LaGUI/la_kernel.c

/*
* LaGUI: A graphical application framework.
* Copyright (C) 2022-2023 Wu Yiming
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/

#ifdef LA_USE_GLES
#define NANOVG_GLES3_IMPLEMENTATION
#else
#define NANOVG_GL3_IMPLEMENTATION
#endif
#include "la_5.h"

#include <stdio.h>
#include <stdlib.h>
#include <math.h>
#include <time.h>

#ifdef __linux__
#include <execinfo.h>
#include <signal.h>
#include <sys/time.h>
#include <X11/Xlib.h>
#include <X11/Xutil.h>
#include <X11/Xos.h>
#include <X11/keysymdef.h>
#include <X11/XKBlib.h>
#include <X11/extensions/XInput.h>
#include <X11/extensions/XInput2.h>
#include <X11/extensions/Xfixes.h>
#include <X11/extensions/Xrandr.h>
#include <X11/Xcursor/Xcursor.h>
#include <X11/cursorfont.h>
#include <GL/glx.h>
#endif
#ifdef _WIN32
#include <GL/wglew.h>
#include <GL/wgl.h>
#include <shellscalingapi.h>
#endif

LA MAIN;

extern tnsMain *T;
int deb = 0;

laOperator *DEB;

laColumn *DEBUG_C;

#ifdef _WIN32
#define LA_GUI_WNDCLASS_NAME L"NUL4_GUI_CLASS"
#else
#define LA_GUI_WNDCLASS_NAME "NUL4_GUI_CLASS"
#endif

#ifdef __linux__
typedef GLXContext (*glXCreateContextAttribsARBProc)(Display*, GLXFBConfig, GLXContext, Bool, const int*);\
typedef void (*glXSwapIntervalEXTProc)(Display *dpy, GLXDrawable drawable, int interval);
glXCreateContextAttribsARBProc glXCreateContextAttribsF;
glXSwapIntervalEXTProc glXSwapIntervalEXTF;
#endif

#ifdef __linux__
static void la_PrintWacomValuators(Display *display, XIAnyClassInfo **classes, int num_classes){
    int i;
    for (i = 0; i < num_classes; i++) {
        if (classes[i]->type == XIValuatorClass) {
            XIValuatorClassInfo *v = (XIValuatorClassInfo*)classes[i];
            logPrint("        Valuator %d: '%s'\n", v->number, (v->label) ?  XGetAtomName(display, v->label) : "No label");
            logPrint("            Range: %f - %f\n", v->min, v->max);
            logPrint("            Resolution: %d units/m\n", v->resolution);
            logPrint("            Mode: %s\n", v->mode == XIModeAbsolute ? "absolute": "relative");
            if (v->mode == XIModeAbsolute) logPrint("            Current value: %f\n", v->value);
        }
    }
}
static void la_RegisterWacomEventMasks(Display *display, int deviceid, real* max_pressure) {
	XIDeviceInfo *info, *dev;
	int i, ndevices;

	dev = XIQueryDevice(display, deviceid, &ndevices);

    XIEventMask *mask=memAcquireSimple(sizeof(XIEventMask));
    mask->deviceid = deviceid;
    mask->mask_len = XIMaskLen(XI_RawMotion);
    mask->mask=memAcquireSimple(mask->mask_len);
    memset(mask->mask, 0, mask->mask_len);
	XISetMask(mask->mask, XI_RawMotion);
    XISelectEvents(display, DefaultRootWindow(display), mask, 1);

    int FoundMax=0;
    for (i = 0; i < dev->num_classes; i++) {
        if (dev->classes[i]->type == XIValuatorClass) {
            XIValuatorClassInfo *v = (XIValuatorClassInfo*)dev->classes[i];
            if(v->number==2){ *max_pressure=v->max; FoundMax=1; break; }
        }
    }
    if(!FoundMax){*max_pressure=65535;}

	logPrint("    Device Name: '%s' (%d)\n", dev->name, dev->deviceid);
	//la_PrintWacomValuators(display, dev->classes, dev->num_classes);

    XIFreeDeviceInfo(dev);
}
int la_DeviceProbablyHasPressure(XIDeviceInfo* dev){
    int axis=0;
    for (int i = 0; i < dev->num_classes; i++) {
        if (dev->classes[i]->type == XIValuatorClass){ axis++; }
    }
    return axis>=3;
}
#define LA_G_STYLUS(dev) \
    (la_DeviceProbablyHasPressure(dev)&&(!MAIN.WacomDeviceStylus))
#define LA_G_ERASER \
    (!MAIN.WacomDeviceEraser)
void la_ScanWacomDevices(Display *display, int deviceid){
    XIDeviceInfo *info, *dev;
    int ndevices;
    int i; char * word;

    int _event, _error;
    if (!XQueryExtension(MAIN.dpy, "XInputExtension", &MAIN.xi_opcode, &_event, &_error)) {
        logPrint("X Input extension not available, wacom pressure events are not available.\n"); return;
    }

    info = XIQueryDevice(display, deviceid, &ndevices);
    for(i = 0; i < ndevices; i++) {
        dev = &info[i]; strToLower(dev->name);
        if (strstr(dev->name, "pen pen")){ if(LA_G_STYLUS(dev)) MAIN.WacomDeviceStylus = dev->deviceid; } // some wacom tablets "wacom bamboo connect pen pen"
        elif (strstr(dev->name, "stylus pen")){ if(LA_G_STYLUS(dev)) MAIN.WacomDeviceStylus = dev->deviceid; } // some huion ones "HUION 256C PEN STYLUS Pen"
        int is_ipts=0; if(strstr(dev->name, "ipts")){ is_ipts=1; }
        word = strtok (dev->name," ");
        while (1) {
            word = strtok (NULL, " "); if (!word) break;
            if (strcmp("stylus", word) == 0){ if(LA_G_STYLUS(dev)) MAIN.WacomDeviceStylus = dev->deviceid; }// wacom
            elif (strcmp("eraser", word) == 0){ if(LA_G_ERASER) MAIN.WacomDeviceEraser = dev->deviceid; }// wacom
            elif (is_ipts && strcmp("pen", word) == 0){ if(LA_G_STYLUS(dev)) MAIN.WacomDeviceStylus = dev->deviceid; }// surface ipts
            elif (is_ipts && strcmp("eraser", word) == 0){ if(LA_G_ERASER) MAIN.WacomDeviceEraser = dev->deviceid; }// surface ipts
            elif (strcmp("pen", word) == 0){ if(LA_G_STYLUS(dev)) MAIN.WacomDeviceStylus = dev->deviceid; }// generic pen
        }
    }
    if(MAIN.WacomDeviceStylus || MAIN.WacomDeviceEraser){
        logPrintNew("Found wacom devices:\n");
        if(MAIN.WacomDeviceStylus) la_RegisterWacomEventMasks(display, MAIN.WacomDeviceStylus,&MAIN.StylusMaxPressure);
        if(MAIN.WacomDeviceEraser) la_RegisterWacomEventMasks(display, MAIN.WacomDeviceEraser,&MAIN.EraserMaxPressure);
	}else{
        logPrintNew("No wacom pen device connected.\n");
	}
    XIFreeDeviceInfo(info);
}

void laHideCursor(){
    if(!MAIN.CurrentWindow) return; XFixesHideCursor(MAIN.dpy, MAIN.CurrentWindow->win);
}
void laShowCursor(){
    if(!MAIN.CurrentWindow) return; XFixesShowCursor(MAIN.dpy, MAIN.CurrentWindow->win);
}

void la_XErrorHandler(Display *display, XErrorEvent *event){
    char buf[512];
    XGetErrorText(display, event->error_code, buf, sizeof(buf));
    printf("X Error:\n%s\n",buf);
}

SYSWINDOW la_CreateWindowX11(int x, int y, int w, int h, char *title, int SyncToVBlank, GLXContext* r_glc, void* egl_surf){
    XSetWindowAttributes swa;
    XWindowAttributes wa;
    swa.event_mask = 
        KeyPressMask|KeyReleaseMask|StructureNotifyMask|SubstructureNotifyMask|
        ButtonMotionMask|ButtonPressMask|ButtonReleaseMask|ExposureMask|PointerMotionMask;
    swa.colormap = MAIN.cmap;
    SYSWINDOW root = DefaultRootWindow(MAIN.dpy);
    SYSWINDOW win = XCreateWindow(MAIN.dpy, root, x,y, w, h, 0, MAIN.xvi->depth, InputOutput, MAIN.xvi->visual, CWColormap | CWEventMask, &swa);
    XSetWMProtocols(MAIN.dpy , win, &MAIN.MsgDelWindow, 1);

    if(x>0||y>0){
        XSizeHints    my_hints = {0};
        my_hints.flags = PPosition;
        my_hints.x = x; my_hints.y = y;
        XSetNormalHints(MAIN.dpy, win, &my_hints);
    }
    XStoreName(MAIN.dpy, win, title);

#ifdef LA_USE_GLES
    static const EGLint ctx_attribs[] = { EGL_CONTEXT_CLIENT_VERSION, 2, EGL_NONE };
    (*r_glc)=eglCreateContext(MAIN.egl_dpy, MAIN.BestFBC, MAIN.glc, ctx_attribs );
    if (!(*r_glc)){ printf("\n\tcannot create gl context\n\n"); exit(0); }
    EGLSurface* surf=egl_surf;
    (*surf)=eglCreateWindowSurface(MAIN.egl_dpy, MAIN.BestFBC, win, NULL);
    if (!(*surf)) { printf("Error: eglCreateWindowSurface failed %d\n",eglGetError()); exit(1); }
    tnsContextMakeCurrent((*r_glc),win,(*surf));
#else
    int attribs[] = { GLX_CONTEXT_MAJOR_VERSION_ARB, MAIN.GLMajor, GLX_CONTEXT_MINOR_VERSION_ARB, MAIN.GLMinor, 0};
    if (((*r_glc) = glXCreateContextAttribsF(MAIN.dpy, MAIN.BestFBC, MAIN.glc, GL_TRUE, attribs)) == NULL){
        printf("\n\tcannot create gl context\n\n"); exit(0);
    }
    tnsContextMakeCurrent((*r_glc),win,0);
    int sync=SyncToVBlank?1:0; glXSwapIntervalEXTF(MAIN.dpy, win, sync);
#endif

    XSetLocaleModifiers("");
    MAIN.im = XOpenIM(MAIN.dpy, NULL, NULL, NULL);
    if(!MAIN.im){
        XSetLocaleModifiers("@im=local");
        MAIN.im = XOpenIM(MAIN.dpy, NULL, NULL, NULL);
    }
    if(!MAIN.im){
        XSetLocaleModifiers("@im=none");
        MAIN.im = XOpenIM(MAIN.dpy, NULL, NULL, NULL);
    }
    if(!MAIN.im){
        XSetLocaleModifiers("@im=");
        MAIN.im = XOpenIM(MAIN.dpy, NULL, NULL, NULL);
    }
    if(!MAIN.im){
        logPrint("Can't open a input method.\n");
    }
    if(MAIN.im){
        MAIN.ic = XCreateIC(MAIN.im, XNInputStyle, XIMPreeditNothing | XIMStatusNothing, XNClientWindow, win, NULL);
        XSetICFocus(MAIN.ic);
    }

    XClassHint ch; ch.res_name = "LAGUI_WINDOW"; ch.res_class = "LAGUI_WINDOW";
    XSetClassHint(MAIN.dpy, win, &ch);

#define _NET_WM_STATE_ADD 1
    if(w<0&&h<0){
        XEvent xev;
        Atom wm_state  =  XInternAtom(MAIN.dpy, "_NET_WM_STATE", False);
        Atom max_horz  =  XInternAtom(MAIN.dpy, "_NET_WM_STATE_MAXIMIZED_HORZ", False);
        Atom max_vert  =  XInternAtom(MAIN.dpy, "_NET_WM_STATE_MAXIMIZED_VERT", False);
        memset(&xev, 0, sizeof(xev));
        xev.type = ClientMessage;
        xev.xclient.window = win;
        xev.xclient.message_type = wm_state;
        xev.xclient.format = 32;
        xev.xclient.data.l[0] = _NET_WM_STATE_ADD;
        xev.xclient.data.l[1] = max_horz;
        xev.xclient.data.l[2] = max_vert;
        XSendEvent(MAIN.dpy, DefaultRootWindow(MAIN.dpy), False, SubstructureNotifyMask, &xev);
    }

    return win;
};
void la_DestroySystemWindowX11(laWindow* w) {
    tnsContextMakeCurrent(0,0,0);
    tnsDeleteContext(w->glc);
#ifdef LA_USE_GLES
    eglDestroySurface(MAIN.egl_dpy, w->egl_surf);
#endif
    XDestroyWindow(MAIN.dpy, w->win);
};
#endif //linux
#ifdef _WIN32
#include <msgdef.h>
#include <wintab.h>
#include <wintab_utils.h>
#define PACKETDATA	(PK_X | PK_Y | PK_STATUS | PK_BUTTONS | PK_NORMAL_PRESSURE | PK_TANGENT_PRESSURE | PK_ORIENTATION | PK_TIME | PK_CURSOR)
#define PACKETMODE	PK_BUTTONS
#include <pktdef.h>

void la_OpenWacomWinTab(HWND hwnd){
    if((!MAIN.WinTabAvailable)||(MAIN.WinTabOpened)) return;

    static LOGCONTEXT glogContext = { 0 };

    HCTX hctx = NULL;
	UINT wDevice = 0; UINT wExtX = 0; UINT wExtY = 0;
	UINT wWTInfoRetVal = 0; AXIS TabletX = { 0 }; AXIS TabletY = { 0 };

	glogContext.lcOptions |= CXO_SYSTEM;
	wWTInfoRetVal = gpWTInfoA(WTI_DEFSYSCTX, 0, &glogContext);
	assert(wWTInfoRetVal == sizeof(LOGCONTEXT));

	assert(glogContext.lcOptions & CXO_SYSTEM);
	wsprintf(glogContext.lcName, "PrsTest Digitizing %p", MAIN.hinstance);
	glogContext.lcOptions |= CXO_MESSAGES|CXO_CSRMESSAGES;
	glogContext.lcPktData = PACKETDATA;
	glogContext.lcPktMode = PACKETMODE;
	glogContext.lcMoveMask = PACKETDATA;
	glogContext.lcBtnUpMask = glogContext.lcBtnDnMask;

	wWTInfoRetVal = gpWTInfoA(WTI_DEVICES + 0, DVC_X, &TabletX);
	assert(wWTInfoRetVal == sizeof(AXIS));

	wWTInfoRetVal = gpWTInfoA(WTI_DEVICES, DVC_Y, &TabletY);
	assert(wWTInfoRetVal == sizeof(AXIS));

    AXIS tabletPressure = { 0 };
    gpWTInfoA(WTI_DEVICES, DVC_NPRESSURE, &tabletPressure); MAIN.WinTabMaxPenPressure = tabletPressure.axMax + 1;

    //glogContext.lcInOrgX = 0;
	//glogContext.lcInOrgY = 0;
	//glogContext.lcInExtX = TabletX.axMax;
	//glogContext.lcInExtY = TabletY.axMax;

    gpWTInfoA(WTI_DEFSYSCTX, CTX_INORGX, &glogContext.lcInOrgX);
    gpWTInfoA(WTI_DEFSYSCTX, CTX_INORGY, &glogContext.lcInOrgY);
    gpWTInfoA(WTI_DEFSYSCTX, CTX_INEXTX, &glogContext.lcInExtX);
    gpWTInfoA(WTI_DEFSYSCTX, CTX_INEXTY, &glogContext.lcInExtY);
    gpWTInfoA(WTI_DEFSYSCTX, CTX_OUTORGX, &glogContext.lcOutOrgX);
    gpWTInfoA(WTI_DEFSYSCTX, CTX_OUTORGY, &glogContext.lcOutOrgY);
    gpWTInfoA(WTI_DEFSYSCTX, CTX_OUTEXTX, &glogContext.lcOutExtX);
    gpWTInfoA(WTI_DEFSYSCTX, CTX_OUTEXTY, &glogContext.lcOutExtY);
    gpWTInfoA(WTI_DEFSYSCTX, CTX_SYSORGX, &glogContext.lcSysOrgX);
    gpWTInfoA(WTI_DEFSYSCTX, CTX_SYSORGY, &glogContext.lcSysOrgY);
    gpWTInfoA(WTI_DEFSYSCTX, CTX_SYSEXTX, &glogContext.lcSysExtX);
    gpWTInfoA(WTI_DEFSYSCTX, CTX_SYSEXTY, &glogContext.lcSysExtY);
    //printf("%d %d\n", glogContext.lcInOrgX, glogContext.lcInOrgY);
    //printf("%d %d\n", glogContext.lcInExtX, glogContext.lcInExtY);
    //printf("%d %d\n", glogContext.lcOutOrgX, glogContext.lcOutOrgY);
    //printf("%d %d\n", glogContext.lcOutExtX, glogContext.lcOutExtY);
    //printf("%d %d\n", glogContext.lcSysOrgX, glogContext.lcSysOrgY);
    //printf("%d %d\n", glogContext.lcSysExtX, glogContext.lcSysExtY);

    glogContext.lcOutOrgX = GetSystemMetrics(SM_XVIRTUALSCREEN);
	glogContext.lcOutOrgY = GetSystemMetrics(SM_YVIRTUALSCREEN);
	glogContext.lcOutExtX = GetSystemMetrics(SM_CXVIRTUALSCREEN); //SM_CXSCREEN);
	glogContext.lcOutExtY = -GetSystemMetrics(SM_CYVIRTUALSCREEN);	// lower left to upper left. SM_CYSCREEN);
    //printf("%d %d\n", glogContext.lcOutOrgX, glogContext.lcOutOrgY);
    //printf("%d %d\n", glogContext.lcOutExtX, glogContext.lcOutExtY);

	hctx = gpWTOpenA(hwnd, &glogContext, FALSE);

    if (!hctx)return;

    gpWTEnable(hctx, 1); MAIN.WinTabOpened = 1;

    logPrintNew("Successfully opened Wacom input device via WinTab.\n");
}

void laHideCursor() {
    if (!MAIN.CurrentWindow) return; //impl
}
void laShowCursor() {
    if (!MAIN.CurrentWindow) return; //impl
}
static PIXELFORMATDESCRIPTOR cpfd = {
    sizeof(PIXELFORMATDESCRIPTOR),1,
    PFD_DRAW_TO_WINDOW | PFD_SUPPORT_OPENGL | PFD_SWAP_COPY | PFD_DOUBLEBUFFER,
    PFD_TYPE_RGBA,
    8,
    0, 0, 0, 0, 0, 0,
    0, 0, 0,
    0, 0, 0, 0,
    32,
    8, 0,
    0,
    0, 0, 0, 0
};
void la_SetupPxlFormat(HDC hdc, int* nRegularFormat, int* nMSFormat) {
    int nBestMS = 0;
    int i;
    int iResults[9];
    int iAttributes[9] = { WGL_SUPPORT_OPENGL_ARB, // 0
        WGL_ACCELERATION_ARB,   // 1
        WGL_DRAW_TO_WINDOW_ARB, // 2
        WGL_DOUBLE_BUFFER_ARB,  // 3
        WGL_PIXEL_TYPE_ARB,     // 4
        WGL_DEPTH_BITS_ARB,     // 5
        WGL_STENCIL_BITS_ARB,   // 6
        WGL_SAMPLE_BUFFERS_ARB, // 7
        WGL_SAMPLES_ARB };      // 8

    // How many pixelformats are there?
    int nFormatCount[] = { 0 };
    int attrib[] = { WGL_NUMBER_PIXEL_FORMATS_ARB };

    if (!wglGetPixelFormatAttribivARB)
        wglGetPixelFormatAttribivARB = (PFNWGLGETPIXELFORMATATTRIBIVARBPROC)
        wglGetProcAddress("wglGetPixelFormatAttribivARB");

    wglGetPixelFormatAttribivARB(hdc, 1, 0, 1, attrib, nFormatCount);

    for (i = 0; i < nFormatCount[0]; i++){
        wglGetPixelFormatAttribivARB(hdc, i + 1, 0, 9, iAttributes, iResults);
        if (iResults[0] == 1 && iResults[1] == WGL_FULL_ACCELERATION_ARB && iResults[2] == 1)
            if (iResults[3] == 1)                    // Double buffered
                if (iResults[4] == WGL_TYPE_RGBA_ARB)    // Full Color
                    if (iResults[5] >= 24)                   // Any Depth greater than 16
                        if (iResults[6] > 0) { *nRegularFormat = i; break; }
    }
    SetPixelFormat(hdc, *nRegularFormat, &cpfd);
};
void la_SetupGLEnviornment(laWindow* window, HWND hwnd, int Sync) {
    GLint Attrib[] = { WGL_CONTEXT_MAJOR_VERSION_ARB, MAIN.GLMajor,
                  WGL_CONTEXT_MINOR_VERSION_ARB, MAIN.GLMinor,
        WGL_CONTEXT_PROFILE_MASK_ARB,WGL_CONTEXT_COMPATIBILITY_PROFILE_BIT_ARB,
        //WGL_FRAMEBUFFER_SRGB_CAPABLE_ARB, GL_TRUE,
        0 };
    HGLRC hglrc = 0;
    HDC hdc = 0;
    int a, b;

    hdc = GetDC(hwnd);
    la_SetupPxlFormat(hdc, &a, &b);

    hglrc = wglCreateContextAttribsARB(hdc, MAIN.glc, Attrib);

    if (!hglrc) SEND_PANIC_ERROR("Can't Create Opengl Context!\n", );

    tnsContextMakeCurrent(hglrc, hdc,0);

    //int sync = Sync ? 1 : 0; wglSwapIntervalEXT(sync);
    wglSwapIntervalEXT(-1);

    window->win = hwnd; window->glc = hglrc; window->hdc = hdc;
};
SYSWINDOW la_CreateWindowWin32(int x, int y, int w, int h, char* title, int SyncToVBlank, SYSGLCONTEXT* r_glc) {
    HINSTANCE* inst = &MAIN.hinstance;
    HWND hwnd = CreateWindowW(LA_GUI_WNDCLASS_NAME, title, WS_OVERLAPPEDWINDOW | WS_CLIPSIBLINGS | WS_CLIPCHILDREN,
        x, y, w, h, 0, 0, *inst, 0);
    if (!hwnd) { int a = GetLastError(); printf("%d", a); return 0; }

    if (!MAIN.WinTabOpened) { la_OpenWacomWinTab(hwnd); }
    return hwnd;
};
void la_DestroySystemWindowWin32(laWindow* w) {
    tnsContextMakeCurrent(0,0,0);
    tnsDeleteContext(w->glc);
    ReleaseDC(w->win, w->hdc);
    DestroyWindow(w->win);
};
#endif

#ifdef __linux__
void la_HandlerSIGSEGV(int sig) {
    void *array[30];
    size_t sz;
    sz = backtrace(array, 30);

    fprintf(stdout, "LaGUI recieved error signal %d:\n The program terminated unexpectedly.\n", sig);
    backtrace_symbols_fd(array, sz, STDERR_FILENO);
    exit(1);
}
#endif

void la_glDebugOutput(GLenum source, GLenum type, unsigned int id,
    GLenum severity, GLsizei length, const char* message, const void* userParam) {
    // ignore non-significant error/warning codes
    if (id==131169 || id==131185 || id==131218 || id==131204 || id==131076) return;

    logPrint("GL %d: %s\n", id, message);

    char* strsource="",*strtype="",*strseverity="";

    switch (source) {
    case GL_DEBUG_SOURCE_API:             strsource = "API"; break;
    case GL_DEBUG_SOURCE_WINDOW_SYSTEM:   strsource = "Window System"; break;
    case GL_DEBUG_SOURCE_SHADER_COMPILER: strsource = "Shader Compiler"; break;
    case GL_DEBUG_SOURCE_THIRD_PARTY:     strsource = "Third Party"; break;
    case GL_DEBUG_SOURCE_APPLICATION:     strsource = "Application"; break;
    case GL_DEBUG_SOURCE_OTHER:           strsource = "Other"; break;
    }

    switch (type) {
    case GL_DEBUG_TYPE_ERROR:               strtype = "Error"; break;
    case GL_DEBUG_TYPE_DEPRECATED_BEHAVIOR: strtype = "Deprecated Behaviour"; break;
    case GL_DEBUG_TYPE_UNDEFINED_BEHAVIOR:  strtype = "Undefined Behaviour"; break;
    case GL_DEBUG_TYPE_PORTABILITY:         strtype = "Portability"; break;
    case GL_DEBUG_TYPE_PERFORMANCE:         strtype = "Performance"; break;
    case GL_DEBUG_TYPE_MARKER:              strtype = "Marker"; break;
    case GL_DEBUG_TYPE_PUSH_GROUP:          strtype = "Push Group"; break;
    case GL_DEBUG_TYPE_POP_GROUP:           strtype = "Pop Group"; break;
    case GL_DEBUG_TYPE_OTHER:               strtype = "Other"; break;
    }

    switch (severity) {
    case GL_DEBUG_SEVERITY_HIGH:         strseverity = "High"; break;
    case GL_DEBUG_SEVERITY_MEDIUM:       strseverity = "Medium"; break;
    case GL_DEBUG_SEVERITY_LOW:          strseverity = "Low"; break;
    case GL_DEBUG_SEVERITY_NOTIFICATION: strseverity = "Notification"; break;
    }
    logPrint("%s | %s | %s\n\n", strsource,strtype,strseverity);
}

void la_SetCurrentGLContextDebug(){
    int force=MAIN.InitArgs.GLDebug;
    if(MAIN.EnableGLDebug || force){ glEnable(GL_DEBUG_OUTPUT); }else{ glDisable(GL_DEBUG_OUTPUT); }
    if(MAIN.GLDebugSync || force){ glEnable(GL_DEBUG_OUTPUT_SYNCHRONOUS); }else{ glDisable(GL_DEBUG_OUTPUT_SYNCHRONOUS); }
    glDebugMessageCallback(la_glDebugOutput, 0);
    int sev=GL_DONT_CARE;
    if(!force){
        switch(MAIN.GLDebugLevel){ 
        default: sev=GL_DONT_CARE; break;
        case 1: sev=GL_DEBUG_SEVERITY_NOTIFICATION; break;
        case 2: sev=GL_DEBUG_SEVERITY_LOW; break;
        case 3: sev=GL_DEBUG_SEVERITY_MEDIUM; break;
        case 4: sev=GL_DEBUG_SEVERITY_HIGH; break;
        }
    }
    glDebugMessageControl(GL_DONT_CARE, GL_DONT_CARE, sev, 0, 0, GL_TRUE);
}
void la_NotifyGLDebugChanges(){
    MAIN.GLDebugNeedsUpdate=1; for(laWindow* w=MAIN.Windows.pFirst;w;w=w->Item.pNext){ w->GLDebugNeedsUpdate=1; }
}

void la_SetupWindowGLStates(laWindow* w){
    tnsBindVertexArray(w->vao); tnsUnbindTexture(); tnsUseImmShader(); tnsEnableShaderv(T->immShader);
    if(w->GLDebugNeedsUpdate){
        tnsContextMakeWindowCurrent(w);
        la_SetCurrentGLContextDebug(); w->GLDebugNeedsUpdate=0;
    }
}

int la_CreateSystemWindow(laWindow *window, int SyncToVBlank){
    SYSGLCONTEXT glc;
#ifdef __linux__
    void* egl_surf=0;
#ifdef LA_USE_GLES
    egl_surf=&window->egl_surf;
#endif
    SYSWINDOW hwnd = la_CreateWindowX11(window->X, window->Y, window->W, window->H, window->Title->Ptr, SyncToVBlank, &glc, egl_surf);
#endif
#ifdef _WIN32
    SYSWINDOW hwnd = la_CreateWindowWin32(window->X, window->Y, window->W, window->H, window->Title->Ptr, SyncToVBlank, &glc);
#endif
    window->win = hwnd;
    window->glc = glc;

#ifdef _WIN32
    la_SetupGLEnviornment(window, hwnd, SyncToVBlank);

    RECT rc; GetClientRect(window->win, &rc);
    window->CW = rc.right - rc.left;
    window->CH = rc.bottom - rc.top;
#endif
#ifdef __linux__
    XWindowAttributes attr;
    XGetWindowAttributes(MAIN.dpy, window->win, &attr);
    window->CW =attr.width;
    window->CH = attr.height;
#endif
    la_SetCurrentGLContextDebug();
    glGenVertexArrays(1,&window->vao); tnsBindVertexArray(window->vao);
    la_SetupWindowGLStates(window);

#ifdef LA_USE_GLES
    window->nvg=nvgCreateGLES3(NVG_STENCIL_STROKES|NVG_DEBUG|NVG_ANTIALIAS);
#else
    window->nvg=nvgCreateGL3(NVG_STENCIL_STROKES|NVG_DEBUG|NVG_ANTIALIAS);
#endif

    window->OutputShowStripes=1; window->Redraw=1;
    window->GLDebugNeedsUpdate=1;
    window->UseComposing=0; window->ComposingGamma=1.0; window->ComposingBlackpoint=0.0;

    return 1;
};

int la_DestroySystemWindow(laWindow* wnd){
#ifdef LA_USE_GLES
    nvgDeleteGLES3(wnd->nvg);
#else
    nvgDeleteGL3(wnd->nvg);
#endif
#ifdef __linux__
    la_DestroySystemWindowX11(wnd);
#endif
#ifdef _WIN32
    la_DestroySystemWindowWin32(wnd);
#endif
}

void la_DestroyWindow(laWindow *wnd){
    laLayout *l; laPanel *p; if (!wnd) return;
    
    tnsSwitchToCurrentWindowContext(wnd);

    tnsBindVertexArray(0); glDeleteVertexArrays(1,&wnd->vao);

    la_StopAllOperators();
    strSafeDestroy(&wnd->Title);

    //la_PrintUserList(wnd);
    //printf("----\n");

    while (p = lstPopItem(&wnd->Panels)){ laDestroySinglePanel(p,1); }
    while (l = lstPopItem(&wnd->Layouts)){
        laDestroyBlocksRecursive(l->FirstBlock);
        //la_PrintUserList(l);
        //printf("%x %s\n", l, l->ID->Ptr);
        strSafeDestroy(&l->ID);
        memFree(l);
        //la_PrintUserList(wnd);
        //printf("----\n");
    }
    //printf("----\n%x\n",wnd);
    //la_PrintUserList(wnd);
    la_DestroySystemWindow(wnd);
    lstRemoveItem(&MAIN.Windows, wnd);

    memFree(wnd);
    MAIN.CurrentWindow=MAIN.Windows.pFirst;
}

void laRenameWindow(laWindow* wnd, char* name){
    if((!wnd)||MAIN.IsReadingUDF) return;
    strSafeSet(&wnd->Title, name);
    if(!wnd->win) return;
#ifdef __linux__
    XStoreName(MAIN.dpy, wnd->win, name);
#endif
#ifdef _WIN32
    //wchar_t buf[128]; MultiByteToWideChar(CP_UTF8, 0, name, -1, buf, 128);
    SetWindowTextW(wnd->win, name);
#endif
}

#ifdef __linux__
const char* la_ConvertCursorID(int id){
    switch (id) {
    case LA_ARROW: return "arrow";
    case LA_CROSS: return "cross";
    case LA_LEFT_AND_RIGHT: return "sb_h_double_arrow";
    case LA_UP_AND_DOWN: return "sb_v_double_arrow";
    case LA_MOVE: return "diamond_cross";
    case LA_HAND: return "hand1";
    case LA_CORNER: return "bottom_right_corner";
    }
    return "arrow";
}
#endif
#ifdef _WIN32
HCURSOR la_ConvertCursorID(int id){
    switch (id){
    case LA_ARROW: return LoadCursor(0,IDC_ARROW);
    case LA_CROSS: return LoadCursor(0,IDC_CROSS);
    case LA_LEFT_AND_RIGHT: return LoadCursor(0,IDC_SIZEWE);
    case LA_UP_AND_DOWN: return LoadCursor(0, IDC_SIZENS);
    case LA_MOVE: return LoadCursor(0, IDC_SIZEALL);
    case LA_HAND: return LoadCursor(0, IDC_HAND);
    case LA_CORNER: return LoadCursor(0, IDC_SIZENWSE);
    }
    return LoadCursor(0, IDC_ARROW);;
}
#endif

void la_InitThreadEnviornment(){
    //pthread_spin_init(&MAIN.csNotifier, //pthread_PROCESS_PRIVATE);
}

laLogEntry* logEnsure(int Create){
    if(!MAIN.Logs.pFirst || Create){
        laLogEntry* le=memAcquireSimple(sizeof(laLogEntry));
        lstAppendItem(&MAIN.Logs, le);
    }
    return MAIN.Logs.pLast;
}
void logPrintTV(int Continued, char* format, va_list v){
    if(!format || !format[0]) return;
    laLogEntry* le=logEnsure(Continued);
    if(MAIN.EnableLogStdOut){ va_list v1; va_copy(v1,v); vprintf(format,v1); }
    strSafePrintV(&le->Content, format, v);
    laNotifyUsers("la.logs");
}
void logPrintT(int Continued, char* format, ...){
    if(!format || !format[0]) return;
    laLogEntry* le=logEnsure(Continued);
    va_list aptr; va_start(aptr, format);
    strSafePrint(&le->Content, format, aptr);
    va_end(aptr);
    laNotifyUsers("la.logs");
}
void logPrint(char* format, ...){
    va_list aptr; va_start(aptr, format);
    logPrintTV(0, format, aptr);
    va_end(aptr);
}
void logPrintNew(char* format, ...){
    logEnsure(1);
    va_list aptr; va_start(aptr, format);
    logPrintTV(0, format, aptr);
    va_end(aptr);
}
void logClear(){
    laLogEntry*l;
    while(l=lstPopItem(&MAIN.Logs)){ strSafeDestroy(&l->Content); memFree(l); }
    laNotifyUsers("la.logs");
}

#ifdef __linux__
int la_GetDPI(Window* root_win){
    XRRScreenResources *screen;
    XRROutputInfo *info;
    XRRCrtcInfo *crtc_info;
    XRRCrtcInfo *crtc;
    int iscres, icrtc, dpi=0;

    screen=XRRGetScreenResources(MAIN.dpy, root_win);
    for(iscres=0;iscres<screen->noutput;iscres++){
        info=XRRGetOutputInfo(MAIN.dpy,screen,screen->outputs[iscres]);
        if(!info->mm_width || !info->mm_height){ continue; }
        logPrint("    Xrandr reported output size: %dmm x %dmm\n",info->mm_width,info->mm_height);
        crtc=XRRGetCrtcInfo(MAIN.dpy,screen,info->crtc);
        dpi=(real)crtc->width/(real)info->mm_width*25.4;
        logPrint("    CRTC: %d x %d, around %ddpi\n",crtc->width,crtc->height,dpi);
        XRRFreeCrtcInfo(crtc);
        //if(info->connection==RR_Connected){
        //    for (icrtc=0;icrtc<info->ncrtc;icrtc++) {
        //        crtc_info=XRRGetCrtcInfo(MAIN.dpy,screen,screen->crtcs[icrtc]);
        //        printf("==> %d,%d + %dx%d\n", crtc_info->x, crtc_info->y, crtc_info->width, crtc_info->height);
        //        XRRFreeCrtcInfo(crtc_info);
        //    }
        //}
        XRRFreeOutputInfo(info);
    }
    XRRFreeScreenResources(screen);
    return dpi;
}
#endif
#ifdef _WIN32
int la_GetDPI(HWND win){
    return GetDpiForWindow(win);
    return 144;
}
#endif


#define PROGRESSW (LA_RH*15)

void laShowProgress(real p1, real p2){
    laBoxedTheme *bt = _LA_THEME_TAB; real* fg=laThemeColor(bt,LA_BT_TEXT); real* bg=laThemeColor(bt,LA_BT_NORMAL);
    if(!MAIN.Progress.Called){
        laRecordTime(&MAIN.Progress.TimeCalled); MAIN.Progress.Called=1;
    }else{
        laTimeRecorder tm; laRecordTime(&tm);
        real t=laTimeElapsedSecondsf(&tm,&MAIN.Progress.TimeCalled); if(t<0.1) return;
        memcpy(&MAIN.Progress.TimeCalled,&tm,sizeof(laTimeRecorder));
        if(!MAIN.Progress.Shown){
             int ww=PROGRESSW+LA_RH*2;
#ifdef __linux__
            int w=XDisplayWidth(MAIN.dpy, 0),h=XDisplayHeight(MAIN.dpy, 0);
            XMoveResizeWindow(MAIN.dpy,MAIN.Progress.w,w/2-ww/2,h/2-LA_RH*2/2,ww,LA_RH*2);
            long a=LA_COLOR3_TO_HEX(bg);
            XSetForeground(MAIN.dpy,MAIN.Progress.gc,LA_COLOR3_TO_HEX(fg));
            XSetBackground(MAIN.dpy,MAIN.Progress.gc,LA_COLOR3_TO_HEX(bg));
            XSetWindowBackground(MAIN.dpy,MAIN.Progress.w,LA_COLOR3_TO_HEX(bg));
            if(MAIN.CurrentWindow) XSetTransientForHint(MAIN.dpy,MAIN.Progress.w,MAIN.CurrentWindow->win);
            XMapWindow(MAIN.dpy,MAIN.Progress.w);
#endif
#ifdef _WIN32
            int w=GetSystemMetrics(SM_CXFULLSCREEN), h=GetSystemMetrics(SM_CYFULLSCREEN);
            SetWindowPos(MAIN.Progress.w, MAIN.CurrentWindow->win,w/2-ww/2,h/2-LA_RH*2/2,ww,LA_RH*2,0);
            ShowWindow(MAIN.Progress.w,SW_SHOW);
#endif
            MAIN.Progress.Shown = 1;
        }
    }
    if(p1>=0) MAIN.Progress.p1=p1; if(p2>=0) MAIN.Progress.p2=p2;
#ifdef __linux__
    XClearWindow(MAIN.dpy,MAIN.Progress.w);
    XFillRectangle(MAIN.dpy,MAIN.Progress.w,MAIN.Progress.gc,LA_RH*2,0,PROGRESSW*MAIN.Progress.p1,LA_RH);
    XFillRectangle(MAIN.dpy,MAIN.Progress.w,MAIN.Progress.gc,LA_RH*2,LA_RH,PROGRESSW*MAIN.Progress.p2,LA_RH);
    tnsDrawLCD7_ProgressSystem(LA_RH*1.5,0,MAIN.Progress.p1);
    tnsDrawLCD7_ProgressSystem(LA_RH*1.5,LA_RH,MAIN.Progress.p2);
    XSync(MAIN.dpy, 1); XFlush(MAIN.dpy);
#endif
#ifdef _WIN32
    InvalidateRect(MAIN.Progress.w,0,1);
    if(!MAIN.Progress.brush_bg){ MAIN.Progress.brush_bg=CreateSolidBrush(LA_COLOR3_TO_RGB(bg)); }
    if(!MAIN.Progress.brush_fg){ MAIN.Progress.brush_fg=CreateSolidBrush(LA_COLOR3_TO_RGB(fg)); }
    if(!MAIN.Progress.pen_fg){ MAIN.Progress.pen_fg=CreatePen(PS_SOLID, 2, LA_COLOR3_TO_RGB(fg)); }
    RECT rect; GetClientRect(MAIN.Progress.w, &rect);
    PAINTSTRUCT ps; BeginPaint(MAIN.Progress.w,&ps);
    SelectObject(MAIN.Progress.hdc, MAIN.Progress.brush_bg);
    Rectangle(MAIN.Progress.hdc, 0, 0, rect.right, rect.bottom);
    SelectObject(MAIN.Progress.hdc, MAIN.Progress.brush_fg);
    Rectangle(MAIN.Progress.hdc,LA_RH*2,0,LA_RH*2+PROGRESSW*MAIN.Progress.p1,LA_RH);
    Rectangle(MAIN.Progress.hdc,LA_RH*2,LA_RH,LA_RH*2+PROGRESSW*MAIN.Progress.p2,LA_RH+LA_RH);
    SelectObject(MAIN.Progress.hdc, MAIN.Progress.pen_fg);
    tnsDrawLCD7_ProgressSystem(LA_RH*1.5,0,MAIN.Progress.p1);
    tnsDrawLCD7_ProgressSystem(LA_RH*1.5,LA_RH,MAIN.Progress.p2);
    EndPaint(MAIN.Progress.w,&ps);
    MSG msg;
    while (PeekMessage(&msg, 0, 0, 0, PM_REMOVE)){ TranslateMessage(&msg); DispatchMessage(&msg); };
#endif
}
void laHideProgress(){
    if(!MAIN.Progress.Shown){
        MAIN.Progress.Called=0; return;
    }
    laTimeRecorder tm; laRecordTime(&tm);
    real t=laTimeElapsedSecondsf(&tm,&MAIN.Progress.TimeCalled);
    if(t<0.2){ usleep((TNS_MIN2(0.2-t,0.2))*1000000); }
    MAIN.Progress.Called = MAIN.Progress.Shown = 0;
#ifdef __linux__
    XUnmapWindow(MAIN.dpy,MAIN.Progress.w); XSync(MAIN.dpy, 1); XFlush(MAIN.dpy);
#endif
#ifdef _WIN32
    ShowWindow(MAIN.Progress.w,SW_HIDE);
    if(MAIN.CurrentWindow) UpdateWindow(MAIN.CurrentWindow->win);
#endif
}

//=======================

void la_InitProgressWindow(){
#ifdef __linux__
    MAIN.Progress.w=XCreateSimpleWindow(MAIN.dpy, RootWindow(MAIN.dpy, 0), 0, 0, PROGRESSW+LA_RH*2, LA_RH*2, 0, BlackPixel(MAIN.dpy, 0), WhitePixel(MAIN.dpy, 0));
    if(!MAIN.Progress.w) return;
    Atom window_type = XInternAtom(MAIN.dpy, "_NET_WM_WINDOW_TYPE", False); long value = XInternAtom(MAIN.dpy, "_NET_WM_WINDOW_TYPE_DOCK", False);
    XChangeProperty(MAIN.dpy, MAIN.Progress.w, window_type,XA_ATOM, 32, PropModeReplace, (unsigned char *) &value,1 );
    MAIN.Progress.gc=XCreateGC(MAIN.dpy,MAIN.Progress.w,0,&MAIN.Progress.gc_values);
    if(MAIN.Progress.gc<0) return;
    XSetFillStyle(MAIN.dpy, MAIN.Progress.gc, FillSolid);
    XSetLineAttributes(MAIN.dpy, MAIN.Progress.gc, 2, LineSolid, CapButt, JoinBevel);
    XSync(MAIN.dpy,0);
#endif
#ifdef _WIN32
    WNDCLASSW wc;
    wc.hInstance = MAIN.hinstance;
    wc.lpfnWndProc = LA_ProgressWindowProc;
    wc.hIcon = LoadIcon(NULL, IDI_APPLICATION);
    wc.hCursor = LoadCursor(NULL, IDC_ARROW);
    wc.hbrBackground = (HBRUSH)GetStockObject(WHITE_BRUSH);
    wc.cbWndExtra = 0;
    wc.cbClsExtra = 0;
    wc.lpszClassName = L"_LAGUIPROGRESS";
    wc.lpszMenuName = NULL;
    wc.style = CS_HREDRAW | CS_VREDRAW | CS_OWNDC;

    if (!RegisterClassW(&wc)){ return; }
    
    MAIN.Progress.w=CreateWindowW(L"_LAGUIPROGRESS",L"Progress", WS_POPUP, 0,0,PROGRESSW+LA_RH*2,LA_RH*2,0,0,MAIN.hinstance,0);

    MAIN.Progress.hdc=GetDC(MAIN.Progress.w);

#endif
}

void laSetFontFolderPath(char* absolute){
    strcpy(MAIN.SysFontDir,absolute); int len=strlen(MAIN.SysFontDir);
    if(MAIN.SysFontDir[len-1]!='/'){ MAIN.SysFontDir[len]='/'; MAIN.SysFontDir[len+1]=0; }
}

void laSetDefaultInitArguments(laInitArguments* ia){
    ia->GLMajor=3; ia->GLMinor=3; ia->BufferSamples=0;
    ia->UseColorManagement=0;
    ia->HasWorldObjects=0;
    ia->HasAction=0;
    ia->HasTextureInspector=0;
    ia->HasHistories=0;
    ia->HasTerminal=1;
    ia->HasAudio=0;
}
void laSetCompleteInitArguments(laInitArguments* ia){
    ia->GLMajor=3; ia->GLMinor=3; ia->BufferSamples=0;
    ia->UseColorManagement=1;
    ia->HasWorldObjects=1;
    ia->HasAction=1;
    ia->HasTextureInspector=1;
    ia->HasHistories=1;
    ia->HasTerminal=1;
    ia->HasAudio=1;
}
void laProcessInitArguments(int argc, char* argv[],laInitArguments* ia) {
    MAIN.GLMajor=MAIN.GLMinor=-1;
    char* arg = 0;
    printf("Initializing LaGUI...\n",argc);
    for(int i=0;i<argc;i++){
        if(strstr(argv[i], "--gl-version=")==argv[i]){ arg=&argv[i][strlen(argv[i])-3];
            if(arg[0]>='2'&&arg[0]<='4'&&arg[1]=='.'&&arg[2]>='0'&&arg[2]<='9'){
                ia->GLMajor=arg[0]-'0'; ia->GLMinor=arg[2]-'0';
                printf("Set gl-version = %d.%d\n",ia->GLMajor,ia->GLMinor);
            }
            continue;
        }
        if(strSame(argv[i], "--gl-debug")){ ia->GLDebug=1; printf("Enabled OpenGL Debug.\n"); }
        if(strSame(argv[i], "--log")){ ia->EnableLogStdOut=1; printf("Enabled log output to stdout.\n"); }
    }
}
int laGetReadyWith(laInitArguments* ia){
#ifdef __linux__
    signal(SIGSEGV,la_HandlerSIGSEGV);
#endif

    memcpy(&MAIN.InitArgs,ia,sizeof(laInitArguments));
    if(MAIN.InitArgs.GLMajor>4||MAIN.InitArgs.GLMajor<1){ MAIN.InitArgs.GLMajor=3; }
    if(MAIN.InitArgs.GLMinor<1){ MAIN.InitArgs.GLMinor=3; }
    if(MAIN.BufferSamples==1){ MAIN.BufferSamples=0; }

    tnsInit();

#ifdef __linux__
    SYSWINDOW root, win;
    GLint att[] = {GLX_RGBA, GLX_DEPTH_SIZE, 24, GLX_DOUBLEBUFFER, None};
    XSetWindowAttributes swa={0};
    XWindowAttributes wa={0};
    XEvent xev;

    logPrintNew("Initializing LaGUI...\n");

    setlocale(LC_CTYPE, "zh_CN.utf8");

    XSetErrorHandler(la_XErrorHandler);

    int i;

    if ((MAIN.dpy = XOpenDisplay(NULL)) == NULL){
        printf("\n\tcannot connect to x server\n\n");
        exit(0);
    }

    la_ScanWacomDevices(MAIN.dpy,XIAllDevices);
    
    MAIN.GLMajor=MAIN.InitArgs.GLMajor; MAIN.GLMinor=MAIN.InitArgs.GLMinor; MAIN.BufferSamples=MAIN.InitArgs.BufferSamples;
    logPrint("Chosen OpenGL version %d.%d\n",MAIN.GLMajor,MAIN.GLMinor);

