Add an "activate_cursor_item" action signal and bind it to the return key.

Add an "activate_cursor_item" action signal and bind it to the return key.

2004-07-05  Anders Carlsson  <andersca@gnome.org>

	* gtk/gtkiconview.c: (gtk_icon_view_class_init),
	(gtk_icon_view_real_select_cursor_item),
	(gtk_icon_view_real_activate_cursor_item):
	* gtk/gtkiconview.h:
	Add an "activate_cursor_item" action signal
	and bind it to the return key.