2005-04-03  Michael Natterer  <mitch@gimp.org>

	* app/core/gimpimage.[ch]: added new signals "sample-point-added"
	and "sample-point-removed" and public functions to emit them.

	* app/core/gimpimage-sample-points.c (gimp_image_add_sample_point)
	(gimp_image_remove_sample_point): emit them accordingly.

	* app/core/gimpimage-undo-push.c (undo_pop_image_sample_point):
	ditto.

	(undo_pop_image_guide)
	(undo_pop_image_sample_point): added comments why we add/remove
	stuff manually instead of using the GimpImage APIs.

	* app/widgets/Makefile.am
	* app/widgets/widgets-types.h
	* app/widgets/gimpcursorview.[ch]
	* app/widgets/gimpsamplepointeditor.[ch]: new widgets.
	GimpCursorView is a replacement for the info window's "Cursor"
	page, GimpSamplePointEditor is a view on an image's sample points.
	The sample point editor does nothing yet except keeping a 2x2 grid
	of GimpColorFrames. Addresses bug #137776.

	* app/dialogs/dialogs.c
	* app/d...