#ifdef LA_USE_GLES

    MAIN.egl_dpy=eglGetDisplay(MAIN.dpy);
    if(!MAIN.egl_dpy){ printf("Error: eglGetDisplay() failed\n"); exit(1); }
    EGLint egl_major, egl_minor;
    if (!eglInitialize(MAIN.egl_dpy, &egl_major, &egl_minor)) {
        printf("Error: eglInitialize() failed\n"); return -1;
    }

    int scrnum;
    XSetWindowAttributes attr;
    XVisualInfo *visInfo, visTemplate;
    int num_visuals;
    EGLContext ctx;
    EGLint num_configs;
    EGLint vid;
    static const EGLint attribs[] = {
        EGL_RED_SIZE, 8,
        EGL_GREEN_SIZE, 8,
        EGL_BLUE_SIZE, 8,
        EGL_DEPTH_SIZE, 1,
        EGL_RENDERABLE_TYPE, EGL_OPENGL_ES2_BIT,
        EGL_NONE
    };
    if (!eglChooseConfig(MAIN.egl_dpy, attribs, &MAIN.BestFBC, 1, &num_configs)) {
        printf("Error: couldn't get an EGL visual config\n"); exit(1);
    }
    if (!eglGetConfigAttrib(MAIN.egl_dpy, MAIN.BestFBC, EGL_NATIVE_VISUAL_ID, &vid)) {
        printf("Error: eglGetConfigAttrib() failed\n"); exit(1);
    }
    visTemplate.visualid = vid;
    visInfo = XGetVisualInfo(MAIN.dpy, VisualIDMask, &visTemplate, &num_visuals);
    if (!visInfo) {
        printf("Error: couldn't get X visual\n"); exit(1);
    }
    MAIN.xvi=visInfo;

    root = DefaultRootWindow(MAIN.dpy);
    if ((MAIN.cmap = XCreateColormap(MAIN.dpy, root, MAIN.xvi->visual, AllocNone)) == 0){
        printf("\n\tcannot create colormap\n\n"); exit(1);
    }

    eglBindAPI(EGL_OPENGL_ES_API);
    static const EGLint ctx_attribs[] = {
        EGL_CONTEXT_CLIENT_VERSION, 2,
        EGL_NONE
    };
    MAIN.glc = eglCreateContext(MAIN.egl_dpy, MAIN.BestFBC, EGL_NO_CONTEXT, ctx_attribs);
    if (!MAIN.glc) {
        printf("Error: eglCreateContext failed\n"); exit(1);
    }

    eglMakeCurrent(MAIN.egl_dpy,EGL_NO_SURFACE,EGL_NO_SURFACE,MAIN.glc);

#else

    int visual_attribs[] = {
        GLX_X_RENDERABLE    , True,
        GLX_DRAWABLE_TYPE   , GLX_WINDOW_BIT,
        GLX_RENDER_TYPE     , GLX_RGBA_BIT,
        GLX_X_VISUAL_TYPE   , GLX_TRUE_COLOR,
        GLX_RED_SIZE        , 8,
        GLX_GREEN_SIZE      , 8,
        GLX_BLUE_SIZE       , 8,
        GLX_ALPHA_SIZE      , 8,
        GLX_DEPTH_SIZE      , 24,
        //GLX_STENCIL_SIZE    , 8,
        GLX_DOUBLEBUFFER    , True,
        GLX_SAMPLE_BUFFERS  , MAIN.BufferSamples?1:0,
        GLX_SAMPLES         , MAIN.BufferSamples?MAIN.BufferSamples:0,
        None
    };

    int fbcount = -1;
    GLXFBConfig* fbconfig = glXChooseFBConfig(MAIN.dpy, DefaultScreen(MAIN.dpy), visual_attribs, &fbcount );

    logPrint("glXChooseFBConfig matched %d\n",fbcount);

    if (!fbcount){ printf("\n\tno matching visual\n\n"); exit(0); }

    MAIN.BestFBC = fbconfig[0];
    int sample_buf,samples;
    glXGetFBConfigAttrib(MAIN.dpy, MAIN.BestFBC, GLX_SAMPLE_BUFFERS, &sample_buf);
    glXGetFBConfigAttrib(MAIN.dpy, MAIN.BestFBC, GLX_SAMPLES, &samples);
    logPrint("    Chosen framebuffer with: %s %d samples\n",sample_buf?"Multisample":"-",samples);

    MAIN.xvi=glXGetVisualFromFBConfig(MAIN.dpy, MAIN.BestFBC);

    free(fbconfig);

    root = DefaultRootWindow(MAIN.dpy);
    if ((MAIN.cmap = XCreateColormap(MAIN.dpy, root, MAIN.xvi->visual, AllocNone)) == 0){
        printf("\n\tcannot create colormap\n\n"); exit(0);
    }

    swa.colormap = MAIN.cmap;
    root = DefaultRootWindow(MAIN.dpy);
    win = XCreateWindow(MAIN.dpy, root, 0, 0, 100, 100, 0, MAIN.xvi->depth, InputOutput, MAIN.xvi->visual, CWBackPixel | CWBorderPixel|CWColormap | CWEventMask, &swa);
    MAIN.win=win;
    int attribs[] = { GLX_CONTEXT_MAJOR_VERSION_ARB, MAIN.GLMajor, GLX_CONTEXT_MINOR_VERSION_ARB, MAIN.GLMinor, 0};
    glXCreateContextAttribsF = (glXCreateContextAttribsARBProc) glXGetProcAddressARB( (const GLubyte *) "glXCreateContextAttribsARB" );
    if ((MAIN.glc = glXCreateContextAttribsF(MAIN.dpy, MAIN.BestFBC, NULL, GL_TRUE, attribs)) == NULL){
        printf("\n\tcannot create gl context\n\n"); exit(0);
    }
    glXSwapIntervalEXTF = (glXSwapIntervalEXTProc) glXGetProcAddressARB( (const GLubyte *) "glXSwapIntervalEXT" );

    tnsContextMakeCurrent(MAIN.glc,win,0);

    int major,minor; glGetIntegerv(GL_MAJOR_VERSION, &major); glGetIntegerv(GL_MINOR_VERSION, &minor);
    logPrint("    OpenGL Version: %d.%d\n",major,minor);
    logPrint("    OpenGL Renderer: %s\n",glGetString(GL_RENDERER));

    int err=0;
    if((err=glewInit())!=GLEW_OK){
        printf("%d\n",err); printf("%s\n",glewGetErrorString(err));
    };

#endif /* gles or glx */

    glGenVertexArrays(1,&MAIN.TempVAO); tnsBindVertexArray(MAIN.TempVAO);

    la_SetCurrentGLContextDebug();

    MAIN.MsgDelWindow = XInternAtom(MAIN.dpy, "WM_DELETE_WINDOW", 0);
    MAIN.bufid =  XInternAtom(MAIN.dpy, "CLIPBOARD", False),
    MAIN.fmtid =  XInternAtom(MAIN.dpy, "UTF8_STRING", False),
    MAIN.propid = XInternAtom(MAIN.dpy, "XSEL_DATA", False),
    MAIN.incrid = XInternAtom(MAIN.dpy, "INCR", False);
    MAIN.targets_atom = XInternAtom(MAIN.dpy, "TARGETS",0);
    MAIN.text_atom =    XInternAtom(MAIN.dpy, "TEXT", 0);
    MAIN.UTF8 =         XInternAtom(MAIN.dpy, "UTF8_STRING", 1);
    MAIN.selection =    XInternAtom(MAIN.dpy, "CLIPBOARD", 0);
	if(MAIN.UTF8 == None) MAIN.UTF8 = XA_STRING;

    MAIN.wmstate=XInternAtom(MAIN.dpy,"_NET_WM_STATE",1);
    MAIN.wmfullscr=XInternAtom(MAIN.dpy,"_NET_WM_STATE_FULLSCREEN",0);
    MAIN.wmfullscroff=XInternAtom(MAIN.dpy,"_NET_WM_STATE_FULLSCREEN",0);
#endif //linux
#ifdef _WIN32
    logPrintNew("Initializing LaGUI...\n");

    SetProcessDpiAwareness(PROCESS_PER_MONITOR_DPI_AWARE);

    setlocale(LC_ALL, "zh_CN.utf8");

    MAIN.hinstance = GetModuleHandle(NULL);

    HINSTANCE* hInst = &MAIN.hinstance;
    WNDCLASSEXW wt;
    wt.cbSize = sizeof(WNDCLASSEXW);
    wt.cbClsExtra = 0;
    wt.cbWndExtra = 0;
    wt.hbrBackground = 0;
    wt.hCursor = LoadCursor(0, IDC_ARROW);
    wt.hIcon = LoadIcon(*hInst, IDI_WINLOGO);
    wt.hIconSm = LoadIcon(*hInst, IDI_WINLOGO);
    wt.hInstance = *hInst;
    wt.lpfnWndProc = LA_WindowProc;
    wt.lpszClassName = LA_GUI_WNDCLASS_NAME;
    wt.lpszMenuName = 0;
    wt.style = CS_HREDRAW | CS_VREDRAW | CS_OWNDC;
    if (!RegisterClassExW(&wt)) return 0;
    
    MAIN.GLMajor=MAIN.InitArgs.GLMajor; MAIN.GLMinor=MAIN.InitArgs.GLMinor; MAIN.BufferSamples=MAIN.InitArgs.BufferSamples;
    logPrint("Chosen OpenGL version %d.%d\n", MAIN.GLMajor, MAIN.GLMinor);

    SetProcessDPIAware();

    GLenum err;
    PIXELFORMATDESCRIPTOR pfd;
    HINSTANCE* hinst = &MAIN.hinstance;
    HWND hwnd = CreateWindowExW(WS_EX_ACCEPTFILES, LA_GUI_WNDCLASS_NAME,
        "Temp Window For Accessing GLEW!",
        WS_OVERLAPPEDWINDOW | WS_CLIPCHILDREN | WS_CLIPSIBLINGS, 0, 0, 100, 100,
        0, 0, *hinst, 0);
    HDC hdc = GetDC(hwnd);
    HGLRC hglrc = 0;

    SetPixelFormat(hdc, 1, &cpfd);
    hglrc = wglCreateContext(hdc);
    tnsContextMakeCurrent(hglrc, hdc,0);

    //MAIN.hdc = hdc;
   // MAIN.tWND = hwnd;
    MAIN.glc = hglrc;

    int major, minor; glGetIntegerv(GL_MAJOR_VERSION, &major); glGetIntegerv(GL_MINOR_VERSION, &minor);
    logPrint("    OpenGL Version: %d.%d\n", major, minor);
    logPrint("    OpenGL Renderer: %s\n", glGetString(GL_RENDERER));

    if (err = glewInit()) {
        printf("Init Glew Failed\n");
        printf("glewGetErrorString: %s\n", glewGetErrorString(err));
        return 0;
    }

    logPrint("Trying to load WinTab for stylus input...\n"); int WtAvailable=1;
    if (!LoadWintab()){ logPrint("WinTab not available.\n"); WtAvailable=0; }
	elif (!gpWTInfoA(0, 0, NULL)){ logPrint("WinTab service is not available. (gpWTInfoA() returns 0).\n"); WtAvailable=0; }
    if (WtAvailable){ MAIN.WinTabAvailable=1; logPrint("WinTab service is available.\n"); }

#endif

    la_GetWorkingDirectoryInternal();

    MAIN.SavePreferenceOnExit=1;
    
    MAIN.FontSize = 0.6;

#ifdef _WIN32
    int dpi=la_GetDPI(hwnd);
#endif
#ifdef __linux__
    int dpi = la_GetDPI(DefaultRootWindow(MAIN.dpy));
#endif
    if((!dpi) || dpi<144){ dpi=144; } if(dpi>300){ dpi=300; }
    int UiSize=(int)(tnsLinearItp(16.0f,24.0f,tnsGetRatiod(96,144,dpi))+0.5);
    
    MAIN.UiRowHeight = MAIN.ScaledUiRowHeight =UiSize;
    MAIN.UiScale=1;
    MAIN.MarginSize = 1;

    MAIN.ColorPickerGamma=1.5;
    MAIN.EnableColorManagement=MAIN.InitArgs.UseColorManagement;

    MAIN.ViewportHalftoneFactor=0.5;
    MAIN.ViewportHalftoneSize=3.7;

    tnsInitRenderKernel(64);
    tnsInitBuiltinShaders();

    tnsSetuptnsFontManager();
#define LOAD_FONT(font) \
    if(!tnsLoadSystemFont(MAIN.SysFontDir, font)) printf("Can't load font \"" font "\"\n");

    LOAD_FONT("NotoSansCJK-Regular.ttc");
    LOAD_FONT("NotoEmoji-Regular.ttf");
    LOAD_FONT("NotoSansSymbols-Regular.ttf");
    LOAD_FONT("NotoSansSymbols2-Regular.ttf");
    //LOAD_FONT("NotoMusic-Regular.ttf");
    //LOAD_FONT("NotoSansEgyptianHieroglyphs-Regular.ttf);
    if(!tnsLoadSystemFontMono(MAIN.SysFontDir, "NotoSansMono-Regular.ttf")) printf("Can't load font \"NotoSansMono-Regular.ttf\"\n");;

    arrEnsureLength(&MAIN.InputBuf,0,&MAIN.InputBufMax,sizeof(char));
    arrEnsureLength(&MAIN.InputBufU,0,&MAIN.InputBufUMax,sizeof(uint32_t));

    arrEnsureLength(&MAIN.NodeTypes,0,&MAIN.NodeTypeMax,sizeof(laBaseNode*));
    
    MAIN.InputMapping=memAcquire(sizeof(laInputMappingBundle));

    MAIN.Animation=memAcquire(sizeof(laAnimation));
    MAIN.Audio=memAcquire(sizeof(laAudio));

#ifdef LA_WITH_LUAJIT
    // starting lua
    logPrint("Starting luajit...\n");
    MAIN.L = lua_open();
    la_luaLoadLibs(MAIN.L);
    la_luaPrintStatus(MAIN.L);
    tnsLuaInit(MAIN.L);
#endif
    
    //interactions:
    MAIN.TopFramerate = 60;
    MAIN.ValuatorThreshold = 8;
    MAIN.ScrollingSpeed = 3;
    MAIN.AnimationSpeed = 0.4;
    MAIN.PanelAnimationSpeed = 0.4;
    MAIN.ZoomSpeed2D = 0.01;
    MAIN.IdleTime = 0.75;
    MAIN.TooltipCloseDistance = 30;

    MAIN.InkOrWinTab = 1; /* Default use wacom wintab input. */

    //display:
    MAIN.FloatingAlpha = 0.35;
    MAIN.SolidShadowLength = 20;
    MAIN.WireColorSlices = 16;
    MAIN.WireThickness = 5;
    MAIN.WireSaggyness = 0.5;

    laAddResourceFolder(".");

    laSetMenuBarTemplates(laui_DefaultMenuButtons, laui_DefaultMenuExtras, "🧩LaGUI 2022");

    laAddExtraExtension(LA_FILETYPE_UDF,"udf",0);

    la_InitProgressWindow();
    la_MakeTranslations();

    //tns_RegisterResourcesForSoftwareRender();
    la_RegisterDefaultSignals();
    la_RegisterGeneralProps();
    la_RegisterBuiltinTemplates();
    la_RegisterMainThemes();
    la_RegisterMainOperators();
    la_RegisterMainUiTypes();
    la_RegisterModellingOperators();
    la_RegisterShapeOperators();
    la_RegisterInternalProps();
    la_RegisterAnimationResources();
    la_RegisterWindowKeys();

    if(MAIN.InitArgs.HasAudio) laInitAudio();

    laFinalizeUiTemplates();
    laFinalizeOperators();

    la_RegisterControllerProps();
    la_InitControllers();
    
    la_RegisterBasicNodes();
    tns_RegisterNodes();

    la_InitThreadEnviornment();

    laSetRootInstance(&MAIN);

    if(!MAIN.DBInstMemLeft){ hsh65536Init(&MAIN.DBInstMemLeft); }
    laPushDifferences(0, 0);
    la_MakeDummyManagedUDF();

    la_RegenerateWireColors();

    laAnimationRegisterHolderPath("tns.world.root_objects_as_root");

    logPrintNew("Initialization Completed\n");
    MAIN.InitDone=1;

    return 1;
}
int laGetReady(){
    laInitArguments ia={0}; laSetDefaultInitArguments(&ia);
    return laGetReadyWith(&ia);
}

void la_DestroyUiType(laUiType* uit);
void la_FreeKeyMapItem(laKeyMapItem* kmi);

void laShutoff(int SavePrefereces){
    if(MAIN.SavePreferenceOnExit && SavePrefereces){ laSaveUserPreferences(); }
    transDumpMissMatchRecord("TranslationDump.txt");

    if(MAIN.Cleanup) MAIN.Cleanup();

    if(MAIN.InitArgs.HasAudio) laDeinitAudio();

    strSafeDestroy(&MAIN.WorkingDirectory);
    strSafeDestroy(&MAIN.example_string);

    la_NoLongerRecordUndo(); //XXX: it's not reliable yet, we need to only remove steps that are consistent with current data structure
    // (Must undo/redo to desired position or delete from back/front without moving target head. This can be done but this is of lower priority. )

    laWindow* wi; while(wi=lstPopItem(&MAIN.Windows)){ la_DestroyWindow(wi); }
    laUiTemplate* uit; while(uit=lstPopItem(&MAIN.PanelTemplates)){ la_DestroyUiTemplate(uit); }
    laCanvasTemplate* u2t; while(u2t=lstPopItem(&MAIN.View2DTemplates)){ la_DestroyCanvasTemplate(u2t); }
    laUiType* uit1; while(uit1=lstPopItem(&MAIN.UiTypes)){ la_DestroyUiType(uit1); }
    laOperatorType* at; for(int i=0;i<256;i++){ while(at=lstPopItem(&MAIN.OperatorTypeHash.Entries[i])) la_DestroyOperatorType(at); }
    laSharedTypeItem* sti; while(sti=lstPopItem(&MAIN.SharedTypePointerSync)){ memFree(sti); }
    laKeyMapItem* kmi; while(kmi=lstPopItem(&MAIN.KeyMap.Items)){ la_FreeKeyMapItem(kmi); }
    laTheme* t; while(t=lstPopItem(&MAIN.Themes)){ la_DestroyTheme(t); }

    arrFree(&MAIN.InputBuf,&MAIN.InputBufNext);
    arrFree(&MAIN.InputBufU,&MAIN.InputBufUNext);

    strSafeDestroy(&MAIN.CopyPending);

    la_ClearUDFRegistryAndFolders();
    laClearManagedUDF();
    laClearSaveProp();

    logClear();

    tnsBindVertexArray(0); glDeleteVertexArrays(1,&MAIN.TempVAO);

#ifdef __linux__
    tnsContextMakeCurrent(0,0,0);
    tnsDeleteContext(MAIN.glc);
    #ifdef LA_USE_GLES
        eglTerminate(MAIN.egl_dpy);
    #endif
#endif
#ifdef _WIN32
    tnsContextMakeCurrent(0,0,0);
    tnsDeleteContext(MAIN.glc);
    UnloadWintab();
#endif

    tnsQuit();

    laPropContainer* pc; while(pc=lstPopItem(&MAIN.PropContainers)){ la_FreePropertyContainer(pc); }
    //laPanel* p; while(p=lstPopItem(&MAIN.WastedPanels)){ memFree(p); }

    strSafeDump();

    hshFree(&MAIN.DBInstMemLeft);
    memNoLonger();

#ifdef LA_WITH_LUAJIT
    lua_close(MAIN.L);
#endif

    printf("LaGUI has cleaned up.\n");
}

int laRestoreFactorySettings(){
    char path[1024]; sprintf(path, "%s%s", MAIN.WorkingDirectory->Ptr, "preferences.udf");
    if(remove(path)){ return 0; }
    return 1;
}
void laSaveUserPreferences(){
    char path[1024]; sprintf(path,"%s%s",MAIN.WorkingDirectory->Ptr,"preferences.udf");
    laUDF* udf=laPrepareUDF(path);
    laWriteProp(udf,"la.windows");
    laWriteProp(udf,"la.user_preferences");
    laWriteProp(udf,"la.input_mapping");
    for(laListItemPointer* lip=MAIN.ExtraPreferencePaths.pFirst;lip;lip=lip->pNext){
        laWriteProp(udf,lip->p);
    }
    laPackUDF(udf,0,0);
}
void laEnsureUserPreferences(){
    char path[1024]; sprintf(path,"%s%s",MAIN.WorkingDirectory->Ptr,"preferences.udf");
    laUDFRegistry* r=laFindUDFRegistry(path);
    if(!r){ laSaveUserPreferences(); return; }
    laUDF* udf=laOpenUDF(r->Path->Ptr,1,0,0); if(!udf){ logPrint("Can't read preferences. Using default settings."); return; }
    laClearUDFRegistries();
    while(MAIN.ResourceFolders.pFirst){ laRemoveResourceFolder(MAIN.ResourceFolders.pFirst); }
    while(MAIN.InputMapping->InputMappings.pFirst){ laRemoveInputMapping(MAIN.InputMapping->InputMappings.pFirst); }
    laExtractUDF(udf,0,LA_UDF_MODE_OVERWRITE,0);
    laCloseUDF(udf);
    laRefreshUDFRegistries();
    //restore forced settings
    if(MAIN.InitArgs.EnableLogStdOut){ MAIN.EnableLogStdOut=1; }
}

void laAddExtraExtension(int FileType, ...){
    va_list list; va_start(list,FileType);
    char* ext;
    while(ext=va_arg(list,char*)){ if(!ext) break;
        laExtensionType* et=memAcquireSimple(sizeof(laExtensionType));
        et->FileType=FileType; et->Extension=ext;
        lstAppendItem(&MAIN.ExtraExtensions, et);
    }
    va_end(list);
}
void laAddExtraPreferencePath(const char* path){
    if(!path) return;
    lstAppendPointer(&MAIN.ExtraPreferencePaths, path);
}
void laAddExtraPreferencePage(const char* name, laUiDefineFunc Func){
    if(!name || !Func) return;
    laExtraPreferencePage*epp=memAcquireSimple(sizeof(laExtraPreferencePage));
    epp->Name=name; epp->Func=Func; lstAppendItem(&MAIN.ExtraPreferencePages,epp);
}

void laSetMenuBarTemplates(laUiDefineFunc MenuButtons, laUiDefineFunc MenuExtras, const char* ProgramName){
    MAIN.MenuButtons=MenuButtons; MAIN.MenuExtras=MenuExtras; MAIN.MenuProgramName=ProgramName;
}
void laSetAboutTemplates(laUiDefineFunc AboutContent, laUiDefineFunc AboutVersion, laUiDefineFunc AboutAuthor){
    MAIN.AboutAuthor=AboutAuthor; MAIN.AboutVersion=AboutVersion; MAIN.AboutContent=AboutContent;
}
void laSetPreferenceTemplates(laUiDefineFunc PreferencePageDisplay, laUiDefineFunc PreferencePageInput, laUiDefineFunc PreferencePageResource, laUiDefineFunc PreferencePageTheme){
    MAIN.PreferencePageDisplay=PreferencePageDisplay; MAIN.PreferencePageInput=PreferencePageInput;
    MAIN.PreferencePageResource=PreferencePageResource; MAIN.PreferencePageTheme=PreferencePageTheme;
}

laCustomSignal* laFindSignal(char* Name){
    for(laCustomSignal* cs=MAIN.CustomSignals.pFirst;cs;cs=cs->Item.pNext){ if(strSame(SSTR(cs->Name),Name)) return cs; }
    return 0;
}
void laInputMappingUpdateSignal(laInputMappingEntry* ime){
    if(ime->DeviceType == LA_INPUT_DEVICE_KEYBOARD){ char* str=SSTR(ime->Key); if(str&&str[0]){ int adv; ime->KeyValue=laToUnicode(str,&adv); }else{ ime->KeyValue=0; } }
    if(ime->DeviceType == LA_INPUT_DEVICE_JOYSTICK){ int key=0; sscanf(SSTR(ime->Key),"%d",&key); ime->KeyValue=key; }
    char* signal = SSTR(ime->Signal);
    laCustomSignal *cs=laFindSignal(signal); if(cs){ ime->SignalValue=cs->Signal; }else{ ime->SignalValue=0;}
}
laInputMapping* laNewInputMapping(char* Name){
    laInputMapping* im=memAcquireHyper(sizeof(laInputMapping)); lstAppendItem(&MAIN.InputMapping->InputMappings,im);
    memAssignRef(MAIN.InputMapping,&MAIN.InputMapping->CurrentInputMapping,im);
    strSafeSet(&im->Name,Name);
    return im;
}
laInputMappingEntry* laNewInputMappingEntry(laInputMapping* im, int DeviceType, int JoystickDevice, char* Key, int SpecialKeyBit, char* Signal){
    laInputMappingEntry* e=memAcquire(sizeof(laInputMappingEntry)); lstAppendItem(&im->Entries,e);
    e->DeviceType = DeviceType; e->JoystickDevice=JoystickDevice; e->SpecialKeyBits=SpecialKeyBit;
    memAssignRef(e,&e->Parent,im);
    if(Signal){ strSafeSet(&e->Signal,Signal); } if(Key){ strSafeSet(&e->Key,Key); }
    laInputMappingUpdateSignal(e);
}
void laRemoveInputMappingEntry(laInputMapping* im, laInputMappingEntry* e){
    memAssignRef(e,&e->Parent,0); lstRemoveItem(&im->Entries,e); strSafeDestroy(&e->Signal); strSafeDestroy(&e->Key); memFree(e);
}
void laRemoveInputMapping(laInputMapping* im){
    laInputMappingEntry* e; while(e=im->Entries.pFirst){ laRemoveInputMappingEntry(im,e); }
    laInputMapping* use=im->Item.pNext?im->Item.pNext:im->Item.pPrev;
    memAssignRef(MAIN.InputMapping,&MAIN.InputMapping->CurrentInputMapping,use);
    lstRemoveItem(&MAIN.InputMapping->InputMappings,im); strSafeDestroy(&im->Name); memFree(im);
}

laCustomSignal* laNewCustomSignal(char* Name, int Signal){
    laCustomSignal* cs=memAcquire(sizeof(laCustomSignal)); lstAppendItem(&MAIN.CustomSignals,cs);
    strSafeSet(&cs->Name,Name); cs->Signal = Signal;
    return cs;
}
void laRemoveCustomSignal(laCustomSignal* cs){
    strSafeDestroy(&cs->Name); lstRemoveItem(&MAIN.CustomSignals,cs); memFree(cs);
}

//MSG====================================================

int la_IsThisSysWindow(laWindow *wnd, SYSWINDOW hwnd){
    if (wnd->win == hwnd) return 1;
    else return 0;
};
void la_EnsurePanelSnapping(laPanel *p, int CW, int CH){
    if (p->SL){ int s=p->SL<0?0:p->SL;
        if (p->TX != s) laRecalcPanel(p);
        p->TX = s;
    }
    if (p->SR){ int s=p->SR<0?0:p->SR;
        if (p->TW != CW - p->TX - s) laRecalcPanel(p);
        p->TW = CW - p->TX - s;
    }
    if (p->ST){ int s=p->ST<0?0:p->ST;
        if (p->TY != s) laRecalcPanel(p);
        p->TY = s;
    }
    if (p->SB){ int s=p->SB<0?0:p->SB;
        if (p->TH != CH - p->TY - s) laRecalcPanel(p);
        p->TH = CH - p->TY - s;
    }
}
void la_RecalcBlockRecursive(laBlock *b, int X, int Y, int W, int H){
    laPanel *p = 0;
    b->X = X;
    b->Y = Y;
    b->W = W;
    b->H = H;

    if (b->B1){
        int SplitWidth;
        if (b->Vertical){
            SplitWidth = H * b->SplitRatio;
            la_RecalcBlockRecursive(b->B1, X, Y, W, SplitWidth);
            la_RecalcBlockRecursive(b->B2, X, Y + SplitWidth, W, H - SplitWidth);
        }else{
            SplitWidth = W * b->SplitRatio;
            la_RecalcBlockRecursive(b->B1, X, Y, SplitWidth, H);
            la_RecalcBlockRecursive(b->B2, X + SplitWidth, Y, W - SplitWidth, H);
        }
    }

    //if (!b->CurrentPanel)b->CurrentPanel = b->Panels.pFirst;

    for(p=b->Panels.pFirst;p;p=p->Item.pNext){
        p->TitleWidth = tnsStringGetWidth(transLate(p->Title->Ptr), 0, 0);
    }
    if (p = b->CurrentPanel){
        int TitleGap=b->Folded?0:LA_RH;
        p->X = X + LA_SEAM_W; p->Y = Y + LA_SEAM_W + TitleGap;
        p->TX = X + LA_SEAM_W; p->TY = Y + LA_SEAM_W + TitleGap;
        p->TW = W - LA_SEAM_W*2; p->TH = H - LA_SEAM_W*2 - TitleGap;
        laRecalcPanel(p);
    }
}
void la_UpdateUiPlacement(laWindow *w){
    laLayout *l;
    laPanel *p;
    int CW = w->CW;
    int CH = w->CH;
    laBoxedTheme* bt = _LA_THEME_FLOATING_PANEL;
    int MenuHeight=(bt->TM+bt->BM)*2+LA_RH;

    if(w->MaximizedUi && w->MaximizedUiPanel){
        laRecalcPanel(w->MaximizedUiPanel);
    }elif(w->MaximizedBlock){
        la_RecalcBlockRecursive(w->MaximizedBlock, -LA_SEAM_W, MenuHeight, CW+LA_SEAM_W*2, CH-MenuHeight+LA_SEAM_W);
    }else{
        for (l = w->Layouts.pFirst; l; l = l->Item.pNext){
            la_RecalcBlockRecursive(l->FirstBlock, -LA_SEAM_W, MenuHeight, CW+LA_SEAM_W*2, CH-MenuHeight+LA_SEAM_W);
        }
    }
    for (p = w->Panels.pFirst; p; p = p->Item.pNext){
        if(p->IsMenuPanel){
            p->TH=p->H=MenuHeight;
        }
        la_EnsurePanelSnapping(p, CW, CH);
        laRecalcPanel(p);
    }
}
void la_CommandResizeWindow(SYSWINDOW hwnd, int x, int y, int w, int h){
    laWindow *window = lstFindItem(hwnd, la_IsThisSysWindow, &MAIN.Windows);
    if (!window) return;
#ifdef _WIN32
    RECT rcc; GetClientRect(window->win, &rcc);
    RECT rcw; GetWindowRect(window->win, &rcw);
    window->CW = rcc.right - rcc.left;
    window->CH = rcc.bottom - rcc.top;
    window->W = rcw.right - rcw.left;
    window->H = rcw.bottom - rcw.top;
    window->X = rcw.left; window->Y = rcw.top;
#endif
#ifdef __linux__
    XWindowAttributes attr;
    XGetWindowAttributes(MAIN.dpy, window->win, &attr);
    window->CW = w; window->CH = h;
    window->W = w; window->H = h;
    window->X = x; window->Y = y;
#endif
    la_UpdateUiPlacement(window);
}
int la_OnWindowDestroy(SYSWINDOW wnd){
    laListHandle *hlst = &MAIN.Windows;
    laWindow *w = lstFindItem(wnd, la_IsThisSysWindow, hlst);
    if (!w) return 0;

    if (MAIN.Windows.pFirst==MAIN.Windows.pLast){
        int empty=0; int mod=laRegisterModifications(1,1,&empty,0);
        if(mod || empty){ laInvoke(0, "LA_managed_save", 0,0,"on_exit=true;",0); return 0; }

        laShutoff(1);
        return 1;
    }

    laListHandle h={0};laLayout*l=0;
    while(l=lstPopItem(&w->Layouts)){ lstAppendItem(&h, l); }

    la_DestroyWindow(w);

    int done=0; for(laWindow* w=MAIN.Windows.pFirst;w;w=w->Item.pNext){
#ifdef __linux__
        if(done) glXSwapIntervalEXTF(MAIN.dpy, w->win, 0);
        else { glXSwapIntervalEXTF(MAIN.dpy, w->win, 1); done = 1; }
#endif
        while (l = lstPopItem(&h)) { lstAppendItem(&w->Layouts, l); }
    }

    return 0;
}

void la_MakeSpecialKeyBit(SYSWINDOW hwnd,laWindow*wnd,laEvent *e,int use_last_pos){
    laListHandle *el = &wnd->EventList;
    laEvent* last_e=el->pLast;
    SYSWINDOW root_ret, win_ret; int rrx=0,rry=0,rx=e->x,ry=e->y,rmask=0;
#ifdef __linux__
    XQueryPointer(MAIN.dpy, wnd->win, &root_ret,&win_ret,&rrx,&rry,&rx,&ry,&rmask);
    e->SpecialKeyBit = ((rmask&ShiftMask)?LA_KEY_SHIFT:0)|((rmask&ControlMask)?LA_KEY_CTRL:0)|((rmask&Mod1Mask)?LA_KEY_ALT:0);
#endif
#ifdef _WIN32
    e->SpecialKeyBit = ((GetKeyState(VK_SHIFT)&0x8000)?LA_KEY_SHIFT:0)|((GetKeyState(VK_CONTROL)&0x8000)?LA_KEY_CTRL:0)|((GetKeyState(VK_MENU)&0x8000)?LA_KEY_ALT:0);
#endif
}
void la_SaveEvent(SYSWINDOW hwnd, laEvent *e, int use_last_pos){
    laListHandle *wl = &MAIN.Windows;
    laWindow* wnd = lstFindItem(hwnd, la_IsThisSysWindow, wl);
    if (!wnd){ memFree(e); return; }
    laListHandle *el = &wnd->EventList;

    la_MakeSpecialKeyBit(hwnd,wnd,e,use_last_pos);
    if(use_last_pos){ e->x=MAIN.evLastX; e->y=MAIN.evLastY; }

    e->window = wnd;
    e->Twist=MAIN.StylusTwist; e->HasTwist = MAIN.StylusHasTwist;
    e->Pressure=MAIN.IsPen?(MAIN.PointerIsEraser?MAIN.EraserPressure:MAIN.StylusPressure):0.5f;
    e->Orientation=MAIN.PointerIsEraser?MAIN.EraserOrientation:MAIN.StylusOrientation;
    e->Deviation=MAIN.PointerIsEraser?MAIN.EraserDeviation:MAIN.StylusDeviation;
    e->IsEraser=MAIN.PointerIsEraser;
    e->GoodPressure=MAIN.IsPen;

    lstAppendItem(el, (laListItem *)e);
    laMappingRequestEval();
};
void la_SendKeyboardEvent(SYSWINDOW hwnd, int type, int key){
    laEvent *e = memAcquireSimple(sizeof(laEvent)); e->type = type; e->key = tolowerGuarded(key);
    la_SaveEvent(hwnd, e, 1);
};
void la_SendInputEvent(SYSWINDOW hwnd, uint32_t Input){
    laEvent *e = memAcquireSimple(sizeof(laEvent));
    e->type = LA_INPUT; e->Input=Input;

    la_SaveEvent(hwnd, e, 1);
}
void la_SendEmptyEvent(SYSWINDOW hwnd){
    laEvent *e = memAcquireSimple(sizeof(laEvent));

    e->type = LA_EMPTY;

    la_SaveEvent(hwnd, e, 1);
}
void laSendOperatorTriggerEvent(){
    if (MAIN.ReTriggerOperators) la_SendEmptyEvent(MAIN.CurrentWindow->win);
    MAIN.ReTriggerOperators = 0;
}
int la_TranslateSpecialKey(int keysym){
#ifdef __linux__
    switch(keysym){
    case XK_Return:    return LA_KEY_ENTER;
    case XK_BackSpace: return LA_KEY_BACKSPACE;
    case XK_Delete:    return LA_KEY_DELETE;
    case XK_Escape:    return LA_KEY_ESCAPE;
    case XK_Tab:       return LA_KEY_TAB;
    case XK_Left:      return LA_KEY_ARRLEFT;
    case XK_Right:     return LA_KEY_ARRRIGHT;
    case XK_Up:        return LA_KEY_ARRUP;
    case XK_Down:      return LA_KEY_ARRDOWN;
    case XK_Control_L: return LA_KEY_CTRL;
    case XK_Control_R: return LA_KEY_CTRL;
    case XK_Shift_L:   return LA_KEY_SHIFT;
    case XK_Shift_R:   return LA_KEY_SHIFT;
    case XK_Alt_L:     return LA_KEY_ALT;
    case XK_Alt_R:     return LA_KEY_ALT;
    default:           return keysym;
    }
#endif
#ifdef _WIN32
    switch (keysym) {
    case VK_RETURN:    return LA_KEY_ENTER;
    case VK_ESCAPE:    return LA_KEY_ESCAPE;
    case VK_TAB:       return LA_KEY_TAB;
    case VK_LEFT:      return LA_KEY_ARRLEFT;
    case VK_RIGHT:     return LA_KEY_ARRRIGHT;
    case VK_UP:        return LA_KEY_ARRUP;
    case VK_DOWN:      return LA_KEY_ARRDOWN;
    case VK_CONTROL:   return LA_KEY_CTRL;
    case VK_SHIFT:     return LA_KEY_SHIFT;
    case VK_MENU:      return LA_KEY_ALT;
    case VK_OEM_1:     return ';';
    case VK_OEM_2:     return '/';
    case VK_OEM_3:     return '`';
    case VK_OEM_4:     return '[';
    case VK_OEM_5:     return '\\';
    case VK_OEM_6:     return ']';
    case VK_OEM_7:      return '\'';
    default:           return keysym;
    }
#endif
}
void la_SendMouseEvent(SYSWINDOW hwnd, int type, int x, int y){
    //if((type&LA_STATE_DOWN)&&(x!=MAIN.evLastX || y!=MAIN.evLastY)){
    //    laEvent *e = memAcquireSimple(sizeof(laEvent));
    //    e->Type = LA_MOUSEMOVE; e->x = x; e->y = y;
    //    la_SaveEvent(hwnd, e, 0);
    //}

    laEvent *e = memAcquireSimple(sizeof(laEvent));
    e->type = type; e->x = x; e->y = y;
    la_SaveEvent(hwnd, e, 0);
    MAIN.evLastX=x; MAIN.evLastY=y;
};
void la_SendTimerEvent(SYSWINDOW hwnd, int type){
    laEvent *e = memAcquireSimple(sizeof(laEvent));
    e->type = type;
    la_SaveEvent(hwnd, e, 1);
};
void laRetriggerOperators(){
    MAIN.ReTriggerOperators = 1;
}

void laSetFrameCallbacks(laPreFrameF PreFrame, laPreDrawF PreDraw, laPostFrameF PostFrame){
    MAIN.PreFrame=PreFrame; MAIN.PreDraw=PreDraw; MAIN.PostFrame=PostFrame;
}
void laSetCleanupCallback(laCleanupF Cleanup){
    MAIN.Cleanup=Cleanup;
}
void laSetInputProcessCallback(laInputProcessF InputProcess){
    MAIN.InputProcess=InputProcess;
}

//====================================================================================================

void la_DestroyTheme(laTheme* t){
    laBoxedTheme*bt; while(bt=lstPopItem(&t->BoxedThemes)){ strSafeDestroy(&bt->Name); *bt->BackRef=0; memFree(bt); }
    strSafeDestroy(&t->Name);
    strSafeDestroy(&t->Author);
}
laTheme *laDesignTheme(const char *Name, const char *AuthorName){
    laTheme *t = memAcquireHyper(sizeof(laTheme));
    strSafeSet(&t->Name, Name);
    strSafeSet(&t->Author, AuthorName);
    lstAppendItem(&MAIN.Themes, t);
    MAIN.CurrentTheme = t;
    return t;
}
laBoxedTheme *laDesignBoxedTheme(laTheme *t, const char *Name, laBoxedTheme** BackRef,
                                 real NormalY,real ActiveY,real BorderY,real TextY,real TextActiveY, real Alpha,
                                 real LeftMargin,  real RightMargin,  real TopMargin,  real BottomMargin,
                                 real LeftPadding, real RightPadding, real TopPadding, real BottomPadding){
    laBoxedTheme *bt = memAcquire(sizeof(laBoxedTheme));
    strSafeSet(&bt->Name, Name);
    bt->NormalY=NormalY;
    bt->ActiveY=ActiveY;
    bt->BorderY=BorderY;
    bt->TextY=TextY; bt->TextActiveY=TextActiveY; bt->Alpha = Alpha;
    bt->Margins[0] = LeftMargin;   bt->Margins[1] = RightMargin;   bt->Margins[2] = TopMargin;   bt->Margins[3] = BottomMargin;
    bt->Paddings[0] = LeftPadding; bt->Paddings[1] = RightPadding; bt->Paddings[2] = TopPadding; bt->Paddings[3] = BottomPadding;
    bt->BackRef = BackRef;
    lstAppendItem(&t->BoxedThemes, bt);
    return bt;
}
laTheme *laGetTheme(const char *ThemeName){
    laTheme *t = MAIN.Themes.pFirst;
    for (t; t; t = t->Item.pNext){
        if (strSame(t->Name->Ptr, ThemeName)) return t;
    }
    return 0;
}
laBoxedTheme *laGetBoxedTheme(const char *ThemeName, const char *BoxName){
    laTheme *t = MAIN.Themes.pFirst;
    for (t; t; t = t->Item.pNext){
        laBoxedTheme *bt;
        if (!strSame(t->Name->Ptr, ThemeName)) continue;
        bt = t->BoxedThemes.pFirst;
        for (bt; bt; bt = bt->Item.pNext){
            if (strSame(bt->Name->Ptr, BoxName)) return bt;
        }
    }
    return 0;
}
real* laThemeColor(laBoxedTheme* bt, int which){
    switch(which){
        default:
        case LA_BT_NORMAL: return bt->Normal;
        case LA_UI_EDITING:
        case LA_BT_ACTIVE: return bt->Active;
        case LA_BT_BORDER: return bt->Border;
        case LA_BT_TEXT:   return bt->Text; break;
        case LA_BT_TEXT_ACTIVE: return bt->TextActive; break;
        case LA_BT_DISABLED: return bt->Inactive; break;
        case LA_BT_DISABLED|LA_BT_TEXT: return bt->TextInactive; break;
    }
    return bt->Normal;
}
real* laAccentColor(int which){
    switch(which){
        default:
        case LA_BT_NORMAL: case LA_UI_EDITING: case LA_BT_ACTIVE: return MAIN.CurrentTheme->SelectionColor;
        case LA_BT_BORDER: case LA_BT_TEXT: case LA_BT_TEXT_ACTIVE: return MAIN.CurrentTheme->CursorColor;
        case LA_BT_VERTEX: return MAIN.CurrentTheme->VertexColor;
        case LA_BT_FACE:
        case LA_BT_EDGE: return MAIN.CurrentTheme->EdgeColor;
        case LA_BT_SVERTEX: return MAIN.CurrentTheme->SVertexColor;
        case LA_BT_SEDGE: return MAIN.CurrentTheme->SEdgeColor;
        case LA_BT_SFACE: return MAIN.CurrentTheme->SFaceColor;
    }
    return MAIN.CurrentTheme->SelectionColor;
}
void la_RefreshBoxedThemeColor(laBoxedTheme* bt){
    real hcy[3];
    tnsRGB2HCY(MAIN.CurrentTheme->Color,hcy);
    hcy[2]=bt->NormalY; tnsHCY2RGB(hcy, bt->Normal); bt->Normal[3]=bt->Alpha;
    hcy[2]=bt->ActiveY; tnsHCY2RGB(hcy, bt->Active); bt->Active[3]=bt->Alpha;
    hcy[2]=bt->BorderY; tnsHCY2RGB(hcy, bt->Border); bt->Border[3]=1;
    hcy[2]=bt->TextY;   tnsHCY2RGB(hcy, bt->Text); bt->Text[3]=1;
    hcy[2]=bt->TextActiveY; tnsHCY2RGB(hcy, bt->TextActive); bt->TextActive[3]=1;
    int *tm=&bt->LM,*tp=&bt->LP;
    for(int i=0;i<4;i++){
        tm[i]=(real)bt->Margins[i]*LA_RH*MAIN.MarginSize/10+0.5;
        tp[i]=(real)bt->Paddings[i]*LA_RH*MAIN.MarginSize/10+0.5;
    }
}
void la_RefreshThemeColorSelf(laTheme* th){
    tnsVectorCopy3d(th->AccentColor, th->CursorColor);   th->CursorColor[3]=th->CursorAlpha;
    tnsVectorCopy3d(th->AccentColor, th->SelectionColor);th->SelectionColor[3]=th->SelectionAlpha;
    real hcy[3], usehcy[3];
    tnsRGB2HCY(th->Color,hcy); tnsVectorCopy3d(hcy,usehcy);
    usehcy[2]=th->VertexBrightness; tnsHCY2RGB(usehcy, th->VertexColor); th->VertexColor[3]=th->VertexTransparency;
    usehcy[2]=th->EdgeBrightness;   tnsHCY2RGB(usehcy, th->EdgeColor);   th->EdgeColor[3]=th->EdgeTransparency;
    tnsVectorCopy3d(th->AccentColor, th->SVertexColor); th->SVertexColor[3]=th->SelectedVertexTransparency;
    tnsVectorCopy3d(th->AccentColor, th->SEdgeColor); th->SEdgeColor[3]=th->SelectedEdgeTransparency;
    tnsVectorCopy3d(th->AccentColor, th->SFaceColor); th->SFaceColor[3]=th->SelectedFaceTransparency;
}
void la_RefreshThemeColor(laTheme* th){
    real hcy[3], usehcy[3], normalhcy[3];
    tnsRGB2HCY(th->Color,hcy);
    la_RefreshThemeColorSelf(th);
    for(laBoxedTheme* bt = th->BoxedThemes.pFirst;bt;bt=bt->Item.pNext){
        la_RefreshBoxedThemeColor(bt);
        (*bt->BackRef) = bt;
        tnsRGB2HCY(bt->Text, usehcy); usehcy[1]*=th->InactiveSaturation;
        tnsHCY2RGB(usehcy, bt->TextInactive); bt->TextInactive[3]=th->InactiveMix;
        tnsRGB2HCY(bt->Normal, normalhcy); normalhcy[1]*=th->InactiveSaturation;
        tnsHCY2RGB(normalhcy, bt->Inactive); bt->Inactive[3]=bt->Alpha*th->InactiveMix;
    }
}

//I FUCKING HATE THIS STUPID FUNCTION
int la_SetUpUiListMatrix(laUiListDraw *uild, laUiList *Target, int _L, int _R, int LimH, int PanelH, int GlobalX, int GlobalY){
    laUiListDrawItem *uildi = memAcquireSimple(sizeof(laUiListDrawItem));
    laUiListDrawItem *last = uild->Items.pFirst;
    int LimW=_R-_L;
    int SL, SR, SU, SB;
    int Target__B = Target->B;
    int Target__R = Target->R;

    uildi->Target = Target;

    //if (Target__B - Target->U > LimH) Target__B = Target->U + LimH;
    if (Target__R - Target->L > LimW) Target__R = Target->L + LimW;

    uildi->XP = last ? last->XP + Target->PanX : Target->PanX;
    uildi->YP = last ? last->YP + Target->PanY : Target->PanY;

    uildi->L = last ? Target->L - last->XP : Target->L;
    uildi->R = last ? Target__R - last->XP : Target__R;
    uildi->U = last ? Target->U - last->YP : Target->U;
    uildi->B = last ? Target__B - last->YP : Target__B;

    if (uildi->B - uildi->U > LimH) uildi->B = Target->U + LimH;

    uildi->L -= GlobalX;
    uildi->R -= GlobalX;
    uildi->U -= GlobalY;
    uildi->B -= GlobalY;

    SL = last ? (uildi->L < last->L ? last->L : uildi->L) : uildi->L;
    SR = last ? (uildi->R > last->R ? last->R : uildi->R) : uildi->R;
    SU = last ? (uildi->U < last->U ? last->U : uildi->U) : uildi->U;
    SB = last ? (uildi->B > last->B ? last->B : uildi->B) : uildi->B;

    uildi->DifX = SL - uildi->L;
    uildi->DifY = SU - uildi->U;

    uildi->L = SL;
    uildi->R = SR+uildi->DifX;
    uildi->U = SU;
    uildi->B = SB;//+uildi->DifY;
    if(uildi->R>_R){ uildi->R=_R; }
    if(uildi->B-SU>LimH){ uildi->B=SU+LimH; }

