Fix #126295:

Fix #126295:

2004-07-14  Federico Mena Quintero  <federico@ximian.com>

	Fix #126295:

	* gtk/gtktreeview.c (gtk_tree_view_bin_expose): Draw a focus
	indicator along the edge of the bin_window when the tree is empty.
	(grab_focus_and_unset_draw_keyfocus): New helper function.
	(gtk_tree_view_button_press): Remove a bit of superfluous code.
	Use the helper function to save on duplicated code.
	(gtk_tree_view_button_press): Grab the focus if the tree is empty.
	(gtk_tree_view_focus): Allow focusing into an empty tree.