#408327, improve tooltip positioning.

#408327, improve tooltip positioning.

2007-07-13  Kristian Rietveld  <kris@imendio.com>

	#408327, improve tooltip positioning.

	* gtk/gtk.symbols: updated.

	* gtk/gtktooltip.[ch] (gtk_tooltip_position): factor out
	positioning code in here,
	(gtk_tooltip_set_tip_area): new function to set the tooltip
	area,
	(gtk_tooltip_reset), (_gtk_tooltip_handle_event): hide tooltip
	once the pointer leaves the tip area.

	* gtk/gtktreeview.[ch] (gtk_tree_view_set_tooltip_row),
	(gtk_tree_view_set_tooltip_cell): convenience functions to set
	tip area for row/column/cell.

	* tests/testtooltips.c (query_tooltip_tree_view_cb): use
	gtk_tree_view_set_tooltip_row.

svn path=/trunk/; revision=18464