    //printf("py %f %d lb %d b %d limh %d sb%d\n",Target->PanY,uildi->U,last?last->B:0,uildi->B,LimH,SB);

    if(uildi->R - uildi->L<=0 || uildi->B - uildi->U<=0){
        memFree(uildi);
        return 0;
    }

    tnsViewportWithScissor(uildi->L-1, PanelH - uildi->B, uildi->R - uildi->L+1, uildi->B - uildi->U-1);
    tnsOrtho(Target->L + Target->PanX + uildi->DifX-1,
             Target->L + Target->PanX + uildi->DifX+1+ (uildi->R - uildi->L),
             Target->U + Target->PanY + uildi->DifY+ (uildi->B - uildi->U),
             Target->U + Target->PanY + uildi->DifY+1,
             -100, 100);

    lstPushItem(&uild->Items, uildi);

    return 1;
}
void la_SetUpUiListMatrixInLine(laUiListDraw *uild, int L, int R, int U, int B, int PanX, int PanY, int LimH, int PanelH){
    laUiListDrawItem *uildi = memAcquireSimple(sizeof(laUiListDrawItem));
    laUiListDrawItem *last = uild->Items.pFirst;
    int SL, SR, SU, SB;

    if (B - U > LimH) B = U + LimH;

    uildi->XP = last ? last->XP + PanX : PanX;
    uildi->YP = last ? last->YP + PanY : PanY;

    uildi->L = last ? L - last->XP : L;
    uildi->R = last ? R - last->XP : R;
    uildi->U = last ? U - last->YP : U;
    uildi->B = last ? B - last->YP : B;

    SL = last ? (uildi->L < last->L ? last->L : uildi->L) : uildi->L;
    SR = last ? (uildi->R > last->R ? last->R : uildi->R) : uildi->R;
    SU = last ? (uildi->U < last->U ? last->U : uildi->U) : uildi->U;
    SB = last ? (uildi->B > last->B ? last->B : uildi->B) : uildi->B;

    uildi->DifX = SL - uildi->L;
    uildi->DifY = SU - uildi->U;

    uildi->L = SL;
    uildi->R = SR;
    uildi->U = SU;
    uildi->B = SB;

    tnsViewportWithScissor(uildi->L, PanelH - uildi->B, uildi->R - uildi->L, uildi->B - uildi->U);
    tnsOrtho(L + PanX + uildi->DifX,
             L + PanX + uildi->DifX + (uildi->R - uildi->L),
             U + PanY + uildi->DifY + (uildi->B - uildi->U),
             U + PanY + uildi->DifY,
             -100, 100);

    lstPushItem(&uild->Items, uildi);
}

void la_DoUiScissor(laUiItem* ui, int* savex, int* savey, int* savew, int* saveh,
    int* savel, int* saver, int* saveu, int* saveb){
    laPanel* panel=MAIN.PropMatcherContextP; int PW=panel->W, PH=panel->H;
    *savex=T->vsx;*savey=T->vsy;*savew=T->vsw;*saveh=T->vsh;
    *savel=T->vol;*saver=T->vor;*saveu=T->vou;*saveb=T->vob;
    real p[3]={0}, tp[3]={0}; tnsMatrix44d m; tnsGetMVPMatrix(m);
    real x,y,w,h;
    x=TNS_MAX2(ui->L,T->vsx); y=TNS_MAX2(PH-ui->B,T->vsy);
    w=TNS_MIN2(ui->R-ui->L,T->vsw); h=TNS_MIN2(ui->B-ui->U,T->vsh);
    tnsViewportWithScissor(x,y,w,h); tnsOrtho(ui->L,ui->R,ui->B,ui->U,-100,100);
}
void la_RebuildCurrentUiListMatrix(laUiListDraw *uild, laUiList *Target, int LimH, int PanelH){
    laUiListDrawItem *uildi = uild->Items.pFirst;

    tnsViewportWithScissor(uildi->L-1, PanelH - uildi->B-1, uildi->R - uildi->L+2, uildi->B - uildi->U+2);
    tnsOrtho(Target->L + Target->PanX + uildi->DifX -1,
             Target->L + Target->PanX + uildi->DifX +1 + (uildi->R - uildi->L),
             Target->U + Target->PanY + uildi->DifY +1 + (uildi->B - uildi->U),
             Target->U + Target->PanY + uildi->DifY -1,
             -100, 100);
}
void la_RestoreLastUiListMatrix(laUiListDraw *uild, int PanelH){
    laUiListDrawItem *uildi = lstPopItem(uild);
    laUiList *Target;

    memFree(uildi);
    uildi = uild->Items.pFirst;

    if (!uildi || !uildi->Target){
        if (uild->Items.pFirst) la_RestoreLastUiListMatrix(uild, PanelH);
        return;
    }

    Target = uildi->Target;

    tnsViewportWithScissor(uildi->L-1, PanelH - uildi->B-1, uildi->R - uildi->L+2, uildi->B - uildi->U+2);
    tnsOrtho(Target->L + Target->PanX + uildi->DifX -1,
             Target->L + Target->PanX + uildi->DifX +1 + (uildi->R - uildi->L),
             Target->U + Target->PanY + uildi->DifY +1 + (uildi->B - uildi->U),
             Target->U + Target->PanY + uildi->DifY -1,
             -100, 100);
}
void la_SetupUiListLimitMatrix(laUiListDraw *uild, int L, int R, int U, int B, int PanelH){
    laUiListDrawItem *uildi = memAcquireSimple(sizeof(laUiListDrawItem));

    uildi->L = L;
    uildi->R = R;
    uildi->U = U;
    uildi->B = B;

    tnsViewportWithScissor(uildi->L, PanelH - uildi->B, uildi->R - uildi->L, uildi->B - uildi->U);
    tnsOrtho(L, R, B, U, -100, 100);

    lstPushItem(&uild->Items, uildi);
}
void la_ClearUiListMatrix(laUiListDraw *uild){
    laUiListDrawItem *uildi;

    while (uildi = lstPopItem(uild)){
        memFree(uildi);
    }
}

int la_UpdateUiListRecursive(laUiList *uil, int U, int L, int R, int B, int Fast, laPanel *ParentPanel);
int la_DrawUiListRecursive(laUiListDraw *uild, laUiList *uil, int L, int R, int U, int B, int LimH, int ConditionStackLevel, int GlobalX, int GlobalY, int RegisterNodes);
void la_DestroyUiList(laUiList *uil, int NoFree, int RemoveUsers, int OnlyRemoveUser);
void la_DrawUiListScrollerV(laUiList *uil, int DisplayOffset, int TotalH, int DisplayH, int UiR);
int la_TestUiListMinumWidth(laUiList *uil);

void la_PanelValidateWidth(laPanel *p, laUiList *ui){
    if (ui){
        if (p->MaxW && p->TW > p->MaxW) p->TW = p->MaxW;
        if (p->MinW && p->TW < p->MinW) p->TW = p->MinW;
        la_EnsurePanelSnapping(p, MAIN.CurrentWindow->CW, MAIN.CurrentWindow->CH);
        p->X = p->TX; p->Y = p->TY;
        p->W = p->TW;
    }
}
void laEnsurePanelInBound(laPanel *p, laUiList *uil){
    int cw = MAIN.CurrentWindow->CW;
    int ch = MAIN.CurrentWindow->CH;
    int PH = p->TH;
    laBoxedTheme*bt = *p->BT;

    int uih=uil->B + bt->BM;
    if (p->BoundUi && !(p->SB||p->ST)) PH = TNS_MAX2(uih, p->MinH);
    if (p->MaxH && PH > p->MaxH) p->TH = p->MaxH;
    else if (p->MinH && PH < p->MinH) p->TH = p->MinH;
    else p->TH = PH;

    p->H = p->TH;

    if(p->BoundUi){
        if ((p->X + p->W) > cw) p->X -= (p->X + p->W - cw);
        if ((p->Y + p->H) > ch) p->Y -= (p->Y + p->H - ch);
        if (p->X < 0) p->X = 0;
        if (p->Y < 0) p->Y = 0;
        if ((p->X + p->W) > cw){ p->W -= (p->X + p->W - cw); }
        if ((p->Y + p->H) > ch){ p->H -= (p->Y + p->H - ch); }
    }else{
        if (p->Y < 0) p->Y = 0;
        if ((!p->Block)&&(!p->IsMenuPanel)){
            int cw2=cw-LA_RH*2,ch2=ch-LA_RH*2;
            if (p->X + p->W < LA_RH * 5) p->X = LA_RH * 5 - +p->W;
            if (p->X > cw2){ p->X = cw2; } if (p->Y > ch2){ p->Y = ch2; }
            if (p->W > cw2){ p->W = cw2; } if (p->H > ch2){ p->H = ch2; }
        }
    }

    if((!p->IsMenuPanel) && (p->Mode!=LA_PANEL_FLOATING_PASSIVE)){
        if(p->W<LA_RH*4) p->W=LA_RH*4;
        if(p->H<LA_RH*2) p->H=LA_RH*2;
    }

    if (p->ST) p->TY = p->ST;
    if (p->SB && p->TH != ch - p->TY - p->SB) laRecalcPanel(p);
    if (p->SB) p->TH = ch - p->TY - p->SB;

    if(p->CloseWhenMovedOut==2){ p->X=(cw-p->W)/2; p->Y=(ch-p->H)/2; }

    p->TX = p->X; p->TY = p->Y;
    p->TW = p->W; p->TH = p->H;
}
void laPlacePanelForCreation(laPanel *p){
    int cw = MAIN.CurrentWindow->CW; int ch = MAIN.CurrentWindow->CH; int PH = p->TH;
    if ((!p->Block)&&(!p->IsMenuPanel)&&(!p->Parent)){
        if (p->X+p->W > cw-LA_RH){ p->X = cw-LA_RH-p->W; }
        if (p->Y+p->H > ch-LA_RH){ p->Y = ch-LA_RH-p->H; }
        if (p->X < LA_RH){ p->X = LA_RH; } if (p->Y < LA_RH){ p->Y = LA_RH; }
        p->TX=p->X; p->TY=p->Y;
    }
}
void la_SetPanelMatrix(laPanel *p, laBoxedTheme *bt){
    tnsDrawToOffscreen(p->OffScr, 1, 0);
    tnsViewportWithScissor(0, 0, p->W, p->H);
    //tnsMatrixMode(TNS_PROJECTION_MATRIX);
    tnsOrtho(0, p->W, p->H, 0, -100, 100);
}
void la_SetPanelMatrixDrawWindow(laPanel *p, laBoxedTheme *bt){
    tnsDrawToScreen();
    tnsViewportWithScissor(p->X, MAIN.CurrentWindow->CH - p->H - p->Y, p->W, p->H);
    tnsOrtho(0, p->W, p->H, 0, -100, 100);
}
void la_SetPanelMatrixLRTB(int PW, int PH, int LPadding, int RPadding, int TPadding, int BPadding, int XOffset, int YOffset){
    tnsViewportWithScissor(LPadding, BPadding, PW - LPadding - RPadding, PH - TPadding - BPadding);
    tnsOrtho(XOffset, XOffset + PW - LPadding - RPadding, YOffset + PH - BPadding, YOffset + TPadding, -100, 100);
}
void la_PanelBackgroundInit(laPanel *p, laBoxedTheme *bt){
    glClearColor(LA_COLOR4(laThemeColor(bt,LA_BT_NORMAL)));
    tnsClearAll();
}
void la_PanelDrawDescendBorder(laPanel* Panel, laBoxedTheme* bt, int Width, real Alpha);
void la_PanelDrawToWindow(laPanel *p, laWindow *w){
    real Color[] = {1, 1, 1, 1};
    real L, W, U, H;

    tnsUseImmShader(); tnsEnableShaderv(T->immShader);
    if(MAIN.EnableColorManagement){
        tnsUniformOutputColorSpace(T->immShader,w->OutputColorSpace);
        tnsUniformShowColorOverflowStripes(T->immShader,w->OutputShowStripes);
        tnsUniformColorComposing(T->immShader,w->UseComposing,w->ComposingGamma,w->ComposingBlackpoint);
    }else{
        tnsUniformOutputColorSpace(T->immShader,0);
        tnsUniformShowColorOverflowStripes(T->immShader,0);
        tnsUniformColorComposing(T->immShader,0,0,0);
    }

    if (p->Mode && (!p->AnimationMode || (p->AnimationMode && p->AnimationRatio > 0.99))){
        tnsUseNoTexture();
        if (!p->IsMenuPanel){
            la_PanelDrawDescendBorder(p, (*p->BT), MAIN.SolidShadowLength, MAIN.FloatingAlpha);
        }
        tnsFlush();
    }

    switch (p->AnimationMode){
    case 0:
        tnsDraw2DTextureDirectly(p->OffScr->pColor[0], p->X, p->Y, p->W, p->H);
        if(!(p->SR || p->SB || p->Parent || p->Block || p->IsMenuPanel)){
            real* color=laThemeColor(_LA_THEME_PANEL,LA_BT_TEXT); tnsColor4d(LA_COLOR3(color),color[3]*(p->ShowCorner?1:0.8));
            int len=LA_RH/(p->ShowCorner?1:2); tnsUseNoTexture(); int px=p->X+p->W,py=p->Y+p->H;
            tnsVertex2d(px,py); tnsVertex2d(px-len,py); tnsVertex2d(px,py-len);
            tnsPackAs(GL_TRIANGLES);
            tnsColor4dv(laThemeColor(_LA_THEME_PANEL,LA_BT_NORMAL)); tnsVertex2d(px-len,py); tnsVertex2d(px,py-len);
            tnsLineWidth(2); tnsPackAs(GL_LINES); tnsLineWidth(1);
        }
        break;

    case LA_PANEL_ANIMATION_DROP_DOWN:
        tnsVectorMultiSelf4d(Color, p->AnimationRatio);
        tnsDraw2DTextureArg(
            p->OffScr->pColor[0],
            p->X, p->Y, p->W, p->H * p->AnimationRatio,
            Color,
            0, 0, 1 - p->AnimationRatio, 0);
        p->AnimationRatio += (1 - p->AnimationRatio) * MAIN.PanelAnimationSpeed * MAIN.LastFrameTime * 60;
        if (p->AnimationRatio > 0.99) p->AnimationMode = 0; laRefreshWindow();
        break;

    case LA_PANEL_ANIMATION_EXPAND:
        L = tnsLinearItp(p->X, p->X + p->W, 0.3);
        U = tnsLinearItp(p->Y, p->Y + p->H, 0.3);
        W = tnsLinearItp(0, p->W, 0.4);
        H = tnsLinearItp(0, p->H, 0.4);
        tnsVectorMultiSelf4d(Color, p->AnimationRatio);
        tnsDraw2DTextureArg(
            p->OffScr->pColor[0],
            tnsLinearItp(L, p->X, p->AnimationRatio), tnsLinearItp(U, p->Y, p->AnimationRatio),
            tnsLinearItp(W, p->W, p->AnimationRatio), tnsLinearItp(H, p->H, p->AnimationRatio),
            Color,
            0, 0, 0, 0);
        p->AnimationRatio += (1 - p->AnimationRatio) * MAIN.PanelAnimationSpeed * MAIN.LastFrameTime * 60;
        if (p->AnimationRatio > 0.99) p->AnimationMode = 0; laRefreshWindow();
        break;

    case LA_PANEL_ANIMATION_DISSOVE:
        L = tnsLinearItp(p->X, p->X + p->W, -0.2);
        U = tnsLinearItp(p->Y, p->Y + p->H, -0.2);
        W = tnsLinearItp(0, p->W, 1.4);
        H = tnsLinearItp(0, p->H, 1.4);
        tnsVectorMultiSelf4d(Color, (p->AnimationRatio));
        if (p->OffScr) tnsDraw2DTextureArg(
                p->OffScr->pColor[0],
                tnsLinearItp(L, p->X, p->AnimationRatio), tnsLinearItp(U, p->Y, p->AnimationRatio),
                tnsLinearItp(W, p->W, p->AnimationRatio), tnsLinearItp(H, p->H, p->AnimationRatio),
                Color,
                0, 0, 0, 0);
        p->AnimationRatio -= (p->AnimationRatio) * MAIN.PanelAnimationSpeed * MAIN.LastFrameTime * 60;
        if (p->AnimationRatio < 0.01) p->AnimationMode = 0; laRefreshWindow();
        break;

    case LA_PANEL_ANIMATION_COLLAPSE:
        L = tnsLinearItp(p->X, p->X + p->W, 0.3);
        U = tnsLinearItp(p->Y, p->Y + p->H, 0.3);
        W = tnsLinearItp(0, p->W, 0.4);
        H = tnsLinearItp(0, p->H, 0.4);
        tnsVectorMultiSelf4d(Color, p->AnimationRatio);
        if (p->OffScr) tnsDraw2DTextureArg(
                p->OffScr->pColor[0],
                tnsLinearItp(L, p->X, p->AnimationRatio), tnsLinearItp(U, p->Y, p->AnimationRatio),
                tnsLinearItp(W, p->W, p->AnimationRatio), tnsLinearItp(H, p->H, p->AnimationRatio),
                Color,
                0, 0, 0, 0);
        p->AnimationRatio -= p->AnimationRatio * MAIN.PanelAnimationSpeed * MAIN.LastFrameTime * 60;
        if (p->AnimationRatio < 0.01) p->AnimationMode = 0; laRefreshWindow();
        break;

    case LA_PANEL_ANIMATION_MINIMIZE:
        L = tnsLinearItp(0, p->X, 0.3);
        U = tnsLinearItp(w->H, p->Y + p->H, 0.3);
        W = tnsLinearItp(0, p->W, 0.4);
        H = tnsLinearItp(0, p->H, 0.4);
        tnsVectorMultiSelf4d(Color, p->AnimationRatio);
        tnsDraw2DTextureArg(
            p->OffScr->pColor[0],
            tnsLinearItp(L, p->X, p->AnimationRatio), tnsLinearItp(U, p->Y, p->AnimationRatio),
            tnsLinearItp(W, p->W, p->AnimationRatio), tnsLinearItp(H, p->H, p->AnimationRatio),
            Color,
            0, 0, 0, 0);
        p->AnimationRatio -= p->AnimationRatio * MAIN.PanelAnimationSpeed * MAIN.LastFrameTime * 60;
        if (p->AnimationRatio < 0.01) p->AnimationMode = 0; laRefreshWindow();
        break;
    }

    tnsFlush();

    tnsUniformOutputColorSpace(T->immShader,0);
    tnsUniformShowColorOverflowStripes(T->immShader,0);
    tnsUniformColorComposing(T->immShader,0,0,0);
}
void la_PanelDrawToOffsceen(laPanel *p, laUiList *uil){
    if (p->OffScr){ tnsEnsureOffscreenStatus(p->OffScr, p->W,p->H); }
    else{
        int GLFormat=(p->PanelTemplate&&p->PanelTemplate->DefaultGLFormat)?p->PanelTemplate->DefaultGLFormat:GL_RGBA8;
        p->OffScr = tnsCreate2DOffscreen(GLFormat, p->W, p->H, MAIN.PanelMultisample, 0,0);
    }
    tnsDrawToOffscreen(p->OffScr, 1, 0);
}
void la_PanelRefreshDetachedProp(laPanel *panel){
    laProp *p;
    for (p = panel->PropLinkContainer->Props.pFirst; p; p = p->Item.pNext){
        la_StepPropPack(&p->DetachedPP);
        la_UsePropPack(&p->DetachedPP, 0);
        //if (p->DetachedPP.LastPs && p->DetachedPP.LastPs->p->Container ? p->DetachedPP.LastPs->p->Container->Hyper : 0){
        //    laUseDataBlock(
        //        p->DetachedPP.LastPs->UseInstance,
        //        p->DetachedPP.LastPs->p,
        //        MAIN.PropMatcherContextP->FrameDistinguish,
        //        MAIN.PropMatcherContextP,
        //        la_PropPanelUserRemover, 0);
        //}
    }
}

void la_PanelDrawDescendBorder(laPanel *Panel, laBoxedTheme *bt, int Width, real Alpha){
    real* color=laThemeColor(bt,LA_BT_BORDER);
    tnsColor4d(0,0,0,Alpha);
    tnsVertex2d(Panel->X + Width, Panel->Y + Panel->H);
    tnsVertex2d(Panel->X + Width, Panel->Y + Panel->H + Width);
    tnsVertex2d(Panel->X + Panel->W, Panel->Y + Panel->H);
    tnsVertex2d(Panel->X + Panel->W + Width, Panel->Y + Panel->H + Width);
    tnsVertex2d(Panel->X + Panel->W, Panel->Y + Width);
    tnsVertex2d(Panel->X + Panel->W + Width, Panel->Y + Width);
    tnsPackAs(GL_TRIANGLE_STRIP);

    tnsColor4dv(laThemeColor(bt,LA_BT_BORDER));
    tnsVertex2d(Panel->X-1, Panel->Y-1);
    tnsVertex2d(Panel->X-1, Panel->Y + Panel->H+1);
    tnsVertex2d(Panel->X+1 + Panel->W, Panel->Y + Panel->H+1);
    tnsVertex2d(Panel->X+1 + Panel->W, Panel->Y-1);
    tnsLineWidth(2.0); tnsPackAs(GL_LINE_LOOP); tnsLineWidth(1.0);
}

int la_AnimateUiListRecursive(laUiList *uil);

void la_PanelDefDraw(laWindow *w, laPanel *p, laBoxedTheme *bt){
    int DrawState_ = 0;
    laUiListDraw uild = {0};

    if (p->Show){
        la_SetPropMathcerContext(p);
        MAIN.CurrentPanel = p;

        //if(p->Refresh&(LA_TAG_REDRAW|LA_TAG_RECALC)){
        //    printf("Draw %0xld (%s)\n", p, p->Title?p->Title->Ptr:0);
        //}

        if (p->Refresh & LA_TAG_RECALC){
            laRecalcPanelImmediate(p);
        }
        if (!p->MenuRefer){
            if(!p->OffScr){ la_PanelDrawToOffsceen(p,&p->UI); p->Refresh|=LA_TAG_REDRAW; laRefreshWindow(); }
            if (p->Refresh || !p->OffScr){
                la_PanelDrawToOffsceen(p, &p->UI);
                la_SetupUiListLimitMatrix(&uild, 0, p->W, 0, p->H, p->H);
                la_PanelBackgroundInit(p, bt);
                int extrap=(p->Mode && (!p->IsMenuPanel))?p->TitleBar.B:0;
                la_DrawUiListScrollerV(&p->UI, p->UI.PanY, p->UI.B-p->UI.U, p->H-bt->BM-bt->TM-extrap, p->W);
                tnsFlush();

                if(((p->UI.B>p->H) && (!p->UI.ScrollerShownV))||
                    ((p->UI.B<=p->H) && p->UI.ScrollerShownV)){
                    p->UI.ScrollerShownV=!p->UI.ScrollerShownV;
                    DrawState_++;
                }
                if(p->UI.PanY && p->UI.B-p->UI.PanY<p->H-bt->BM ){
                    p->UI.PanY = (p->UI.B-p->H/*-bt->BM-bt->TM*/-p->TitleBar.B);
                    if(p->UI.PanY<0){p->UI.PanY=0;}
                    DrawState_++;
                }

                if(p->Refresh&LA_TAG_RECALC_SCROLLER) DrawState_++;

                if (!la_AnimateUiListRecursive(&p->TitleBar)) p->Refresh = 0;
                else { p->Refresh = LA_TAG_ANIMATION; laRefreshWindow(); }
                if (!la_AnimateUiListRecursive(&p->UI)){ p->Refresh = p->Refresh; if(p->Refresh){ laRefreshWindow(); } }
                else { p->Refresh = LA_TAG_ANIMATION; laRefreshWindow(); }
                DrawState_ += la_DrawUiListRecursive(&uild, &p->TitleBar, 0, p->W, 0, p->H, 10000, -1, 0, 0, 0);
                if(p!=w->MaximizedUiPanel){
                    DrawState_ += la_DrawUiListRecursive(&uild, &p->UI, 0, p->W, 0, p->H, 10000, -1, 0, 0, 0);
                }else{
                    tnsViewportWithScissor(0,0,p->W,p->H); tnsOrtho(0,p->W,p->H,0,-100,100);
                    tnsDrawStringAutoM("Canvas is maximized",0,laThemeColor(bt,LA_BT_TEXT),
                        bt->LM,p->W-bt->RM,(p->H - p->TitleBar.B)/2+LA_RH2,LA_TEXT_ALIGN_CENTER|LA_TEXT_LINE_WRAP);
                    tnsFlush();
                }
                if (DrawState_){ p->Refresh = LA_TAG_RECALC; laRefreshWindow(); }
            }
        }else{
            if (p->Refresh || !p->OffScr){
                la_PanelDrawToOffsceen(p, p->MenuRefer);
                la_SetupUiListLimitMatrix(&uild, 0, p->W, 0, p->H, p->H);
                la_PanelBackgroundInit(p, bt);
                la_DrawUiListScrollerV(p->MenuRefer, p->MenuRefer->PanY,
                    p->MenuRefer->B-p->MenuRefer->U-bt->TM-bt->BM, p->H-bt->TM-bt->BM*2, p->W);
                tnsFlush();

                if(((p->MenuRefer->TB>p->H-bt->BP) && (!p->MenuRefer->ScrollerShownV))||
                    ((p->MenuRefer->TB<=p->H-bt->BP) && p->MenuRefer->ScrollerShownV)){
                    p->MenuRefer->ScrollerShownV=!p->MenuRefer->ScrollerShownV;
                    DrawState_++;
                }
                if(p->UI.PanY && p->MenuRefer->B-p->MenuRefer->PanY<p->H-bt->BM){
                    p->MenuRefer->PanY = (p->MenuRefer->B-p->H-bt->BM);
                    if(p->MenuRefer->PanY<0){p->MenuRefer->PanY=0;}
                    DrawState_++;
                }

                if(p->Refresh&LA_TAG_RECALC_SCROLLER) DrawState_++;

                if (!la_AnimateUiListRecursive(p->MenuRefer)) p->Refresh = 0;
                else { p->Refresh = LA_TAG_ANIMATION; laRefreshWindow(); }
                DrawState_ += la_DrawUiListRecursive(&uild, p->MenuRefer, 0, p->W, 0, p->H, 10000, -1, 0, 0, 0);
                if (DrawState_){ p->Refresh = LA_TAG_RECALC; laRefreshWindow(); }
            }
        }

        tnsDrawToScreen();
        tnsViewportWithScissor(0, 0, w->CW, w->CH);
        tnsOrtho(0, w->CW, w->CH, 0, -100, 100);
        la_PanelDrawToWindow(p, w);
    }elif (p->AnimationMode){
        la_PanelDrawToWindow(p, w);
    }
}
void la_AttachedPanelDefDraw(laWindow* w, laPanel* p, laBoxedTheme* bt){
    if(!p->Show && p!=w->MaximizedUiPanel) return;
    if (p->SubPanels.pLast && (p->LaterDestroy ? !p->AnimationMode : 1)){
        laPanel *pi, *PrevPI;
        for (pi = p->SubPanels.pLast; pi; pi = PrevPI){
            PrevPI = pi->Item.pPrev;
            if (pi->AnimationMode && pi->LaterDestroy){
                lstRemoveItem(&p->SubPanels, pi);
                lstAppendItem(&MAIN.CurrentWindow->FadingPanels, pi);
                continue;
            }
            la_PanelDefDraw(w, pi, _LA_THEME_FLOATING_PANEL);
            la_AttachedPanelDefDraw(w,pi,bt);
        }
    }
}
void la_BlockDrawDropLocations(laBlock *b, int CH, real *BorderColor4dV, real *FillColor4dv){
    real PanelSquare[] = {
        b->X + 2, CH - (b->Y + 2 + LA_RH),
        b->X + 2, CH - (b->Y + b->H - 4),
        b->X + b->W - 4, CH - (b->Y + b->H - 4),
        b->X + b->W - 4, CH - (b->Y + 2 + LA_RH)};
    real Center[] = {
        tnsLinearItp(PanelSquare[0], PanelSquare[4], 0.5), tnsLinearItp(PanelSquare[1], PanelSquare[5], 0.5)};
    real DraggingPlot[] = {
        tnsLinearItp(PanelSquare[0], Center[0], 0.5),
        tnsLinearItp(PanelSquare[1], Center[1], 0.5),
        PanelSquare[0],
        PanelSquare[1],
        tnsLinearItp(PanelSquare[2], Center[0], 0.5),
        tnsLinearItp(PanelSquare[3], Center[1], 0.5),
        PanelSquare[2],
        PanelSquare[3],
        tnsLinearItp(PanelSquare[4], Center[0], 0.5),
        tnsLinearItp(PanelSquare[5], Center[1], 0.5),
        PanelSquare[4],
        PanelSquare[5],
        tnsLinearItp(PanelSquare[6], Center[0], 0.5),
        tnsLinearItp(PanelSquare[7], Center[1], 0.5),
        PanelSquare[6],
        PanelSquare[7],
    };
    real Square[] = {
        tnsLinearItp(PanelSquare[0], Center[0], 0.5),
        tnsLinearItp(PanelSquare[1], Center[1], 0.5),
        tnsLinearItp(PanelSquare[2], Center[0], 0.5),
        tnsLinearItp(PanelSquare[3], Center[1], 0.5),
        tnsLinearItp(PanelSquare[4], Center[0], 0.5),
        tnsLinearItp(PanelSquare[5], Center[1], 0.5),
        tnsLinearItp(PanelSquare[6], Center[0], 0.5),
        tnsLinearItp(PanelSquare[7], Center[1], 0.5),
    };
    real PlotColor[] = {LA_COLOR3(BorderColor4dV), 0.8,
        LA_COLOR3(BorderColor4dV), 0,
        LA_COLOR3(BorderColor4dV), 0.8,
        LA_COLOR3(BorderColor4dV), 0,
        LA_COLOR3(BorderColor4dV), 0.8,
        LA_COLOR3(BorderColor4dV), 0,
        LA_COLOR3(BorderColor4dV), 0.8,
        LA_COLOR3(BorderColor4dV), 0,
    };
    real FillColor[] = {LA_COLOR3(FillColor4dv), 0.8,
        LA_COLOR3(FillColor4dv), 0,
        LA_COLOR3(FillColor4dv), 0.8,
        LA_COLOR3(FillColor4dv), 0,
        LA_COLOR3(FillColor4dv), 0.8,
        LA_COLOR3(FillColor4dv), 0,
        LA_COLOR3(FillColor4dv), 0.8,
        LA_COLOR3(FillColor4dv), 0,
    };

    tnsUseNoTexture();

    if (MAIN.CurrentWindow->CurrentLayout->DropToBlock == b){
        int Index[4];
        tnsVertexArray2d(DraggingPlot, 8);
        tnsColorArray4d(FillColor, 8);
        switch (MAIN.CurrentWindow->CurrentLayout->DropLocation){
        case 0:
            Index[0] = 0; Index[1] = 2; Index[2] = 4; Index[3] = 6;
            break;
        case LA_BLOCK_DROP_LOCATION_L:
            Index[0] = 0; Index[1] = 1; Index[2] = 3; Index[3] = 2;
            break;
        case LA_BLOCK_DROP_LOCATION_R:
            Index[0] = 4; Index[1] = 5; Index[2] = 7; Index[3] = 6;
            break;
        case LA_BLOCK_DROP_LOCATION_U:
            Index[0] = 0; Index[1] = 1; Index[2] = 7; Index[3] = 6;
            break;
        case LA_BLOCK_DROP_LOCATION_B:
            Index[0] = 4; Index[1] = 5; Index[2] = 3; Index[3] = 2;
            break;
        }
        //glDisable(GL_CULL_FACE);
        tnsIndexArray(Index, 4);
        tnsPackAs(GL_TRIANGLE_FAN);
        //tnsFlush();
    }

    tnsVertexArray2d(DraggingPlot, 8);
    tnsColorArray4d(PlotColor, 8);
    tnsPackAs(GL_LINES);

    tnsVertexArray2d(Square, 4);
    tnsColor4dv(BorderColor4dV);
    tnsPackAs(GL_LINE_LOOP);

    glLineWidth(LA_SEAM_W);
    tnsFlush();
    glLineWidth(1);
}
void la_BlockDefDrawSelf(laBlock *b, int CH){
    laBoxedTheme *bt = _LA_THEME_TAB;
    laPanel *p;
    real v[] = {
        b->X, CH - b->Y,
        b->X + LA_SEAM_W, CH - b->Y ,
        b->X, CH - (b->Y + b->H),
        b->X + LA_SEAM_W, CH - (b->Y + b->H - LA_SEAM_W),
        b->X + b->W, CH - (b->Y + b->H),
        b->X + b->W - LA_SEAM_W, CH - (b->Y + b->H - LA_SEAM_W),
        b->X + b->W, CH - b->Y,
        b->X + b->W - LA_SEAM_W, CH - b->Y};
    real tv[8];
    real ratio = 1.0001f;
    int tw = 0;
    int L = LA_RH+LA_SEAM_W;

    tnsUseImmShader(); tnsEnableShaderv(T->immShader);
    if(MAIN.EnableColorManagement){
        tnsUniformOutputColorSpace(T->immShader,MAIN.CurrentWindow->OutputColorSpace);
        tnsUniformColorComposing(T->immShader,MAIN.CurrentWindow->UseComposing,MAIN.CurrentWindow->ComposingGamma,MAIN.CurrentWindow->ComposingBlackpoint);
    }else{
        tnsUniformOutputColorSpace(T->immShader,0);
        tnsUniformColorComposing(T->immShader,0,0,0);
    }

    for (p = b->Panels.pFirst; p; p = p->Item.pNext){
        tw += p->TitleWidth + LA_SEAM_W*2;
    }
    if (tw > b->W - LA_SEAM_W*2 - LA_RH) ratio = (real)(b->W - LA_SEAM_W*2 - LA_RH) / (real)tw;

    tnsUseNoTexture();
    tnsColor4dv(laThemeColor(bt,LA_BT_ACTIVE));
    tnsVertexArray2d(v, 8);
    tnsPackAs(GL_TRIANGLE_STRIP);

    int TitleGap=b->Folded?0:LA_RH;

    tnsMakeQuad2d(tv, b->X, (CH - b->Y),
                    b->X + b->W, (CH - b->Y),
                    b->X + b->W, (CH - b->Y - TitleGap),
                    b->X, (CH - b->Y - TitleGap));
    tnsColor4dv(laThemeColor(bt,LA_BT_ACTIVE));
    tnsVertexArray2d(tv, 4);
    tnsPackAs(GL_TRIANGLE_FAN);

    tnsMakeQuad2d(tv,b->X + LA_SEAM_W, (CH - b->Y - TitleGap),
                    b->X + b->W - LA_SEAM_W, (CH - b->Y - TitleGap),
                    b->X + b->W - LA_SEAM_W, (CH - b->Y - TitleGap - LA_SEAM_W),
                    b->X + LA_SEAM_W, (CH - b->Y - TitleGap- LA_SEAM_W));
    tnsColor4dv(laThemeColor(bt,LA_BT_BORDER));
    tnsVertexArray2d(tv, 4);
    tnsPackAs(GL_TRIANGLE_FAN);

    if(b->Folded){
        real Color[4]; tnsVectorCopy4d(laThemeColor(bt,LA_BT_BORDER), Color); Color[3]*=b->OnButton==2?1:(b->OnButton==1?0.3:0);
        tnsDrawStringAuto("⯆",Color, b->X+LA_SEAM_W,b->X+LA_SEAM_W+LA_RH, CH-b->Y, LA_TEXT_REVERT_Y|LA_TEXT_ALIGN_CENTER);
        tnsDrawStringAuto("⮼",Color, b->X+LA_SEAM_W+LA_RH,b->X+LA_SEAM_W+LA_2RH, CH-b->Y, LA_TEXT_REVERT_Y|LA_TEXT_ALIGN_CENTER);
        tnsFlush(); return; 
    }

    int LT=0,RT=0;
    for (p = b->Panels.pFirst; p; p = p->Item.pNext){
        RT = LT + p->TitleWidth + LA_SEAM_W*2;
        tnsMakeQuad2d(tv,b->X + L+LT * ratio, (CH - b->Y),
                         b->X + L+RT * ratio, (CH - b->Y),
                         b->X + L+RT * ratio, (CH - b->Y - LA_RH),
                         b->X + L+LT * ratio, (CH - b->Y - LA_RH));

        if (p == b->CurrentPanel){
            tnsUseNoTexture();
            tnsColor4dv(laThemeColor(bt,LA_BT_BORDER));
            tnsVertexArray2d(tv, 4);
            tnsPackAs(GL_TRIANGLE_FAN);
            tnsDrawStringAuto(transLate(p->Title->Ptr), laThemeColor(bt,LA_BT_TEXT_ACTIVE), b->X + L +LT* ratio + LA_SEAM_W, b->X + L +RT* ratio, CH - b->Y, LA_TEXT_REVERT_Y);
        }else{
            tnsDrawStringAuto(transLate(p->Title->Ptr), laThemeColor(bt,LA_BT_TEXT), b->X + L +LT* ratio + LA_SEAM_W, b->X + L +RT* ratio, CH - b->Y, LA_TEXT_REVERT_Y);
        }

        LT =RT;
    }

    tnsDrawStringAuto("🔻",laThemeColor(bt,LA_BT_BORDER), b->X+LA_SEAM_W,b->X+b->W, CH-b->Y, LA_TEXT_REVERT_Y);

    tnsFlush();

    tnsUniformOutputColorSpace(T->immShader,0);
    tnsUniformColorComposing(T->immShader,0,0,0);
}
void la_BlockDefDrawSelfEmpty(laBlock *b, int CH){
    laBoxedTheme *bt = _LA_THEME_PANEL;
    real tv[8];

    tnsUseImmShader(); tnsEnableShaderv(T->immShader);
    if(MAIN.EnableColorManagement){
        tnsUniformOutputColorSpace(T->immShader,MAIN.CurrentWindow->OutputColorSpace);
        tnsUniformColorComposing(T->immShader,MAIN.CurrentWindow->UseComposing,MAIN.CurrentWindow->ComposingGamma,MAIN.CurrentWindow->ComposingBlackpoint);
    }else{
        tnsUniformOutputColorSpace(T->immShader,0);
        tnsUniformColorComposing(T->immShader,0,0,0);
    }
    
    tnsUseNoTexture();
    tnsMakeQuad2d(tv, b->X, (CH - b->Y),
                      b->X + b->W, (CH - b->Y),
                      b->X + b->W, (CH - b->Y-b->H),
                      b->X, (CH - b->Y-b->H));
    tnsVertexArray2d(tv, 4);
    tnsColor4dv(laThemeColor(bt,LA_BT_NORMAL));
    tnsPackAs(GL_TRIANGLE_FAN);

    tnsDrawStringAuto(transLate("Dock some panels here."), laThemeColor(bt,LA_BT_TEXT), b->X+LA_SEAM_W,b->X+b->W-LA_SEAM_W, CH-b->Y-b->H/2+LA_RH2,
        LA_TEXT_ALIGN_CENTER|LA_TEXT_REVERT_Y|LA_TEXT_USE_NEWLINE|LA_TEXT_LINE_WRAP);
    tnsFlush();

    tnsUniformOutputColorSpace(T->immShader,0);
    tnsUniformColorComposing(T->immShader,0,0,0);
}
void la_BlockDefDrawRecursive(laWindow *w, laBoxedTheme *bt, laBlock *b){
    if (b->B1){
        la_BlockDefDrawRecursive(w, bt, b->B1);
        la_BlockDefDrawRecursive(w, bt, b->B2);
    }elif (b->CurrentPanel /*&& b->CurrentPanel->Refresh*/){
        if (!b->CurrentPanel->BT) b->CurrentPanel->BT = &_LA_THEME_PANEL;
        la_PanelDefDraw(w, b->CurrentPanel, *b->CurrentPanel->BT);
        tnsViewportWithScissor(0, 0, w->CW, w->CH);
        tnsOrtho(0, w->CW, 0, w->CH, -100, 100);
        la_BlockDefDrawSelf(b, w->CH);
    }else{
        tnsViewportWithScissor(0, 0, w->CW, w->CH);
        tnsOrtho(0, w->CW, 0, w->CH, -100, 100);
        la_BlockDefDrawSelfEmpty(b, w->CH);
    }


    if(b==MAIN.CurrentWindow->CurrentLayout->MovingBlock){
        tnsUseNoTexture();
        int at; real tv[8];
        if (b->Vertical){
            at = b->H * b->SplitRatio + b->Y;
            tnsMakeQuad2d(tv,b->X, (w->CH - at + LA_SEAM_W),
                            b->X + b->W, (w->CH - at + LA_SEAM_W),
                            b->X + b->W, (w->CH - at - LA_SEAM_W),
                            b->X, (w->CH - at - LA_SEAM_W));
        }else{
            at = b->X + b->W * b->SplitRatio;
            tnsMakeQuad2d(tv,at+ LA_SEAM_W, (w->CH - b->Y),
                            at- LA_SEAM_W, (w->CH - b->Y),
                            at- LA_SEAM_W, (w->CH - b->Y - b->H),
                            at+ LA_SEAM_W, (w->CH - b->Y - b->H));
        }
        tnsColor4dv(laThemeColor(_LA_THEME_TAB,LA_BT_BORDER));
        tnsVertexArray2d(tv, 4);
        tnsPackAs(GL_TRIANGLE_FAN);
    }
    //la_SetPanelMatrixDrawWindow(b->CurrentPanel, *b->CurrentPanel->BT);
    tnsFlush();
}
void la_BlockDefDrawAttachedRecursive(laWindow *w, laBoxedTheme *bt, laBlock *b){
    if (b->B1){
        la_BlockDefDrawAttachedRecursive(w, bt, b->B1);
        la_BlockDefDrawAttachedRecursive(w, bt, b->B2);
    }elif (b->CurrentPanel /*&& b->CurrentPanel->Refresh*/){
        la_AttachedPanelDefDraw(w,b->CurrentPanel,*b->CurrentPanel->BT);
    }
    tnsFlush();
}

void la_ClearBlockFramebuffersRecursive(laBlock* b, int AlsoClearCurrent){
    if(b->B1)la_ClearBlockFramebuffersRecursive(b->B1,AlsoClearCurrent);
    if(b->B2)la_ClearBlockFramebuffersRecursive(b->B2,AlsoClearCurrent);
    for(laPanel* p=b->Panels.pFirst;p;p=p->Item.pNext){
        if(!AlsoClearCurrent && p==b->CurrentPanel) continue;
        if(p->OffScr){
            tnsDelete2DOffscreen(p->OffScr); p->OffScr=0;
        }
    }
}
void la_ClearUnusedFramebuffers(laWindow* w){
    for(laLayout* l = w->Layouts.pFirst;l;l=l->Item.pNext){
        la_ClearBlockFramebuffersRecursive(l->FirstBlock, l!=w->CurrentLayout);
    }
    for(laPanel* p=w->Panels.pFirst;p;p=p->Item.pNext){
        if(p->Show || p->AnimationMode) continue;
        if(p->OffScr){
            tnsDelete2DOffscreen(p->OffScr); p->OffScr=0;
        }
    }
}

void laDeferredDestroyPanel(laPanel* p, int immediate);

void la_WindowDefDraw(laWindow *w, laBoxedTheme *bt){
    laPanel *p, *NextP;
    laLayout *l = w->CurrentLayout;

    la_ClearUnusedFramebuffers(w);

    tnsDrawToScreen();

    tnsViewportWithScissor(0, 0, w->CW, w->CH);
    glClearColor(0.2, 0.2, 0.3, 1.0);
    tnsClearAll();

    tnsUseNoTexture();
    if (l->Draw) l->Draw(w, l);

    tnsResetModelMatrix();tnsResetProjectionMatrix();tnsResetViewMatrix();

    glEnable(GL_BLEND);
    //lBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
    glBlendFuncSeparate(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA,GL_ONE,GL_ONE_MINUS_SRC_ALPHA);

    laUiItem* ui;
    if((ui=w->MaximizedUi) && w->MaximizedUiPanel && ui->Type->Draw && ui->CanvasTemplate->SecondDraw){
        MAIN.CurrentPanel=w->MaximizedUiPanel; laPanel* p=w->MaximizedUiPanel; int DrawState_=0;
        la_SetPropMathcerContext(p);
        if(p->Refresh){
            tnsUseShader(T->immShader);tnsEnableShaderv(T->immShader);
            if(MAIN.EnableColorManagement){
                tnsUniformOutputColorSpace(T->immShader,w->OutputColorSpace);
                tnsUniformColorComposing(T->immShader,w->UseComposing,w->ComposingGamma,w->ComposingBlackpoint);
            }else{
                tnsUniformOutputColorSpace(T->immShader,0);
                tnsUniformColorComposing(T->immShader,0,0,0);
            }
            if(p->Refresh&LA_TAG_RECALC){
                laRecalcPanelImmediate(p);
            }
            ui->Type->Draw(ui, LA_RH); tnsFlush();
            if (!la_AnimateUiListRecursive(&p->UI)) p->Refresh = 0;
            else { p->Refresh|=LA_TAG_ANIMATION; laRefreshWindow(); }
        }
        tnsDrawToScreen();
        tnsResetViewMatrix();
        tnsViewportWithScissor(0, 0, w->CW, w->CH);
        tnsOrtho(0, w->CW, w->CH, 0, -100, 100);
        ui->CanvasTemplate->SecondDraw(ui, LA_RH);
        tnsFlush();
        if(!(ui->Flags&LA_UI_FLAGS_NO_OVERLAY)){
            laUiListDraw uild = {0}; for (laUiList* sub = ui->Subs.pFirst; sub; sub = sub->Item.pNext){
                tnsFlush();
                DrawState_+=la_DrawUiListRecursive(&uild, sub, ui->L, ui->R, ui->U, ui->B, 10000, 0, 0, 0, 0);
            }
        }
        if (DrawState_){ p->Refresh = LA_TAG_RECALC; laRefreshWindow(); }
        la_AttachedPanelDefDraw(w,p,*p->BT);
    }else{
        laBlock* RootBlock= w->MaximizedBlock?w->MaximizedBlock:l->FirstBlock;
        la_BlockDefDrawRecursive(w, bt, RootBlock);
        la_BlockDefDrawAttachedRecursive(w,bt, RootBlock);
    }

    for (p = w->Panels.pLast; p; p = NextP){
        NextP = p->Item.pPrev;
        if (!p->BT) p->BT = &_LA_THEME_FLOATING_PANEL;

        if (p->AnimationMode && p->LaterDestroy){
            lstRemoveItem(&w->Panels, p);
            lstAppendItem(&MAIN.CurrentWindow->FadingPanels, p);
            continue;
        }

        la_PanelDefDraw(w, p, *p->BT);
    }

    for(laPanel* p=w->Panels.pFirst;p;p=p->Item.pNext){
        la_AttachedPanelDefDraw(w,p,*p->BT);
    }

    if (MAIN.CurrentWindow->CurrentLayout->DropToBlock){
        laBoxedTheme* ubt=_LA_THEME_TAB;tnsUseNoTexture();
        tnsViewportWithScissor(0, 0, w->CW, w->CH); tnsOrtho(0, w->CW, 0, w->CH, -100, 100);
        la_BlockDrawDropLocations(MAIN.CurrentWindow->CurrentLayout->DropToBlock,
            MAIN.CurrentWindow->CH, laThemeColor(ubt,LA_BT_ACTIVE), laThemeColor(ubt,LA_BT_BORDER));
        tnsFlush();
    }

    for (p = w->FadingPanels.pLast; p; p = NextP){
        NextP = p->Item.pPrev;
        if (!p->AnimationMode){
            lstRemoveItem(&w->FadingPanels, p);
            p->AnimationMode = LA_PANEL_ANIMATION_DESTROY; laRefreshWindow();
            laDeferredDestroyPanel(p, 0);
        }else
            la_PanelDrawToWindow(p, w);
    }
}
int laStartWindow(laWindow *w){
#ifdef __linux__
    XMapWindow(MAIN.dpy,w->win);
    tnsContextMakeWindowCurrent(w);
#endif
#ifdef _WIN32
    ShowWindow(w->win, SW_SHOWNORMAL);
#endif
    MAIN.CurrentWindow = w;
    if(!w->CurrentLayout){
        if(!w->Layouts.pFirst){laDesignLayout(w, "Empty Layout");}
        memAssignRef(w, &w->CurrentLayout, w->Layouts.pFirst);
    }
    laRedrawCurrentWindow();
    laInvokeUi(0, "LA_window_operator", 0, w, 0, 0);
    w->Shown = 1;
}
void la_AssignWindowPP(laWindow* w){
    w->PP.EndInstance = w;
    w->PP.LastPs = &w->FakePS;
    w->PP.LastPs->p = _LA_PROP_WINDOW;
    w->PP.LastPs->UseInstance = w;
    w->PP.LastPs->Type = U'.';
}
laWindow *laDesignWindow(int X, int Y, int W, int H){
    laWindow *n = memAcquire(sizeof(laWindow));

