2004-01-16  Federico Mena Quintero  <federico@ximian.com>

	Fix #130969.

	* gtk/gtkcellrenderer.h (struct _GtkCellRendererClass): Added an
	editing_canceled signal.

	* gtk/gtkcellrenderer.c (gtk_cell_renderer_class_init): Create the
	"editing-canceled" signal.
	(gtk_cell_renderer_editing_canceled): New function.

	* gtk/gtkcellrenderertext.c (gtk_cell_renderer_text_editing_done):
	Call gtk_cell_renderer_editing_canceled().