static gboolean
gdk_mir_event_source_dispatch (GSource *g_source,
GSourceFunc callback,
gpointer user_data)
{
GdkMirEventSource *source = (GdkMirEventSource *) g_source;
GdkEvent *event;
/* First, run the queue of events from the thread */
gdk_mir_event_source_convert_events (source);
/* Next, dispatch one single event from the display's queue.
*
* If there is more than one event then we will soon find ourselves
* back here again.
*/
gdk_threads_enter ();
event = gdk_display_get_event (source->display);
if (event)
{
_gdk_event_emit (event);
gdk_event_free (event);
}
gdk_threads_leave ();
return TRUE;
}
void structGraphicsScreen :: v_getMouseLocation (double *xWC, double *yWC) {
#if cairo
GdkEvent *gevent = gdk_display_get_event (d_display);
if (gevent != NULL) {
if (gevent -> type == GDK_BUTTON_RELEASE) {
theMouseDown = false;
}
gdk_event_free (gevent);
}
gint xDC, yDC;
gdk_window_get_pointer (d_window, & xDC, & yDC, NULL);
Graphics_DCtoWC (this, xDC, yDC, xWC, yWC);
#elif cocoa
#elif win
POINT pos;
if (! GetCursorPos (& pos)) { Melder_warning (L"Cannot get cursor position."); return; }
ScreenToClient (d_winWindow, & pos);
Graphics_DCtoWC (this, pos. x, pos. y, xWC, yWC);
#elif mac
if (HIGetMousePosition != NULL && false) { // AVAILABLE_MAC_OS_X_VERSION_10_5_AND_LATER
//Melder_casual ("HIGetMousePosition exists");
HIPoint mouseLoc;
HIGetMousePosition (kHICoordSpaceWindow, GetWindowFromPort (d_macPort), & mouseLoc);
Graphics_DCtoWC (this, mouseLoc. x, mouseLoc. y, xWC, yWC);
} else {
Point mouseLoc;
GetMouse (& mouseLoc); // AVAILABLE_MAC_OS_X_VERSION_10_0_AND_LATER_BUT_DEPRECATED_IN_MAC_OS_X_VERSION_10_5
Graphics_DCtoWC (this, mouseLoc. h, mouseLoc. v, xWC, yWC);
}
#endif
}
/**
* gdk_event_get:
*
* Checks all open displays for a #GdkEvent to process,to be processed
* on, fetching events from the windowing system if necessary.
* See gdk_display_get_event().
*
* Return value: the next #GdkEvent to be processed, or %NULL if no events
* are pending. The returned #GdkEvent should be freed with gdk_event_free().
**/
GdkEvent*
gdk_event_get (void)
{
GSList *tmp_list;
for (tmp_list = _gdk_displays; tmp_list; tmp_list = tmp_list->next)
{
GdkEvent *event = gdk_display_get_event (tmp_list->data);
if (event)
return event;
}
return NULL;
}
static gboolean
gdk_event_source_dispatch (GSource *source,
GSourceFunc callback,
gpointer user_data)
{
GdkDisplay *display = ((GdkEventSource*) source)->display;
GdkEvent *event;
gdk_threads_enter ();
event = gdk_display_get_event (display);
if (event)
{
_gdk_event_emit (event);
gdk_event_free (event);
}
gdk_threads_leave ();
return TRUE;
}
static gboolean
gdk_event_source_dispatch (GSource *source,
GSourceFunc callback,
gpointer user_data)
{
GdkDisplay *display = ((GdkEventSource*) source)->display;
GdkEvent *event;
GDK_THREADS_ENTER ();
event = gdk_display_get_event (display);
if (event)
{
_gdk_event_emit (event);
gdk_event_free (event);
}
GDK_THREADS_LEAVE ();
return TRUE;
}
static VALUE
rg_event(VALUE self)
{
return GEV2RVAL(gdk_display_get_event(_SELF(self)));
}