    strSafeSet(&n->Title, "Empty SYSWINDOW");
    n->X = X; n->Y = Y; n->W = W; n->H = H;

    la_CreateSystemWindow(n, MAIN.Windows.pFirst!=0);

    lstAppendItem(&MAIN.Windows, n);
    MAIN.CurrentWindow = n;

    la_AssignWindowPP(n);
    laui_DefaultMenuBar(n);

    return n;
}
void laSetWindowCursor(int id){
    MAIN.CurrentCursor = id;
#ifdef __linux__
    Cursor c = XcursorLibraryLoadCursor(MAIN.dpy, la_ConvertCursorID(id));
    XDefineCursor(MAIN.dpy, MAIN.CurrentWindow->win, c);
#endif
#ifdef _WIN32
    SetCursor(la_ConvertCursorID(id));
#endif
};
void la_AssignBlockPP(laBlock* b){
    b->PP.EndInstance = b;
    b->PP.LastPs = &b->FakePS;
    b->PP.LastPs->p = _LA_PROP_BLOCK;
    b->PP.LastPs->UseInstance = b;
    b->PP.LastPs->Type = U'.';
}
void laDestroyLayout(laWindow *w, laLayout* l){
    if((!l->Item.pPrev) && (!l->Item.pNext)) return;
    laDestroyBlocksRecursive(l->FirstBlock);
    strSafeDestroy(&l->ID);
    if(w->CurrentLayout==l){ memAssignRef(w, &w->CurrentLayout, l->Item.pPrev?l->Item.pPrev:l->Item.pNext); }
    lstRemoveItem(&w->Layouts,l); memFree(l);
}
laLayout *laDesignLayout(laWindow *w, char *Title){
    laLayout *l = memAcquire(sizeof(laLayout));

    l->FirstBlock = memAcquire(sizeof(laBlock));
    la_AssignBlockPP(l->FirstBlock);

    lstAppendItem(&w->Layouts, l);
    strSafeSet(&l->ID, Title);

    memAssignRef(w, &w->CurrentLayout, l);
    laRenameWindow(w, Title);

    return l;
}
void laFoldBlockTitle(laBlock* b){ if(b->B1) return; b->Folded=1; la_RecalcBlockRecursive(b,b->X,b->Y,b->W,b->H); }
void laUnfoldBlockTitle(laBlock* b){ if(b->B1) return; b->Folded=0; b->OnButton=0; la_RecalcBlockRecursive(b,b->X,b->Y,b->W,b->H); }
void laMaximizeBlock(laBlock* b){ if(b->B1) return; laWindow* w=MAIN.CurrentWindow;
    if(w->MaximizedBlock==b){laRestoreToLayout(); return;} w->MaximizedBlock=b; la_UpdateUiPlacement(w);
    laNotifyUsers("la.windows.maximized_block"); }
void laRestoreToLayout(){ laWindow* w=MAIN.CurrentWindow; if(!w->MaximizedBlock) return;  w->MaximizedBlock=0; la_UpdateUiPlacement(w);
    laNotifyUsers("la.windows.maximized_block"); }
void laMaximizeCanvasUI(laUiItem* ui, laPanel* UiParentPanel){
    laRestoreCanvasUI();
    if(!ui->Type||(!(ui->Type->Tag&LA_UI_TAG_IS_OFFSCREEN))||!UiParentPanel) return;
    la_StopUiOperatorService(UiParentPanel); la_StopUiOperatorService(ui); laRetriggerOperators();
    laWindow* w=MAIN.CurrentWindow; w->MaximizedUi=ui; w->MaximizedUiPanel=UiParentPanel; laRecalcPanel(UiParentPanel);
    UiParentPanel->Show=0;
    laNotifyUsers("la.windows.maximized_ui"); laHideMenuBar();
}
void laRestoreCanvasUI(){
    laWindow* w=MAIN.CurrentWindow; if(!w->MaximizedUi || !w->MaximizedUiPanel) return;
    la_StopUiOperatorService(w->MaximizedUi); laRetriggerOperators(); w->MaximizedUiPanel->Show=1;
    laRecalcPanel(w->MaximizedUiPanel); w->MaximizedUi=0; w->MaximizedUiPanel=0; la_UpdateUiPlacement(w);
    laNotifyUsers("la.windows.maximized_ui"); laShowMenuBar();
}
void laHideMenuBar(){ laWindow* w=MAIN.CurrentWindow; if(!w->MaximizedUi || !w->MaximizedUiPanel) return;
    for(laPanel* p=MAIN.CurrentWindow->Panels.pFirst;p;p=p->Item.pNext){ if(p->IsMenuPanel){ p->Show=0; laRefreshWindow(); break; } }
}
void laShowMenuBar(){ for(laPanel* p=MAIN.CurrentWindow->Panels.pFirst;p;p=p->Item.pNext){ if(p->IsMenuPanel){ p->Show=1; laRefreshWindow(); break; } } }
void laSplitBlockHorizon(laBlock *b, real Percentage){
    laPanel *p;
    b->SplitRatio = Percentage;
    b->Vertical = 0;
    b->B1 = memAcquire(sizeof(laBlock)); la_AssignBlockPP(b->B1); b->B1->Folded=b->Folded;
    b->B2 = memAcquire(sizeof(laBlock)); la_AssignBlockPP(b->B2);
    for (p = b->Panels.pFirst; p; p = p->Item.pNext){
        p->Block = b->B1;
    }
    b->B1->Panels.pFirst = b->Panels.pFirst;
    b->B1->Panels.pLast = b->Panels.pLast;
    b->B1->CurrentPanel = b->CurrentPanel;
    b->B1->parent = b->B2->parent=b;
    b->Panels.pFirst = 0;
    b->Panels.pLast = 0;
    b->CurrentPanel = 0;
    la_RecalcBlockRecursive(b, b->X, b->Y, b->W, b->H);
}
void laSplitBlockVertical(laBlock *b, real Percentage){
    laPanel *p;
    b->SplitRatio = Percentage;
    b->Vertical = 1;
    b->B1 = memAcquire(sizeof(laBlock)); la_AssignBlockPP(b->B1); b->B1->Folded=b->Folded;
    b->B2 = memAcquire(sizeof(laBlock)); la_AssignBlockPP(b->B2);
    for (p = b->Panels.pFirst; p; p = p->Item.pNext){
        p->Block = b->B1;
    }
    b->B1->Panels.pFirst = b->Panels.pFirst;
    b->B1->Panels.pLast = b->Panels.pLast;
    b->B1->CurrentPanel = b->CurrentPanel;
    b->B1->parent = b->B2->parent=b;
    b->Panels.pFirst = 0;
    b->Panels.pLast = 0;
    b->CurrentPanel = 0;
    la_RecalcBlockRecursive(b, b->X, b->Y, b->W, b->H);
}
void laCombineChildBlocks(laBlock *b){
    laPanel *p; if(!b) return;
    if (!b->B1->B1 && !b->B2->B1){
        lstCombineLists(&b->Panels, &b->B1->Panels);
        lstCombineLists(&b->Panels, &b->B2->Panels);
        for (p = b->Panels.pFirst; p; p = p->Item.pNext){
            p->Block = b;
        }
        b->CurrentPanel = b->B1->CurrentPanel?b->B1->CurrentPanel:b->B2->CurrentPanel;
        memFree(b->B1);
        memFree(b->B2);
        b->B1 = 0;
        b->B2 = 0;
        la_RecalcBlockRecursive(b, b->X, b->Y, b->W, b->H);
    }elif(!b->B1->B1){
        laBlock* b1 = b->B2->B1; laBlock* b2 = b->B2->B2;
        b->Vertical = b->B2->Vertical;
        for (p = b->B1->Panels.pFirst; p; p = p->Item.pNext){
            p->Block = b1;
        }
        lstCombineLists(&b1->Panels, &b->B1->Panels);
        memFree(b->B1); memFree(b->B2);
        b->B1 = b1; b->B2 = b2;
        b1->parent = b; b2->parent = b;
        la_RecalcBlockRecursive(b, b->X, b->Y, b->W, b->H);
    }elif(!b->B2->B1){
        laBlock* b1 = b->B1->B1;laBlock* b2 = b->B1->B2;
        b->Vertical = b->B1->Vertical;
        for (p = b->B2->Panels.pFirst; p; p = p->Item.pNext){
            p->Block = b1;
        }
        lstCombineLists(&b1->Panels, &b->B2->Panels);
        memFree(b->B1); memFree(b->B2);
        b->B1 = b1; b->B2 = b2;
        b1->parent = b; b2->parent = b;
        la_RecalcBlockRecursive(b, b->X, b->Y, b->W, b->H);
    }
}
laBlock *laBlock1(laBlock *b){
    return b->B1;
}
laBlock *laBlock2(laBlock *b){
    return b->B2;
}
laBlock *laSwapSubBlocks(laBlock *b){
    laBlock *tB;
    tB = b->B2;
    b->B2 = b->B1;
    b->B1 = tB;
    b->SplitRatio = 1 - b->SplitRatio;
    la_RecalcBlockRecursive(b, b->X, b->Y, b->W, b->H);
}
void laDestroyBlocksRecursive(laBlock *Root){
    laPanel *p;
    if (Root->B1){
        laDestroyBlocksRecursive(Root->B1);
        laDestroyBlocksRecursive(Root->B2);
    }else{
        while (p = lstPopItem(&Root->Panels)){ laDestroySinglePanel(p, 1); }
    }
    memFree(Root);
}
laPanel* laTearOffPanel(laBlock* b, laPanel* p_if_set){
    if(!b->CurrentPanel ) return 0;

    laPanel* p = p_if_set?p_if_set:b->CurrentPanel;
    b->CurrentPanel = p->Item.pNext?p->Item.pNext:p->Item.pPrev;
    lstRemoveItem(&b->Panels, p);
    if(!b->CurrentPanel && b->parent){ b=b->parent; laCombineChildBlocks(b); }

    if(!p->TitleBar.UiItems.pFirst){
        laui_DefaultPanelTitleBar(&p->TitleBar, &p->PP, &p->PropLinkPP, p->PanelTemplate?p->PanelTemplate->Header:0);
    }

    p->Mode = LA_PANEL_FLOATING_TOP;
    p->TY-=LA_RH; p->TH+=LA_RH;
    p->W=p->TW=(p->PanelTemplate?p->PanelTemplate->DefaultW_RH:20)*LA_RH;
    p->W=p->TH=(p->PanelTemplate?p->PanelTemplate->DefaultH_RH:20)*LA_RH;
    p->Block = 0;

    laEnsurePanelInBound(p,&p->UI); laPlacePanelForCreation(p);

    laRecalcPanel(p);
    la_RecalcBlockRecursive(b, b->X,b->Y,b->W,b->H);
    p->BT = &_LA_THEME_FLOATING_PANEL;
    lstPushItem(&MAIN.CurrentWindow->Panels, p);

    laNotifyUsers("la.windows.panels");

    return b->CurrentPanel;
}
void laDockPanel(laWindow* from, laBlock* b, laPanel* p){
    if(!b||!p||p->Mode!=LA_PANEL_FLOATING_TOP||b->B1||b->B2) return;

    lstRemoveItem(&from->Panels, p);

    la_DestroyUiList(&p->TitleBar, 1, 1, 0);

    p->Mode = LA_PANEL_NORMAL;
    p->Block=b;
    b->CurrentPanel = p;
    lstPushItem(&b->Panels, p);
    laRecalcPanel(p);
    p->BT = &_LA_THEME_PANEL;
    la_RecalcBlockRecursive(b, b->X,b->Y,b->W,b->H);
    tnsFlush();

    laNotifyUsers("la.windows.panels");
}
void laPopPanel(laPanel *p){
    if (p->Mode == LA_PANEL_FLOATING_PASSIVE){
        lstRemoveItem(&p->Parent->SubPanels, p);
        lstPushItem(&p->Parent->SubPanels, p);
    }else if (p->Mode == LA_PANEL_FLOATING_TOP){
        lstRemoveItem(&MAIN.CurrentWindow->Panels, p);
        lstPushItem(&MAIN.CurrentWindow->Panels, p);
        laNotifyUsers("la.windows.panels");
    }
}
void la_EnsurePanelExtras(laPanel *p){
    laUiTemplate* uit=p->PanelTemplate;

    p->PropLinkContainer = memAcquire(sizeof(laPropContainer));
    p->PropLinkFakeProp = memAcquire(sizeof(laSubProp));
    p->PropLinkFakeProp->Base.Identifier = "LA_UI_FAKE_PROP_PLACEHOLDER";
    p->PropLinkFakeProp->Base.PropertyType = LA_PROP_SUB;
    p->PropLinkFakeProp->Base.SubProp = p->PropLinkContainer;
    p->PropLinkFakeProp->Base.Offset = 0;
    p->PropLinkFakeProp->Base.OffsetIsPointer = 1;

    p->PropLinkPP.EndInstance = p;
    p->PropLinkPP.LastPs = &p->PropLinkFakePS;
    p->PropLinkPP.LastPs->Type = U'.';
    p->PropLinkFakePS.p = p->PropLinkFakeProp;
}
laPanel* la_GivePanelNode(){
    laPanel* p; if(p=lstPopItem(&MAIN.WastedPanels)) return p;
    return memAcquire(sizeof(laPanel));
}
void la_ReturnPanelNode(laPanel* p){
    memset(p,0,sizeof(laPanel));
    lstRemovePointer(&MAIN.DeferredRedrawList,p);
    lstAppendItem(&MAIN.WastedPanels, p);
}
laPanel *la_NewPanel(laUiTemplate* uit, int X, int Y, int W, int H, int MaxW, int MaxH, int MinW, int MinH, int SnapL, int SnapR, int SnapT, int SnapB){
    laPanel *p = la_GivePanelNode();
    int CW = MAIN.CurrentWindow->CW;
    int CH = MAIN.CurrentWindow->CH;
    p->PanelTemplate = uit;

    if((!W) && uit)W=uit->DefaultW_RH*LA_RH;
    if((!H) && uit)H=uit->DefaultH_RH*LA_RH;

    if (!MaxW) MaxW = 10000;
    if (!MaxH) MaxH = 10000;

    if (W > MaxW) W = MaxW;
    if (H > MaxH) H = MaxH;

    if (W < MinW) W = MinW;
    if (H < MinH) H = MinH;

    if(uit) { strSafeSet(&p->Title, uit->Title->Ptr); }
    p->X = p->TX = (X < 0 ? 0 : X);
    p->Y = p->TY = (Y < 0 ? 0 : Y);
    p->W = p->TW = (W < 0 ? CW + W - p->X : W);
    p->H = p->TH = (H < 0 ? CH + H - p->Y : H);

    p->MaxW = MaxW; p->MaxH = MaxH;
    p->MinW = MinW; p->MinH = MinH;

    p->SL = SnapL; p->ST = SnapT;
    p->SR = SnapR; p->SB = SnapB;

    if (p->SR) p->X = CW - p->W - p->SR;
    if (p->SB) p->Y = CH - p->H - p->SB;

    la_EnsurePanelSnapping(p, CW, CH);

    p->Show = 1;
    p->PP.EndInstance = p;
    p->PP.LastPs = &p->FakePS;
    p->PP.LastPs->p = _LA_PROP_PANEL;
    p->PP.LastPs->UseInstance = p;
    p->PP.LastPs->Type = U'.';

    la_EnsurePanelExtras(p);

    laRecalcPanel(p);
    p->FrameDistinguish = 100; //greater than 1 is ok

    if(uit&&uit->PropFunc){ uit->PropFunc(p); }
    if(uit){uit->Define(&p->UI, &p->PP, &p->PropLinkPP, 0, 0);}

    return p;
}
laPanel *laCreatePanelT(laBlock *b, laUiTemplate* uit){
    if(!uit) return 0;

    laPanel *p = memAcquireHyper(sizeof(laPanel));

    strSafeSet(&p->Title, uit->Title->Ptr);
    p->PanelTemplate = uit;

    p->Show = 1;
    p->PP.EndInstance = p;
    p->PP.LastPs = &p->FakePS;
    p->PP.LastPs->p = _LA_PROP_PANEL;
    p->PP.LastPs->UseInstance = p;
    p->PP.LastPs->Type = U'.';

    la_EnsurePanelExtras(p);
    
    laRecalcPanel(p);
    p->FrameDistinguish = 100; //greater than 1 is ok

    p->TitleWidth = tnsStringGetWidth(transLate(p->Title->Ptr), 0, 0);

    while (b->B1){ b = b->B1; } lstPushItem(&b->Panels, p);
    p->Block = b; b->CurrentPanel = p;

    if(uit->PropFunc){ uit->PropFunc(p); }
    uit->Define(&p->UI, &p->PP, &p->PropLinkPP, 0, 0);

    laNotifyUsers("la.windows.panels");

    return p;
}
laPanel *laCreatePanel(laBlock *b, char *template_id){
    laUiTemplate* uit=laFindUiTemplate(template_id);
    return laCreatePanelT(b, uit);
}
laPanel *laCreateTopPanel(laWindow *w, char *template_id, int X, int Y, int W, int H, int MaxW, int MaxH, int MinW, int MinH, int SnapL, int SnapR, int SnapT, int SnapB){
    laUiTemplate* uit=0;
    if(template_id) uit=laFindUiTemplate(template_id);
    laPanel *p = la_NewPanel(uit, X, Y, W, H, MaxW, MaxH, MinW, MinH, SnapL, SnapR, SnapT, SnapB);
    p->Mode = LA_PANEL_FLOATING_TOP;

    laPlacePanelForCreation(p);

    if(uit){
        laui_DefaultPanelTitleBar(&p->TitleBar, &p->PP, &p->PropLinkPP, p->PanelTemplate->Header);
    }

    if (w) lstPushItem(&w->Panels, p);

    return p;
}
void laShowPanel(laPanel *p){
    p->Show = 1; laNotifyUsers("la.windows.panels_hidden");
}
void laShowPanelWithDropDownEffect(laPanel *p){
    laShowPanel(p);
    p->AnimationMode = LA_PANEL_ANIMATION_DROP_DOWN; laRefreshWindow();
    p->AnimationRatio = 0;
}
void laShowPanelWithExpandEffect(laPanel *p){
    laShowPanel(p);
    p->AnimationMode = LA_PANEL_ANIMATION_EXPAND; laRefreshWindow();
    p->AnimationRatio = 0;
}
void laHidePanel(laPanel *p){
    if (!p->Mode) return;
    p->Show = 0;
    laNotifyUsers("la.windows.panels_hidden");
}
void laHidePanelWithDissoveEffect(laPanel *p){
    if (!p->Mode) return;
    laHidePanel(p);
    p->AnimationMode = LA_PANEL_ANIMATION_DISSOVE; laRefreshWindow();
    p->AnimationRatio = 1;
}
void laHidePanelWithCollapseEffect(laPanel *p){
    if (!p->Mode) return;
    laHidePanel(p);
    p->AnimationMode = LA_PANEL_ANIMATION_COLLAPSE; laRefreshWindow();
    p->AnimationRatio = 1;
}
void laHidePanelWithMinimizeEffect(laPanel *p){
    if (!p->Mode) return;
    laHidePanel(p);
    p->AnimationMode = LA_PANEL_ANIMATION_MINIMIZE; laRefreshWindow();
    p->AnimationRatio = 1;
}
void laActivatePanel(char* TemplateID, int x, int y){
    laUiTemplate* uit = laFindUiTemplate(TemplateID);
    laPanel *p = la_FindFreePanelByTemplate(MAIN.CurrentWindow, uit);
    if (!p){ p=laCreateTopPanel(MAIN.CurrentWindow, TemplateID, x, y, 0,0, 0, 0, 0, 0, 0, 0, 0, 0); }
    laShowPanelWithExpandEffect(p); laPopPanel(p);
}
void laPanPanel(laPanel *p, int DeltaX, int DeltaY){
    p->UI.PanX += DeltaX;
    p->UI.PanY += DeltaY;
}
int laPanUiListFree(laUiList *uil, int X, int Y){
    uil->PanX+=X; uil->PanY+=Y;
}
int laPanUiList(laUiList *uil, int X, int Y, int L, int R, int U, int B){
    if(uil->ScrollerShownH && !uil->ScrollerShownV){
        if(Y){X+=Y;Y=0;}
    }
    if (Y > 0){
        if (uil->B - uil->PanY <= B) return 0;
        else{
            uil->PanY += Y;
            if (uil->B - uil->PanY <= B){
                uil->PanY = uil->B - B;
                return 1;
            }
        }
    }
    if (Y < 0){
        if (uil->U - uil->PanY >= U) return 0;
        else{
            uil->PanY += Y;
            if (uil->U - uil->PanY >= U){
                uil->PanY = uil->U - U;
                return 1;
            }
        }
    }

    if(uil->AllowScale){
        laPanUiListFree(uil, X, 0);
    }else{
        if (X > 0){
            if (uil->R - uil->PanX <= R) return 0;
            else{
                uil->PanX += X;
                if (uil->R - uil->PanX <= R){
                    uil->PanX = uil->R - R;
                    return 1;
                }
            }
        }
        if (X < 0){
            if (uil->L - uil->PanX >= L) return 0;
            else{
                uil->PanX += X;
                if (uil->L - uil->PanX >= L){
                    uil->PanX = uil->L - L;
                    return 1;
                }
            }
        }
    }
    return 1;
}
int laScaleUiList(laUiList *uil, real factor, int L, int R, int U, int B){
    int ret=1;
    if(!uil->AllowScale){ return 0; }
    real NewScale=uil->Scale*factor;

    if(NewScale<0.2){NewScale=0.2; ret=0;}
    if(NewScale>5)  {NewScale=5; ret=0;}
    if(NewScale>1-1e-4 && NewScale<1+1e-4){NewScale=1;}

    factor=NewScale/uil->Scale;
    uil->Scale=NewScale;

    real mx=(L+R)/2,my=(U+B)/2;
    real dx= (mx+uil->PanX)*factor;
    real dy= (my+uil->PanY)*factor;
    uil->PanX=dx-mx;
    uil->PanY=dy-my;

    MAIN.CurrentPanel->FrameDistinguish=100;

    return ret;
}
int laPanUiListAuto(laUiList *uil, int X, int Y, int L, int R, int U, int B){
    if(uil->AllowScale) return 0;
    return laPanUiList(uil,X,Y,L,R,U,B);
}

laPanel *laDesignPropPanel(char *Title, int X, int Y, int W, int H,
                           laUiDefineFunc Define, laPropPack *This, laPropPack *OperatorProps){
    laPanel *p = la_NewPanel(0, X, Y, W, H, 0, H, 0, 0, 0, 0, 0, 0);
    strSafeSet(&p->Title, Title);

    if (Define){
        Define(laPrepareUi(p), This, OperatorProps, NULL, 0);
    }

    //laui_DefaultOperatorPanelTitleBar(&p->TitleBar, &p->PP, OperatorProps, 0, 0);

    p->BT= &_LA_THEME_FLOATING_PANEL;
    p->Mode = LA_PANEL_FLOATING_PASSIVE;
    p->BoundUi = 1;

    return p;
}
laPanel *laDesignOperatorPanel(char *Title, int X, int Y, int W, int H, int MaxW, int MaxH, int MinW, int MinH, int SnapL, int SnapR, int SnapT, int SnapB,
                               laUiDefineFunc Define, laPropPack *This, laPropPack *OperatorProps){
    laPanel *p = la_NewPanel(0, X, Y, W, H, MaxW, MaxH, MinW, MinH, SnapL, SnapR, SnapT, SnapB);
    strSafeSet(&p->Title, Title);

    if (Define){
        Define(laPrepareUi(p), This, OperatorProps, NULL, 0);
    }

    laui_DefaultOperatorPanelTitleBar(&p->TitleBar, &p->PP, OperatorProps, 0, 0);

    p->BT= &_LA_THEME_FLOATING_PANEL;
    p->Mode = LA_PANEL_FLOATING_TOP;
    p->BoundUi = 1;

    return p;
}

void laDeferredDestroyPanel(laPanel *p, int immediate){
    laPanel *ip;
    tnsDelete2DOffscreen(p->OffScr);
    p->OffScr = 0;

    strSafeDestroy(&p->Title);

    if (!p->AnimationMode){
        if (p->Parent) lstRemoveItem(&p->Parent->SubPanels, p);
        else if (p->Mode == LA_PANEL_FLOATING_TOP){
            lstRemoveItem(&MAIN.CurrentWindow->Panels, p);
        }else if (p->Mode == LA_PANEL_NO_PARENT_MENU){
            lstRemoveItem(&MAIN.CurrentWindow->Panels, p);
        }else if (p->Block){
            lstRemoveItem(&p->Block->Panels, p);
            if (p->Block->CurrentPanel == p) p->Block->CurrentPanel = p->Block->Panels.pFirst;
        }
        laNotifyUsers("la.windows.panels");
    }

    for (ip = p->SubPanels.pFirst; ip; ip = ip->Item.pNext){
        //lstRemoveItem(&p->SubPanels, ip);
        laDestroySinglePanel(ip, immediate);
        laNotifyUsers("la.windows.panels");
    }

    la_ClearDetachedProp(p);
    memFree(p->PropLinkContainer); memFree(p->PropLinkFakeProp);

    la_ReturnPanelNode(p);
}
void laDestroySinglePanel(laPanel *p, int immediate){
    la_SetPropMathcerContext(p);

    if (p->PropLinkPP.LastPs&&p->PropLinkPP.LastPs->p->SubProp->Props.pFirst){
        for(laProp* prop=p->PropLinkPP.LastPs->p->SubProp->Props.pFirst;prop;prop=prop->Item.pNext){
            { /* la_StopUsingPropPack(&prop->DetachedPP); */ }
            //laStopUsingDataBlock(prop->DetachedPP.LastPs->UseInstance, prop->DetachedPP.LastPs->p,MAIN.PropMatcherContextP);
        }
    }

    if(MAIN.CurrentWindow&&p==MAIN.CurrentWindow->MaximizedUiPanel){ laRestoreCanvasUI(); }

    la_DestroyUiList(&p->UI, 1, 1, 0);
    la_DestroyUiList(&p->TitleBar, 1, 1, 0);
    //la_DestroyUiList(p->MenuRefer, 0, 1, 1);

    if (p->Mode){
        p->AnimationMode = LA_PANEL_ANIMATION_DISSOVE; laRefreshWindow();
        p->AnimationRatio = p->CloseWhenMovedOut?0.0:1.0;
    }

    if (p->ParentOperator && la_UiOperatorExists(p)) ((laOperator *)p->ParentOperator)->OperatorPanel = 0;

    if (la_UiStillInService(p)){
        la_StopUiOperatorService(p);
    }

    if ((!p->AnimationMode) || immediate){
        laDeferredDestroyPanel(p, immediate);
    }else{
        p->LaterDestroy = 1;
    }
}

int laEnclosePanelContent(laPanel *p, laUiList *uil){
    laBoxedTheme *bt = _LA_THEME_FLOATING_PANEL;
    int MinW,MinWt=0;
    int TitleReserve=p->Mode==LA_PANEL_FLOATING_TOP?LA_RH:0;
    int CW = MAIN.CurrentWindow->CW;
    if(p->SL && p->SR){return 0;}
    la_SetPropMathcerContext(p);

    la_UpdateUiListRecursive(&p->TitleBar, bt->TM, bt->LM, p->TW - bt->LM-bt->RM, p->TH, 0, p);
    la_UpdateUiListRecursive(uil, bt->TM+p->TitleBar.B, 0, 1000, 0, 0, p);
    MinWt = la_TestUiListMinumWidth(&p->TitleBar);
    MinW = la_TestUiListMinumWidth(uil);
    if (MinW<MinWt){MinW=MinWt;}
    int ScrollerW=(uil->ScrollerShownV?(LA_SCROLL_W+bt->RM):0);
    if (MinW > 20){
        p->TW = MinW + bt->LM + bt->RM+ScrollerW;
    }
    la_PanelValidateWidth(p,uil);
    laEnsurePanelInBound(p,uil);
    if(p->TW>CW){ p->TW=CW; }
    la_UpdateUiListRecursive(&p->TitleBar, bt->TM, bt->LM, p->TW - bt->LM-bt->RM, p->TH, 0, p);
    la_UpdateUiListRecursive(uil, bt->TM+p->TitleBar.B, bt->LM, p->TW - bt->RM - ScrollerW, 0, 0, p);
    laRedrawPanel(p);
    return 1;
}
laPanel *laEnableIdlePanel(laPanel *Attachment, laOperator *a, laPropPack *OperatorProps, laUiDefineFunc ReplaceUiDefine, laPropPack *This,
                               int L, int R, int B, int MaxGH, int MaxW, laEvent *e){
    laOperator *ai = a;
    laPanel *p;
    int GX, GY, GW, t = 0;
    int b;
    laUiDefineFunc def = ReplaceUiDefine;
    int MinW;

    if (!def){ def=laui_DefaultPropDetails; }

    GX = L; GY = B; GW = (R - L) > MaxW ? MaxW : (R - L);

    p = laDesignPropPanel("TMP", GX, GY, GW, MaxGH, def, This, OperatorProps);
    laEnclosePanelContent(p, &p->UI);
    laSetOperatorLocalizer(p);
    p->CloseWhenMovedOut=1;
    laInvokeUi(a, "LA_menu_panel_operator", e, p, 0, 1);

    //laShowPanelWithDropDownEffect(p);

    if(!Attachment){ Attachment=MAIN.CurrentWindow->MaximizedUiPanel; }
    if(Attachment){ p->Parent = Attachment; lstAppendItem(&Attachment->SubPanels, p); }

    return p;
}
laPanel *laEnableSplashPanel(laUiDefineFunc ReplaceUiDefine, int L, int R, int B, int MaxGH, int MaxW, laEvent* e){
    laPanel *p;
    int GX, GY, GW, t = 0;
    int b;
    laUiDefineFunc def = ReplaceUiDefine;
    int MinW;
    if (!def) return 0;
    GX = L; GY = B; GW = (R - L) > MaxW ? MaxW : (R - L);
    p = laDesignPropPanel("TMP", GX, GY, GW, MaxGH, def, 0, 0);
    p->Mode = LA_PANEL_FLOATING_TOP;
    p->CloseWhenMovedOut=2; MAIN.PendingSplash=p;
    laEnclosePanelContent(p, &p->UI);
    if(MAIN.CurrentWindow->Operators.pFirst){
        laSetOperatorLocalizer(MAIN.PendingSplash);
        laInvokeUi(0, "LA_panel_operator", e, MAIN.PendingSplash, 0, 1);
        MAIN.PendingSplash=0;
    }

    //laShowPanelWithExpandEffect(p);
    lstPushItem(&MAIN.CurrentWindow->Panels, p);

    return p;
}
laPanel *laEnablePropertyPanel(laPanel *Attachment, laOperator *a, laPropPack *OperatorProps, laUiDefineFunc ReplaceUiDefine, laUiDefineFunc FallBackUiDefine, laPropPack *This,
                               int L, int R, int B, int MaxGH, int MaxW, laEvent *e){
    laOperator *ai = a;
    laPanel *p; laPropContainer* sub;
    int GX, GY, GW, t = 0;
    int b;
    laUiDefineFunc def = ReplaceUiDefine;
    int MinW;

    if (!def){
        if (This && This->LastPs->p){
            if(This->LastPs->p->UiDefine) def = This->LastPs->p->UiDefine;
            elif(This->LastPs->p->SubProp&&This->LastPs->p->SubProp->MenuUiDefine) def = This->LastPs->p->SubProp->MenuUiDefine;
        }
        if((!def) && (sub=la_EnsureSubTarget(This->LastPs->p,This->EndInstance)) && sub->MenuUiDefine) def=sub->MenuUiDefine;
        if(!def) def = FallBackUiDefine?FallBackUiDefine:laui_DefaultPropUiDefine;
    }

    GX = L; GY = B;
    GW = (R - L) > MaxW ? MaxW : (R - L);

    p = laDesignPropPanel("TMP", GX, GY, GW, MaxGH, def, This, OperatorProps);
    laEnclosePanelContent(p, &p->UI);
    laSetOperatorLocalizer(p);
    laInvokeUi(a, "LA_menu_panel_operator", e, p, 0, 1);

    laShowPanelWithDropDownEffect(p);

    if(!Attachment){ Attachment=MAIN.CurrentWindow->MaximizedUiPanel; }
    if(Attachment){
        p->Parent = Attachment;
        lstAppendItem(&Attachment->SubPanels, p);
    }

    return p;
}
laPanel *laEnableEmptyPropertyPanel(laPanel *Attachment, laOperator *a, int L, int R, int U, int MaxGH, laEvent *e){
    laPanel *p;
    int t = 0;
    int b;

    //laLocalToWindow(0, Attachment, &L, &t);
    //laLocalToWindow(0, Attachment, &R, &U);

    p = laDesignPropPanel("TMP", L, U, R - L, MaxGH, 0, 0, 0);
    laSetOperatorLocalizer(p);
    laInvokeUi(a, "LA_menu_panel_operator", e, p, 0, 1);

    laShowPanelWithDropDownEffect(p);

    p->Parent = Attachment;
    lstPushItem(&Attachment->SubPanels, p);

    return p;
}
laPanel *laEnableMenuPanel(laPanel *Attachment, laOperator *a, laUiList *MenuRefer, laPropPack *This,
                           int L, int R, int B, int MaxGH, int MaxW, laEvent *e){
    laOperator *ai = a;
    laPanel *p;
    laBoxedTheme *bt = _LA_THEME_FLOATING_PANEL;
    int GX, GY, GW, t = 0;
    int b;
    int MinW;

    //laLocalToWindow(0,Attachment, &L, &t);
    //laLocalToWindow(0,Attachment, &R, &B);

    GX = L;
    GY = B;
    GW = (R - L) > MaxW ? MaxW : (R - L);

    p = laDesignPropPanel("TMP", GX, GY, GW, MaxGH, 0, 0, 0);
    p->MenuRefer = MenuRefer;

    laEnclosePanelContent(p, MenuRefer);
    laSetOperatorLocalizer(p);
    laInvokeUi(a, "LA_menu_panel_operator", e, p, 0, 1);

    laShowPanelWithDropDownEffect(p);

    p->Parent = Attachment;
    lstPushItem(&Attachment->SubPanels, p);

    return p;
}
laPanel *laDefineAndEnableMenuPanel(laPanel *Attachment, laOperator *a, laPropPack *This,
                                    int L, int B, int MaxGH, int MaxW, laEvent *e){
    laOperator *ai = a;
    laPanel *p;
    int GX, GY, GW, t = 0;
    int b;

    GX = L;
    GY = B;
    GW = MaxW;

    p = laDesignPropPanel("TMP", GX, GY, GW, MaxGH, 0, 0, 0);
    p->MenuRefer = &p->UI;
    
    p->Mode = LA_PANEL_NO_PARENT_MENU;
    laSetOperatorLocalizer(p);
    laInvokeUi(a, "LA_menu_panel_operator", e, p, 0, 1);

    laShowPanelWithDropDownEffect(p);

    if (Attachment){
        p->Parent = Attachment;
        lstPushItem(&Attachment->SubPanels, p);
    }else{
        lstPushItem(&MAIN.CurrentWindow->Panels, p);
    }

    return p;
}
laPanel *laEnableOperatorPanel(laOperator *For, laPropPack *This, int X, int Y, int W, int H, int MaxW, int MaxH, int MinW, int MinH, int SnapL, int SnapR, int SnapT, int SnapB, laEvent *e){
    laOperator *ai = For;
    laPanel *p;
    int b;
    laUiDefineFunc def = 0;

    if (ai->Type->UiDefine) def = ai->Type->UiDefine;
    else def = laui_DefaultPropUiDefine;
    
    For->PP.EndInstance = For->CustomData;

    p = laDesignOperatorPanel(ai->Type->Name, X, Y, W, H, MaxW, MaxH, MinW, MinH, SnapL, SnapR, SnapT, SnapB, def, This, &For->PP);
    laEnclosePanelContent(p, &p->UI);
    MAIN.ToPanel = p;

    laShowPanelWithExpandEffect(p);

    lstPushItem(&MAIN.CurrentWindow->Panels, p);
    ai->OperatorPanel = p;
    p->ParentOperator = For;

    laInvokeUi(For, "LA_modal_panel_operator", 0, p, 0, 1);

    return p;
}
laPanel *laEnableYesNoPanel(laOperator *a, laPanel *Attachment, char *Title, char *Message, int X, int Y, int W, laEvent *e){
    laPanel *p; int b; laUiList *uil; laColumn* col;

    p = la_NewPanel(0, X, Y, W, 0, 1000, 500, 50, 0, 0, 0, 0, 0);
    strSafeSet(&p->Title, Title);
    p->BoundUi = 1;
    p->Mode = LA_PANEL_FLOATING_TOP;
    p->BT = &_LA_THEME_FLOATING_PANEL;
    MAIN.ToPanel = p;

    laui_DefaultOperatorPanelTitleBar(&p->TitleBar, &p->PP, &p->PropLinkPP, 0, 0);

    uil = laPrepareUi(p); col = laFirstColumn(uil);

    laShowLabel(uil, col, Message, 0, 0)->Flags|=LA_TEXT_USE_NEWLINE|LA_TEXT_LINE_WRAP;
    laUiItem* r=laBeginRow(uil,col,0,0);
    laShowSeparator(uil,col)->Expand=1;
    laShowItem(uil,col,0,"LA_confirm")->Flags|=LA_UI_FLAGS_HIGHLIGHT|LA_TEXT_ALIGN_CENTER;
    laEndRow(uil,r);

    laEnclosePanelContent(p,uil); laShowPanelWithExpandEffect(p);

    lstPushItem(&MAIN.CurrentWindow->Panels, p);
    laSetOperatorLocalizer(p);
    laInvokeUi(a, "LA_modal_panel_operator", e, p, 0, 1);

    return p;
}
laPanel *laEnableMessagePanel(laOperator *a, laPanel *Attachment, char *Title, char *Message, int X, int Y, int W, laEvent *e){
    laPanel *p; int b; laUiList *uil; laColumn* col;

    p = la_NewPanel(0, X, Y, W, 0, 1000, 0, 100, 0, 0, 0, 0, 0);
    strSafeSet(&p->Title, Title);
    p->BoundUi = 1;
    p->Mode = LA_PANEL_FLOATING_TOP;
    p->BT = &_LA_THEME_FLOATING_PANEL;
    MAIN.ToPanel = p;

    laui_DefaultOperatorPanelTitleBar(&p->TitleBar, &p->PP, &p->PropLinkPP, 0, 0);

    uil = laPrepareUi(p); col = laFirstColumn(uil);

    laShowLabel(uil, col, Message, 0, 0)->Flags|=LA_TEXT_USE_NEWLINE|LA_TEXT_LINE_WRAP;
    laUiItem* r = laBeginRow(uil,col,0,0);
    laShowSeparator(uil,col)->Expand=1;
    laShowItemFull(uil,col,0,"LA_confirm",0,"text=Okay;",0,0)->Flags|=LA_UI_FLAGS_HIGHLIGHT;
    laEndRow(uil, r);


    laEnclosePanelContent(p,uil);
    laShowPanelWithExpandEffect(p);

    lstPushItem(&MAIN.CurrentWindow->Panels, p);
    laSetOperatorLocalizer(p);
    laInvokeUi(a, "LA_modal_panel_operator", e, p, 0, 1);

    return p;
}

void laOperatorModalOver(laOperator* For){
    For->ModalOver = 1;
}

void laDeferredRedraw(laPanel* p){
    for(laListItemPointer* lip=MAIN.DeferredRedrawList.pFirst;lip;lip=lip->pNext){
        if(lip->p==p) return;
    }
    lstAppendPointer(&MAIN.DeferredRedrawList, p);
}

void laRedrawAllWindows(){ if((!MAIN.CurrentWindow) || (!MAIN.CurrentWindow->win)) return;
    laWindow* cur=MAIN.CurrentWindow;
    for(laWindow* w=MAIN.Windows.pFirst;w;w=w->Item.pNext){
        MAIN.CurrentWindow=w;
        la_UpdateUiPlacement(w);
    }
    MAIN.CurrentWindow=cur;
}
void laRedrawCurrentWindow(){ if((!MAIN.CurrentWindow) || (!MAIN.CurrentWindow->win)) return;
    if (MAIN.CurrentWindow) la_UpdateUiPlacement(MAIN.CurrentWindow);
}
void laRefreshWindow(){ MAIN.CurrentWindow->Redraw=1; }
void laRedrawPanel(laPanel* p){ p->Refresh |= LA_TAG_REDRAW; MAIN.CurrentWindow->Redraw=1; }
void laRecalcPanel(laPanel* p){ p->Refresh |= LA_TAG_RECALC; MAIN.CurrentWindow->Redraw=1; }
void laRedrawCurrentPanel(){
    if (MAIN.CurrentPanel) laRedrawPanel(MAIN.CurrentPanel);
    elif (MAIN.CurrentWindow->MaximizedUiPanel) laRedrawPanel(MAIN.CurrentWindow->MaximizedUiPanel);
}
void laRecalcCurrentPanel(){
    if (MAIN.CurrentPanel) laRecalcPanel(MAIN.CurrentPanel);
    elif (MAIN.CurrentWindow->MaximizedUiPanel) laRecalcPanel(MAIN.CurrentWindow->MaximizedUiPanel);
}
void laRecalcPanelImmediate(laPanel* p){
    p->FrameDistinguish++;
    laBoxedTheme* bt = (*p->BT);
    int scrollw=p->UI.ScrollerShownV?bt->RM*2+LA_SCROLL_W:0;
    la_PanelRefreshDetachedProp(p);
    int enclosed=0;
    if(p->BoundUi || p->MenuRefer){
        if(p->MenuRefer) enclosed=laEnclosePanelContent(p, p->MenuRefer);
        else enclosed=laEnclosePanelContent(p, &p->UI);
    }
    if(!enclosed){
        la_PanelValidateWidth(p,&p->UI);
        laEnsurePanelInBound(p,p->MenuRefer?p->MenuRefer:&p->UI);
        la_UpdateUiListRecursive(&p->TitleBar, bt->TM, bt->LM, p->TW-bt->RM, p->TH-bt->BM, 0, p);
        int UseB=p->TitleBar.TB; if((!p->Mode)||(p->Mode==LA_PANEL_FLOATING_PASSIVE)){ UseB=0; }
        la_UpdateUiListRecursive(&p->UI, UseB+bt->TM, bt->LM, p->TW-bt->RM-scrollw, p->TH-bt->BM, 0, p);
    }
    laWindow* w=MAIN.CurrentWindow;
    if(w->MaximizedUiPanel==p&&w->MaximizedUi){ int CW = w->CW; int CH = w->CH;
        laUiItem* ui=w->MaximizedUi; ui->TU=ui->U=0; ui->TB=ui->B=CH; ui->TL=ui->L=0; ui->TR=ui->R=CW;
        if(!ui->Page) return; laBoxedTheme* bt=(*ui->Type->Theme);
        la_UpdateUiListRecursive(ui->Page, ui->TU+bt->TM, ui->TL+bt->LM, ui->TR-bt->RM, ui->TB, 0, w->MaximizedUiPanel);
    }
}
void laRecalcCurrentPanelImmediate(){
    laRecalcPanelImmediate(MAIN.CurrentPanel);
}
int laNonFixedPanelExists(laPanel *p){
    laPanel *ip;

    if (!p) return 0;

    //for (ip = MAIN.CurrentWindow->CurrentLayout->Panels.pLast; ip; ip = ip->Item.pPrev) {
    //	if (ip == p) return 1;
    //}

    for (ip = MAIN.CurrentWindow->Panels.pLast; ip; ip = ip->Item.pPrev){
        if (ip == p) return 1;
    }

    return 0;
}
int laIsInPanel(laPanel *p, int PanelX, int PanelY){
    if (PanelX < 0 || PanelY < 0 || PanelY > p->H || PanelX > p->W) return 0;
    return 1;
}
int laIsCloseToPanel(laPanel *p, int PanelX, int PanelY){
    int tt=MAIN.TooltipCloseDistance;
    if (PanelX < -tt || PanelY < -tt || PanelY > p->H+tt || PanelX > p->W+tt) return 0;
    return 1;
}
int laPanelOverlappingEachOther(laPanel *p1, laPanel *p2){
    if (p1->X > p2->X + p2->W || p1->X + p1->W < p2->X ||
        p1->Y > p2->Y + p2->H || p1->Y + p1->H < p2->Y)
        return 0;
    return 1;
}
void laUnlinkSharedPanel(laPanel *p){
    laWindow *w;
    laPanel *ip;

    for (w = MAIN.Windows.pFirst; w; w = w->Item.pNext){
        for (ip = w->Panels.pFirst; ip; ip = ip->Item.pNext){
            if (ip == p){
                lstRemoveItem(&w->Panels, ip);
                return;
            }
        }
    }
}
int laIsPanelCovered(laPanel *p){
    //laLayout* l = MAIN.CurrentWindow->CurrentLayout;
    laPanel *ip;
    laPanel *resp;
    int in1 = 0, in2 = 0, in3 = 0;
    laPanel *d1 = 0, *d2 = 0, *d3 = 0;

