Thu Mar 8 00:02:30 2001 Owen Taylor <otaylor@redhat.com>
* gtk/gtkwidget.[ch] (gtk_widget_get_name): Make
G_CONST_RETURN.
* gtk/gtkwidget.[ch] gtk/gtkprivate.h: Add a
::hierarchy-changed signal when a widget changes
from anchored to unanchored or vice versa.
(anchored means
gtk_widget_get_ancestor (widget, GTK_TYPE_WINDOW) != NULL.)
Use a private flag to keep track of this efficiently.