Inhibit floating panels from passing mouse event down

resources/la_operators.c

@@ -1573,6 +1573,8 @@ int OPMOD_Panel(laOperator *a, laEvent *e){
         return LA_RUNNING;
     }
 
+    if(p->Mode&&e->Type&LA_MOUSE_EVENT){ return LA_RUNNING; }
+
     return RET;
 }
 int OPMOD_MenuPanel(laOperator *a, laEvent *e){