    //for (ip = MAIN.CurrentWindow->CurrentLayout->Panels.pLast; ip; ip = ip->Item.pPrev) {
    //	if (ip == p) { in1 = 1; d1 = 0; continue; }
    //	if (ip->Show && laPanelOverlappingEachOther(ip, p)) d1 = ip;
    //}

    for (ip = MAIN.CurrentWindow->Panels.pLast; ip; ip = ip->Item.pPrev){
        if (ip == p){
            in3 = 1;
            d3 = 0;
            continue;
        }
        if (ip->Show && laPanelOverlappingEachOther(ip, p)) d3 = ip;
    }

    if (!in2 && !in3) in1 = 1;

    if (in1){
        if (d1 || d2 || d3) return 1;
    }else{
        if (in2){
            if (d2 || d3) return 1;
        }else if (in3)
            if (d3) return 1;
    }

    return 0;
}
int laIsTopPanel(laPanel *p){
    //if (!p->Item.pPrev) return 1;
    //else {
    if (!laIsPanelCovered(p)){
        //laPopPanel(p);
        return 1;
    }
    return 0;
    //}
    return 0;
}
void laWindowToLocal(laOperator *a, laPanel *p, int *x, int *y){
    if(!p) return;
    int ix = *x, iy = *y;
    laListItemPointer *lip;
    laOperator *ai = a;
    (*x) = ix - ((MAIN.CurrentWindow->MaximizedUiPanel==p)?0: p->X);
    (*y) = iy - ((MAIN.CurrentWindow->MaximizedUiPanel==p)?0: p->Y);
    if (a){
        for (lip = ai->LocalUiLists.pFirst; lip; lip = lip->pNext){
            laUiList *uil = lip->p;
            (*x) += uil->PanX;
            (*y) += uil->PanY;
        }
    }
}
void laPanelToLocal(laOperator *a, int *x, int *y){
    int ix = *x, iy = *y;
    laListItemPointer *lip;
    if (a){
        for (lip = a->LocalUiLists.pFirst; lip; lip = lip->pNext){
            laUiList *uil = lip->p;
            (*x) += uil->PanX;
            (*y) += uil->PanY;
        }
    }
}
void laLocalToWindow(laOperator *a, laPanel *p, int *x, int *y){
    if(!p) return;
    int ix = *x, iy = *y;
    laListItemPointer *lip;
    (*x) = ix + ((MAIN.CurrentWindow->MaximizedUiPanel==p)?0: p->X);
    (*y) = iy + ((MAIN.CurrentWindow->MaximizedUiPanel==p)?0: p->Y);
    if (a){
        for (lip = a->LocalUiLists.pFirst; lip; lip = lip->pNext){
            laUiList *uil = lip->p;
            (*x) -= uil->PanX;
            (*y) -= uil->PanY;
        }
    }
}
void laPanelToWindow(laPanel *p, int *x, int *y){
    int ix = *x, iy = *y;
    laListItemPointer *lip;
    (*x) = ix + ((MAIN.CurrentWindow->MaximizedUiPanel==p)?0: p->X);
    (*y) = iy + ((MAIN.CurrentWindow->MaximizedUiPanel==p)?0: p->Y);
}
void laLocalToPanel(laOperator *a, int *x, int *y){
    int ix = *x, iy = *y;
    laListItemPointer *lip;
    if (a){
        for (lip = a->LocalUiLists.pFirst; lip; lip = lip->pNext){
            laUiList *uil = lip->p;
            (*x) -= uil->PanX;
            (*y) -= uil->PanY;
        }
    }
}
void laSetNextMenuPos(int X, int Y, int W, int H){
    MAIN.NextX = X;
    MAIN.NextY = Y;
    MAIN.NextW = W;
    MAIN.NextH = H;
}
int laIsInBlock(laBlock *b, int X, int Y){
    if (X >= b->X && X <= b->X + b->W && Y >= b->Y && Y <= b->Y + b->H) return 1;
    return 0;
}
int laIsInBlockHeader(laBlock *b, int X, int Y){ if (X >= b->X && X <= b->X + b->W && Y >= b->Y && Y <= b->Y + LA_RH) return 1; return 0; }
int laIsInBlockBotton1(laBlock *b, int X, int Y){ if (X >= b->X && X <= b->X + LA_RH && Y >= b->Y && Y <= b->Y + LA_RH) return 1; return 0; }
int laIsInBlockBotton2(laBlock *b, int X, int Y){ if (X >= b->X+LA_RH && X <= b->X+LA_2RH && Y >= b->Y && Y <= b->Y + LA_RH) return 1; return 0; }
laBlock *laClearBlockButtonRecursive(laBlock *b, laBlock *except){
    if(b->B1){laClearBlockButtonRecursive(b->B1,except);}
    if(b->B2){laClearBlockButtonRecursive(b->B2,except);}
    if (!b->B1 && !b->B2){
        if(b!=except && b->OnButton){ b->OnButton=0; laRefreshWindow(); }
    }
}
laBlock *laDetectBlockRecursive(laBlock *b, int X, int Y){
    laPanel *p;
    laBlock *sb = 0;
    if (!laIsInBlock(b, X, Y)) return 0;
    if (!b->B1 && !b->B2) return b;
    if (sb = laDetectBlockRecursive(b->B1, X, Y)) return sb;
    return laDetectBlockRecursive(b->B2, X, Y);
}
laPanel *laDetectPanel(int X, int Y){
    laPanel *p; laBlock *b;

    for (p = MAIN.CurrentWindow->Panels.pFirst; p; p = p->Item.pNext){
        int x = X, y = Y;
        laWindowToLocal(0, p, &x, &y);
        if (p->Show && laIsInPanel(p, x, y)){
            return p;
        }
    }

    if(MAIN.CurrentWindow->MaximizedUiPanel){return 0;}

    laBlock* RootBlock=MAIN.CurrentWindow->MaximizedBlock?MAIN.CurrentWindow->MaximizedBlock:MAIN.CurrentWindow->CurrentLayout->FirstBlock;
    if (b = laDetectBlockRecursive(RootBlock, X, Y)) return b->CurrentPanel;

    return 0;
}

laUiList *laPrepareUi(laPanel *p){
    return &p->UI;
}
laColumn *laFirstColumn(laUiList *uil){
    if (uil->Columns.pFirst) return uil->Columns.pFirst;
    else{
        laColumn *c = memAcquireSimple(sizeof(laColumn));
        c->SP = 1;
        c->PreWidth = 1;
        lstAppendItem(&uil->Columns, c);
        c->Top = c;
        return uil->Columns.pFirst;
    }
}
laColumn *laSplitColumn(laUiList *uil, laColumn *c, real Percent){
    laColumn *lc, *rc;

    if (c->LS || c->RS) return c;

    lc = memAcquireSimple(sizeof(laColumn));
    rc = memAcquireSimple(sizeof(laColumn));

    c->LS = lc;
    c->RS = rc;

    c->LS->SP = Percent;
    c->RS->SP = Percent;

    c->LS->Top = c->Top;
    c->RS->Top = c->Top;

    if (uil){
        lstAppendItem(&uil->Columns, lc);
        lstAppendItem(&uil->Columns, rc);
    }

    if (c->LS && c->RS->MaxW == 0){
        c->LS->PreWidth = c->PreWidth * c->LS->SP;
        c->RS->PreWidth = c->PreWidth * (1 - c->RS->SP);
    }else if (c->RS && c->LS->MaxW == 0){
        c->LS->PreWidth = c->PreWidth * c->LS->SP;
        c->RS->PreWidth = c->PreWidth * (1 - c->RS->SP);
    }
    return c;
}
laColumn *laLeftColumn(laColumn *c, int MaxWidth){
    if (c->LS && MaxWidth) c->LS->MaxW = MaxWidth;
    return c->LS;
}
laColumn *laRightColumn(laColumn *c, int MaxWidth){
    if (c->LS && c->LS->MaxW && MaxWidth) return c->RS;
    if (MaxWidth) c->RS->MaxW = MaxWidth;
    return c->RS;
}

void la_DestroyColumnRecursive(laListHandle *List, laColumn *c){
    lstRemoveItem(List, c);
    if (c->LS) la_DestroyColumnRecursive(List, c->LS);
    if (c->RS) la_DestroyColumnRecursive(List, c->RS);
    memFree(c);
}

int laCheckAndMergeSubColumnsUiList(laUiList *TopUil, laColumn *c, int DoMerge){
    laUiList *uil = TopUil;
    laUiList *sub;
    laUiItem *ui;
    laColumn *cc, *NextCC = 0;
    int Occupied = 0;
    int Removed = 0;

    if (!c->LS) return 0;
    else{
        laCheckAndMergeSubColumnsUiList(TopUil, c->LS, DoMerge);
        laCheckAndMergeSubColumnsUiList(TopUil, c->RS, DoMerge);
    }

    for (ui = TopUil->UiItems.pFirst; ui; ui = ui->Item.pNext){
        if (ui->C == c->LS || ui->C == c->RS){
            if (DoMerge){
                ui->C = c;
                Occupied = 1;
            }else
                return 1;
        }
        if (ui->Subs.pFirst){
            for (sub = ui->Subs.pFirst; sub; sub = sub->Item.pNext){
                laCheckAndMergeSubColumnsUiList(sub, c, DoMerge);
            }
        }
    }

    if (!Removed){
        for (cc = uil->Columns.pFirst; cc; cc = cc->Item.pNext){
            if (cc == c){
                if (c->LS) la_DestroyColumnRecursive(&uil->Columns, c->LS);
                if (c->RS) la_DestroyColumnRecursive(&uil->Columns, c->RS);
                c->LS = 0;
                c->RS = 0;
                Removed = 1;
                break;
            }
        }
    }

    return Occupied;
}

laPropContainer* laUiHasExtraProps(laUiType *ut, int size, int Hyper){
    ut->ExtraProps = laAddPropertyContainer(ut->Identifier, 0,0,U'◳',0,size,0,0,Hyper);
    ut->FakeProp = memAcquire(sizeof(laSubProp));
    ut->FakeProp->Base.SubProp = ut->ExtraProps;
    ut->FakeProp->Base.Identifier = ut->Identifier;
    ut->FakeProp->Base.PropertyType = LA_PROP_SUB;
    ut->FakeProp->Base.Offset = offsetof(laUiItem, Extra);
    ut->FakeProp->Base.OffsetIsPointer = 1;
    //ut->FakeProp->Base.Container = ut->ExtraProps;
    return ut->ExtraProps;
}
laPropContainer* laCanvasHasExtraProps(laCanvasTemplate *ct, int size, int Hyper){
    ct->ExtraProps = laAddPropertyContainer(ct->Identifier->Ptr, 0,0,U'◳',0,size,0,0,Hyper);
    ct->FakeProp = memAcquire(sizeof(laSubProp));
    ct->FakeProp->Base.SubProp = ct->ExtraProps;
    ct->FakeProp->Base.Identifier = ct->Identifier->Ptr;
    ct->FakeProp->Base.PropertyType = LA_PROP_SUB;
    ct->FakeProp->Base.Offset = offsetof(laUiItem, Extra);
    ct->FakeProp->Base.OffsetIsPointer = 1;
    //ut->FakeProp->Base.Container = ut->ExtraProps;
    return ct->ExtraProps;
}
void la_DestroyUiType(laUiType* uit){
    laKeyMapItem* kmi; while(kmi=lstPopItem(&uit->KeyMapper.Items)){ la_FreeKeyMapItem(kmi); }
    memFree(uit);
}
laUiType *la_RegisterUiType(const char *Identifer, int ForType, const char *UseOperator, laBoxedTheme **bt, laUiDrawFunc *Draw, laUiGetHeightFunc GetHeight, laUiInitFunc Init, laUiDestroyFunc Destroy){
    laUiType *ut = memAcquire(sizeof(laUiType));

    ut->Identifier = Identifer;
    ut->OperatorID = UseOperator;
    ut->Draw = Draw;
    ut->Theme = bt;
    ut->ForType = ForType;
    ut->OperatorType = laGetOperatorType(UseOperator);
    ut->GetHeight = GetHeight;
    ut->Init = Init;
    ut->Destroy = Destroy;

    la_UDFAppendSharedTypePointer(Identifer, ut);

    lstAppendItem(&MAIN.UiTypes, ut);

    return ut;
}
laUiType *la_GetUiTypeFromProperty(laProp *P){
    laUiType *ut = MAIN.UiTypes.pFirst;
    if (!P) return 0;
    if (P->DefaultUiType) return P->DefaultUiType;
    if (P->SubProp == LA_PC_SOCKET_IN || P->SubProp == LA_PC_SOCKET_OUT) return _LA_UI_NODE_SOCKET; 
    if (P->PropertyType == LA_PROP_SUB) return _LA_UI_COLLECTION;
    for (ut; ut; ut = ut->Item.pNext){
        if ((ut->ForType&LA_PROP_GENERIC_BITS) == (P->PropertyType&LA_PROP_GENERIC_BITS)){
            return ut;
        }
    }
    return 0;
}
laUiType *la_GetUiButtonType(){
    laUiType *ut = MAIN.UiTypes.pFirst;
    for (ut; ut; ut = ut->Item.pNext){
        if (ut->ForType == LA_PROP_OPERATOR) return ut;
    }
    return 0;
}
laCanvasTemplate *la_GetCanvasTemplate(char* TargetContainerID, char* TemplateID){
    laCanvasTemplate *vdt;
    for (vdt = MAIN.View2DTemplates.pFirst; vdt; vdt = vdt->Item.pNext){
        if (strSame(TemplateID, vdt->Identifier->Ptr) || strSame(TargetContainerID, vdt->TargetContainerID)) return vdt;
    }
    return 0;
}

void la_AssignPropExtras(laUiItem* ui){
    if(!ui->Type || !ui->Type->FakeProp) return;
    ui->FakePs.p = ui->Type->FakeProp;
    ui->FakePs.Type = U'.';
    ui->FakePs.UseInstance = ui;
    ui->ExtraPP.LastPs = &ui->FakePs;
}
void la_AssignCanvasPropExtras(laUiItem* ui){
    if(!ui->CanvasTemplate || !ui->CanvasTemplate->FakeProp) return;
    laCanvasTemplate*ct=ui->CanvasTemplate;
    ui->FakePs.p = ct->FakeProp;
    ui->FakePs.Type = U'.';
    ui->FakePs.UseInstance = ui;
    ui->ExtraPP.EndInstance = ui->Extra;
    ui->ExtraPP.LastPs = &ui->FakePs;
}
laUiItem *la_UpdatePropDisplay(laUiItem *ui, laPropPack *Base, const char *Path, laUiDefineFunc Template, laWidget* Widget, char* instructions){
    int result;

    if (!ui) return 0;

    laUiType* OverrideType=Widget&&Widget->Type?Widget->Type:0;

    if (Path){

        result = la_GetPropFromPath(&ui->PP, Base, Path, 0);

        if (!result){
            ui->AT = laGetOperatorType(Path);
            if (!ui->AT /* && !OverrideType*/) return la_UpdatePropDisplay(ui, 0, "la.unknown_prop", 0, 0, instructions);
            ui->Type = la_GetUiButtonType();
            if (OverrideType && (OverrideType->ForType == LA_PROP_OPERATOR)) ui->Type = OverrideType;
        }else{
            ui->Type = (OverrideType && ((!OverrideType->ForType)||
                                        (OverrideType->ForType&&OverrideType->ForType == ui->PP.LastPs->p->PropertyType)||
                                        (OverrideType->TargetSub && !strcmp(OverrideType->TargetSub, ui->PP.LastPs->p->Identifier)))) ?
                                            OverrideType : la_GetUiTypeFromProperty(ui->PP.LastPs->p);
            ui->Flags|=ui->PP.LastPs->p->DefaultFlags;
        }

        if (Base){
            ui->PP.RawThis = Base;
        }
    }else if (Base){
        ui->PP.LastPs = Base->LastPs;
        ui->Type = (OverrideType && ((!OverrideType->ForType)||
                                    (OverrideType->ForType&&OverrideType->ForType == ui->PP.LastPs->p->PropertyType)||
                                    (OverrideType->TargetSub && !strcmp(OverrideType->TargetSub, ui->PP.LastPs->p->SubProp->Identifier)))) ?
                                        OverrideType : la_GetUiTypeFromProperty(ui->PP.LastPs->p);
        ui->PP.RawThis = Base; //HACK! Not Unified For Prop Access!!!<<<----------??????????
        ui->Flags|=ui->PP.LastPs->p->DefaultFlags;
    }

    la_AssignPropExtras(ui);

    if(Widget){ ui->Flags|= Widget->Flags; }
    if(Template) ui->Template = Template; ui->State = LA_UI_NORMAL;
    if(!ui->Type) ui->Type = Widget?Widget->Type:0;

    if(instructions) strSafeSet(&ui->ExtraInstructions, instructions);

    return ui;
}
laUiItem *la_UpdateLabelDisplay(laUiItem *ui, laUiDefineFunc Template, char *Content){
    ui->Type = _LA_UI_LABEL;

    ui->Template = Template;
    ui->State = LA_UI_NORMAL;

    strSafeSet(&ui->Display, Content);
    la_AssignPropExtras(ui);

    return ui;
}
laUiItem *la_CreateGroupHandle(laWidget* Widget){
    laUiItem *ui = memAcquireSimple(sizeof(laUiItem));

    ui->Type = (Widget&&Widget->Type)?Widget->Type : _LA_UI_FIXED_GROUP;
    ui->State = LA_UI_NORMAL;
    la_AssignPropExtras(ui);

    return ui;
}

laUiItem *laShowLabel(laUiList *uil, laColumn *c, const char *Content, laUiDefineFunc Template, laWidget* Widget){
    laUiItem *ui = memAcquireSimple(sizeof(laUiItem));

    transLate(Content);

    la_UpdateLabelDisplay(ui, Template, Content);

    ui->C = c;

    if (ui->Type->Init) ui->Type->Init(ui);
    ui->ExtraPP.EndInstance = ui->Extra;

    lstAppendItem(&uil->UiItems, ui);

    return ui;
}
laUiItem *laShowLabelDynamic(laUiList *uil, laColumn *c, const char *Content, laUiDefineFunc Template, laWidget* Widget){
    laUiItem *ui = memAcquireSimple(sizeof(laUiItem));

    la_UpdateLabelDisplay(ui, Template, Content);

    ui->C = c;

    if (ui->Type->Init) ui->Type->Init(ui);
    ui->ExtraPP.EndInstance = ui->Extra;

    lstAppendItem(&uil->UiItems, ui);

    return ui;
}
laUiItem *laShowIcon(laUiList *uil, laColumn *c, laPropPack *Base, const char *Path, laWidget* Widget){
    laUiItem *ui = memAcquireSimple(sizeof(laUiItem));

    la_UpdatePropDisplay(ui, Base, Path, 0, Widget, 0);
    ui->Flags |= LA_UI_FLAGS_INT_ICON;
    ui->C = c;

    if (ui->Type->Init) ui->Type->Init(ui);
    ui->ExtraPP.EndInstance = ui->Extra;

    lstAppendItem(&uil->UiItems, ui);

    return ui;
}
laUiItem *laShowInvisibleItem(laUiList *uil, laColumn *c, laPropPack *Base, const char *Path){
    laWidget wg={&_LA_UI_INVISIBLE, 0}; return laShowItemFull(uil,c,Base,Path,&wg,0,0,0);
}
laUiItem *laShowItem(laUiList *uil, laColumn *c, laPropPack *Base, const char *Path){
    return laShowItemFull(uil,c,Base,Path,0,0,0,0);
}
laUiItem *laShowItemFull(laUiList *uil, laColumn *c, laPropPack *Base, const char *Path, laWidget* Widget, char* instructions, laUiDefineFunc Template, int TemplateContext){
    laUiItem *ui = memAcquireSimple(sizeof(laUiItem));

    la_UpdatePropDisplay(ui, Base, Path, Template, Widget, instructions);

    ui->C = c;
    ui->TemplateContext = TemplateContext;

    if (ui->Type->Init) ui->Type->Init(ui);
    ui->ExtraPP.EndInstance = ui->Extra;
    
    lstAppendItem(&uil->UiItems, ui);

    return ui;
}
laUiItem *laShowImage(laUiList *uil, laColumn *c, tnsImage* Image, int Height){
    laUiItem *ui = memAcquireSimple(sizeof(laUiItem));
    ui->C = c; ui->Extra=Image;
    ui->Type=_LA_UI_IMAGE; ui->Type->Init(ui);
    ui->SymbolID=Height;
    lstAppendItem(&uil->UiItems, ui);
    return ui;
}
laUiItem *laShowNodeSocket(laUiList *uil, laColumn *c, laPropPack *Base, const char *Path, char* instructions){
    return laShowItemFull(uil,c,Base,Path,LA_WIDGET_NODE_SOCKET,instructions,0,0);
}
laUiItem *laShowHeightAdjuster(laUiList *uil, laColumn *c, laPropPack *Base, const char *Path, char* instructions){
    return laShowItemFull(uil,c,Base,Path,LA_WIDGET_HEIGHT_ADJUSTER,instructions,0,0);
}
laUiItem *laShowCanvas(laUiList *uil, laColumn *c, laPropPack *Base, const char *Path, const char *id2DTemplate, int Height){
    laUiItem *ui = memAcquireSimple(sizeof(laUiItem));

    ui->Type = _LA_UI_CANVAS;
    ui->State = LA_UI_NORMAL;
    ui->C = c;

    la_GetPropFromPath(&ui->PP, Base, Path, 0);

    if (id2DTemplate) ui->CanvasTemplate = la_GetCanvasTemplate(0, id2DTemplate);
    else{
        if(!ui->PP.LastPs || ui->PP.LastPs->p->PropertyType!=LA_PROP_SUB){ la_FreePropStepCache(ui->PP.Go); memFree(ui); return laShowItem(uil,c,Base,Path); }
        laSubProp* sp=ui->PP.LastPs->p; ui->PP.LastPs->p->SubProp=la_EnsureSubTarget(sp,0);
        ui->CanvasTemplate = la_GetCanvasTemplate(sp->TargetID, 0);
        if(!ui->CanvasTemplate){ la_FreePropStepCache(ui->PP.Go); memFree(ui); return laShowItem(uil,c,Base,Path); }
    }

    if (ui->Type->Init) ui->Type->Init(ui);
    la_AssignCanvasPropExtras(ui);

    if (Height) ui->Expand=Height; else ui->Expand=6;

    lstAppendItem(&uil->UiItems, ui);

    return ui;
}
laUiItem *laShow3DCanvasCombo(laUiList *uil, laColumn *c, laPropPack *Base, const char *Path, int Height, laPropPack* Detached){
    laUiItem* ui=0;
#define ADD_CANVAS \
    laUiItem* b=laBeginRow(uil,cr,0,0);\
    laUiItem* b3=laOnConditionThat(uil,cr,laPropExpression(&rb->PP,"active"));{\
        laShowLabel(uil,cr,"⯈",0,0); laShowItem(uil,cr,&rb->PP,"active.name")->Flags|=LA_UI_FLAGS_NO_DECAL;\
    }laEndCondition(uil,b3);\
    laEndRow(uil,b);
    
    if(Detached){
        laColumn* cl,*cll,*clr,*cr;
        laSplitColumn(uil,c,0.35); cl=laLeftColumn(c,7); cr=laRightColumn(c,0);
        laSplitColumn(uil,cl,0.4); cll=laLeftColumn(cl,1); clr=laRightColumn(cl,0);
        laShowItemFull(uil,cll,Detached,"detached",0,0,0,0)->Flags|=LA_UI_FLAGS_HIGHLIGHT|LA_UI_FLAGS_ICON;
        laUiItem* b2=laOnConditionThat(uil,c,laPropExpression(Detached,"detached"));{
            laUiItem* rb=laShowItemFull(uil,clr,Detached,"root_object",LA_WIDGET_COLLECTION_SELECTOR,0,laui_IdentifierOnly,0);
            ADD_CANVAS
            ui=laShowCanvas(uil,c,Detached,"root_object",0,Height); laDefault3DViewOverlay(ui);
        }laElse(uil,b2);{
            laUiItem* rb=laShowItemFull(uil,clr,0,"tns.world.active_root",LA_WIDGET_COLLECTION_SELECTOR,0,laui_IdentifierOnly,0);
            ADD_CANVAS
            ui=laShowCanvas(uil,c,0,"tns.world.active_root",0,Height); laDefault3DViewOverlay(ui);
        }laEndCondition(uil,b2);
    }else{
        ui=laShowCanvas(uil,c,Base,Path,0,Height); laDefault3DViewOverlay(ui);
    }
#undef ADD_CANVAS
}
laUiItem *laShowColumnAdjuster(laUiList *uil, laColumn *c){
    laUiItem *ui = memAcquireSimple(sizeof(laUiItem));
    laCanvasExtra *e;

    ui->Type = _LA_UI_COLUMN_ADJUSTER;
    ui->Flags |= LA_WIDGET_COLUMN_ADJUSTER->Flags;

    ui->C = c;

    if (ui->Type->Init) ui->Type->Init(ui);
    ui->ExtraPP.EndInstance = ui->Extra;
    
    lstAppendItem(&uil->UiItems, ui);

    return ui;
}
laUiItem *laShowSymbol(laUiList *uil, laColumn *c, int SymbolID, int Height){
    laUiItem *ui = memAcquireSimple(sizeof(laUiItem));

    ui->Type = _LA_UI_SYMBOL;

    ui->SymbolID = SymbolID;
    if (Height) ui->State = Height;

    ui->C = c;

    if (ui->Type->Init) ui->Type->Init(ui);
    ui->ExtraPP.EndInstance = ui->Extra;
    
    lstAppendItem(&uil->UiItems, ui);

    return ui;
}
laPropPack* laShowCompoundValue(laUiItem* ui, int slot, laPropPack *Base, const char *Path){
    laPropPack PP={0}; int result;
    if (Path){
        result = la_GetPropFromPath(&PP, Base, Path, 0);
        if (!result){ return 0; }
        if (Base){ PP.RawThis = Base; }
    }else if (Base){
        PP.LastPs = Base->LastPs; PP.RawThis = Base; //HACK! Not Unified For Prop Access!!!<<<----------??????????
    }
    laCompoundPP* CPP = memAcquire(sizeof(laCompoundPP));
    CPP->Slot = slot; memcpy(&CPP->PP, &PP, sizeof(laPropPack));
    lstAppendItem(&ui->CompoundPPs,CPP);
    return &CPP->PP;
}

laUiItem *laBeginRow(laUiList *uil, laColumn *c, int Expand, int Even){
    laUiItem *ui = memAcquireSimple(sizeof(laUiItem));

    ui->Type = &_LA_UI_ROW_BEGIN;

    ui->State=Expand;
    ui->Flags=Even;
    ui->C = c;

    if (ui->Type->Init) ui->Type->Init(ui);
    ui->ExtraPP.EndInstance = ui->Extra;
    
    lstAppendItem(&uil->UiItems, ui);
    return ui;
}
laUiItem *laEndRow(laUiList *uil, laUiItem* Begin){
    laUiItem *ui = memAcquireSimple(sizeof(laUiItem));

    ui->Type = &_LA_UI_ROW_END;
    ui->C = Begin->C;
    ui->Page = (laUiList*)Begin;

    if (ui->Type->Init) ui->Type->Init(ui);
    ui->ExtraPP.EndInstance = ui->Extra;
    
    lstAppendItem(&uil->UiItems, ui);
    return ui;
}


void la_ConditionerInit(laUiItem *ui, laUiConditionNode *Expression){
    laConditionUiExtraData *e = CreateNew(laConditionUiExtraData);
    e->Expression = Expression;
    ui->Extra = e;
    la_AssignPropExtras(ui);
}

laUiItem *laMakeGroup(laUiList *uil, laColumn *c, const char *Name, laWidget* Widget){
    laUiItem *ui = la_CreateGroupHandle(Widget);
    laUiList *nuil;

    ui->C = c;
    lstAppendItem(&uil->UiItems, ui);

    nuil = memAcquireSimple(sizeof(laUiList));
    strSafeSet(&nuil->TabName, Name);
    ui->Page = nuil;
    lstAppendItem(&ui->Subs, nuil);

    if (ui->Type->Init) ui->Type->Init(ui);
    ui->ExtraPP.EndInstance = ui->Extra;
    
    return ui;
}
laUiItem *laMakeFoldableGroup(laUiList *uil, laColumn *c, const char *Name, laWidget* Widget, int DefaultFolded, int ButtonFlags){
    laUiItem *SubUi = laMakeGroup(uil, c, Name, Widget?Widget:0);
    laUiList *sub = SubUi->Page;
    laColumn *s = laFirstColumn(sub);
    SubUi->State = LA_UI_ACTIVE;

    laUiItem *b1 = laOnConditionToggle(sub, s, 0, 0, 0, 0, 0);
    strSafePrint(&b1->ExtraInstructions, "text=… %s", Name);
    if(!DefaultFolded) b1->State=LA_UI_ACTIVE;
    if(ButtonFlags)b1->Flags|=ButtonFlags; else b1->Flags|=LA_UI_FLAGS_NO_DECAL;
    laShowSeparator(sub, s);
    return SubUi;
}
laUiItem *laMakeEmptyGroup(laUiList *uil, laColumn *c, const char *Name, laWidget* Widget){
    laUiItem *SubUi = laMakeGroup(uil, c, Name, Widget?Widget->Type:0);
    laUiList *sub = SubUi->Page;
    laColumn *s = laFirstColumn(sub);
    SubUi->State = LA_UI_ACTIVE;
    return SubUi;
}
void laEndFoldableGroup(laUiList *sub, laUiItem *group){
    laEndCondition(sub, sub->UiItems.pFirst);
}
laUiItem *laMakeTab(laUiList *uil, laColumn *c, laWidget* Widget){
    laUiItem *ui = la_CreateGroupHandle(Widget?Widget:LA_WIDGET_TAB);
    laUiList *nuil;

    ui->C = c;
    lstAppendItem(&uil->UiItems, ui);

    if (ui->Type->Init) ui->Type->Init(ui);
    ui->ExtraPP.EndInstance = ui->Extra;
    
    return ui;
}
laUiList *laAddTabPage(laUiItem *ui, const char *Name){
    laUiList *uil = memAcquireSimple(sizeof(laUiList));

    if (!ui->Page) ui->Page = uil;
    lstAppendItem(&ui->Subs, uil);
    strSafeSet(&uil->TabName, Name);
    laFirstColumn(uil);

    //laFirstColumn(uil);

    return uil;
}
laUiList *la_AddInstancePage(laUiItem *ui, void *Instance, laWidget* Widget){
    laUiList *uil = memAcquireSimple(sizeof(laUiList));

    /*if (!ui->Page) */ ui->Page = uil;
    lstAppendItem(&ui->Subs, uil);
    uil->Instance = Instance; ui->PP.EndInstance=Instance;

    return uil;
}
laUiConditionNode *laTrue(){
    laUiConditionNode *ucn = memAcquireSimple(sizeof(laUiConditionNode));
    ucn->Type = LA_CONDITION_TRUE;
    return ucn;
}
laUiConditionNode *laFalse(){
    laUiConditionNode *ucn = memAcquireSimple(sizeof(laUiConditionNode));
    ucn->Type = LA_CONDITION_FALSE;
    return ucn;
}
laUiConditionNode *laPropExpression(laPropPack *Base, char *Prop){
    laUiConditionNode *ucn = memAcquireSimple(sizeof(laUiConditionNode));
    ucn->Type = LA_CONDITION_PROP;
    la_GetPropFromPath(&ucn->PP, Base, Prop, 0);
    strSafeSet(&ucn->String, Prop);
    return ucn;
}
laUiConditionNode *laIntExpression(int Value){
    laUiConditionNode *ucn = memAcquireSimple(sizeof(laUiConditionNode));
    ucn->Type = LA_CONDITION_INT;
    ucn->IntValue = Value;
    return ucn;
}
laUiConditionNode *laFloatExpression(real Value){
    laUiConditionNode *ucn = memAcquireSimple(sizeof(laUiConditionNode));
    ucn->Type = LA_CONDITION_FLOAT;
    ucn->FloatValue = Value;
    return ucn;
}
laUiConditionNode *laStringExpression(char *Content){
    laUiConditionNode *ucn = memAcquireSimple(sizeof(laUiConditionNode));
    ucn->Type = LA_CONDITION_STRING;
    strSafeSet(&ucn->String, Content);
    return ucn;
}
laUiConditionNode *laAnd(laUiConditionNode *Expression1, laUiConditionNode *Expression2){
    laUiConditionNode *ucn = memAcquireSimple(sizeof(laUiConditionNode));
    ucn->Type = LA_CONDITION_AND;
    ucn->Expression1 = Expression1;
    ucn->Expression2 = Expression2;
    return ucn;
}
laUiConditionNode *laOr(laUiConditionNode *Expression1, laUiConditionNode *Expression2){
    laUiConditionNode *ucn = memAcquireSimple(sizeof(laUiConditionNode));
    ucn->Type = LA_CONDITION_OR;
    ucn->Expression1 = Expression1;
    ucn->Expression2 = Expression2;
    return ucn;
}
laUiConditionNode *laNot(laUiConditionNode *Expression1){
    laUiConditionNode *ucn = memAcquireSimple(sizeof(laUiConditionNode));
    ucn->Type = LA_CONDITION_NOT;
    ucn->Expression1 = Expression1;
    return ucn;
}
laUiConditionNode *laEqual(laUiConditionNode *Expression1, laUiConditionNode *Expression2){
    laUiConditionNode *ucn = memAcquireSimple(sizeof(laUiConditionNode));
    ucn->Type = LA_CONDITION_EQ;
    ucn->Expression1 = Expression1;
    ucn->Expression2 = Expression2;
    return ucn;
}
laUiConditionNode *laGreaterThan(laUiConditionNode *Expression1, laUiConditionNode *Expression2){
    laUiConditionNode *ucn = memAcquireSimple(sizeof(laUiConditionNode));
    ucn->Type = LA_CONDITION_GT;
    ucn->Expression1 = Expression1;
    ucn->Expression2 = Expression2;
    return ucn;
}
laUiConditionNode *laLessThan(laUiConditionNode *Expression1, laUiConditionNode *Expression2){
    laUiConditionNode *ucn = memAcquireSimple(sizeof(laUiConditionNode));
    ucn->Type = LA_CONDITION_LT;
    ucn->Expression1 = Expression1;
    ucn->Expression2 = Expression2;
    return ucn;
}
laUiConditionNode *laGreaterEqual(laUiConditionNode *Expression1, laUiConditionNode *Expression2){
    laUiConditionNode *ucn = memAcquireSimple(sizeof(laUiConditionNode));
    ucn->Type = LA_CONDITION_GE;
    ucn->Expression1 = Expression1;
    ucn->Expression2 = Expression2;
    return ucn;
}
laUiConditionNode *laLessEqual(laUiConditionNode *Expression1, laUiConditionNode *Expression2){
    laUiConditionNode *ucn = memAcquireSimple(sizeof(laUiConditionNode));
    ucn->Type = LA_CONDITION_LE;
    ucn->Expression1 = Expression1;
    ucn->Expression2 = Expression2;
    return ucn;
}
int la_GetIntConditionValue(laUiConditionNode *Expression){
    if (Expression->Type != LA_CONDITION_INT) return 0;
    return Expression->IntValue;
}
real la_GetFloatConditionValue(laUiConditionNode *Expression){
    if (Expression->Type != LA_CONDITION_FLOAT) return 0;
    return Expression->FloatValue;
}
char *la_GetStringConditionValue(laUiConditionNode *Expression){
    return Expression->String->Ptr;
}
int la_DoCompare(int CompMode, int Mode1, int i1, real f1, char *s1, void *p1, int Mode2, int i2, real f2, char *s2, void *p2){
    switch (Mode1){
    case LA_PROP_ENUM:
    case LA_PROP_INT:
    case LA_CONDITION_INT:
        switch (Mode2){
        case LA_PROP_ENUM:
        case LA_PROP_INT:
        case LA_CONDITION_INT:
            switch (CompMode){
            case LA_CONDITION_GE:
                return (i1 >= i2);
            case LA_CONDITION_GT:
                return (i1 > i2);
            case LA_CONDITION_EQ:
                return (i1 == i2);
            case LA_CONDITION_LT:
                return (i1 < i2);
            case LA_CONDITION_LE:
                return (i1 <= i2);
            }
        case LA_PROP_FLOAT:
        case LA_CONDITION_FLOAT:
            switch (CompMode){
            case LA_CONDITION_GE:
                return ((real)i1 >= f2);
            case LA_CONDITION_GT:
                return ((real)i1 > f2);
            case LA_CONDITION_EQ:
                return ((real)i1 >= f2 - 0.0001 && (real)i1 <= f2 + 0.0001);
            case LA_CONDITION_LT:
                return ((real)i1 < f2);
            case LA_CONDITION_LE:
                return ((real)i1 <= f2);
            }
        case LA_PROP_SUB:
            if (CompMode == LA_CONDITION_EQ) return i1 == (int)p2;
        default:
            return 0;
        }
    case LA_PROP_FLOAT:
    case LA_CONDITION_FLOAT:
        switch (Mode2){
        case LA_PROP_INT:
        case LA_PROP_ENUM:
        case LA_CONDITION_INT:
            switch (CompMode){
            case LA_CONDITION_GE:
                return (f1 >= (real)i2);
            case LA_CONDITION_GT:
                return (f1 > (real)i2);
            case LA_CONDITION_EQ:
                return (f1 + 0.0001 >= (real)i2 && f1 - 0.0001 <= (real)i2);
            case LA_CONDITION_LT:
                return (f1 < (real)i2);
            case LA_CONDITION_LE:
                return (f1 <= (real)i2);
            }
        case LA_PROP_FLOAT:
        case LA_CONDITION_FLOAT:
            switch (CompMode){
            case LA_CONDITION_GE:
                return (f1 >= f2);
            case LA_CONDITION_GT:
                return (f1 > f2);
            case LA_CONDITION_EQ:
                return (f1 == f2);
            case LA_CONDITION_LT:
                return (f1 < f2);
            case LA_CONDITION_LE:
                return (f1 <= f2);
            }
        default:
            return 0;
        }
    case LA_PROP_STRING:
    case LA_CONDITION_STRING:
        switch (Mode2){
        case LA_PROP_STRING:
        case LA_CONDITION_STRING:
            return strSame(s1, s2);
        default:
            return 0;
        }
    case LA_PROP_SUB:
        switch (Mode2){
        case LA_PROP_SUB:
            return p1 == p2;
        case LA_CONDITION_INT:
        case LA_PROP_INT:
        case LA_PROP_ENUM:
            return (int)p1 == i2;
        default:
            return 0;
        }
    default:
        switch (CompMode){
        case LA_CONDITION_GE:
            return (i1 >= i2);
        case LA_CONDITION_GT:
            return (i1 > i2);
        case LA_CONDITION_EQ:
            return (i1 == i2);
        case LA_CONDITION_LT:
            return (i1 < i2);
        case LA_CONDITION_LE:
            return (i1 <= i2);
        }
    }
}
int la_DoExpression(laUiConditionNode *Expression, int *IResult, real *FResult, char *_StrResult, void **PtrResult){
    void *Instance = 0;
    int IValue1 = 0, IValue2 = 0;
    real FValue1 = 0, FValue2 = 0;
    void *Ptr1 = 0, *Ptr2 = 0;
    char Str1[128], Str2[128]={0}; char* StrResult=_StrResult;
    int Result1, Result2;
    laEnumItem *ei; laSubProp*sp;

    if (!Expression) return 0;

    Str1[0] = 0;
    Str2[0] = 0;

    laPropIterator pi = {0};

    switch (Expression->Type){
    case LA_CONDITION_PROP:
        if (!Expression->PP.LastPs){
            (*IResult) = 0;
            return 0;
        }
        switch (Expression->PP.LastPs->p->PropertyType){
        case LA_PROP_INT:
            *IResult = laGetInt(&Expression->PP);
            if (*IResult) return LA_CONDITION_INT;
            else return 0;
        case LA_PROP_FLOAT:
            *FResult = laGetFloat(&Expression->PP);
            if (*FResult) return 1;
            else return 0;
            break;
        case LA_PROP_STRING:
            laGetString(&Expression->PP, _StrResult, &StrResult);
            if (StrResult[0]) return 1;
            else return 0;
            break;
        case LA_PROP_ENUM:
            ei = laGetEnum(&Expression->PP);
            if (!ei) return 0;
            /*if(ei) */ *IResult = ei->Index;
            if (*IResult) return LA_CONDITION_INT;
            else return 0;
            break;
        case LA_PROP_SUB:
            sp=Expression->PP.LastPs->p;
            //if (sp->IsDetached){ *PtrResult = sp->Detached; if (sp->Detached) return 1; else return 0; }
            if (!Expression->PP.Go) Instance = Expression->PP.EndInstance;
            else Instance = laGetActiveInstance(Expression->PP.LastPs->p, Expression->PP.LastPs->UseInstance, &pi);
            if(!Instance){ Expression->PP.LastPs->p; if((!sp->GetActive) && (sp->Base.Offset<=0)){ 
                    Instance=laGetInstance(sp,Expression->PP.LastPs->UseInstance, &pi);
                }
            }
            *PtrResult = Instance;
            if (Instance) return 1;
            break;
        default:
            return 0;
        }
        break;
    case LA_CONDITION_INT:
        *IResult = Expression->IntValue;
        if (*IResult) return 1;
        else
            return 0;
    case LA_CONDITION_FLOAT:
        *FResult = Expression->FloatValue;
        if (*FResult) return 1;
        else
            return 0;
    case LA_CONDITION_STRING:
        if (Expression->String){
            strCopyFull(StrResult, Expression->String->Ptr);
            return 1;
        }else
            return 0;
    case LA_CONDITION_TRUE:
        if (*IResult) *IResult = 1;
        return 1;
    case LA_CONDITION_FALSE:
        if (*IResult) *IResult = 0;
        return 0;
    default:
        Result1 = la_DoExpression(Expression->Expression1, &IValue1, &FValue1, &Str1, &Ptr1);
        switch (Expression->Type){
        case LA_CONDITION_AND:
            if (Result1){
                Result2 = la_DoExpression(Expression->Expression2, &IValue2, &FValue2, &Str2, &Ptr2);
                if (Result2) *IResult = 1;
                return (Result2);
            }else
                return 0;
        case LA_CONDITION_OR:
            if (!Result1){
                Result2 = la_DoExpression(Expression->Expression2, &IValue2, &FValue2, &Str2, &Ptr2);
                if (Result2) *IResult = 1;
                return (Result2);
            }else
                return 1;
        case LA_CONDITION_NOT:
            return !Result1;
        default:
            Result2 = la_DoExpression(Expression->Expression2, &IValue2, &FValue2, &Str2, &Ptr2);
            return la_DoCompare(Expression->Type,
                                 (Expression->Expression1->Type == LA_CONDITION_PROP && Expression->Expression1->PP.LastPs) ? Expression->Expression1->PP.LastPs->p->PropertyType : Expression->Expression1->Type, IValue1, FValue1, Str1, Ptr1,
                                 (Expression->Expression2->Type == LA_CONDITION_PROP && Expression->Expression2->PP.LastPs) ? Expression->Expression2->PP.LastPs->p->PropertyType : Expression->Expression2->Type, IValue2, FValue2, Str2, Ptr2);
        }
        break;
    }
    return 0;
}
int la_DoSingleExpression(laUiConditionNode *Expression){
    int a;
    real b;
    char c[128]={0};
    void *p;

    if (!Expression) return 1;

    c[0] = 0;

    return la_DoExpression(Expression, &a, &b, c, &p);
}
void la_StepExpression(laUiConditionNode *e){
    if (!e) return;
    switch (e->Type){
    case LA_CONDITION_AND:
    case LA_CONDITION_OR:
    case LA_CONDITION_GE:
    case LA_CONDITION_GT:
    case LA_CONDITION_EQ:
    case LA_CONDITION_LT:
    case LA_CONDITION_LE:
        la_StepExpression(e->Expression1);
        la_StepExpression(e->Expression2);
        break;
    case LA_CONDITION_NOT:
        la_StepExpression(e->Expression1);
        break;
    case LA_CONDITION_PROP:
        la_StepPropPack(&e->PP);
        //if (e->PP.LastPs && e->PP.LastPs->p->Container && e->PP.LastPs->p->Container->Hyper){ // doesn't seem needed now with getuser
            la_UsePropPack(&e->PP, 1);
            //laUseDataBlock(e->PP.Go ? e->PP.LastPs->UseInstance : e->PP.EndInstance, e->PP.LastPs->p, MAIN.PropMatcherContextP->FrameDistinguish, MAIN.PropMatcherContextP, la_PropPanelUserRemover,1);
        //}
        break;
    default:
        break;
    }
}
void la_ConditionNodeFreeRecursive(laUiConditionNode *ucn){
    if (!ucn) return;
    la_ConditionNodeFreeRecursive(ucn->Expression1);
    la_ConditionNodeFreeRecursive(ucn->Expression2);
    if (ucn->PP.LastPs) la_FreePropStepCache(ucn->PP.Go);
    if (ucn->String) strSafeDestroy(&ucn->String);
    if (ucn) memFree(ucn);
}

laUiItem *laOnConditionThat(laUiList *uil, laColumn *c, laUiConditionNode *Expression){
    laUiItem *ui = memAcquireSimple(sizeof(laUiItem));

    ui->C = c;
    ui->Type = &_LA_UI_CONDITION;
    la_ConditionerInit(ui, Expression);

    lstAppendItem(&uil->UiItems, ui);

    return ui;
}
laUiItem *laElse(laUiList *uil, laUiItem *Beginner){
    laUiItem *ui = memAcquireSimple(sizeof(laUiItem));
    laConditionUiExtraData *cued;

    ui->Type = &_LA_UI_CONDITION_ELSE;

    la_ConditionerInit(ui, 0);
    cued = ui->Extra;

    cued->EndUi = Beginner;
    ((laConditionUiExtraData *)Beginner->Extra)->ElseUi = ui;

    ui->C = Beginner->C;
    lstAppendItem(&uil->UiItems, ui);

    return ui;
}
laUiItem *laOnConditionToggle(laUiList *uil, laColumn *col, laUiDefineFunc define, int Remove, laPropPack *ExtraBase, laPropPack *ExtraThis, laWidget* Widget){
    laUiItem *ui = memAcquireSimple(sizeof(laUiItem));
    laConditionUiExtraData *cued;

    ui->Template = define;
    ui->C = col;
    ui->PP.RawThis = ExtraBase;
    ui->Page = ExtraThis;
    ui->Type = Widget? Widget->Type : _LA_UI_CONDITION_TOGGLE;

    la_ConditionerInit(ui, 0);

    cued = ui->Extra;
    //cued->Remove = Remove;

    ui->State = LA_UI_NORMAL;

    lstAppendItem(&uil->UiItems, ui);

    return ui;
}
laUiItem *laEndCondition(laUiList *uil, laUiItem *Beginner){
    laUiItem *ui = memAcquireSimple(sizeof(laUiItem));
    laConditionUiExtraData *cued;

    ui->Type = &_LA_UI_CONDITION_END;

    la_ConditionerInit(ui, 0);
    cued = ui->Extra;

    cued->EndUi = Beginner;
    ((laConditionUiExtraData *)Beginner->Extra)->EndUi = ui;

    ui->C = Beginner->C;
    lstAppendItem(&uil->UiItems, ui);

    return ui;
}
laUiList* laMakeMenuPage(laUiList* uil, laColumn* c, const char* Title) {
    laUiItem* ui = memAcquireSimple(sizeof(laUiItem));
    laUiList* muil = memAcquireSimple(sizeof(laUiList));

    ui->Type = _LA_UI_MENU_ROOT;
    strSafeSet(&ui->Display, Title);
    ui->State = LA_UI_NORMAL; ui->Flags|=LA_TEXT_ALIGN_CENTER;
    ui->C = c;
    lstAppendItem(&uil->UiItems, ui);

    lstAppendItem(&ui->Subs, muil);

    return muil;
}
laUiItem *laShowSeparator(laUiList *uil, laColumn *widest){
    laUiItem *ui = memAcquireSimple(sizeof(laUiItem));

    ui->Type = _LA_UI_ALIGN;
    ui->C = widest;

    lstAppendItem(&uil->UiItems, ui);

    return ui;
}
void laFixHeight(laUiList *uil, short Rows){
    if (!uil) return;
    uil->HeightCoeff = Rows;
}

void laMakeUiListFromTemplate(laUiList *Into, laUiDefineFunc Template,
                               laPropPack *PanelPP, laPropPack *PanelExtraPP, laPropPack *Base, laPropPack *Operator, laListHandle *ExtraColumns, int Context){
    if (!ExtraColumns) return;
    Template(Into, Base, Operator, ExtraColumns->pFirst, Context);
}
laUiTemplate *laFindUiTemplate(char *Identifier){
    laUiTemplate *uit;
    for (uit = MAIN.PanelTemplates.pFirst; uit; uit = uit->Item.pNext){
        if (!strcmp(uit->Identifier->Ptr, Identifier)) return uit;
    }
    for (uit = MAIN.InitPanelTemplates.pFirst; uit; uit = uit->Item.pNext){
        if (!strcmp(uit->Identifier->Ptr, Identifier)) return uit;
    }
    return 0;
}

void la_DestroyUiTemplate(laUiTemplate* uit){
    strSafeDestroy(&uit->Identifier);
    strSafeDestroy(&uit->Title);
    laKeyMapItem* kmi; while(kmi=lstPopItem(&uit->KeyMap.Items)){ la_FreeKeyMapItem(kmi); }
    memFree(uit);
}
void la_DestroyCanvasTemplate(laCanvasTemplate* uit){
    strSafeDestroy(&uit->Identifier);
    laKeyMapItem* kmi; while(kmi=lstPopItem(&uit->KeyMapper.Items)){ la_FreeKeyMapItem(kmi); }
    memFree(uit);
}
laUiTemplate *laRegisterUiTemplate(char *Identifier, char* Title, laUiDefineFunc func,laPanelDetachedPropFunc PropFunc, laUiDefineFunc header, char* NewCategory, int DefaultGLFormat, int DefaultW_RH, int DefaultH_RH){
    laUiTemplate *uit = memAcquire(sizeof(laUiTemplate));
    strSafeSet(&uit->Identifier, Identifier);
    strSafeSet(&uit->Title, Title);
    strSafeSet(&uit->CategoryName, NewCategory);
    uit->Define = func; uit->Header = header; uit->PropFunc = PropFunc;
    uit->DefaultGLFormat=DefaultGLFormat;
    uit->DefaultH_RH=DefaultH_RH?abs(DefaultH_RH):15; uit->DefaultW_RH=DefaultW_RH?abs(DefaultW_RH):15;
    if(MAIN.InitDone) lstAppendItem(&MAIN.PanelTemplates, uit); else lstAppendItem(&MAIN.InitPanelTemplates, uit);
    la_UDFAppendSharedTypePointer(Identifier, uit);
    return uit;
}
laCanvasTemplate *laRegisterCanvasTemplate(char *Identifier, char *ForContainer, laModalFunc ExtraModal, laCanvasDrawFunc Func, laUiDrawFunc SecondDraw, laUiInitFunc CustomInit, laUiDestroyFunc CustomDestroy){
    laCanvasTemplate *t = memAcquire(sizeof(laCanvasTemplate));
    strSafeSet(&t->Identifier, Identifier);
    t->Draw = Func; t->SecondDraw = SecondDraw; t->TargetContainerID = ForContainer; t->ExtraModal=ExtraModal;
    t->Init = CustomInit; t->Destroy = CustomDestroy;
    lstAppendItem(&MAIN.View2DTemplates, t);
    la_UDFAppendSharedTypePointer(Identifier, t);
    return t;
}
void laFinalizeUiTemplates(){
    laUiTemplate *uit;
    laCanvasTemplate *u2d;
    for (u2d = MAIN.View2DTemplates.pFirst; u2d; u2d = u2d->Item.pNext){
        if (u2d->TargetContainerID) u2d->TargetContainer = la_ContainerLookup(u2d->TargetContainerID);
    }
}

laPanel *la_FindFreePanelByTemplate(laWindow *w, const laUiTemplate *uit){
    laPanel *p;
    for (p=w->Panels.pFirst; p; p = p->Item.pNext){
        if (p->PanelTemplate==uit){
            return p;
        }
    }
    return 0;
}
void la_DestroyUiItem(laUiItem *ui, int RemoveUsers){
    laUiList *uil, *NextUil;
    for (uil = ui->Subs.pFirst; uil; uil = NextUil){
        NextUil = uil->Item.pNext;
        lstRemoveItem(&ui->Subs, uil);
        la_DestroyUiList(uil, 0, RemoveUsers, 0);
    }
    la_StopUiOperatorService(ui);
    strSafeDestroy(&ui->ExtraInstructions);strDestroyStringSplitor(&ui->Instructions);
    strSafeDestroy(&ui->Display);
    //if (RemoveUsers && ui->PP.LastPs && ui->PP.LastPs->p->Container->Hyper)
    //    { /*la_StopUsingPropPack(&ui->PP);*/ }
        //laStopUsingDataBlock(ui->PP.LastPs->UseInstance,ui->PP.LastPs->p,MAIN.PropMatcherContextP);
    la_FreePropStepCache(ui->PP.Go); //-------[Up Here], instance already been freed.XXXXXXXXXXXX!!!!!!!!!!1

    if (ui->CompoundPPs.pFirst){laCompoundPP* CPP;
        while(CPP = lstPopItem(&ui->CompoundPPs)){ la_FreePropStepCache(CPP->PP.Go); memFree(CPP); }
    }
    if (ui->Type->Destroy) ui->Type->Destroy(ui);
    memFree(ui);
}
void la_DestroyUiList(laUiList *uil, int NoFree, int RemoveUsers, int OnlyRemoveUser){
    laUiItem *ui, *NextUi;
    laColumn *col, *NextCol;
    if (!uil) return;
    for (ui = uil->UiItems.pFirst; ui; ui = NextUi){
        NextUi = ui->Item.pNext;
        if(OnlyRemoveUser && RemoveUsers){
            if (ui->PP.LastPs && ui->PP.LastPs->p->Container->Hyper)
                { /*la_StopUsingPropPack(&ui->PP);*/ }
                //laStopUsingDataBlock(ui->PP.LastPs->UseInstance,ui->PP.LastPs->p,MAIN.PropMatcherContextP);
            continue;
        }
        lstRemoveItem(&uil->UiItems, ui);
        la_DestroyUiItem(ui, RemoveUsers);
    }
    if(OnlyRemoveUser){ return; }
    for (col = uil->Columns.pFirst; col; col = NextCol){
        NextCol = col->Item.pNext;
        lstRemoveItem(&uil->Columns, col);
        memFree(col);
    }

    strSafeDestroy(&uil->TabName);

    if (!NoFree) memFree(uil);
}
void la_DestroyTabPage(laUiItem *ui, laUiList *Tab, int RemoveUsers){
    if(ui) lstRemoveItem(&ui->Subs, Tab);
    la_DestroyUiList(Tab, 1, RemoveUsers, 0);
}
void la_CreateUiAfter(laUiList *uil, laUiItem *after, laUiDefineFunc Define, laPropPack *Base, laPropPack *This, laColumn **ExtraColums){
    laUiItem *Next = after->Item.pNext;
    laUiItem *Last = uil->UiItems.pLast;
    after->Item.pNext = 0;
    uil->UiItems.pLast = after;

