app: add gimp_widget_track_monitor()

Which installs a callback that behaves as if GtkWidget had a "monitor-changed" signal. Additionally, moving widgets around between windows is handled automatically.
2016-06-01 20:39:03 +02:00
parent dfc8488dca
commit 71384a4115
3 changed files with 122 additions and 0 deletions
--- a/libgimpwidgets/gimpwidgetsutils.h
+++ b/libgimpwidgets/gimpwidgetsutils.h
@ -46,6 +46,10 @@ void                 gimp_label_set_attributes       (GtkLabel          *label,
 gint                 gimp_widget_get_monitor         (GtkWidget         *widget);
 gint                 gimp_get_monitor_at_pointer     (GdkScreen        **screen);

+void                 gimp_widget_track_monitor       (GtkWidget         *widget,
+                                                      GCallback          monitor_changed_callback,
+                                                      gpointer           user_data);
+
 GimpColorProfile   * gimp_widget_get_color_profile   (GtkWidget         *widget);

 GimpColorTransform * gimp_widget_get_color_transform (GtkWidget         *widget,