static gboolean icvOnMouse( GtkWidget *widget, GdkEvent *event, gpointer user_data )
{
// TODO move this logic to CvImageWidget
+ // TODO add try-catch wrappers into all callbacks
CvWindow* window = (CvWindow*)user_data;
+ if (!window || !widget ||
+ window->signature != CV_WINDOW_MAGIC_VAL ||
+ window->widget != widget ||
+ !window->on_mouse)
+ return FALSE;
+
CvPoint2D32f pt32f = {-1., -1.};
CvPoint pt = {-1,-1};
int cv_event = -1, state = 0, flags = 0;
CvImageWidget * image_widget = CV_IMAGE_WIDGET( widget );
- if( window->signature != CV_WINDOW_MAGIC_VAL ||
- window->widget != widget || !window->widget ||
- !window->on_mouse /*|| !image_widget->original_image*/)
- return FALSE;
-
if( event->type == GDK_MOTION_NOTIFY )
{
GdkEventMotion* event_motion = (GdkEventMotion*)event;
pt = cvPointFrom32f( pt32f );
}
- if((unsigned)pt.x < (unsigned)(image_widget->original_image->width) &&
- (unsigned)pt.y < (unsigned)(image_widget->original_image->height) )
+ if (!image_widget->original_image/*OpenGL*/ || (
+ (unsigned)pt.x < (unsigned)(image_widget->original_image->width) &&
+ (unsigned)pt.y < (unsigned)(image_widget->original_image->height)
+ ))
{
flags |= BIT_MAP(state, GDK_SHIFT_MASK, CV_EVENT_FLAG_SHIFTKEY) |
BIT_MAP(state, GDK_CONTROL_MASK, CV_EVENT_FLAG_CTRLKEY) |