    Define(uil, Base, This, ExtraColums, 0);

    if (Next) Next->Item.pPrev = uil->UiItems.pLast;
    ((laUiItem *)uil->UiItems.pLast)->Item.pNext = Next;
    if (Next != Last) uil->UiItems.pLast = Last;
}
//void la_RefreshExtraColumns(laUiItem* ui, int B,int FromL,int ToL,int FromR,int ToR){
//	int i = 0;
//	int FromW=FromR-FromL, ToW=ToR-ToL;
//	if (!ui->ExtraColums) return;
//	for (i; ui->ExtraColums[i]; i++) {
//		laColumn* c = ui->ExtraColums[i];
//		c->B = B;
//		c->IL = (c->IL - FromL) / FromW*ToW + ToL;
//		c->IR = (c->IR - FromL) / FromW*ToW + ToL;
//	}
//}
void la_PropPanelUserRemover(void* this_UNUSED, laItemUserLinker* iul){
    laPanel* p = iul->Pointer.p; if(p->FrameDistinguish == iul->FrameDistinguish){ laRecalcPanel(p); }
}
void la_CalcUiItemInfluence(laListHandle *lst, laUiItem *ui){
    laColumn *c = ui->C;
    laColumn *ic = lst->pFirst;

    c->B = ui->TB + (*ui->Type->Theme)->BP;

    for (ic; ic; ic = ic->Item.pNext){
        if (((ic->IR > c->IL) && (ic->IL < c->IR)) || ((ic->IL < c->IR) && (ic->IR > c->IL))){
            ic->B = ic->B < c->B ? c->B : ic->B;
        }
    }
    ic = ui->C;
    while (ic->Item.pPrev && (ic = ic->Item.pPrev))
        ;
    for (ic; ic; ic = ic->Item.pNext){
        if (((ic->IR > c->IL) && (ic->IL < c->IR)) || ((ic->IL < c->IR) && (ic->IR > c->IL))){
            ic->B = ic->B < c->B ? c->B : ic->B;
        }
    }
}
void la_CalcUiTopInfluence(laListHandle *lst, laUiItem *ui){
    laColumn *c = ui->C;
    laColumn *ic = lst->pFirst;

    c->B = ui->TB + (*ui->Type->Theme)->TP;

    for (ic; ic; ic = ic->Item.pNext){
        if (((ic->IR > c->IL) && (ic->IL < c->IR)) || ((ic->IL < c->IR) && (ic->IR > c->IL))){
            ic->B = ic->B < c->B ? c->B : ic->B;
        }
    }
    ic = ui->C;
    while (ic->Item.pPrev && (ic = ic->Item.pPrev))
        ;
    for (ic; ic; ic = ic->Item.pNext){
        if (((ic->IR > c->IL) && (ic->IL < c->IR)) || ((ic->IL < c->IR) && (ic->IR > c->IL))){
            ic->B = ic->B < c->B ? c->B : ic->B;
        }
    }
}
int la_ResetUiColum(laColumn *c, laColumn *Top, int U, int L, int R, int LR, int repos){ //1=L,2=R
    int rep;
    int sp;
    int rev;
    int M=_LA_THEME_PANEL->LM+_LA_THEME_PANEL->RM;

    if (!c) return 0;

    sp = (c->SP * (R - L)) + L;
    rev = sp;

    /*if (U)*/ c->B = U;

    if (LR == 1){
        c->IL = L;
        c->IR = sp;
        if (repos){
            c->IR = repos;
        }else if (c->MaxW*LA_RH && c->IR - c->IL > c->MaxW*LA_RH+M){
            c->IR = c->IL + c->MaxW*LA_RH+M;
            rev = c->IR;
        }
    }else if (LR == 2){
        c->IL = sp;
        c->IR = R;
        if (repos){
            c->IL = repos;
        }else if (c->MaxW*LA_RH && c->IR - c->IL > c->MaxW*LA_RH+M){
            c->IL = c->IR - c->MaxW*LA_RH-M;
            rev = c->IL;
        }
    }else if (LR == 0){
        c->IL = L;
        c->IR = R;
    }

    if (c->LS && c->RS->MaxW == 0){
        rep = la_ResetUiColum(c->LS, Top, U, c->IL, c->IR, 1, 0);
        la_ResetUiColum(c->RS, Top, U, c->IL, c->IR, 2, rep);
        c->LS->PreWidth = c->PreWidth * c->LS->SP;
        c->RS->PreWidth = c->PreWidth * (1 - c->RS->SP);
    }else if (c->RS && c->LS->MaxW == 0){
        rep = la_ResetUiColum(c->RS, Top, U, c->IL, c->IR, 2, 0);
        la_ResetUiColum(c->LS, Top, U, c->IL, c->IR, 1, rep);
        c->LS->PreWidth = c->PreWidth * c->LS->SP;
        c->RS->PreWidth = c->PreWidth * (1 - c->RS->SP);
    }

    return rev;
}

STRUCTURE(laRowInfo){
    int MaxW;
    int MinW;
    int UnitMinW;
    int NonExpandW;
    int TotalPadding;
    int Expand, Even;
    int ExpandAccum;
    int CountElements;
    int U,MaxB,L;
    laListHandle Elements;
    int LastNoHeight;
};
STRUCTURE(laRowNode){
    laListItem Item;
    laUiItem* ui;
    int GotW, LP, RP, H;
    int Expand;
    int UseLast;
};
int la_InitRowNode(laRowInfo* ri, laUiItem* ui, laBoxedTheme* bt){
    ri->MaxW = ui->TR-ui->TL;//row node does not use margin
    ri->UnitMinW=LA_RH;
    ri->Expand=ui->State?1:0;
    ri->Even=ui->Flags?1:0;
    ri->U=ui->TU; ri->L=ui->TL;
    ri->MaxB=ui->TU;
}
void la_AddRowNode(laRowInfo* ri, laUiItem* ui, laBoxedTheme* bt, int H){
    laRowNode* rn=CreateNew(laRowNode);
    rn->LP=bt->LP;rn->RP=bt->RP;
    rn->GotW = (ui->Type->GetMinWidth?ui->Type->GetMinWidth(ui):(LA_RH));
    rn->ui=ui;
    rn->H=H;
    rn->Expand=ui->Expand;
    lstAppendItem(&ri->Elements, rn);
    if(ri->LastNoHeight){ ri->LastNoHeight=0; rn->UseLast=1; return; }
    if(ui->Flags&LA_UI_FLAGS_UNDERNEATH){ ri->LastNoHeight=1; };

    if(!ri->UnitMinW){ri->UnitMinW=LA_RH;}
    ri->TotalPadding += (bt->LP+bt->RP);
    ri->MinW+=ri->UnitMinW;
    ri->NonExpandW+=rn->GotW;
    ri->ExpandAccum+=ui->Expand;
    ri->CountElements++;
    if(ui->Expand){ri->Expand=1;}
    if(ri->U+H+bt->BP>ri->MaxB){ri->MaxB=ri->U+H+bt->BP;}
}
int la_ShrinkableRowElements(laRowInfo* ri){
    int count=0;
    for(laRowNode* rn=ri->Elements.pFirst;rn;rn=rn->Item.pNext){
        if(rn->GotW<=ri->UnitMinW || rn->UseLast) continue;
        count++;
    }
    return count;
}
void la_RecordSocketRuntimePosition(laUiItem* ui);
int la_CalculateRowExpand(laRowInfo* ri, laUiItem* ui_end, int WaitAnimation){
    int Available=ri->MaxW-ri->NonExpandW-ri->TotalPadding;
    int ShareCount=0, Additional=0, AdditionalRemaining=0, Shrinkable=0; real NodeAddFraction=0;
    if(Available<0){
        ShareCount=1;// Shrinkable=la_ShrinkableRowElements(ri);
        Additional=(ri->MaxW-ri->MinW-ri->TotalPadding)/ri->CountElements;
        AdditionalRemaining = (ri->MaxW-ri->MinW-ri->TotalPadding)-Additional*ri->CountElements;
    }else{
        if(!ri->Expand && Available>0){Available=0;}
        ShareCount=ri->ExpandAccum?ri->ExpandAccum:ri->CountElements;
    }
    if(!ShareCount) return 0;
    int PerNode = Available/ShareCount;
    int Remaining = Available-PerNode*ShareCount;
    int L = ri->L; int i=0; laRowNode* rn;

    for(rn=ri->Elements.pFirst;rn;rn=rn->Item.pNext){
        laUiItem* ui=rn->ui;
        int NodeAdd, Node=rn->GotW;
        if(rn->UseLast){
            laRowNode* prevrn=rn->Item.pPrev; laUiItem* prevui=prevrn->ui;
            rn->ui->TL=prevui->TL;rn->ui->TR=prevui->TR;rn->ui->TU=prevui->TU;rn->ui->TB=prevui->TB;
            continue;
        }
        if(Available>=0){
            NodeAdd=ri->ExpandAccum?(PerNode*rn->Expand):PerNode;
            NodeAdd+=(i<Remaining?1:0);i++;
        }else{
            if(ri->MaxW>=ri->MinW+ri->TotalPadding) {
                NodeAddFraction+=((rn->GotW>ri->UnitMinW)?(real)Available*(real)(rn->GotW-ri->UnitMinW)/(real)(ri->NonExpandW-ri->MinW):0);
                NodeAdd=(int)NodeAddFraction; NodeAddFraction-=NodeAdd;
            }else{ Node=ri->UnitMinW;
                NodeAdd=Additional+(i<-AdditionalRemaining?-1:0);i++;
            }
        }
        ui->TL = L + rn->LP;
        ui->TR = ui->TL + Node+NodeAdd;
        ui->TB = ui->TU + rn->H;
        L=ui->TR+rn->RP;
        if (!WaitAnimation){
            ui->L = ui->TL; ui->R = ui->TR;
            ui->U = ui->TU; ui->B = ui->TB;
        }
        if(ui->Type==_LA_UI_NODE_SOCKET){ la_RecordSocketRuntimePosition(ui); }
    }
    ui_end->TB = ui_end->Flags&LA_UI_FLAGS_UNDERNEATH?ri->U:ri->MaxB;
    while(rn=lstPopItem(&ri->Elements)){ FreeMem(rn); }
    memset(ri, 0, sizeof(laRowInfo));
}
void la_RecordSocketRuntimePosition(laUiItem* ui){
    laProp* p=ui->PP.LastPs->p; laPropContainer* pc=la_EnsureSubTarget(p,0);
    int sl,sr,su,sb;
    if(ui->Flags&LA_UI_SOCKET_LABEL_N){ sl=ui->TL; sr=ui->TR; su=ui->TU+LA_RH; }
    elif(ui->Flags&LA_UI_SOCKET_LABEL_S){ sl=ui->TL; sr=ui->TR; su=ui->TU; }
    elif(ui->Flags&LA_UI_SOCKET_LABEL_W){ sl=ui->TL+LA_2RH; sr=ui->TR; su=ui->TU; }
    elif(ui->Flags&LA_UI_SOCKET_LABEL_E){ sl=ui->TL; sr=ui->TR-LA_2RH; su=ui->TU; }
    else{ sl=ui->TL; su=ui->TU; sr=ui->TR; } sb=su+LA_RH; 
    if(pc==LA_PC_SOCKET_OUT){
        laNodeOutSocket* s=ui->PP.EndInstance; s->RuntimeX=(sl+sr)/2; s->RuntimeY=(su+sb)/2;
    }else{
        laNodeInSocket* s=ui->PP.EndInstance;  s->RuntimeX=(sl+sr)/2; s->RuntimeY=(su+sb)/2;
        laUseDataBlock(s, LA_PROP_SOCKET_SOURCE, MAIN.PropMatcherContextP->FrameDistinguish, MAIN.PropMatcherContextP, la_PropPanelUserRemover, 0);
    }
}
laUiList* la_GiveExistingPage(laListHandle* from, void* instance){
    for(laUiList* uil=from->pFirst;uil;uil=uil->Item.pNext){ if(uil->Instance == instance){ lstRemoveItem(from,uil); return uil; } } return 0;
}
void la_SwitchThemeQuick(laTheme* t, laTheme* DefaultTheme);
int la_UpdateUiListRecursive(laUiList *uil, int U, int L, int R, int B, int Fast, laPanel *ParentPanel){
    laUiItem *ui; laListHandle TempPages={0}; laUiList* FoundUil;
    laBoxedTheme *bt;
    int Lowest = 0;
    int HyperValue = 0;
    int WaitAnimation;
    int RowMode=0; laRowInfo ri={0};
    laBoxedTheme* pt=*(ParentPanel->BT);
    int _PL=-pt->LM,_PR=-pt->RM,_PT=-pt->TM,_PB=-pt->BM;
    int MaxR=0;

    if(!uil->Scale){uil->Scale=1;}
    uil->SaveScale=MAIN.UiScale;
    MAIN.UiScale*=uil->Scale;
    MAIN.ScaledUiRowHeight=MAIN.UiRowHeight*MAIN.UiScale;

    uil->TU = U;uil->TL = L;uil->TR = R;uil->TB = uil->TU;
    WaitAnimation = 0;

    if (!uil->Columns.pFirst && !uil->UiItems.pFirst) return U;

    la_ResetUiColum(uil->Columns.pFirst, uil->Columns.pFirst, U, L, R, 0, 0);

    for (ui = uil->UiItems.pFirst; ui;){
        int SubB = 0;
        int H;
        WaitAnimation = 0;
        int NoGap=ui->Flags&LA_UI_FLAGS_NO_GAP;
        int NoHeight=ui->Flags&LA_UI_FLAGS_UNDERNEATH;

        //if (Fast && ui->C->B > B) {
        //	//la_CalcUiItemInfluence(&uil->Colums, ui);
        //	ui = ui->Item.pNext;
        //	continue;
        //}

        if (!ui->Instructions){
            if (ui->ExtraInstructions) strMakeInstructions(&ui->Instructions, ui->ExtraInstructions->Ptr);
            if (ui->AT && ui->AT->ExtraInstructions) strMakeInstructions(&ui->Instructions, ui->AT->ExtraInstructions);
            if (ui->PP.LastPs && ui->PP.LastPs->p->PropertyType == LA_PROP_OPERATOR){
                laOperatorProp *ap = ui->PP.LastPs->p;
                if (!ap->OperatorType) ap->OperatorType = laGetOperatorType(ap->OperatorID);
                if (ap->OperatorType&&ap->OperatorType->ExtraInstructions) strMakeInstructions(&ui->Instructions, ap->OperatorType->ExtraInstructions);
            }
        }

        if (ui->PP.LastPs){ la_StepPropPack(&ui->PP); }
        la_UsePropPack(&ui->PP, 0);
        if (ui->CompoundPPs.pFirst){
            for(laCompoundPP* CPP=ui->CompoundPPs.pFirst;CPP;CPP=CPP->Item.pNext){
                la_StepPropPack(&CPP->PP); la_UsePropPack(&CPP->PP, 0);
            }
        }

        if(ui->Type==&_LA_UI_INVISIBLE){ ui=ui->Item.pNext; continue; }

        //if (ui->PP.LastPs && (HyperValue = ui->PP.LastPs->p->Container ? ui->PP.LastPs->p->Container->Hyper : 0)){
        //    laUseDataBlock(ui->PP.Go ? ui->PP.LastPs->UseInstance : ui->PP.RawThis->LastPs->UseInstance, ui->PP.LastPs->p, MAIN.PropMatcherContextP->FrameDistinguish, MAIN.PropMatcherContextP, la_PropPanelUserRemover, 0);
        //}

        if ((ui->AnimationDistinguish + 1) == ParentPanel->FrameDistinguish){
            ParentPanel->Refresh |= LA_TAG_ANIMATION; laRefreshWindow();
            WaitAnimation = 1;
        }
        ui->AnimationDistinguish = ParentPanel->FrameDistinguish;

        bt = (*ui->Type->Theme);

        if (ui->Type == &_LA_UI_CONDITION){
            laConditionUiExtraData *cued = ui->Extra;
            la_StepExpression(cued->Expression);
            cued->IsTrue = la_DoSingleExpression(cued->Expression);
            if (!cued->IsTrue){
                ui = cued->ElseUi ? cued->ElseUi : cued->EndUi;
            }else{
                ui = ui->Item.pNext;
            }
            continue;
        }else if (ui->Type == &_LA_UI_CONDITION_END){
            ui = ui->Item.pNext;
            continue;
        }else if (ui->Type == &_LA_UI_CONDITION_ELSE){
            laConditionUiExtraData *cued = ((laConditionUiExtraData *)ui->Extra)->EndUi->Extra;
            if (cued->IsTrue) ui = cued->EndUi;
            else
                ui = ui->Item.pNext;
            continue;
        }else if (ui->Type == _LA_UI_CONDITION_TOGGLE){
            laConditionUiExtraData *cued = ui->Extra;
            ui->TL = ui->C->IL + bt->LP; ui->TR = ui->C->IR - bt->RP;
            ui->TU = ui->C->B + bt->TP;  ui->TB = ui->TU+LA_RH;
            if (!WaitAnimation){
                ui->L = ui->TL; ui->R = ui->TR;
                ui->U = ui->TU; ui->B = ui->TB;
            }
            if(!RowMode){
                la_CalcUiItemInfluence(&uil->Columns, ui);
            }else{
                H = ui->Type->GetHeight ? ui->Type->GetHeight(ui) : 1;
                la_AddRowNode(&ri, ui, bt, H*LA_RH);
            }
            if (ui->State == LA_UI_NORMAL){
                cued->IsTrue = 0;
                //if(cued->Remove && (ui->Item.pNext != cued->EndUi))
                //	la_DestroyUiRange(uil, ui->Item.pNext, cued->ElseUi?cued->ElseUi->Item.pPrev:cued->EndUi->Item.pPrev);
                ui = cued->ElseUi ? cued->ElseUi : cued->EndUi;
            }else{
                cued->IsTrue = 1;
                //if (cued->Remove && (ui->Item.pNext == cued->EndUi || ui->Item.pNext==cued->ElseUi)) {
                //	la_CreateUiAfter(uil, ui, ui->Template, ui->PP.RawThis, ui->Page, uil->Columns.pFirst);
                //}
                ui = ui->Item.pNext;
            }
            continue;
        }

        if (ui->Type == _LA_UI_ALIGN){
            ui->TU = ui->C->B + bt->TP; ui->TB = ui->TU+LA_RH/5;
            ui->TL = ui->C->IL; ui->TR = ui->C->IR;
            if (ui->TB > Lowest) Lowest = ui->TB;
            if (!WaitAnimation){
                ui->L = ui->TL; ui->R = ui->TR;
                ui->U = ui->TU; ui->B = ui->TB;
            }
            if(!RowMode){
                la_CalcUiItemInfluence(&uil->Columns, ui);
            }else{
                ui->Flags|=LA_UI_FLAGS_TRANSPOSE;
                H = ui->Type->GetHeight ? ui->Type->GetHeight(ui) : 1;
                la_AddRowNode(&ri, ui, bt, H*LA_RH);
            }
            ui = ui->Item.pNext; continue;
        }

        if (ui->Type == &_LA_UI_ROW_BEGIN){
            ui->TU = ui->C->B; ui->TL = ui->C->IL; ui->TR = ui->C->IR;
            la_InitRowNode(&ri, ui, bt);
            RowMode=1; ui=ui->Item.pNext; continue;
        }

        if (ui->Type == &_LA_UI_ROW_END){
            la_CalculateRowExpand(&ri, ui, WaitAnimation);
            la_CalcUiItemInfluence(&uil->Columns, ui);
            RowMode=0; ui=ui->Item.pNext; continue;
        }


        if(!RowMode){ ui->TL = ui->C->IL + (NoGap?_PL:bt->LP); ui->TR = ui->C->IR - (NoGap?_PR:bt->RP); }

        int GB=0;
        if (ui->Type == _LA_UI_FIXED_GROUP && ui->Page->HeightCoeff < 0 && ui->Flags&LA_UI_FLAGS_PREFER_BOTTOM){ GB=ui->Page->TB-ui->Page->PanY; }

        H = ui->Type->GetHeight ? ui->Type->GetHeight(ui) : 1;
        ui->TU = ui->C->B + (NoGap?_PT:bt->TP);
        if (H < 0){
            if(B){ H = B + (H+1) * LA_RH - ui->TU+_PB+((H<-1)?_PT:0); }
            else{ H=LA_RH; }
        } 
        else H *= LA_RH;
        ui->TB = ui->TU;
        
        int NoDecal=ui->Flags&LA_UI_FLAGS_NO_DECAL;

        if (ui->Type->ForType == LA_PROP_SUB && ui->PP.LastPs && ui->PP.LastPs->p && ui->PP.LastPs->p->PropertyType == LA_PROP_SUB && ui->Type != _LA_UI_CANVAS){ //DynamicCreation
            laPropIterator pi = {0}; laSubProp* uisp=ui->PP.LastPs->p;
            if (ui->Type == _LA_UI_COLLECTION){
                //void* TInstance = ui->PP.Go?laGetInstance(ui->PP.LastPs->p, ui->PP.LastPs->UseInstance, &pi):ui->PP.EndInstance;
                void *TInstance = laGetInstance(ui->PP.LastPs->p, ui->PP.LastPs->UseInstance, &pi);
                ui->PP.EndInstance = TInstance;
                laUiList *iuil = ui->Subs.pFirst; 
                laUiList *puil = iuil;
                int Row = 0, Col = 0, RowPriority = ui->SymbolID > 0 ? 1 : 0, ElementLimit = ui->SymbolID ? abs(ui->SymbolID) : 0;
                int Spread=ui->Expand>2?ui->Expand:0; if(Spread){ RowPriority=0; ElementLimit=0; }
                laUiDefineFunc Template = ui->Template ? ui->Template : laGetPropertyUiDefine(&ui->PP, TInstance);

                int Begin = ui->TB;
                int EL = ui->TL, ER = Spread?(Spread*LA_RH+ui->TL):ui->TR;
                int ElementB = ui->TU;
                real ElementWidth = ElementLimit ? 1.0f / ElementLimit : 1.0;
                int MaxB = ElementB;
                int CanGetTheme = laCanGetTheme(ui->PP.LastPs->p);laTheme* OriginalTheme=MAIN.CurrentTheme;
                int CanGetGap= laCanGetGap(ui->PP.LastPs->p); int Gap=0;
                int CanGetCategory= laCanGetCategory(ui->PP.LastPs->p); char _cat[256]; char* cat=_cat; int GotCategory=0,FirstIn=1;

                if (!ElementLimit) RowPriority = 0;

                if (!TInstance){
                    while (iuil){
                        puil = iuil->Item.pNext;
                        la_DestroyTabPage(ui, iuil, 0);
                        iuil = puil;
                    }
                }
                while (TInstance){
                    if(uisp->UiFilter && (!uisp->UiFilter(ui->PP.LastPs->UseInstance, TInstance))){
                        TInstance = laGetNextInstance(ui->PP.LastPs->p, TInstance, &pi);
                        Template = ui->Template?ui->Template:laGetPropertyUiDefine(&ui->PP, TInstance);
                        ui->PP.EndInstance = TInstance; continue;
                    }
                    if(CanGetTheme){
                        laTheme* t=laGetUiTheme(ui->PP.LastPs->p, ui->PP.LastPs->UseInstance, ui->PP.EndInstance);
                        la_SwitchThemeQuick(t, OriginalTheme);
                    }
                    if(CanGetGap){
                        int g=laGetUiGap(ui->PP.LastPs->p, ui->PP.LastPs->UseInstance, ui->PP.EndInstance); g=g<0?0:g;
                        Gap=g*LA_RH;
                    }else Gap=0;
                    if(CanGetCategory){ _cat[0]=0; cat=_cat; GotCategory=0;
                        laGetCategory(ui->PP.LastPs->p, ui->PP.LastPs->UseInstance, ui->PP.EndInstance, _cat, &cat); if(cat[0]) GotCategory=1;
                    }else GotCategory=0;

                    if(GotCategory){ Begin+=LA_RH*(FirstIn?1:1.5)+bt->TM; 
                        if (RowPriority){
                            Row += 1; Col=0; Begin = ElementB+bt->TM+LA_RH*(FirstIn?1:1.5)+bt->TM;
                        }
                    }
                    FirstIn=0;

                    if (ElementLimit){
                        EL = tnsInterpolate(ui->TL, ui->TR, (Col)*ElementWidth);
                        ER = tnsInterpolate(ui->TL, ui->TR, (Col + 1) * ElementWidth);
                    }

                    while (iuil && iuil->Instance != TInstance){
                        if(FoundUil=la_GiveExistingPage(&TempPages, TInstance)){
                            lstInsertItemBefore(&ui->Subs, FoundUil, iuil); puil = FoundUil;
                        }else{
                            puil = iuil->Item.pNext; lstRemoveItem(&ui->Subs, iuil); lstAppendItem(&TempPages, iuil);
                        }
                        iuil = puil;
                    }
                    if(!iuil){
                        if(FoundUil=la_GiveExistingPage(&TempPages, TInstance)){ lstAppendItem(&ui->Subs, FoundUil); iuil = FoundUil; }
                    }
                    if (!iuil){
                            la_AddInstancePage(ui, TInstance, 0); if(GotCategory){ strSafeSet(&ui->Page->TabName,cat); }
                            la_CalcUiTopInfluence(&uil->Columns, ui);
                            if (Template) laMakeUiListFromTemplate(ui->Page, Template, &ParentPanel->PP, &ParentPanel->PropLinkPP, &ui->PP, 0, &uil->Columns, ui->TemplateContext);
                            SubB = la_UpdateUiListRecursive(ui->Page, Gap+Begin+(NoDecal?0:bt->TM), EL+(NoDecal?0:bt->LM), ER-(NoDecal?0:bt->RM), B, Fast, ParentPanel) +(NoDecal?0:bt->TM);
                            ElementB = RowPriority ? (SubB > ElementB ? SubB : ElementB) : SubB;
                            iuil = ui->Page->Item.pNext;
                    }else{
                        la_CalcUiTopInfluence(&uil->Columns, ui); if(GotCategory){ strSafeSet(&iuil->TabName,cat); }
                        SubB = la_UpdateUiListRecursive(iuil, Gap+Begin+(NoDecal?0:bt->TM), EL+(NoDecal?0:bt->LM), ER-(NoDecal?0:bt->RM), B, Fast, ParentPanel) + (NoDecal?0:bt->TM);
                        ElementB = RowPriority ? (SubB > ElementB ? SubB : ElementB) : SubB;
                        la_CalcUiItemInfluence(&uil->Columns, ui);
                        iuil = iuil->Item.pNext;
                    }

                    TInstance = laGetNextInstance(ui->PP.LastPs->p, TInstance, &pi);
                    Template = ui->Template?ui->Template:laGetPropertyUiDefine(&ui->PP, TInstance);
                    ui->PP.EndInstance = TInstance;
                    
                    if(CanGetTheme){ la_SwitchThemeQuick(0, OriginalTheme); }

                    if (RowPriority){
                        Col += 1;
                        if (Col >= ElementLimit){
                            Col = 0;
                            Row += 1;
                            Begin = ElementB + bt->TM;
                        }
                    }elif(Spread){
                        EL+=Spread*LA_RH;
                        ER+=Spread*LA_RH;
                    }else{
                        Row += 1;
                        Begin = ElementB + bt->TM;
                        if (ElementLimit && Row >= ElementLimit){
                            Row = 0;
                            Col += 1;
                            Begin = ui->TU + bt->TM;
                        }
                    }
                    ui->TB = ElementB;
                    MaxB = MaxB < ElementB ? ElementB : MaxB;
                }
                while (iuil){ puil = iuil->Item.pNext; la_DestroyTabPage(ui, iuil, 0); iuil = puil; }
                while (iuil=lstPopItem(&TempPages)){ la_DestroyTabPage(0, iuil, 0); }
                ui->PP.EndInstance = laGetActiveInstance(ui->PP.LastPs->p, ui->PP.LastPs->UseInstance, &pi);
                ui->TB = MaxB;
                if(Spread){ ui->TR=ER-Spread*LA_RH; if(ui->TR>MaxR) MaxR=ui->TR; }
                if (!WaitAnimation){ ui->L = ui->TL; ui->R = ui->TR; ui->U = ui->TU; ui->B = ui->TB = MaxB; }
            }else if (ui->Type == _LA_UI_COLLECTION_SELECTOR || ui->Type == _LA_UI_COLLECTION_SINGLE){
                if(ui->Flags&LA_UI_COLLECTION_SIMPLE_SELECTOR){
                    ui->TB=ui->TU+LA_RH;
                }else{
                    void *TInstance = laGetActiveInstanceStrict(ui->PP.LastPs->p, ui->PP.LastPs->UseInstance);
                    ui->PP.EndInstance = TInstance;
                    laUiTemplate *Template = ui->Template ? ui->Template : laGetPropertyUiDefine(&ui->PP, TInstance);
                    if(!Template) Template=laui_SubPropInfoDefault;
                    //ui->Template = Template;
                    int EraseWidth=(ui->Type == _LA_UI_COLLECTION_SELECTOR)?LA_RH:0;
                    if (!ui->Subs.pFirst && TInstance){
                        la_AddInstancePage(ui, TInstance, 0);
                        la_CalcUiTopInfluence(&uil->Columns, ui);
                        laMakeUiListFromTemplate(ui->Page, Template, &ParentPanel->PP, &ParentPanel->PropLinkPP, &ui->PP, 0, &uil->Columns, ui->TemplateContext);
                        SubB = la_UpdateUiListRecursive(ui->Page, ui->TB+(NoDecal?0:bt->TM), ui->TL+(NoDecal?0:bt->LM), ui->TR-(NoDecal?0:bt->RM)-EraseWidth, B, Fast, ParentPanel);
                        ui->TB = SubB + (NoDecal?0:bt->BM);
                    }else if (ui->Subs.pFirst){
                        if (!TInstance || TInstance != ui->Page->Instance){
                            la_DestroyTabPage(ui, ui->Subs.pFirst, 0);
                            ui->Page = 0;
                            if (TInstance){
                                la_AddInstancePage(ui, TInstance, 0);
                                la_CalcUiTopInfluence(&uil->Columns, ui);
                                laMakeUiListFromTemplate(ui->Page, Template, &ParentPanel->PP, &ParentPanel->PropLinkPP, &ui->PP, 0, &uil->Columns, ui->TemplateContext);
                                SubB = la_UpdateUiListRecursive(ui->Page, ui->TB+(NoDecal?0:bt->TM), ui->TL+(NoDecal?0:bt->LM), ui->TR-(NoDecal?0:bt->RM)-EraseWidth, B, Fast, ParentPanel);
                                ui->TB = SubB + (NoDecal?0:bt->TM);
                            }else
                                ui->TB = ui->TU + LA_RH + bt->BM;
                        }else{
                            SubB = la_UpdateUiListRecursive(ui->Page, ui->TB+(NoDecal?0:bt->TM), ui->TL+(NoDecal?0:bt->LM), ui->TR-(NoDecal?0:bt->RM)-EraseWidth, B, Fast, ParentPanel);
                            ui->TB = SubB + (NoDecal?0:bt->BM);
                        }
                    }
                    if(ui->Type == _LA_UI_COLLECTION_SELECTOR && (ui->TB>(ui->TU+LA_RH*0.9))&&(ui->TB<ui->TU+(LA_RH*1.1))){
                        ui->TB=ui->TU+LA_RH;
                    }
                }
                if (ui->TB-ui->TU<LA_RH) ui->TB = ui->TU + LA_RH;
                if (!WaitAnimation){
                    ui->L = ui->TL;
                    ui->R = ui->TR;
                    ui->U = ui->TU;
                    ui->B = ui->TB;
                }
            }
        }else{
            if (ui->Type != _LA_UI_COLLECTION && (ui->Subs.pFirst || ui->Page) && ui->Type != _LA_UI_MENU_ROOT){
                if (ui->Type != _LA_UI_CANVAS){
                    int scrollw=ui->Page->ScrollerShownV?bt->RP*2+LA_SCROLL_W:0;
                    la_CalcUiTopInfluence(&uil->Columns, ui); int first_in=((ui->Flags&LA_UI_FLAGS_PREFER_BOTTOM) && ui->Page->B==0);
                    SubB = la_UpdateUiListRecursive(ui->Page,
                        ui->TB + (ui->State == LA_UI_ACTIVE ? 0 : LA_RH)+(NoDecal?0:bt->TM), ui->TL+(NoDecal?0:bt->LM), ui->TR-(NoDecal?0:bt->RM)-scrollw, B, Fast, ParentPanel);
                    ui->TB = (ui->Page->HeightCoeff > 0 ? ui->TU + ui->Page->HeightCoeff * LA_RH :
                            (ui->Page->HeightCoeff < 0 ? B + (ui->Page->HeightCoeff+1) * LA_RH + (_PB+_PT)+(ui->Page->HeightCoeff==-2?_PB:0) : SubB)) + (NoDecal?0:bt->BM);
                    int subh = ui->TB-ui->TU-LA_RH-bt->TM-bt->BM;
                    if((ui->Page->TR>ui->TR-(NoDecal?0:bt->RM) && (!ui->Page->ScrollerShownH)) ||
                        (ui->Page->TR<=ui->TR-(NoDecal?0:bt->RM)  && ui->Page->ScrollerShownH)){
                        ui->Page->ScrollerShownH=!ui->Page->ScrollerShownH;
                    }
                    if(ui->Page->AllowScale){ui->Page->ScrollerShownH=1;}
                    if(ui->Page->ScrollerShownH){subh-=LA_SCROLL_W-bt->BM;}
                    if((GB && ui->TB >= GB)||first_in){ ui->Page->PanY=(SubB-ui->TB-bt->BM); if(ui->Page->PanY<0)ui->Page->PanY=0; }
                    if(ui->Page->HeightCoeff){
                        if((subh<ui->Page->TB-ui->Page->TU && (!ui->Page->ScrollerShownV)) ||
                            (subh>=ui->Page->TB-ui->Page->TU && ui->Page->ScrollerShownV)){
                            ui->Page->ScrollerShownV=!ui->Page->ScrollerShownV;
                            ParentPanel->Refresh|=LA_TAG_RECALC_SCROLLER;  laRefreshWindow();
                        }
                        if(SubB-ui->Page->PanY<ui->TB-bt->BM-(ui->Page->ScrollerShownH?LA_SCROLL_W+bt->BM:0)){
                            ui->Page->PanY = (SubB-ui->TB-bt->BM+(ui->Page->ScrollerShownH?LA_SCROLL_W+bt->BM:0));
                            if(ui->Page->PanY<0){ui->Page->PanY=0;}
                            //ParentPanel->Refresh|=LA_TAG_RECALC_SCROLLER;
                        }
                    }
                    if(ui->Page->ScrollerShownH && !ui->Page->HeightCoeff){
                        ui->TB+=(bt->BP*2+LA_SCROLL_W); }
                }else{
                    laUiList *suil;
                    if(!MAIN.CurrentWindow->MaximizedUi || ui!=MAIN.CurrentWindow->MaximizedUi){
                        la_CalcUiTopInfluence(&uil->Columns, ui);
                        for (suil = ui->Subs.pFirst; suil; suil = suil->Item.pNext){
                            SubB = la_UpdateUiListRecursive(suil, ui->TB+(NoDecal?0:bt->TM), ui->TL+(NoDecal?0:bt->LM), ui->TR-(NoDecal?0:bt->RM), ui->TU+H, Fast, ParentPanel);
                        }
                    }
                    ui->TB = ui->TU + H;
                }
            }else ui->TB = ui->TU + H;
        }

        if (ui->TB > Lowest && (!NoHeight)) Lowest = ui->TB + (bt ? (NoGap?_PB:bt->BP) : 0);
        if(!RowMode){
            if(!NoHeight) la_CalcUiItemInfluence(&uil->Columns, ui);
        }else{
            la_AddRowNode(&ri, ui, bt, H);
        }

        if (!WaitAnimation){ ui->L = ui->TL; ui->R = ui->TR; ui->U = ui->TU; ui->B = ui->TB; }

        if(ui->Type==_LA_UI_NODE_SOCKET){  la_RecordSocketRuntimePosition(ui); }

        ui = ui->Item.pNext;
    }

    uil->TR=MaxR>uil->TR?MaxR:uil->TR;

    if (uil->Columns.pFirst) uil->TB = ((laColumn *)uil->Columns.pFirst)->B;
    else uil->TB = Lowest;

    if (!WaitAnimation){
        uil->L = uil->TL;
        uil->R = uil->TR;
        uil->U = uil->TU;
        uil->B = uil->TB;
    }

    MAIN.UiScale=uil->SaveScale;
    MAIN.ScaledUiRowHeight=MAIN.UiRowHeight*MAIN.UiScale;
    return uil->TB;
}
int la_AnimateSingleUiSize(int To, int *Now){
    int Delta;

    if (To != *Now){
        Delta = (To - (*Now)) * (MAIN.AnimationSpeed) * MAIN.LastFrameTime * 60;
        if (!Delta) Delta = To > (*Now) ? 1 : -1;
        *Now += Delta;
        return 1;
    }else
        return 0;
}
int la_AnimateUiListRecursive(laUiList *uil){
    laUiItem *ui;
    int Again = 0;
    for (ui = uil->UiItems.pFirst; ui; ui = ui->Item.pNext){
        int TB = ui->B, TU = ui->U, TL = ui->L, TR = ui->R, SB, SU, SL, SR;

        Again += (la_AnimateSingleUiSize(ui->TB, &ui->B) +
                  la_AnimateSingleUiSize(ui->TU, &ui->U) +
                  la_AnimateSingleUiSize(ui->TL, &ui->L) +
                  la_AnimateSingleUiSize(ui->TR, &ui->R));

        if (ui->Type == _LA_UI_COLLECTION_SELECTOR || ui->Type == _LA_UI_COLLECTION_SINGLE ||
            (ui->PP.LastPs && ui->PP.LastPs->p && ui->PP.LastPs->p->PropertyType == LA_PROP_SUB && ui->Type != _LA_UI_CANVAS)){
            laUiList *suil;
            for (suil = ui->Subs.pFirst; suil; suil = suil->Item.pNext){
                Again += la_AnimateUiListRecursive(suil);
            }
        }else if (ui->Type != _LA_UI_COLLECTION && ui->Type != &_LA_UI_ROW_END &&
                 (ui->Subs.pFirst || ui->Page) && ui->Type != _LA_UI_MENU_ROOT){
            Again += la_AnimateUiListRecursive(ui->Page);
        }
    }
    Again += (la_AnimateSingleUiSize(uil->TB, &uil->B) +
              la_AnimateSingleUiSize(uil->TU, &uil->U) +
              la_AnimateSingleUiSize(uil->TL, &uil->L) +
              la_AnimateSingleUiSize(uil->TR, &uil->R));

    return Again;
}
int la_DrawUiItem(laUiItem *ui){
    tnsUseNoTexture();
    tnsColor4d(1, 1, 1, 1);
    tnsVertex2d(ui->L, ui->U);
    tnsVertex2d(ui->R, ui->U);
    tnsVertex2d(ui->R, ui->B);
    tnsVertex2d(ui->L, ui->B);
    tnsPackAs(GL_LINE_LOOP);
}
int la_DrawActiveUiItemOverlay(laUiItem *ui){
    tnsUseNoTexture();
    tnsColor4d(1, 1, 1, 1);
    tnsVertex2d(ui->L - 1, ui->U - 1);
    tnsVertex2d(ui->R + 1, ui->U - 1);
    tnsVertex2d(ui->R + 1, ui->B + 1);
    tnsVertex2d(ui->L - 1, ui->B + 1);
    tnsPackAs(GL_LINE_LOOP);
}
int la_UiInBound(laUiItem *ui, int L, int R, int U, int B){
    if (ui->R <= L || ui->L >= R || ui->U >= B || ui->B <= U) return 0;
    return 1;
}
int la_UiInBoundEx(laUiItem *ui, laUiListDraw *uild){
    laUiListDrawItem *uildi = uild->Items.pFirst;
    laUiList *Target = uildi->Target;
    int L, R, U, B;

    if (!Target) return la_UiInBound(ui, uildi->L, uildi->R, uildi->U, uildi->B);

