xstuff: add is_using_x11 ()

wmww · lukefromdc · commit ab19ac4da449 · 2019-01-29T19:09:05.000Z
diff --git a/mate-panel/xstuff.c b/mate-panel/xstuff.c
@@ -46,6 +46,11 @@ static gboolean xstuff_display_is_dead = FALSE;
 #define ZOOM_STEPS  14
 #define ZOOM_DELAY 10
 
+gboolean is_using_x11 ()
+{
+	return GDK_IS_X11_DISPLAY (gdk_display_get_default ());
+}
+
 typedef struct {
 	int size;
 	int size_start;
diff --git a/mate-panel/xstuff.h b/mate-panel/xstuff.h
@@ -12,6 +12,8 @@
 
 #include "panel-enums-gsettings.h"
 
+gboolean is_using_x11                   (void);
+
 void xstuff_zoom_animate                (GtkWidget        *widget,
 					 cairo_surface_t  *surface,
 					 PanelOrientation  orientation,
