2002-03-13  Sven Neumann  <sven@gimp.org>

	* app/core/core-enums.h: register GimpChannelType and
	GimpSelectionControl enums with the type system.

	* app/core/gimpimage.c: use them in signal declarations.

	* app/widgets/Makefile.am
	* app/widgets/widgets-enums.h
	* app/widgets/widgets-types.h: split enums into it's own file and
	generate widgets-enums.c. Register GimpZoomType enum.

	* app/widgets/gimpnavigationpreview.c: use GIMP_TYPE_ZOOM_TYPE.