    L = Target->L + Target->PanX + uildi->DifX;
    R = Target->L + Target->PanX + uildi->DifX + (uildi->R - uildi->L);
    B = Target->U + Target->PanY + uildi->DifY + (uildi->B - uildi->U);
    U = Target->U + Target->PanY + uildi->DifY;

    return la_UiInBound(ui, L, R, U, B);
}
int la_UiListInBoundEx(laUiList *uil, laUiListDraw *uild){
    laUiListDrawItem *uildi = uild->Items.pFirst;
    laUiList *Target = uildi->Target;
    int L, R, U, B;

    if (Target){
        L = Target->L + Target->PanX + uildi->DifX;
        R = Target->L + Target->PanX + uildi->DifX + (uildi->R - uildi->L);
        B = Target->U + Target->PanY + uildi->DifY + (uildi->B - uildi->U);
        U = Target->U + Target->PanY + uildi->DifY;
        if (uil->R <= L || uil->L >= R || uil->U >= B || uil->B <= U) return 0;
        return 1;
    }else{
        if (uil->R <= uildi->L || uil->L >= uildi->R || uil->U >= uildi->B || uil->B <= uildi->U) return 0;
        return 1;
    }
}

laUiItem *la_FindUiWithMark(laUiList *uil, char *mark){
    laUiItem *ui = uil->UiItems.pFirst;
    while (!strGetArgument(ui->Instructions, mark))
        ui = ui->Item.pNext;
    return ui;
}
laUiList *la_FindSubListWithInstance(laUiItem *ui, void *Instance){
    laUiList *uil;
    for (uil = ui->Subs.pFirst; uil; uil = uil->Item.pNext){
        if (uil->Instance == Instance) return uil;
    }
    return uil;
}

void la_DrawUiListArrows(laUiList *uil, int L, int R, int U, int B, real* color){
    int mx=(L+R)/2; int my=(U+B)/2;
    if(uil->R-uil->PanX>R){ tnsDrawStringAuto("▷", color, R-LA_RH, R, my-LA_RH2, LA_TEXT_ALIGN_RIGHT); }
    if(uil->L-uil->PanX<L){ tnsDrawStringAuto("◁", color, L, L+LA_RH, my-LA_RH2, LA_TEXT_ALIGN_LEFT); }
    if(uil->U-uil->PanY<U){ tnsDrawStringAuto("△", color, mx-LA_RH2, mx+LA_RH2, U, LA_TEXT_ALIGN_CENTER); }
    if(uil->B-uil->PanY>B){ tnsDrawStringAuto("▽", color, mx-LA_RH2, mx+LA_RH2, B-LA_RH, LA_TEXT_ALIGN_CENTER); }
    tnsFlush();
}
void la_DrawUiListScrollerV(laUiList *uil, int DisplayOffset, int TotalH, int DisplayH, int UiR){
    if(!uil->ScrollerShownV) return;
    
    int W = LA_SCROLL_W, RM=_LA_THEME_PANEL->RM;
    int Len = (int)((real)DisplayH / (real)TotalH * (real)DisplayH);
    int Offset = (int)((real)DisplayOffset / (real)TotalH * (real)DisplayH);
    int U = uil->U + Offset;
    int B = U + Len;
    int L = UiR - RM*2 - W;
    int R = L + W;

    if (B > U + DisplayH) B = U + DisplayH;
    if (U < uil->U) U = uil->U;

    if (B <= uil->U || U >= uil->B) return;

    if (B > uil->U + DisplayH) B = uil->U + DisplayH;
    if (U < uil->U) U = uil->U;

    tnsUseNoTexture();

    laBoxedTheme* bt=_LA_THEME_PANEL;
    real* color=laThemeColor(bt, LA_BT_TEXT);

    tnsColor4d(LA_COLOR3(color), 0.2);
    tnsVertex2d(R-RM, uil->U);
    tnsVertex2d(L+RM, uil->U);
    tnsVertex2d(L+RM, uil->U + DisplayH);
    tnsVertex2d(R-RM, uil->U + DisplayH);
    tnsPackAs(GL_TRIANGLE_FAN);
    tnsColor4d(LA_COLOR3(color), 0.5);
    tnsVertex2d(R-RM, uil->U);
    tnsVertex2d(L+RM, uil->U);
    tnsVertex2d(L+RM, uil->U + DisplayH);
    tnsVertex2d(R-RM, uil->U + DisplayH);
    tnsPackAs(GL_LINE_LOOP);

    tnsColor4d(LA_COLOR3(color), 1);
    tnsVertex2d(R, U);
    tnsVertex2d(L, U);
    tnsVertex2d(L, B);
    tnsVertex2d(R, B);
    tnsPackAs(GL_TRIANGLE_FAN);

    int HU=(U+B)/2+LA_RH2;
    tnsDrawStringAuto("☰",laThemeColor(bt, LA_BT_BORDER),L-100,R+100,HU,LA_TEXT_REVERT_Y|LA_TEXT_ALIGN_CENTER);
    tnsFlush();
}
void la_DrawUiListScrollerH(laUiList *uil, int DisplayOffset, int TotalW, int DisplayW, int UiB){
    if(!uil->ScrollerShownH) return;
    
    int W = LA_SCROLL_W,RM=_LA_THEME_PANEL->RM;
    int Len = (int)((real)DisplayW / (real)TotalW * (real)DisplayW);
    int Offset = (int)((real)DisplayOffset / (real)TotalW * (real)DisplayW);
    int L = uil->L + Offset;
    int R = L + Len;
    int U = UiB - RM - W;
    int B = U + W;

    if (B > U + DisplayW) B = U + DisplayW;
    if (U < uil->U) U = uil->U;

    if (R <= uil->L || L >= uil->R) return;

    if (R > uil->L + DisplayW) R = uil->L + DisplayW;
    if (L < uil->L) L = uil->L;

    tnsUseNoTexture();

    laBoxedTheme* bt=_LA_THEME_PANEL;
    real* color=laThemeColor(bt, LA_BT_TEXT);
    tnsColor4d(LA_COLOR3(color), 0.2);
    tnsVertex2d(uil->L,U+RM);
    tnsVertex2d(uil->L,B-RM);
    tnsVertex2d(uil->L + DisplayW,B-RM);
    tnsVertex2d(uil->L + DisplayW,U+RM);
    tnsPackAs(GL_TRIANGLE_FAN);
    tnsColor4d(LA_COLOR3(color), 0.5);
    tnsVertex2d(uil->L,U+RM);
    tnsVertex2d(uil->L,B-RM);
    tnsVertex2d(uil->L + DisplayW,B-RM);
    tnsVertex2d(uil->L + DisplayW,U+RM);
    tnsPackAs(GL_LINE_LOOP);

    tnsColor4d(LA_COLOR3(color), 1);
    tnsVertex2d(R, U);
    tnsVertex2d(L, U);
    tnsVertex2d(L, B);
    tnsVertex2d(R, B);
    tnsPackAs(GL_TRIANGLE_FAN);

    int HU=(U+B)/2+LA_RH2;
    tnsDrawStringAuto("↔",laThemeColor(bt, LA_BT_BORDER),L-100,R+100,HU,LA_TEXT_REVERT_Y|LA_TEXT_ALIGN_CENTER);
    tnsFlush();
}
void la_DrawInstanceBkg(laUiList *uil, real* color, int LP, int RP){
    tnsUseNoTexture();
    tnsColor4dv(color);
    tnsVertex2d(uil->L-LP, uil->U); tnsVertex2d(uil->R+RP, uil->U);
    tnsVertex2d(uil->R+RP, uil->B); tnsVertex2d(uil->L-LP, uil->B);
    tnsPackAs(GL_TRIANGLE_FAN);
}
void la_InitSocketRecord(laUiListDraw* uild, laUiList* container){
    laSocketRecord* sr;
    while(sr=lstPopItem(&uild->SocketRecord)){ memFree(sr); }
    uild->WiresContainer=container;
}
void la_GetUiListOffsetUntil(laUiListDraw* uild, int* X, int* Y){
    *X=*Y=0; for(laUiListDrawItem* lip=uild->Items.pLast;lip&&lip->Target;lip=lip->Item.pPrev){
        if(lip->Target==uild->WiresContainer) break;
        laUiList* uil=lip->Target; *X+=uil->PanX; *Y+=uil->PanY;
    }
}
void la_RecordSocket(laUiListDraw* uild, laUiList* uil, laUiItem* ui){
    laProp* p=ui->PP.LastPs->p; laPropContainer* pc=la_EnsureSubTarget(p,0);
    int PanX, PanY;
    if(pc==LA_PC_SOCKET_OUT){
        laNodeOutSocket* s=ui->PP.EndInstance;
        la_GetUiListOffsetUntil(uild, &s->RuntimePX, &s->RuntimePY); 
    }else{
        laNodeInSocket* s=ui->PP.EndInstance; if(!s->Source) return;
        laSocketRecord* sr=memAcquireSimple(sizeof(laSocketRecord));
        sr->In=s; sr->Out=s->Source; lstAppendItem(&uild->SocketRecord, sr);
    }
}
void la_RegenerateWireColors(){
    if(MAIN.WireColorCache) free(MAIN.WireColorCache);
    laTheme* t=MAIN.CurrentTheme;
    MAIN.WireColorCache = calloc(1, sizeof(real)*4*MAIN.WireColorSlices);
    real hsl[]={0.0,0.8,0.6}; hsl[1]=t->WireSaturation; hsl[2]=t->WireBrightness;
    for(int i=0;i<MAIN.WireColorSlices;i++){
        hsl[0]=(real)i/(real)MAIN.WireColorSlices;
        tnsHSL2RGB(hsl, &MAIN.WireColorCache[i*4]); MAIN.WireColorCache[i*4+3]=t->WireTransparency;
    }
}
void la_SendWireVerts(real x1, real y1, real x2, real y2, real circle_r){
    tnsVector2d v1,vi,v2,v1s,v2s; real dist=0;
    v1[0]=x1; v1[1]=y1; v2[0]=x2; v2[1]=y2;
    tnsInterpolate2dv(v1,v2,0.5,vi);
    if(MAIN.WireSaggyness>0.01){ dist=tnsDist2dv(v1,v2); vi[1]+=dist*MAIN.WireSaggyness; }
    tnsVectorMinus2d(v1s,vi,v1); tnsNormalizeSelf2d(v1s); tnsVectorMultiSelf2d(v1s,circle_r);
    tnsVectorMinus2d(v2s,vi,v2); tnsNormalizeSelf2d(v2s); tnsVectorMultiSelf2d(v2s,circle_r);
    tnsVectorAccum2d(v1, v1s); tnsVectorAccum2d(v2, v2s);

    if(MAIN.WireSaggyness<0.01){ tnsVertex2d(v1[0],v1[1]); tnsVertex2d(v2[0],v2[1]); return; }

    int seglen=3, steps=dist/seglen+1; real step=1.0f/steps;
    tnsVertex2d(v1[0],v1[1]);
    for(int i=1;i<=steps;i++){
        real ratio=i==steps?1.0f:step*i;
        tnsInterpolateTripple2d(v1,vi,v2,ratio, v1s);
        tnsVertex2d(v1s[0],v1s[1]);
    }
}
void la_DrawNodeWires(laUiListDraw* uild){
    if(!uild->SocketRecord.pFirst && !MAIN.tNodeIn->Source){ return; }
    laBoxedTheme* bt=_LA_THEME_SOCKET;

    tnsUseNoTexture();
#define _RSLICES 16
    real v[_RSLICES*4]; int idx[_RSLICES*2+2]; real r=LA_RH2/TNS_MAX2(uild->WiresContainer->Scale,1);
    for(laSocketRecord*sr=uild->SocketRecord.pFirst;sr;sr=sr->Item.pNext){
        int cid=sr->In->ColorId%MAIN.WireColorSlices*4;

        int inx=sr->In->RuntimeX+sr->In->RuntimePX, iny=sr->In->RuntimeY+sr->In->RuntimePY;
        int outx=sr->Out->RuntimeX+sr->Out->RuntimePX, outy=sr->Out->RuntimeY+sr->Out->RuntimePY;
        if(sr->Out==MAIN.tNodeOut){ outx=inx+MAIN.tNodeOut->RuntimeX+MAIN.tNodeOut->RuntimePX; outy=iny+MAIN.tNodeOut->RuntimeY+MAIN.tNodeOut->RuntimePY; }

        tnsMakeRing2d(v,idx,_RSLICES, inx, iny, r, r*0.6);
        tnsVertexArray2d(v,_RSLICES*2); tnsIndexArray(idx, _RSLICES*2+2);
        tnsColor4d(LA_COLOR3(&MAIN.WireColorCache[cid]),1); tnsPackAs(GL_TRIANGLE_STRIP);

        tnsMakeRing2d(v,idx,_RSLICES, outx, outy, r, r*0.6);
        tnsVertexArray2d(v,_RSLICES*2); tnsIndexArray(idx, _RSLICES*2+2);
        tnsColor4d(LA_COLOR3(&MAIN.WireColorCache[cid]),1); tnsPackAs(GL_TRIANGLE_STRIP);
    }
    if(MAIN.tNodeIn->Source){
        laNodeInSocket* ins=MAIN.tNodeIn; laNodeOutSocket* outs=ins->Source;
        int cid=ins->ColorId%MAIN.WireColorSlices*4;

        int outx=outs->RuntimeX+outs->RuntimePX, outy=outs->RuntimeY+outs->RuntimePY;
        int inx=ins->RuntimeX+ins->RuntimePX+outx, iny=ins->RuntimeY+ins->RuntimePY+outy;

        tnsMakeRing2d(v,idx,_RSLICES, inx, iny, r, r*0.6);
        tnsVertexArray2d(v,_RSLICES*2); tnsIndexArray(idx, _RSLICES*2+2);
        tnsColor4d(LA_COLOR3(&MAIN.WireColorCache[cid]),1); tnsPackAs(GL_TRIANGLE_STRIP);

        tnsMakeRing2d(v,idx,_RSLICES, outx, outy, r, r*0.6);
        tnsVertexArray2d(v,_RSLICES*2); tnsIndexArray(idx, _RSLICES*2+2);
        tnsColor4d(LA_COLOR3(&MAIN.WireColorCache[cid]),1); tnsPackAs(GL_TRIANGLE_STRIP);
    }
#undef _RSLICES
    tnsFlush();

    int ww=MAIN.WireThickness*TNS_MIN2(uild->WiresContainer->Scale,1);
    glLineWidth(ww);
    for(laSocketRecord*sr=uild->SocketRecord.pFirst;sr;sr=sr->Item.pNext){
        int cid=sr->In->ColorId%MAIN.WireColorSlices*4;
        int inx=sr->In->RuntimeX+sr->In->RuntimePX, iny=sr->In->RuntimeY+sr->In->RuntimePY;
        int outx=sr->Out->RuntimeX+sr->Out->RuntimePX, outy=sr->Out->RuntimeY+sr->Out->RuntimePY;
        if(sr->Out==MAIN.tNodeOut){ outx=inx+MAIN.tNodeOut->RuntimeX+MAIN.tNodeOut->RuntimePX; outy=iny+MAIN.tNodeOut->RuntimeY+MAIN.tNodeOut->RuntimePY; }

        la_SendWireVerts(inx, iny, outx, outy, r*0.9);
        tnsColor4dv(&MAIN.WireColorCache[cid]); tnsPackAs(GL_LINE_STRIP);
    }
    if(MAIN.tNodeIn->Source){
        laNodeInSocket* ins=MAIN.tNodeIn; laNodeOutSocket* outs=ins->Source;
        int cid=ins->ColorId%MAIN.WireColorSlices*4;

        int outx=outs->RuntimeX+outs->RuntimePX, outy=outs->RuntimeY+outs->RuntimePY;
        int inx=ins->RuntimeX+ins->RuntimePX+outx, iny=ins->RuntimeY+ins->RuntimePY+outy;
        
        la_SendWireVerts(inx, iny, outx, outy, r*0.9);
        tnsColor4dv(&MAIN.WireColorCache[cid]); tnsPackAs(GL_LINE_STRIP);
    }
    tnsFlush();
    glLineWidth(1);

    la_InitSocketRecord(uild,0);
}
void la_SwitchThemeQuick(laTheme* t, laTheme* DefaultTheme){
    if(!DefaultTheme){return;} MAIN.CurrentTheme = t?t:DefaultTheme; t=MAIN.CurrentTheme;
    for(laBoxedTheme* bt = t->BoxedThemes.pFirst;bt;bt=bt->Item.pNext){ (*bt->BackRef) = bt; }
}
int la_DrawUiListRecursive(laUiListDraw *uild, laUiList *uil, int L, int R, int U, int B, int LimH, int ConditionStackLevel, int GlobalX, int GlobalY, int RegisterNodes){
    laUiItem *ui;
    laBoxedTheme *bt;
    laUiList *sub;
    laUiListDrawItem *uildi;
    int Ret = 0;

    if (!uil) return 0;

    //printf("d %d\n",MAIN.CurrentPanel->FrameDistinguish);

    ui = uil->UiItems.pFirst;
    if(uil->PanY<0){uil->PanY=0;}
    if (!la_SetUpUiListMatrix(uild, uil, L, R, LimH, B - U, GlobalX, GlobalY)) return 0;

    uil->SaveScale=MAIN.UiScale;
    MAIN.UiScale*=uil->Scale;
    MAIN.ScaledUiRowHeight=MAIN.UiRowHeight*MAIN.UiScale;

    for (; ui;){ if(ui->Type==&_LA_UI_INVISIBLE){ ui=ui->Item.pNext; continue; }

        bt = ui->Type->Theme ? (*ui->Type->Theme) : 0;

        if (ui->Type == &_LA_UI_CONDITION){
            laConditionUiExtraData *cued = ui->Extra;
            la_StepExpression(cued->Expression);
            cued->IsTrue = la_DoSingleExpression(cued->Expression);
            if (!cued->IsTrue){
                ui = cued->ElseUi ? cued->ElseUi : cued->EndUi;
            }else{
                ui = ui->Item.pNext;
            }
            continue;
        }else if (ui->Type == &_LA_UI_CONDITION_END){
            ui = ui->Item.pNext;
            continue;
        }else if (ui->Type == &_LA_UI_CONDITION_ELSE){
            laConditionUiExtraData *cued = ((laConditionUiExtraData *)ui->Extra)->EndUi->Extra;
            if (cued->IsTrue) ui = cued->EndUi;
            else
                ui = ui->Item.pNext;
            continue;
        }else if (ui->Type == _LA_UI_CONDITION_TOGGLE){
            laConditionUiExtraData *cued = ui->Extra;
            ui->Type->Draw(ui, LA_RH);
            if (ui->State == LA_UI_NORMAL){
                cued->IsTrue = 0;
                ui = cued->ElseUi ? cued->ElseUi : cued->EndUi;
            }else{
                cued->IsTrue = 1;
                ui = ui->Item.pNext;
            }
            continue;
        }

        if (ui->AnimationDistinguish != MAIN.CurrentPanel->FrameDistinguish) Ret = 1;

        int NeedDraw=0;
        if (la_UiInBoundEx(ui, uild)){ NeedDraw=1; }

        if(NeedDraw){
            if (!ui->Type->Draw){ la_DrawUiItem(ui); tnsFlush();
            }else{ ui->Type->Draw(ui, LA_RH); }

            if (ui->Type->Tag & LA_UI_TAG_IS_OFFSCREEN){
                tnsFlush();
                tnsDrawToOffscreen(MAIN.CurrentPanel->OffScr, 1, 0);
                tnsResetViewMatrix();
            }

            if (ui->Type->Tag & (LA_UI_TAG_NEED_REBUILD)){
                la_RebuildCurrentUiListMatrix(uild, uil, LimH, B - U);
                if (ui->CanvasTemplate->SecondDraw) ui->CanvasTemplate->SecondDraw(ui, LA_RH);
                tnsFlush();
            }
        }

        if(NeedDraw || RegisterNodes){
            if (RegisterNodes && ui->Type==_LA_UI_NODE_SOCKET){ la_RecordSocket(uild,uil,ui); }

            if (ui->Type == _LA_UI_FIXED_GROUP ||
                ui->Type == _LA_UI_TAB ||
                ui->Type == _LA_UI_COLLECTION_SINGLE ||
                ui->Type == _LA_UI_COLLECTION_SELECTOR && (ui->Subs.pFirst || ui->Page)){
                if (!ui->Page){ ui = ui->Item.pNext; continue; }
                tnsFlush(); int DoNodes=RegisterNodes; int NoDecal=ui->Flags&LA_UI_FLAGS_NO_DECAL;
                if(ui->Flags&LA_UI_FLAGS_NODE_CONTAINER){ la_InitSocketRecord(uild, ui->Page); DoNodes=1; }
                Ret += la_DrawUiListRecursive(uild, ui->Page, ui->L+(NoDecal?0:bt->LM), ui->R-(NoDecal?0:bt->RM), U, B,
                    (ui->Page->HeightCoeff ? ui->B - ui->Page->U : 10000) -(NoDecal?0:bt->LM), ConditionStackLevel, GlobalX, GlobalY, DoNodes);
                if (ui->Page->ScrollerShownH){ la_DrawUiListScrollerH(ui->Page, ui->Page->PanX,
                    ui->Page->R-ui->Page->L-bt->RM-bt->LM, ui->R-ui->Page->L-bt->RM-bt->LM-(ui->Page->ScrollerShownV?LA_SCROLL_W:0),ui->B); }
                if (ui->Page->HeightCoeff) la_DrawUiListScrollerV(ui->Page, ui->Page->PanY,
                    ui->Page->B-ui->Page->U-(NoDecal?0:bt->TM-bt->BM), ui->B-ui->Page->U-(NoDecal?0:bt->TM-bt->BM)-(ui->Page->ScrollerShownH?LA_SCROLL_W+bt->RM:0),ui->R);
                if (ui->Page->AllowScale){ la_DrawUiListArrows(ui->Page,ui->L, ui->R, ui->Page->U, ui->B-LA_SCROLL_W-bt->BM*2, laThemeColor(bt, LA_BT_BORDER)); }
            }elif (ui->Type == _LA_UI_COLLECTION){
                int CanGetState = laCanGetState(ui->PP.LastPs->p);
                int CanGetTheme = laCanGetTheme(ui->PP.LastPs->p);laTheme* OriginalTheme=MAIN.CurrentTheme;
                void *Active = laGetActiveInstanceStrict(ui->PP.LastPs->p, ui->PP.LastPs->UseInstance);
                void* SaveInstance = ui->PP.EndInstance;
                for (sub = ui->Subs.pFirst; sub; sub = sub->Item.pNext){
                    int State;
                    ui->PP.EndInstance = sub->Instance;

                    if ((!la_UiListInBoundEx(sub, uild)) && (!RegisterNodes)) continue;

                    if(!(ui->Flags&LA_UI_COLLECTION_NO_HIGHLIGHT) && NeedDraw){
                        if (CanGetState){
                            State = laGetUiState(ui->PP.LastPs->p, sub->Instance);
                            la_DrawInstanceBkg(sub, laAccentColor(LA_BT_NORMAL),bt->LP,bt->RP);
                        }elif (sub->Instance == Active){
                            la_DrawInstanceBkg(sub, laAccentColor(LA_BT_NORMAL),bt->LP,bt->RP);
                        }
                    }

                    if(sub->TabName && sub->TabName->Ptr){
                        int NoDecal=ui->Flags&LA_UI_FLAGS_NO_DECAL;
                        int NoGap=ui->Flags&LA_UI_FLAGS_NO_GAP;
                        tnsDrawStringAuto(transLate(sub->TabName->Ptr),laThemeColor(bt,LA_BT_DISABLED|LA_BT_TEXT),
                            ui->L+(NoDecal?0:bt->LM)+(NoGap?0:bt->LP),ui->R,sub->U-LA_RH,LA_TEXT_MONO);
                        tnsFlush();
                    }

                    if(CanGetTheme){
                        laTheme* t=laGetUiTheme(ui->PP.LastPs->p, ui->PP.LastPs->UseInstance, ui->PP.EndInstance);
                        la_SwitchThemeQuick(t, OriginalTheme);
                        if(t) la_DrawInstanceBkg(sub, laThemeColor(_LA_THEME_FLOATING_PANEL ,LA_BT_NORMAL),bt->LP,bt->RP);
                    }

                    tnsFlush();
                    Ret += la_DrawUiListRecursive(uild, sub, L, R, U, B, 10000, ConditionStackLevel, GlobalX, GlobalY, RegisterNodes);
                    
                    if(CanGetTheme){ la_SwitchThemeQuick(0, OriginalTheme); }
                }
                //ui->PP.EndInstance = Active;
                ui->PP.EndInstance = SaveInstance;
            }elif (ui->Type == _LA_UI_CANVAS){
                if(!(ui->Flags&LA_UI_FLAGS_NO_OVERLAY)){
                    for (sub = ui->Subs.pFirst; sub; sub = sub->Item.pNext){
                        tnsFlush();
                        Ret += la_DrawUiListRecursive(uild, sub, L-1, R+1, U-1, B+1, ui->B-bt->TP-bt->BP-bt->BM-bt->TM, ConditionStackLevel, GlobalX, GlobalY, RegisterNodes);
                    }
                }
            }
            ui = ui->Item.pNext;
        }else{
            ui = ui->Item.pNext;
        }
    }
    tnsFlush();

    if(uild->WiresContainer == uil){ la_DrawNodeWires(uild); }

    la_RestoreLastUiListMatrix(uild, B - U);

    MAIN.UiScale=uil->SaveScale;
    MAIN.ScaledUiRowHeight=MAIN.UiRowHeight*MAIN.UiScale;
    return Ret;
}
int la_DrawPanelScrollBarV(int L, int R, int U, int B, real Total, real Range, real Offset){
    int Begin = U + (int)(Offset / Total * (real)(B - U)) + 3;
    int End = Begin + (int)(Range / Total * (real)(B - U)) - 3;
    tnsUseNoTexture();
    tnsColor4d(1, 1, 1, 1);
    tnsVertex2d(L, U);
    tnsVertex2d(R, U);
    tnsVertex2d(R, B);
    tnsVertex2d(L, B);
    tnsPackAs(GL_LINE_LOOP);
    tnsVertex2d(L + 3, Begin);
    tnsVertex2d(R - 3, Begin);
    tnsVertex2d(R - 3, End);
    tnsVertex2d(L + 3, End);
    tnsPackAs(GL_LINE_LOOP);
}
int laIsInUiItem(laUiItem *ui, int x, int y){
    if (x < ui->L || x > ui->R || y < ui->U || y > ui->B) return 0;
    return 1;
}
int laIsInBound(int x, int y, int l, int r, int u, int b){
    if (x < l || x > r || y < u || y > b) return 0;
    return 1;
}
laColumn *la_DetectSplit(laColumn *Root, int LocalX);
laUiItem *la_DetectUiItemRecursive(laUiList *uil, int x, int y, int LimB, laListHandle *LocalBuf, int Deep){
    laUiItem *ui, *tui;
    laBoxedTheme *bt;
    laUiList *sub;
    int CPB = 0;

    if (!uil || (LimB && y > LimB)) return 0;

    x += uil->PanX;
    y += uil->PanY;

    for (ui = uil->UiItems.pFirst; ui;){

        bt = ui->Type->Theme ? (*ui->Type->Theme) : 0;

        if (ui->Type == &_LA_UI_CONDITION){
            laConditionUiExtraData *cued = ui->Extra;
            //la_StepExpression(cued->Expression); for some reason we can't step here, only step in update :thinking:
            cued->IsTrue = la_DoSingleExpression(cued->Expression);
            if (!cued->IsTrue){
                ui = cued->ElseUi ? cued->ElseUi : cued->EndUi;
            }else{
                ui = ui->Item.pNext;
            }
            continue;
        }else if (ui->Type == &_LA_UI_CONDITION_END){
            ui = ui->Item.pNext;
            continue;
        }else if (ui->Type == &_LA_UI_CONDITION_ELSE){
            laConditionUiExtraData *cued = ((laConditionUiExtraData *)ui->Extra)->EndUi->Extra;
            if (cued->IsTrue) ui = cued->EndUi;
            else
                ui = ui->Item.pNext;
            continue;
        }else if (ui->Type == _LA_UI_CONDITION_TOGGLE){
            laConditionUiExtraData *cued = ui->Extra;
            if (laIsInUiItem(ui, x, y)){
                lstAppendPointer(LocalBuf, uil);
                return ui;
            }
            if (ui->State == LA_UI_NORMAL){
                cued->IsTrue = 0;
                ui = cued->ElseUi ? cued->ElseUi : cued->EndUi;
            }else{
                cued->IsTrue = 1;
                ui = ui->Item.pNext;
            }
            continue;
        }

        //printf("%s > ",ui->Type->Identifier?ui->Type->Identifier:"-");

        if (ui->Type != _LA_UI_COLLECTION && ui->Type != _LA_UI_COLLECTION_SINGLE &&
            ui->Type != _LA_UI_FIXED_GROUP && ui->Type != _LA_UI_TAB && ui->Type != _LA_UI_CANVAS && laIsInUiItem(ui, x, y)){
            int Add=1; if(ui->Type==_LA_UI_COLUMN_ADJUSTER){
                if(!la_DetectSplit(ui->C, x)) Add=0;
            }
            if(Add){ lstAppendPointer(LocalBuf, uil); return ui; }
        }

        if ((ui->Type == _LA_UI_FIXED_GROUP || ui->Type == _LA_UI_TAB) && (ui->Subs.pFirst || ui->Page)){
            if (ui->Page->HeightCoeff) CPB = ui->B;
            else CPB = ui->Page->B;
            if (laIsInBound(x, y, ui->Page->L, ui->Page->R, ui->Page->U, CPB)){
                if (tui = la_DetectUiItemRecursive(ui->Page, x /* + ui->Page->PanX*/, y /*+ ui->Page->PanY*/, CPB, LocalBuf, Deep)){
                    lstAppendPointer(LocalBuf, uil);
                    return tui;
                }
            }else if (laIsInUiItem(ui, x, y)){
                lstAppendPointer(LocalBuf, uil);return ui;
            }
        }
        if (ui->Type == _LA_UI_COLLECTION || ui->Type==_LA_UI_COLLECTION_SINGLE){
            if (laIsInUiItem(ui, x, y)){
                lstAppendPointer(LocalBuf, uil);
                if (ui->Subs.pFirst) ((laUiList *)ui->Subs.pFirst)->HeightCoeff = LimB;
                if(Deep){
                    for(laUiList* iuil=ui->Subs.pFirst;iuil;iuil=iuil->Item.pNext){
                        if (laIsInBound(x, y, iuil->L, iuil->R, iuil->U, iuil->B)){
                            if (tui = la_DetectUiItemRecursive(iuil, x , y , iuil->B, LocalBuf, Deep)){
                                lstAppendPointer(LocalBuf, iuil);
                                return tui;
                            }
                        }
                    }
                }
                return ui;
            }
        }
        if (ui->Type == _LA_UI_CANVAS){
            if(!(ui->Flags&LA_UI_FLAGS_NO_OVERLAY)){
                for (sub = ui->Subs.pFirst; sub; sub = sub->Item.pNext){
                    if (tui = la_DetectUiItemRecursive(sub, x, y, ui->B, LocalBuf, Deep)){
                        lstAppendPointer(LocalBuf, uil);
                        return tui;
                    }
                }
            }
            if (laIsInUiItem(ui, x, y)){
                lstAppendPointer(LocalBuf, uil);
                return ui;
            }
        }

        ui = ui->Item.pNext;
    }
    return 0;
}
laUiItem *la_DetectSocketRecursive(laUiList* uil, int x, int y, int LimB, laPropContainer* PCInOrOut){
    laListHandle Locals={0};
    laUiItem* ui=la_DetectUiItemRecursive(uil, x,y,LimB,&Locals, 1);
    while(lstPopPointer(&Locals));
    //printf("%s\n", ui?ui->Type->Identifier:"?");
    if(ui && ui->Type==_LA_UI_NODE_SOCKET){
        laProp* p=ui->PP.LastPs->p; laPropContainer* pc=la_EnsureSubTarget(p,0);
        if(pc==PCInOrOut) return ui;
    }
    return 0;
}
laUiList *la_DetectUiListRecursive(laUiList *uil, int x, int y, int LimH,
                                   laUiItem **ParentUi, laUiList **ScrollUil, laUiList **ContainerParent, int InToContainerUI, laUiItem *Exception){
    laUiItem *ui = uil->UiItems.pFirst;
    laBoxedTheme *bt;
    laUiList *tuil;
    laUiList *sub;
    int CPB = 0;

    x += uil->PanX;
    y += uil->PanY;

    if (y > LimH) return uil;

    if (/*uil->ScrollerShownV && */ laIsInBound(x, y, uil->R, uil->R+LA_SCROLL_W+4, uil->U, uil->B) ||
        /*uil->ScrollerShownH && */ laIsInBound(x, y, uil->L, uil->R, uil->B, uil->B+LA_SCROLL_W+4)){
        if (ScrollUil) *ScrollUil = uil; /* if (ParentUi)*ParentUi = uil;*/
        return uil;
    }

    for (ui = uil->UiItems.pFirst; ui;){

        bt = ui->Type->Theme ? (*ui->Type->Theme) : 0;

        if (ui->Type == &_LA_UI_CONDITION){
            laConditionUiExtraData *cued = ui->Extra;
            //la_StepExpression(cued->Expression);
            cued->IsTrue = la_DoSingleExpression(cued->Expression);
            if (!cued->IsTrue){
                ui = cued->ElseUi ? cued->ElseUi : cued->EndUi;
            }else{
                ui = ui->Item.pNext;
            }
            continue;
        }
        if (ui->Type == &_LA_UI_CONDITION_END){
            ui = ui->Item.pNext;
            continue;
        }else if (ui->Type == &_LA_UI_CONDITION_ELSE){
            laConditionUiExtraData *cued = ((laConditionUiExtraData *)ui->Extra)->EndUi->Extra;
            if (cued->IsTrue) ui = cued->EndUi;
            else
                ui = ui->Item.pNext;
            continue;
        }else if (ui->Type == _LA_UI_CONDITION_TOGGLE){
            laConditionUiExtraData *cued = ui->Extra;
            if (ui->State == LA_UI_NORMAL){
                cued->IsTrue = 0;
                ui = cued->ElseUi ? cued->ElseUi : cued->EndUi;
            }else{
                cued->IsTrue = 1;
                ui = ui->Item.pNext;
            }
            continue;
        }

        if (InToContainerUI && ui != Exception){
            if (ui->Type == _LA_UI_CANVAS && !(ui->Flags&LA_UI_FLAGS_NO_OVERLAY)){
                if (ContainerParent) (*ContainerParent) = uil;
                if (ParentUi) *ParentUi = ui;
                for (sub = ui->Subs.pFirst; sub; sub = sub->Item.pNext){
                    //if (y > LimH) return uil;
                    if (laIsInBound(x, y, sub->L, sub->R, sub->U, sub->B) && (tuil = la_DetectUiListRecursive(sub, x, y, ui->B, ParentUi, ScrollUil, ContainerParent, InToContainerUI, Exception))){
                        return tuil;
                    }
                }
            }
        }

        if ((ui->Type == _LA_UI_FIXED_GROUP || ui->Type == _LA_UI_TAB) && (ui->Subs.pFirst || ui->Page)){
            if (ui->Page->HeightCoeff) CPB = ui->B;
            else CPB = ui->Page->B;
            if (ui->Page->ScrollerShownV && laIsInBound(x, y, ui->R - LA_SCROLL_W - bt->RP*2, ui->R, ui->Page->U, CPB)){
                if (ScrollUil) *ScrollUil = ui->Page; if (ParentUi) *ParentUi = ui;
            }elif (ui->Page->ScrollerShownH && laIsInBound(x, y, ui->Page->L, ui->Page->R, ui->B - LA_SCROLL_W - bt->BP*2, ui->B)){
                if (ScrollUil) *ScrollUil = ui->Page; if (ParentUi) *ParentUi = ui;
            }elif (laIsInBound(x, y, ui->Page->L, ui->Page->R, ui->Page->U, CPB)){
                if (ParentUi) *ParentUi = ui; 
                if (tuil = la_DetectUiListRecursive(ui->Page, x, y, CPB, ParentUi, ScrollUil, ContainerParent, InToContainerUI, Exception)) return tuil;
            }
        }

        ui = ui->Item.pNext;
    }
    return uil;
}
laUiList *la_DetectUiListRecursiveDeep(laUiList *uil, int x, int y, int LimH, laUiItem **ParentUi, laUiList **ScrollUil,
                                       laUiList **ContainerParent, int InToContainerUI, laUiItem *Exception, laListHandle* levels){
    laUiItem *ui = uil->UiItems.pFirst;
    laBoxedTheme *bt;
    laUiList *tuil;
    laUiList *sub;
    int CPB = 0;

    laUiListRecord* uilr=lstAppendPointerSized(levels, uil, sizeof(laUiListRecord));

    x += uil->PanX;
    y += uil->PanY;

    if (y > LimH) return uil;
    
    if (/*uil->ScrollerShownV && */ laIsInBound(x, y, uil->R, uil->R+LA_SCROLL_W+4, uil->U, uil->B) ||
        /*uil->ScrollerShownH && */ laIsInBound(x, y, uil->L, uil->R, uil->B, uil->B+LA_SCROLL_W+4)){
        if (ScrollUil) *ScrollUil = uil; /* if (ParentUi)*ParentUi = uil;*/
        return uil;
    }

    for (ui = uil->UiItems.pFirst; ui;){

        bt = ui->Type->Theme ? (*ui->Type->Theme) : 0;

        if (ui->Type == &_LA_UI_CONDITION){
            laConditionUiExtraData *cued = ui->Extra;
            //la_StepExpression(cued->Expression);
            cued->IsTrue = la_DoSingleExpression(cued->Expression);
            if (!cued->IsTrue){
                ui = cued->ElseUi ? cued->ElseUi : cued->EndUi;
            }else{
                ui = ui->Item.pNext;
            }
            continue;
        }
        if (ui->Type == &_LA_UI_CONDITION_END){
            ui = ui->Item.pNext;
            continue;
        }else if (ui->Type == &_LA_UI_CONDITION_ELSE){
            laConditionUiExtraData *cued = ((laConditionUiExtraData *)ui->Extra)->EndUi->Extra;
            if (cued->IsTrue) ui = cued->EndUi;
            else
                ui = ui->Item.pNext;
            continue;
        }else if (ui->Type == _LA_UI_CONDITION_TOGGLE){
            laConditionUiExtraData *cued = ui->Extra;
            if (ui->State == LA_UI_NORMAL){
                cued->IsTrue = 0;
                ui = cued->ElseUi ? cued->ElseUi : cued->EndUi;
            }else{
                cued->IsTrue = 1;
                ui = ui->Item.pNext;
            }
            continue;
        }

        if (InToContainerUI && ui != Exception){
            if (ui->Type == _LA_UI_CANVAS && !(ui->Flags&LA_UI_FLAGS_NO_OVERLAY)){
                if (ContainerParent) (*ContainerParent) = uil;
                if (ParentUi) *ParentUi = ui; uilr->pui=ui;
                for (sub = ui->Subs.pFirst; sub; sub = sub->Item.pNext){
                    //if (y > LimH) return uil;
                    if (laIsInBound(x, y, sub->L, sub->R, sub->U, sub->B) && (tuil = la_DetectUiListRecursiveDeep(sub, x, y, ui->B, ParentUi, ScrollUil, ContainerParent, InToContainerUI, Exception, levels))){
                        return tuil;
                    }
                }
            }
        }

        if ((ui->Type == _LA_UI_FIXED_GROUP || ui->Type == _LA_UI_TAB) && (ui->Subs.pFirst || ui->Page)){
            if (ui->Page->HeightCoeff) CPB = ui->B;
            else CPB = ui->Page->B;
            if (ui->Page->ScrollerShownV && laIsInBound(x, y, ui->R - LA_SCROLL_W - bt->RP*2, ui->R, ui->Page->U, CPB)){
                if (ScrollUil) *ScrollUil = ui->Page; if (ParentUi) *ParentUi = ui; uilr->pui=ui;
            }elif (ui->Page->ScrollerShownH && laIsInBound(x, y, ui->Page->L, ui->Page->R, ui->B - LA_SCROLL_W - bt->BP*2, ui->B)){
                if (ScrollUil) *ScrollUil = ui->Page; if (ParentUi) *ParentUi = ui; uilr->pui=ui;
            }elif (laIsInBound(x, y, ui->Page->L, ui->Page->R, ui->Page->U, CPB)){
                if (ParentUi) *ParentUi = ui; uilr->pui=ui;
                if (tuil = la_DetectUiListRecursiveDeep(ui->Page, x, y, CPB, ParentUi, ScrollUil, ContainerParent, InToContainerUI, Exception, levels)) return tuil;
            }
        }

        if ((ui->PP.LastPs && ui->PP.LastPs->p->PropertyType == LA_PROP_SUB) && (ui->Subs.pFirst || ui->Page)){
            if (ui->Page->HeightCoeff) CPB = ui->B;
            else
                CPB = ui->Page->B;
            if (laIsInBound(x, y, ui->Page->R, ui->Page->R + LA_SCROLL_W + bt->RM, ui->Page->U, CPB)){
                if (ScrollUil) *ScrollUil = ui->Page;
                if (ParentUi) *ParentUi = ui; uilr->pui=ui;
            }
            if (laIsInBound(x, y, ui->Page->L, ui->Page->R, ui->Page->U, CPB)){
                if (ParentUi) *ParentUi = ui; uilr->pui=ui;
                if (tuil = la_DetectUiListRecursiveDeep(ui->Page, x, y, CPB, ParentUi, ScrollUil, ContainerParent, InToContainerUI, Exception, levels)) return tuil;
            }
        }

        ui = ui->Item.pNext;
    }
    return uil;
}

int la_TestUiListMinumWidth(laUiList *uil){
    laUiItem *ui, *tui;
    laBoxedTheme *bt;
    laUiList *sub;
    int CPB = 0;
    int W = 0;
    int tW, sW, RowMode=0, rW;
    void *Restore;

    for (ui = uil->UiItems.pFirst; ui;){
        bt = ui->Type->Theme ? (*ui->Type->Theme) : 0;

        if ((ui->Type == _LA_UI_FIXED_GROUP || ui->Type == _LA_UI_TAB) && (ui->Subs.pFirst || ui->Page)){
            tW = la_TestUiListMinumWidth(ui->Page) + bt->LP + bt->RP;
            tW = (int)((float)tW / ui->C->PreWidth + 2);
            if (W < tW) W = tW;
        }elif (ui->Type == _LA_UI_COLLECTION){
            Restore = ui->PP.EndInstance;
            tW = 0; sW = 0;
            for (sub = ui->Subs.pFirst; sub; sub = sub->Item.pNext){
                ui->PP.EndInstance = sub->Instance;
                sW = la_TestUiListMinumWidth(sub) + bt->LP + bt->RP;
                if (sW > tW) tW = sW;
            }
            ui->PP.EndInstance = Restore;
            tW = (int)((float)tW / ui->C->PreWidth + 2);
            tW *= (ui->SymbolID > 0 ? ui->SymbolID : 1);
            if (W < tW) W = tW;
        }elif (ui->Type==&_LA_UI_ROW_BEGIN){
            RowMode=1; rW=0;
        }elif (ui->Type==&_LA_UI_ROW_END){
            RowMode=0; rW=(int)((float)rW / ui->C->PreWidth + 2); if (W < rW) W = rW;
        }elif (ui->Type->GetMinWidth){
            tW = ui->Type->GetMinWidth(ui) + bt->LP + bt->RP;
            if(RowMode){ rW+=tW; }else{ tW = (int)((float)tW / ui->C->PreWidth + 2); if (W < tW) W = tW; }
        }
        ui = ui->Item.pNext;
    }
    return W;
}

void la_InitLLVM(){
    //LLVMLinkInMCJIT();
    //LLVMInitializeNativeTarget();
    //LLVMInitializeNativeAsmPrinter();
    //LLVMInitializeNativeAsmParser();

    //   MAIN.llvmContext = LLVMGetGlobalContext();
    //MAIN.llvmModule = LLVMModuleCreateWithNameInContext(LA_NODE_MAIN_MODULE_NAME, MAIN.llvmContext);
}

//==================================================================================================

void la_FreeKeyMapItem(laKeyMapItem* kmi){
    if(kmi->Instructions) strSafeDestroy(&kmi->Instructions);
    if(kmi->Operation) strSafeDestroy(&kmi->Operation);
    if(kmi->Action.Go) la_FreePropStepCache(kmi->Action.Go);
    if(kmi->Base.Go) la_FreePropStepCache(kmi->Action.Go);
    memFree(kmi);
}
laKeyMapItem *laAssignNewKey(laKeyMapper *km, char *Path, char *Operation, char SelectBase, int SpecialKeyBits, int EventType, int Key, char *ExtraInstructions){
    laKeyMapItem *kmi;

    if (!km) return 0;

    kmi = memAcquire(sizeof(laKeyMapItem));

    if (la_GetPropFromPath(&kmi->Base, 0, Path, 0)){
        la_GetPropFromPath(&kmi->Action, &kmi->Base, Operation, 0);
    }else{
        strSafeSet(&kmi->Operation, Operation);
    }

    strSafeSet(&kmi->Instructions, ExtraInstructions);

    kmi->SpecialKeyBits = SpecialKeyBits;
    kmi->EventType = EventType;
    kmi->Key = tolowerGuarded(Key);
    kmi->SelectBase = SelectBase;

    lstAppendItem(&km->Items, kmi);

    return kmi;
}
int laKeyMapExecuteEvent(laOperator *from, laKeyMapper *km, laEvent *e){
    laKeyMapItem *kmi; int inv=0;
    char *instructions;
    if(e->type==LA_MOUSEMOVE) return 0;
    for (kmi = km->Items.pFirst; kmi; kmi = kmi->Item.pNext){
        if (kmi->SpecialKeyBits == e->SpecialKeyBit &&
            kmi->EventType == e->type && ((kmi->Key == e->Input) || (kmi->Key == e->key))){
            instructions = kmi->Instructions ? kmi->Instructions->Ptr : 0;
            if (kmi->Operation)
                laInvoke(from, kmi->Operation->Ptr, e, 0, instructions, 0);
            else
                laInvoke(from, ((laOperatorProp *)&kmi->Action.LastPs)->OperatorID, e, &kmi->Base, instructions, 0);
            inv = 1;
        }
    }
    return inv;
}
int laKeyMapExecuteEventEx(laOperator *from, laPropPack *UiExtra, laKeyMapper *km, laEvent *e){
    laKeyMapItem *kmi;
    char *instructions;
    int inv = 0; int lx = -1, ly = -1;
    if(e->type==LA_MOUSEMOVE) return 0;
    for (kmi = km->Items.pFirst; kmi; kmi = kmi->Item.pNext){
        if (kmi->SpecialKeyBits == e->SpecialKeyBit &&
            kmi->EventType == e->type && ((kmi->Key == e->Input) || (kmi->Key == e->key))){
            if (e->Localized){
                lx = e->x;
                ly = e->y;
                laLocalToWindow(from, MAIN.ToPanel, &e->x, &e->y);
                e->Localized = 0;
            }

            instructions = kmi->Instructions ? kmi->Instructions->Ptr : 0;
            if (kmi->SelectBase == LA_KM_SEL_UI_EXTRA){
                laInvoke(from, kmi->Operation->Ptr, e, UiExtra, instructions, 0);
            }elif (kmi->SelectBase == LA_KM_SEL_PANEL){
                laInvoke(from, kmi->Operation->Ptr, e, &((laPanel *)MAIN.ToPanel)->PP, instructions, 0);
            }elif (kmi->Operation){
                laInvoke(from, kmi->Operation->Ptr, e, 0, instructions, 0);
            }else{
                laInvoke(from, ((laOperatorProp *)&kmi->Action.LastPs)->OperatorID, e, &kmi->Base, instructions, 0);
            }
            inv = 1;

            if (lx >= 0){
                e->x = lx;
                e->y = ly;
                e->Localized = 1;
            }
        }
    }
    return inv;
}

void la_DefaultOperatorParser(laStringSplitor *ss, char *IconID, char *DisplayString);

void la_DestroyOperatorType(laOperatorType* at){
    //if(at->PC) la_FreePropertyContainer(at->PC);
    memFree(at);
}
laOperatorType *laCreateOperatorType(const char *ID, const char *Name, const char *Description,
                                     laCheckFunc Check, laInitFunc Init, laExitFunc Exit, laInvokeFunc Invoke, laModalFunc Modal,
                                     uint32_t IconID, int ExtraMark){

    laOperatorType *at = memAcquire(sizeof(laOperatorType));

    at->Identifier = ID;
    at->Name = Name;
    at->Description = Description;

    at->Check = Check;
    at->Invoke = Invoke;
    at->Init = Init;
    at->Exit = Exit;
    at->Modal = Modal;
    at->IconID = IconID;
    at->ExtraMark = ExtraMark;

    at->ParseArgs = la_DefaultOperatorParser;

    hsh256InsertItemCSTR(&MAIN.OperatorTypeHash, at, at->Identifier);

    return at;
}

laPropContainer* laDefineOperatorProps(laOperatorType* ot, int HyperLevel){
    ot->PC = memAcquire(sizeof(laPropContainer));
    ot->PC->Identifier = ot->Identifier;
    ot->PC->Hyper = HyperLevel; 
    return ot->PC;
}

laOperator *la_CreateOperator(laOperatorType *at){
    laOperator *a = CreateNew(laOperator);

    a->Type = at;

    if (at->PC && at->PC->Props.pFirst){
        a->PP.LastPs = memAcquireSimple(sizeof(laPropStep));
        a->PP.LastPs->p = memAcquire(sizeof(laSubProp));
        a->PP.LastPs->p->SubProp = at->PC;
        a->PP.LastPs->p->PropertyType = LA_PROP_SUB;
        a->PP.LastPs->p->Identifier = at->PC->Identifier;
        a->PP.LastPs->Type = U'.';
    }

    return a;
}
int la_OperatorTypeByID(laOperatorType *a, char *id){
    return (!strcmp(a->Identifier, id));
}
laOperatorType *laGetOperatorType(const char *ID){
    return hsh256FindItemSTR(&MAIN.OperatorTypeHash, la_OperatorTypeByID, ID);
}

int laOperatorExistsT(laOperatorType* at){
    if (!at) return 0;
    for (laOperator *a = MAIN.CurrentWindow->Operators.pFirst; a; a = a->Item.pNext){ if (at == a->Type){ return 1; } }
    return 0;
}
int laOperatorExists(const char* ID){
    laOperatorType* at=laGetOperatorType(ID); if (!at) return 0;
    return laOperatorExistsT(at);
}
int la_OperatorExists(laOperator *ac){
    if (!ac) return 0;
    laOperator *a;
    for (a = MAIN.CurrentWindow->Operators.pFirst; a; a = a->Item.pNext){ if (ac == a){return 1;}}
    return 0;
}
int la_UiOperatorExists(void *inst){
    laOperator *a;
    if (!inst) return 0;
    for (a = MAIN.CurrentWindow->Operators.pFirst; a; a = a->Item.pNext){
        if (((laUiItem *)a->Instance) == inst){
            return 1;
        }
    }
    for (a = MAIN.CurrentWindow->PendingOperators.pFirst; a; a = a->Item.pNext){
        if (a->Instance == inst){
            return 1;
        }
    }
    return 0;
}
int la_OperatorPending(laOperator *target){
    laOperator *a;
    if (!target) return 0;
    for (a = MAIN.CurrentWindow->PendingOperators.pFirst; a; a = a->Item.pNext){
        if (a == target){
            return 1;
        }
    }
    return 0;
}
void laSetOperatorLocalizer(void *ToPanel){
    MAIN.ToPanel = ToPanel;
}

void la_DestroyConfirmData(laConfirmData **cd);
void *la_DestroyOperator(laOperator **a, laListHandle *Operators, int OnlyThisOne){
    laOperator *ai = (*a);
    laOperator *ac = ((*a)->Child);
    void *Ret = 0;

    if (!OnlyThisOne && ac && la_OperatorExists(ac) && !ac->Using && !ac->ModalOver){
        la_DestroyOperator(&ac, Operators, OnlyThisOne);
    }

    if ((*a)->ConfirmData) la_DestroyConfirmData(&((*a)->ConfirmData));

    if ((*a)->PP.LastPs){
        memFree((*a)->PP.LastPs->p);
        memFree((*a)->PP.LastPs);
    }

    if (laNonFixedPanelExists((*a)->OperatorPanel)){
        la_SetPropMathcerContext((*a)->OperatorPanel);
        MAIN.CurrentPanel = (*a)->OperatorPanel;
        laDestroySinglePanel((*a)->OperatorPanel,0);
    }
    if ((*a)->CreatedThis) memFree((*a)->CreatedThis);

    if ((*a)->ExtraInstructionsP) strDestroyStringSplitor(&(*a)->ExtraInstructionsP);

    lstClearPointer(&(*a)->LocalUiLists);

    if (Operators){
        Ret = ai->Item.pNext;
        if (la_OperatorPending((*a) /*->Instance*/)) lstRemoveItem(&MAIN.CurrentWindow->PendingOperators, *a);
        else
            lstRemoveItem(Operators, *a);

        for (ai = Operators->pFirst; ai; ai = ai->Item.pNext){
            if (ai->Child == (*a)) ai->Child = 0;
        }
    }

    strSafeDestroy(&(*a)->RuntimeHint);

    free(*a);
    return Ret;
}

int laOperatorAvailable(char *ID, laPropPack *This, laStringSplitor *Instructions){
    laOperatorType *at = hsh256FindItemSTR(&MAIN.OperatorTypeHash, la_OperatorTypeByID, ID);
    if (!at) return 0;

    if (!at->Check) return 1;

    return (at->Check(This, Instructions));
}
int laOperatorAvailableP(laOperatorType *at, laPropPack *This, laStringSplitor *Instructions){
    if (!at) return 0;

    if (!at->Check) return 1;

    return (at->Check(This, Instructions));
}
int laOperatorAvailablePSafe(laOperatorType *at, laPropPack *This, void *Real_FromInstance, laStringSplitor *Instructions){
    laPropPack FakePP = {0};
    laPropStep FakePs = {0};
    if (!at) return 0;

    if (!at->Check) return 1;

