Make Menu items NO_WINDOW widgets.

Make Menu items NO_WINDOW widgets.

Fri Nov 16 00:16:40 2001  Owen Taylor  <otaylor@redhat.com>

	* gtk/{gtkmenuitem.[ch],gtkcheckmenuitem.c,gtkimagemenuitem.c,
	gtkradiomenuitem.c,gtktearoffmenuitem.c}: Make Menu items
	NO_WINDOW widgets.

	* gtk/gtk{h,v,}paned.[ch]: Make NO_WINDOW widgets, some
	cleanup.

	* gtk/gtkstyle.c (gtk_default_draw_handle): Don't assume
	we are drawing in a window when drawing the paned handle.