    FakePP.LastPs = &FakePs;
    FakePP.Go = FakePP.LastPs;
    FakePP.LastPs->p = This->LastPs->p;
    FakePP.LastPs->UseInstance = This->EndInstance;
    FakePP.EndInstance = Real_FromInstance;
    FakePP.LastIndex = This->LastIndex;

    return (at->Check(&FakePP, Instructions));
}
int laOperatorAvailableSafe(char *ID, laPropPack *This, void *Real_FromInstance, laStringSplitor *Instructions){
    laOperatorType *at = hsh256FindItemSTR(&MAIN.OperatorTypeHash, la_OperatorTypeByID, ID);
    return laOperatorAvailablePSafe(at, This, Real_FromInstance, Instructions);
}

int laInvokeP(laOperator *From, laOperatorType *at, laEvent *e, laPropPack *This, char *args, char *args2){
    laOperator *a, *f = From;
    int rev;

    if (!f && e&&e->Localized) return -1;

    a = la_CreateOperator(at);
    a->ToPanel = MAIN.ToPanel;
    a->This = This;
    a->ExtraInstructions = args;
    strMakeInstructions(&a->ExtraInstructionsP, args);
    strMakeInstructions(&a->ExtraInstructionsP, args2);
    strMakeInstructions(&a->ExtraInstructionsP, at->ExtraInstructions);

    if (!laOperatorAvailableP(at, This, a->ExtraInstructionsP)){
        la_DestroyOperator(&a, 0, 0);
        return LA_CANCELED;
    }

    lstGeneratePointerList(f ? &f->LocalUiLists : 0, 0, &a->LocalUiLists);

    if (e&&!e->Localized && at->ExtraMark & LA_EXTRA_TO_PANEL){
        laWindowToLocal(0, a->ToPanel, &e->x, &e->y);
        e->Localized = 1;
    }

    if (e&&e->Localized){
        if (!at->ExtraMark & LA_EXTRA_TO_PANEL){
            laLocalToWindow(f, f->ToPanel, &e->x, &e->y);
            e->Localized = 0;
        }else{
            laLocalToWindow(f, f->ToPanel, &e->x, &e->y);
            laWindowToLocal(a, a->ToPanel, &e->x, &e->y);
        }
    }

    if (From) f->Child = a;

    a->Using = 1;

    if (at->Init) at->Init(a);
    rev = at->Invoke(a, e);

    a->Using = 0;

    if (rev & LA_FINISH){
        a->StopNow = 1;  if(From)From->Child=0;
        laConfirmSameDataIfAny(a); la_DestroyConfirmData(&MAIN.InvokeConfirmData); MAIN.InvokeConfirmData=a->NextConfirmData;
    }

    if (!a->StopNow && (rev&LA_BLOCK || rev&LA_PASS_ON)){
        if(a->ModalOver){ lstPushItem(&MAIN.CurrentWindow->PendingOperators, a); }
        else{ lstAppendItem(&MAIN.CurrentWindow->PendingOperators, a); }
        a->State = rev;
        a->PP.EndInstance = a->CustomData;
        if (a->PP.LastPs) a->PP.LastPs->Type = U'.';
    }else
        la_DestroyOperator(&a, 0, 0);

    return rev;
}
int laInvoke(laOperator *From, char *ID, laEvent *e, laPropPack *This, char *args, char *args2){
    laOperatorType *at; laOperator *a, *f = From;

    at = hsh256FindItemSTR(&MAIN.OperatorTypeHash, la_OperatorTypeByID, ID);
    if (!at) return -1;

    return laInvokeP(From,at,e,This,args,args2);
}
int laInvokePCreateThis(laOperator *From, laOperatorType *at, laEvent *e, laPropPack *OrigionalThis, void *FromInstance, char *args, char *args2){
    laOperator *a, *f = From;
    int rev;
    laPropPack *created;

    if (!f && e&&e->Localized || !OrigionalThis || !OrigionalThis->LastPs) return -1;

    created = memAcquireSimple(sizeof(laPropPack));
    created->LastPs = memAcquireSimple(sizeof(laPropStep));
    created->Go = created->LastPs;
    created->LastPs->p = OrigionalThis->LastPs->p;
    created->LastPs->UseInstance = OrigionalThis->LastPs->UseInstance;
    created->EndInstance = FromInstance;
    created->LastIndex = OrigionalThis->LastIndex;

    a = la_CreateOperator(at);
    a->ToPanel = MAIN.ToPanel;
    a->This = created;
    a->CreatedThis = created;
    a->ExtraInstructions = args;
    strMakeInstructions(&a->ExtraInstructionsP, args);
    strMakeInstructions(&a->ExtraInstructionsP, args2);
    strMakeInstructions(&a->ExtraInstructionsP, at->ExtraInstructions);

    if (!laOperatorAvailableP(at, created, a->ExtraInstructionsP)){
        la_DestroyOperator(&a, 0, 0);
        return LA_CANCELED;
    }

    lstGeneratePointerList(f ? &f->LocalUiLists : 0, 0, &a->LocalUiLists);

    if (e&&!e->Localized && at->ExtraMark & LA_EXTRA_TO_PANEL) laWindowToLocal(0, a->ToPanel, &e->x, &e->y);

    if (From) f->Child = a;

    a->Using = 1;

    if (at->Init) at->Init(a);
    rev = at->Invoke(a, e);

    a->Using = 0;

    if (rev & LA_FINISH){
        a->StopNow = 1; if(From)From->Child=0;
        laConfirmSameDataIfAny(a); la_DestroyConfirmData(&MAIN.InvokeConfirmData); MAIN.InvokeConfirmData=a->NextConfirmData;
    }

    if (!a->StopNow && (rev&LA_BLOCK || rev&LA_PASS_ON)){
        if(a->ModalOver){ lstPushItem(&MAIN.CurrentWindow->PendingOperators, a); }
        else{ lstAppendItem(&MAIN.CurrentWindow->PendingOperators, a); }
        a->State = rev;
        a->PP.EndInstance = a->CustomData;
    }else
        la_DestroyOperator(&a, 0, 0);

    return rev;
}
int laInvokeUiP(laOperator *From, laOperatorType *at, laEvent *e, void *inst, laListHandle *Locals, int IgnoreLocals){
    laOperator *a, *f = From;
    int rev;

    if (!at || (la_UiOperatorExists(inst))){ return -1; }
    a = la_CreateOperator(at);
    a->Instance = inst;
    a->ToPanel = MAIN.ToPanel;
    if (!IgnoreLocals) lstGeneratePointerList(f ? &f->LocalUiLists : 0, Locals, &a->LocalUiLists);

    if (From) f->Child = a;

    a->Using = 1;

    if (at->Init) at->Init(a);
    rev = at->Invoke(a, e);

    a->Using = 0;

    if (rev & LA_FINISH){
        a->StopNow = 1; if(From)From->Child=0;
    }
    if (rev & LA_BLOCK){
        lstAppendItem(&MAIN.CurrentWindow->PendingOperators, a);
        a->State = rev;
    }else la_DestroyOperator(&a, 0, 0);

    DEB = a;

    return rev;
}
int laInvokeUi(laOperator *From, char *ID, laEvent *e, void *inst, laListHandle *Locals, int IgnoreLocals){
    laOperatorType *at;
    laOperator *a, *f = From;

    if (la_UiOperatorExists(inst)) return -1;
    at = hsh256FindItemSTR(&MAIN.OperatorTypeHash, la_OperatorTypeByID, ID); if (!at) return -1;

    return laInvokeUiP(From,at,e,inst,Locals,IgnoreLocals);
}

void laRequestDelayEvent(real Seconds){
    MAIN.DelayTriggered=0; MAIN.DelayStart=MAIN.TimeAccum; MAIN.DelayTime = Seconds; }

int la_UiStillInService(void *UiInstance){
    laOperator *ai, *dai; if(!MAIN.CurrentWindow) return 0;
    for (ai = MAIN.CurrentWindow->Operators.pFirst; ai; ai = ai->Item.pNext){
        if (ai->Instance == UiInstance) return 1;
    }
    return 0;
}
void la_StopUiOperatorService(void *UiInstance){
    laOperator *ai, *dai, *NextAi;
    if (!MAIN.CurrentWindow) return;
    for (ai = MAIN.CurrentWindow->PendingOperators.pFirst; ai; ai = NextAi){
        NextAi = ai->Item.pNext;
        if (ai->Instance == UiInstance){
            if (ai->Child){
                la_StopUiOperatorService(ai->Child->Instance);
                ai->Child = 0;
            }
            laOperator *dai = ai;
            la_DestroyOperator(&dai, &MAIN.CurrentWindow->PendingOperators, 1);
            continue;
        }
    }
    for (ai = MAIN.CurrentWindow->Operators.pFirst; ai; ai = NextAi){
        NextAi = ai->Item.pNext;
        if (ai->Instance == UiInstance){
            if (ai->Instance == ai->ToPanel){
                //laHidePanelWithDissoveEffect(ai->ToPanel);
                //ai->ToPanel->LaterDestroy = 1;
            }
            if (ai->Child && la_OperatorExists(ai->Child)){
                la_StopUiOperatorService(ai->Child->Instance);
                //ai->Child = 0;
            }
            if (!ai->Using){
                laOperator *dai = ai;
                la_DestroyOperator(&dai, &MAIN.CurrentWindow->Operators, 1);
            }else
                ai->StopNow = 1;
        }
    }
}
void la_StopAllOperators(){
    laOperator *ai, *dai, *NextAi;
    if (!MAIN.CurrentWindow) return;
    for (ai = MAIN.CurrentWindow->PendingOperators.pFirst; ai; ai = NextAi){
        NextAi = ai->Item.pNext;
        NextAi = la_DestroyOperator(&ai, &MAIN.CurrentWindow->PendingOperators, 1);
        continue;
    }
    for (ai = MAIN.CurrentWindow->Operators.pFirst; ai; ai = NextAi){
        NextAi = ai->Item.pNext;
        if (ai->ToPanel && ai->Instance == ai->ToPanel && !ai->ToPanel->IsMenuPanel){
            laHidePanelWithDissoveEffect(ai->ToPanel);
            ai->ToPanel->LaterDestroy = 1;
        }
        if (!ai->Using){
            laOperator *dai = ai;
            la_DestroyOperator(&dai, &MAIN.CurrentWindow->Operators, 1);
        }else ai->StopNow = 1;
    }
}

void la_DestroyConfirmData(laConfirmData **cd){
    if((!cd)||!(*cd)) return;
    if ((*cd)->CustomData && (*cd)->Destroy) (*cd)->Destroy((*cd)->CustomData);
    if ((*cd)->StrData) free((*cd)->StrData);
    FreeMem((*cd));
    (*cd) = 0;
}
void laConfirmPointer(laOperator *a, void* Data,laPropContainer* PointerType, int mode){
    laOperator *ai = a; laConfirmData *cd = CreateNew(laConfirmData);
    cd->PointerData = Data; cd->Mode = mode; cd->PointerType=PointerType;
    ai->NextConfirmData = cd; laRetriggerOperators();
}
void laConfirmInt(laOperator *a, int Data, int mode){
    laOperator *ai = a;laConfirmData *cd = CreateNew(laConfirmData);
    cd->IData = Data; cd->Mode = mode;
    ai->NextConfirmData = cd; laRetriggerOperators();
}
void laConfirmFloat(laOperator *a, real Data, int mode){
    laOperator *ai = a;laConfirmData *cd = CreateNew(laConfirmData);
    cd->FData = Data; cd->Mode = mode;
    ai->NextConfirmData = cd; laRetriggerOperators();
}
void laConfirmString(laOperator *a, char *Str, int mode){
    laOperator *ai = a;
    laConfirmData *cd = CreateNew(laConfirmData);
    int len = strlen(Str);
    char *buf = calloc(len + 1, sizeof(char));
    strcpy(buf, Str);

    cd->StrData = buf;
    cd->Mode = mode;
    cd->Destroy = free;
    ai->NextConfirmData = cd;
    laRetriggerOperators();
}
int laConfirmSameDataIfAny(laOperator *a){
    laOperator *ai = a;
    laConfirmData *cd;
    char *buf = 0;

    if (!ai->ConfirmData || ai->NextConfirmData) return 0;

    cd = CreateNew(laConfirmData);

    if (ai->ConfirmData->StrData){
        int len = strlen(ai->ConfirmData->StrData);
        buf = calloc(len + 1, sizeof(char));
        strcpy(buf, ai->ConfirmData->StrData);
    }

    //cd->CustomData = cd->CustomData;
    cd->IData = ai->ConfirmData->IData;
    cd->FData = ai->ConfirmData->FData;
    cd->PointerData = ai->ConfirmData->PointerData;
    cd->PointerType = a->ConfirmData->PointerType;
    cd->StrData = buf;
    cd->Mode = ai->ConfirmData->Mode;
    cd->Destroy = ai->ConfirmData->Destroy;
    ai->NextConfirmData = cd;
    laRetriggerOperators();

    return 1;
}
void laConfirmUserData(laOperator *a, void *UserData, laConfirmDataDestroyFunc Destroy, int mode){
    laOperator *ai = a;
    laConfirmData *cd = CreateNew(laConfirmData);

    cd->CustomData = UserData;
    cd->Mode = mode;
    cd->Destroy = Destroy;
    ai->NextConfirmData = cd;
    laRetriggerOperators();
}

int laGetConfirmMode(laOperator *a){
    return ((laOperator *)a)->ConfirmData->Mode;
}
int laGetConfirmInt(laOperator *a){
    laOperator *ai = a;
    int rev = ai->ConfirmData->IData;

    la_DestroyConfirmData(&ai->ConfirmData);
    ai->ConfirmData = 0;

    return rev;
}
real laGetConfirmFloat(laOperator *a){
    laOperator *ai = a;
    real rev = ai->ConfirmData->FData;

    la_DestroyConfirmData(&ai->ConfirmData);
    ai->ConfirmData = 0;

    return rev;
}
void laGetConfirmString(laOperator *a, char *buf){
    laOperator *ai = a;

    strcpy(buf, ai->ConfirmData->StrData);

    la_DestroyConfirmData(&ai->ConfirmData);
    ai->ConfirmData = 0;
}
void *laGetConfirmUserData(laOperator *a){
    laOperator *ai = a;
    return ai->ConfirmData->CustomData;
}

void laFinalizeOperators(){
    laOperatorType *at;
    laListHandle *lst;
    int i;
    for (i = 0; i < 256; i++){
        lst = &MAIN.OperatorTypeHash.Entries[i];
        for (at = lst->pFirst; at; at = at->Item.pNext){
            if (at->PC && at->PC->Props.pFirst){
                lstAppendItem(&MAIN.PropContainers, at->PC);
            }
        }
    }
}

//=================

#ifdef __linux__
static void la_RecordWacomMotions(XIRawEvent *event)
{
    double *valuator = event->valuators.values;
    int IsStylus=event->deviceid==MAIN.WacomDeviceStylus;
    if(!IsStylus) MAIN.PointerIsEraser = 1; else MAIN.PointerIsEraser = 0;

    //SYSWINDOW root_return, child_return;
    //int root_x_return, root_y_return;
    //int win_x_return, win_y_return;
    //unsigned int mask_return;
    //int retval = XQueryPointer(MAIN.dpy, RootWindow(MAIN.dpy,0), &root_return, &child_return,
    //                            &root_x_return, &root_y_return,
    //                            &win_x_return, &win_y_return,
    //                            &mask_return);
    //
    //printf("root: x %d y %d\n", win_x_return, win_y_return);

    if(XIMaskIsSet(event->valuators.mask, 2)){ if(IsStylus) MAIN.StylusPressure=valuator[2]/MAIN.StylusMaxPressure; else MAIN.EraserPressure=valuator[2]/MAIN.EraserMaxPressure; }
    if(XIMaskIsSet(event->valuators.mask, 3) && XIMaskIsSet(event->valuators.mask, 4)){
        real x=valuator[3],y=valuator[4];
        real orientation=atan2(y,x); real deviation=sqrt(x*x+y*y); deviation=rad(deviation);
        if(IsStylus){ MAIN.StylusOrientation=orientation;MAIN.StylusDeviation=deviation; }
        else { MAIN.EraserOrientation=orientation;MAIN.EraserDeviation=deviation; }
    }else{ MAIN.StylusDeviation=MAIN.StylusOrientation=MAIN.EraserDeviation=MAIN.EraserOrientation=0; }
    if(XIMaskIsSet(event->valuators.mask, 5)){
        real angle=valuator[5]; angle=rad((900-angle)/10*2-180); if(angle<0) angle+=TNS_PI*2; MAIN.StylusTwist=angle;
        if(TNS_DOUBLE_CLOSE_ENOUGH(angle,TNS_PI)){ MAIN.StylusHasTwist=0; }else{ MAIN.StylusHasTwist=1; }
    }else{ MAIN.StylusTwist=TNS_PI; MAIN.StylusHasTwist=0; }

    MAIN.IsPen=1;
}
#endif
#ifdef _WIN32
#define PARAM_2_FROM(p) LOWORD(p),HIWORD(p)
LRESULT CALLBACK LA_WindowProc(HWND hwnd, UINT message, WPARAM wparam, LPARAM lparam) {
    static uint32_t ch = 0; static int lead = 0;
    static wchar_t buf[10] = { 0 }; int adv;
    char mbuf[10] = { 0 }; uint32_t uchar=0;
    short wheelmark = 0;
    int  WheelDir = 0;
    UINT32 pointerId; POINTER_INPUT_TYPE pointerType;
    POINTER_PEN_INFO penInfo[128]; POINTER_TOUCH_INFO touchInfo; int peninfonum = 128;
    POINT point;
    PACKET pkt;
    static POINT ptOld, ptNew;
    static UINT prsOld, prsNew, vkey;
    if (!hwnd) return DefWindowProc(hwnd, message, wparam, lparam);
    switch (message) {
    case WM_PAINT:
        //SwapBuffers(GetDC(hwnd));
        break;
    case WM_MOUSEMOVE:
        la_SendMouseEvent(hwnd, LA_MOUSEMOVE, PARAM_2_FROM(lparam));
        MAIN.IsPen = 0;
        break;

    case WM_LBUTTONDOWN: la_SendMouseEvent(hwnd, LA_L_MOUSE_DOWN, PARAM_2_FROM(lparam)); break;
    case WM_LBUTTONUP:   la_SendMouseEvent(hwnd, LA_L_MOUSE_UP, PARAM_2_FROM(lparam)); break;
    case WM_RBUTTONDOWN: la_SendMouseEvent(hwnd, LA_R_MOUSE_DOWN, PARAM_2_FROM(lparam)); break;
    case WM_RBUTTONUP:   la_SendMouseEvent(hwnd, LA_R_MOUSE_UP, PARAM_2_FROM(lparam)); break;
    case WM_MBUTTONDOWN: la_SendMouseEvent(hwnd, LA_M_MOUSE_DOWN, PARAM_2_FROM(lparam)); break;
    case WM_MBUTTONUP:   la_SendMouseEvent(hwnd, LA_M_MOUSE_UP, PARAM_2_FROM(lparam)); break;

    case WM_MOUSEWHEEL:
        POINT p; p.x=LOWORD(lparam); p.y=HIWORD(lparam); ScreenToClient(hwnd,&p);
        if ((wheelmark = HIWORD(wparam)) > 0) WheelDir = LA_MOUSEUP;
        else if ((wheelmark = HIWORD(wparam)) < 0) WheelDir = LA_MOUSEDOWN;
        la_SendMouseEvent(hwnd, WheelDir|LA_KEY_MOUSE_SCROLL, p.x, p.y);
        break;
    case WT_PACKET:
        if (!MAIN.InkOrWinTab) { break; /* Use Windows Ink. */ }
        if (gpWTPacket((HCTX)lparam, wparam, &pkt)) {
            MAIN.StylusPressure = (real)pkt.pkNormalPressure / MAIN.WinTabMaxPenPressure;
            real angle = (real)pkt.pkOrientation.orAzimuth / 3600 * TNS_PI * 2 + TNS_PI / 2;
            MAIN.StylusOrientation = angle; MAIN.StylusDeviation = rad((90.0f - (real)pkt.pkOrientation.orAltitude / 10.0f));
            real tw = (real)pkt.pkOrientation.orTwist; tw = rad(tw / 10);
            MAIN.StylusTwist = tw;
            if(TNS_DOUBLE_CLOSE_ENOUGH(tw,TNS_PI)){ MAIN.StylusHasTwist=0; }else{ MAIN.StylusHasTwist=1; }
            MAIN.EraserDeviation = MAIN.StylusDeviation; MAIN.EraserOrientation = MAIN.StylusOrientation;
            MAIN.EraserPressure = MAIN.StylusPressure;
            MAIN.IsPen = 1; MAIN.PointerIsEraser = ((pkt.pkStatus & TPS_INVERT) == TPS_INVERT);
            point.x = pkt.pkX; point.y = pkt.pkY; ScreenToClient(hwnd, &point);
            la_SendMouseEvent(hwnd, LA_MOUSEMOVE, point.x, point.y);
        }
        return 0; break;

    case WM_SYSCOMMAND:
        switch (wparam) {
        case SC_MAXIMIZE:
        case SC_RESTORE:
            la_CommandResizeWindow(hwnd, 0, 0, LOWORD(lparam), HIWORD(lparam));
            break;
        case SC_KEYMENU:
            return 0;
        }
        break;
    case WM_SIZE:
        if (wparam == SIZE_MINIMIZED) break;
    case WM_MOVE: /* And size */
        la_CommandResizeWindow(hwnd, 0, 0, LOWORD(lparam), HIWORD(lparam));
        break;
    case WM_SETCURSOR:
        if(MAIN.CurrentCursor) return 1;
        break;
    case WM_POINTERDOWN:
    case WM_POINTERUP:
    case WM_POINTERUPDATE:
        if (MAIN.InkOrWinTab) { break;/* Use WinTab. */ }
        pointerId = GET_POINTERID_WPARAM(wparam);
        pointerType = PT_POINTER;

        if(!GetPointerType(pointerId, &pointerType)){
            pointerType = PT_POINTER;
        }
        if(pointerType == PT_PEN){
            if(GetPointerPenInfoHistory(pointerId, &peninfonum, penInfo)){
                for (int i = peninfonum-1; i>=0; i--) {
                    point.x = penInfo[i].pointerInfo.ptPixelLocation.x; point.y = penInfo[i].pointerInfo.ptPixelLocation.y;
                    ScreenToClient(hwnd, &point);
                    MAIN.IsPen = 1; MAIN.StylusPressure = (real)penInfo[i].pressure / 1024; MAIN.PointerIsEraser = 0;
                    switch (penInfo[i].pointerInfo.ButtonChangeType) {
                    case POINTER_CHANGE_FIRSTBUTTON_DOWN: la_SendMouseEvent(hwnd, LA_L_MOUSE_DOWN, point.x, point.y); break;
                    case POINTER_CHANGE_FIRSTBUTTON_UP: la_SendMouseEvent(hwnd, LA_L_MOUSE_UP, point.x, point.y); break;
                    case POINTER_CHANGE_SECONDBUTTON_DOWN: la_SendMouseEvent(hwnd, LA_M_MOUSE_DOWN, point.x, point.y); break;
                    case POINTER_CHANGE_SECONDBUTTON_UP: la_SendMouseEvent(hwnd, LA_M_MOUSE_UP, point.x, point.y); break;
                    case POINTER_CHANGE_THIRDBUTTON_DOWN: la_SendMouseEvent(hwnd, LA_R_MOUSE_DOWN, point.x, point.y); break;
                    case POINTER_CHANGE_THIRDBUTTON_UP: la_SendMouseEvent(hwnd, LA_R_MOUSE_UP, point.x, point.y); break;
                    }
                    la_SendMouseEvent(hwnd, LA_MOUSEMOVE, point.x, point.y);
                }
            }
            SkipPointerFrameMessages(pointerId);
            return 0;
        }
        else if (pointerType == PT_TOUCH){
            if (GetPointerTouchInfo(pointerId, &touchInfo)) {
                point.x = touchInfo.pointerInfo.ptPixelLocation.x; point.y = touchInfo.pointerInfo.ptPixelLocation.y;
                ScreenToClient(hwnd, &point);
                MAIN.IsPen = 1; MAIN.StylusPressure = (real)touchInfo.pressure / 1024; MAIN.PointerIsEraser = 1;
            }
        }
        break;

    case WM_SYSKEYDOWN:
        if (lparam & 0x40000000) break;
        la_SendKeyboardEvent(hwnd, LA_KEY_DOWN, la_TranslateSpecialKey(wparam));
        break;
    case WM_KEYDOWN:
        if (lparam & 0x40000000) break;
        vkey = wparam;
        la_SendKeyboardEvent(hwnd, LA_KEY_DOWN, la_TranslateSpecialKey(vkey));
        break;
    case WM_KEYUP:
        la_SendKeyboardEvent(hwnd, LA_KEY_UP, la_TranslateSpecialKey(wparam));
        break;
    case WM_SYSKEYUP:
        la_SendKeyboardEvent(hwnd, LA_KEY_UP, la_TranslateSpecialKey(wparam));
        break;
    case WM_UNICHAR:
        la_SendInputEvent(hwnd, wparam);
        break;
    case WM_IME_CHAR:
        la_SendInputEvent(hwnd, wparam);
        return 0;
    case WM_CHAR:
        la_SendInputEvent(hwnd, wparam);
        break;

    case WM_SHOWWINDOW:
        //SendCommandEvent(hwnd, EVT_WND_SIZE_FINISH);
        break;

    case WM_CLOSE:
        if (!la_OnWindowDestroy(hwnd)) return 0; return 1;
        break;
    default:
        return DefWindowProc(hwnd, message, wparam, lparam);
    }
    return DefWindowProc(hwnd, message, wparam, lparam);
}
LRESULT CALLBACK LA_ProgressWindowProc(HWND hwnd, UINT message, WPARAM wparam, LPARAM lparam){
    return DefWindowProc(hwnd, message, wparam, lparam);
}
#endif

int la_UpdateOperatorHints(laWindow* w){
    laSafeString* ss=0;
    for(laOperator* o=w->Operators.pFirst;o;o=o->Item.pNext){
        if(o->RuntimeHint&&o->RuntimeHint->Ptr){ strSafePrint(&ss, "%s | %s  ", o->Type->Name, o->RuntimeHint->Ptr);}
    }
    if((w->OperatorHints&&ss&&strSame(ss->Ptr,w->OperatorHints->Ptr))||(!w->OperatorHints&&!ss)){ //pass
    }else{
        if(ss){ strSafeSet(&w->OperatorHints,ss->Ptr); } else { strSafeDestroy(&w->OperatorHints); }
        laNotifyUsers("la.windows.operator_hints");//printf("op hint\n");
    }
    strSafeDestroy(&ss);
}
int la_HandleSingleEvent(laEvent *e, laListHandle *Operators){
    laOperator *a, *NextA = 0;
    int Result = 0;
    laConfirmData *ConfirmData = 0, *NextConfirmData = 0;

    if(MAIN.InputProcess){ MAIN.InputProcess(e); }

    a = Operators->pFirst;

    la_DestroyConfirmData(&MAIN.InvokeConfirmData);

    while (1){
        if (!a) break;

        if (a->StopNow){
            NextA = a->Item.pNext;
            if (a->Type->Exit) a->Type->Exit(a, Result);

            ConfirmData = a->NextConfirmData;
            if (a->ConfirmData) la_DestroyConfirmData(&a->ConfirmData);

            NextConfirmData = ConfirmData;
            a->ConfirmData = 0;
            a->NextConfirmData = 0;

            la_DestroyOperator(&a, Operators, 0);
            a = NextA;
            if (a){
                a->ConfirmData = NextConfirmData;
            }
            continue;
        }

        a->Using = 1;

        la_SetPropMathcerContext(a->ToPanel);
        laSetOperatorLocalizer(a->ToPanel);
        MAIN.CurrentPanel = a->ToPanel;

        if (a->Type->ExtraMark & LA_EXTRA_TO_PANEL){
            laWindowToLocal(a, a->ToPanel, &e->x, &e->y);
            e->Localized = 1;
        }

        if (a->State & LA_BLOCK){ Result = a->Type->Modal(a, e); }
        
        if (a->Type->ExtraMark & LA_EXTRA_TO_PANEL){
            laLocalToWindow(a, a->ToPanel, &e->x, &e->y);
            e->Localized = 0;
        }

        la_SetPropMathcerContext(0);
        laSetOperatorLocalizer(0);
        MAIN.CurrentPanel = 0;

        a->Using = 0;

        if (Result & LA_PASS_ON){
            laConfirmSameDataIfAny(a);
            NextA = a->Item.pNext;
        }else{
            NextA = 0;
            if (a->NextConfirmData){
                la_DestroyConfirmData(&a->NextConfirmData);
            }
        }

        ConfirmData = a->NextConfirmData;
        if (a->ConfirmData) la_DestroyConfirmData(&a->ConfirmData);

        NextConfirmData = ConfirmData;
        a->ConfirmData = 0;
        a->NextConfirmData = 0;

        if (Result & LA_FINISH || Result == LA_CANCEL || (a->StopNow && a->Using == 0)){
            if (a->Type->Exit) a->Type->Exit(a, Result);
            la_DestroyOperator(&a, Operators, 0);
            int found=0;
            for(laOperator*iop=Operators->pFirst;iop;iop=iop->Item.pNext){ if(iop==NextA){found=1;} }
            if(!found){ NextA=0; }
            if(Result == LA_OPERATOR_CALLS_SHUTOFF){ return 0; }
        }

        a = NextA;

        if (a){
            a->ConfirmData = NextConfirmData;
        }
    }
    return 1;
}
int la_HandleEvents(laWindow *w){
    laEvent *e, *NextE;
    laOperator *a;
    laThreadNotifier *tn;

    MAIN.CurrentWindow=w;

    //laSpinLock(&MAIN.csNotifier);
    while (tn = lstPopItem(&MAIN.ThreadNotifiers)){
        //laSpinUnlock(&MAIN.csNotifier);
        laNotifyUsers(tn->Path);
        FreeMem(tn);
        //if (MAIN.ThreadNotifiers.pFirst)
            //laSpinLock(&MAIN.csNotifier);
    }
    //laSpinUnlock(&MAIN.csNotifier);

    while (1){
        if (MAIN.ReTriggerOperators) laSendOperatorTriggerEvent();
        while (w->EventList.pFirst){
            while (w->PendingOperators.pLast){
                a = w->PendingOperators.pLast;
                if (a->OperatorPanel){
                    laSetOperatorLocalizer(a->OperatorPanel);
                    if (a->OperatorPanel->Mode == LA_PANEL_FLOATING_TOP)
                        laInvokeUi(a, "LA_modal_panel_operator", 0, a->OperatorPanel, 0, 1);
                }
                lstRemoveItem(&w->PendingOperators, a);
                lstPushItem(&w->Operators, a);
            }

            e = lstPopItem(&w->EventList);

            if (e && !w->Operators.pFirst){ laInvokeUi(0, "LA_window_operator", e, w, 0, 0); }

            if (e) if(!la_HandleSingleEvent(e, &w->Operators)){ la_StopAllOperators(); memFree(e); return 0; } //EXIT

            memFree(e);
        }
        MAIN.ControllerHasNewAxis = MAIN.ControllerHasNewKey = 0;
        if (!MAIN.ReTriggerOperators) break;
    }
    la_UpdateOperatorHints(w);
    return 1;
}
int la_AllowInput(uint32_t ch){
    if(ch>=32 || ch==U'\n' || ch==U'\t' || ch==U'\b') return 1;
    return 0;
}
int laCopyToClipboard(unsigned char * text){
#ifdef __linux__
	XEvent event; SYSWINDOW owner, window=MAIN.CurrentWindow->win;
	XSetSelectionOwner(MAIN.dpy, MAIN.selection, window, 0);
	if (XGetSelectionOwner (MAIN.dpy, MAIN.selection) != window) return 0;
    strSafeSet(&MAIN.CopyPending, text);
#endif
}
int la_ProcessSysMessage(){
    int SendDelay = 0, SendIdle = 0;
    if (!MAIN.DelayTriggered && MAIN.TimeAccum - MAIN.DelayStart > MAIN.DelayTime) SendDelay = 1;
    if (!MAIN.IdleTriggered && MAIN.TimeAccum - MAIN.IdleStart > MAIN.IdleTime) SendIdle = 1;
#ifdef __linux__
    XEvent e;
    int type;

    int InputCount = 0, CharCount=0;
    KeySym InputKeysym = 0;
    Status InputStatus = 0;
    laWindow* wnd ;

    while(XPending(MAIN.dpy)){
        XGenericEventCookie *cookie = &e.xcookie;
        XNextEvent(MAIN.dpy, &e);
        if (XFilterEvent(&e, None)) continue;
        SendIdle=0; MAIN.IdleStart=MAIN.TimeAccum; MAIN.IdleTriggered=0;

        if (cookie->type == GenericEvent && cookie->extension == MAIN.xi_opcode && XGetEventData(MAIN.dpy, cookie)){
            if (cookie->evtype == XI_RawMotion) la_RecordWacomMotions(cookie->data);
            XFreeEventData(MAIN.dpy, cookie); continue;
        }
            
        switch(e.type){
        case ConfigureNotify:
            la_CommandResizeWindow(e.xconfigure.window, e.xconfigure.x, e.xconfigure.y, e.xconfigure.width, e.xconfigure.height);
            break;
        case Expose:
            wnd = lstFindItem(e.xexpose.window, la_IsThisSysWindow, &MAIN.Windows);
            if(!wnd) break;
            laRefreshWindow(wnd);
            break;
        case MotionNotify:
            la_SendMouseEvent(e.xmotion.window, LA_MOUSEMOVE, e.xmotion.x,e.xmotion.y);
            MAIN.IsPen=0;
            break;
        case ButtonPress:
            type=LA_MOUSEDOWN;
            if(e.xbutton.button==1){type|=LA_KEY_MOUSE_LEFT;}
            elif(e.xbutton.button==2){type|=LA_KEY_MOUSE_MIDDLE;}
            elif(e.xbutton.button==3){type|=LA_KEY_MOUSE_RIGHT;}
            elif(e.xbutton.button==4){type=LA_MOUSEUP|LA_KEY_MOUSE_SCROLL;}
            elif(e.xbutton.button==5){type=LA_MOUSEDOWN|LA_KEY_MOUSE_SCROLL;}
            la_SendMouseEvent(e.xbutton.window, type, e.xbutton.x,e.xbutton.y);
            MAIN.IsPen=0;
            break;
        case ButtonRelease:
            type=LA_MOUSEUP;
            if(e.xbutton.button==1){type|=LA_KEY_MOUSE_LEFT;}
            elif(e.xbutton.button==2){type|=LA_KEY_MOUSE_MIDDLE;}
            elif(e.xbutton.button==3){type|=LA_KEY_MOUSE_RIGHT;}
            la_SendMouseEvent(e.xbutton.window, type, e.xbutton.x,e.xbutton.y);
            MAIN.IsPen=0;
            break;
        case KeyPress:
                InputCount=Xutf8LookupString(MAIN.ic, (XKeyPressedEvent*)&e, MAIN.InputBuf, MAIN.InputBufMax, &InputKeysym, &InputStatus);
                MAIN.InputBuf[InputCount]=0;
                if (InputStatus==XBufferOverflow)  printf("XInputBufferOverflow\n");
                if (InputStatus == XLookupKeySym || InputStatus == XLookupBoth) { /*printf("status: %d\n", InputStatus);*/ }
            if (InputCount){ MAIN.InputBuf[InputCount]=0; } strToUnicode(MAIN.InputBufU,MAIN.InputBuf); int UCount=strlenU(MAIN.InputBufU);
            for(int i=0;i<UCount;i++){ if(la_AllowInput(MAIN.InputBufU[i])) la_SendInputEvent(e.xkey.window, MAIN.InputBufU[i]); }
            if(InputKeysym=XkbKeycodeToKeysym(e.xkey.display, e.xkey.keycode, 0, 0)){
#ifdef DEBUG
                printf("pressed KEY: %d\n", (int)InputKeysym);
#endif
                la_SendKeyboardEvent(e.xkey.window, LA_KEY_DOWN, la_TranslateSpecialKey(InputKeysym));
            }
            break;
        case KeyRelease:
            if(InputKeysym=XkbKeycodeToKeysym(e.xkey.display, e.xkey.keycode, 0, 0)){
                la_SendKeyboardEvent(e.xkey.window, LA_KEY_UP, la_TranslateSpecialKey(InputKeysym));
            }
        case ClientMessage:
            if(e.xclient.data.l[0]==MAIN.MsgDelWindow){
                if(la_OnWindowDestroy(e.xclient.window)){ return 0; }
            }
            break;
        case SelectionNotify:
            if(e.xselection.selection != MAIN.bufid) continue;
            if (e.xselection.property){
                char *result; unsigned long ressize, restail; int resbits; Atom fmtid;
                XGetWindowProperty(MAIN.dpy, MAIN.CurrentWindow->win, MAIN.propid, 0, LONG_MAX/4, False, AnyPropertyType,
                &fmtid, &resbits, &ressize, &restail, (unsigned char**)&result);

                if (fmtid == MAIN.incrid) logPrintNew("Pasted buffer is too large and INCR reading is not implemented yet.\n");
                else if(result) {
                    arrEnsureLength(&MAIN.InputBufU, strlen(result), &MAIN.InputBufUMax, sizeof(uint32_t));
                    strToUnicode(MAIN.InputBufU,result); int UCount=strlenU(MAIN.InputBufU);
                    for(int i=0;i<UCount;i++){ if(la_AllowInput(MAIN.InputBufU[i])) la_SendInputEvent(e.xkey.window, MAIN.InputBufU[i]); }
                }

                XFree(result);
                return True;
            }
        case SelectionRequest:
            if(!MAIN.CopyPending){ break; }
            char* text=MAIN.CopyPending->Ptr; int size=strlen(text);
			if (e.xselectionrequest.selection != MAIN.selection) break;
			XSelectionRequestEvent * xsr = &e.xselectionrequest;
			XSelectionEvent ev = {0};
			int R = 0;
			ev.type = SelectionNotify, ev.display = xsr->display, ev.requestor = xsr->requestor,
			ev.selection = xsr->selection, ev.time = xsr->time, ev.target = xsr->target, ev.property = xsr->property;
			if (ev.target == MAIN.targets_atom) R = XChangeProperty (ev.display, ev.requestor, ev.property, XA_ATOM, 32,
					PropModeReplace, (unsigned char*)&MAIN.UTF8, 1);
			else if (ev.target == XA_STRING || ev.target == MAIN.text_atom) 
				R = XChangeProperty(ev.display, ev.requestor, ev.property, XA_STRING, 8, PropModeReplace, text, size);
			else if (ev.target == MAIN.UTF8)
				R = XChangeProperty(ev.display, ev.requestor, ev.property, MAIN.UTF8, 8, PropModeReplace, text, size);
			else ev.property = None;
			if ((R & 2) == 0) XSendEvent (MAIN.dpy, ev.requestor, 0, 0, (XEvent *)&ev);
			break;
        case SelectionClear:
			break;
        default:
            break;
        }
    }
#endif //linux
#ifdef _WIN32
    MSG msg; int Processed = 0;
    if (PeekMessage(&msg, 0, 0, 0, PM_NOREMOVE) != 0) Processed = 1;

    while (PeekMessage(&msg, 0, 0, 0, PM_REMOVE)) {
        if (msg.wParam == VK_PROCESSKEY) {
            msg.wParam = ImmGetVirtualKey(msg.hwnd);
        }
        TranslateMessage(&msg); DispatchMessage(&msg);
        SendIdle = 0; MAIN.IdleStart = MAIN.TimeAccum; MAIN.IdleTriggered = 0;
    };
    if(!MAIN.Windows.pFirst){ return 0; }
#endif

    for(laWindow* w=MAIN.Windows.pFirst;w;w=w->Item.pNext){
        if(SendDelay) { la_SendTimerEvent(w->win, LA_TIME_DELAY); MAIN.DelayTriggered=1; }
        if(SendIdle) { la_SendTimerEvent(w->win, LA_TIME_IDLE);  MAIN.IdleTriggered=1; }
    }
    return 1;
};

void la_PrintOperatorStack(){
    laWindow *w = MAIN.CurrentWindow;
    laOperator *a;
    printf("\n");
    for (a = w->Operators.pFirst; a; a = a->Item.pNext){
        printf("OP [%-25s] For [0x%08x]  Child[%-25s][0x%08x]\n",
               a->Type->Identifier, a->Instance,
               (a->Child ? a->Child->Type->Identifier : ""), a->Child);
    }
}

void la_DrawWindow(laWindow *w){
    if(!w->Redraw) return; w->Redraw=0; w->RedrawTouched=1;
    MAIN.CurrentWindow = w;
    la_WindowDefDraw(w, 0);
}
int laFinalize(){
    if(!laValidateProperties()){ laShutoff(0); return 0; }
    
    laUiTemplate* uit;
    while(uit=lstPopItem(&MAIN.InitPanelTemplates)) lstAppendItem(&MAIN.PanelTemplates,uit);

    return 1;
}
void la_PreFrame(){
    if(MAIN.PreFrame){ MAIN.PreFrame(); }
    la_AnimationPreFrame();
    if(MAIN.InitArgs.HasAudio) la_AudioPreFrame();
}
void la_PostFrame(){
    laPanel* p; while(p=lstPopPointer(&MAIN.DeferredRedrawList)){ laRedrawPanel(p); }
    if(MAIN.PostFrame){ MAIN.PostFrame(); }
}
void laMainLoop(){
    laWindow *w = MAIN.Windows.pFirst, *NextW;
    laTimeRecorder FrameStartTime, FrameEndTime;
    time_t t1, t2;
    real TimeInterval, Pause, TimeAccum = 0, FrameInterval;
    static int a = 0;

    if(!laFinalize()) return;

    laSetWindowCursor(LA_ARROW);
    MAIN.DelayTriggered=1;

    while (1){
        laRecordTime(&FrameStartTime);

        la_PreFrame();

        if(!la_ProcessSysMessage()){ return; }

        la_UpdateControllerStatus();

        if(MAIN.GraphNeedsRebuild){ MAIN.GraphNeedsRebuild = 0; }

        for (w=MAIN.Windows.pFirst;w;w = NextW){
            NextW = w->Item.pNext;
            if(!la_HandleEvents(w)){ laShutoff(1); return; }
        }

        if(MAIN.PreDraw){ MAIN.PreDraw(); }

        for(w=MAIN.Windows.pFirst;w;w=w->Item.pNext){
            tnsSwitchToCurrentWindowContext(w); la_SetupWindowGLStates(w);
            if(MAIN.GLDebugNeedsUpdate){
                la_SetCurrentGLContextDebug();
            }
            la_DrawWindow(w);
        }
        for(w=MAIN.Windows.pFirst;w;w=w->Item.pNext){
            if(!w->RedrawTouched) continue; w->RedrawTouched=0;
#ifdef __linux__
    #ifdef LA_USE_GLES
            eglSwapBuffers(MAIN.egl_dpy, w->egl_surf);
    #else
            glXSwapBuffers(MAIN.dpy, w->win); //XSync(MAIN.dpy,0);
    #endif
#endif
#ifdef _WIN32
            SwapBuffers(w->hdc);
#endif
        }
        MAIN.GLDebugNeedsUpdate=0;

        la_PostFrame();

        //t2 = clock();
        laRecordTime(&FrameEndTime);
        TimeInterval = laTimeElapsedSecondsf(&FrameEndTime, &FrameStartTime);
        Pause = (1.0 / MAIN.TopFramerate - TimeInterval);

        if (Pause > 0){
            int us = Pause * 1000000.0;
            usleep(us);
        }

        MAIN.TimeAccum += (MAIN.LastFrameTime = Pause+TimeInterval);
        //FrameInterval = 1.0 / MAIN.Animation.FrameRate;

        la_AnimationPostFrame();
    }
}

#ifdef LA_ANDROID

void android_main(struct android_app *app){
    char arg0[] = "lagui";     // NOTE: argv[] are mutable
    CORE.Android.app = app;
    // NOTE: Return from main is ignored
    (void)main(1, (char *[]) { arg0, NULL });
    // Request to end the native activity
    ANativeActivity_finish(app->activity);
    // Android ALooper_pollAll() variables
    int pollResult = 0;
    int pollEvents = 0;
    // Waiting for application events before complete finishing
    while (!app->destroyRequested)
    {
        while ((pollResult = ALooper_pollAll(0, NULL, &pollEvents, (void **)&CORE.Android.source)) >= 0)
        {
            if (CORE.Android.source != NULL) CORE.Android.source->process(app, CORE.Android.source);
        }
    }
}

#endif //android