##	gtkgui_helpers.py
##
## Gajim Team:
##	- Yann Le Boulanger <asterix@lagaule.org>
##	- Vincent Hanquez <tab@snarc.org>
##	- Nikos Kouremenos <kourem@gmail.com>
##	- Dimitur Kirov <dkirov@gmail.com>
##
## This file was initially written by Dimitur Kirov
##
##	Copyright (C) 2003-2005 Gajim Team
##
## This program is free software; you can redistribute it and/or modify
## it under the terms of the GNU General Public License as published
## by the Free Software Foundation; version 2 only.
##
## This program is distributed in the hope that it will be useful,
## but WITHOUT ANY WARRANTY; without even the implied warranty of
## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
## GNU General Public License for more details.
##

import xml.sax.saxutils

def escape_for_pango_markup(string):
	# escapes < > & \ "
	# for pango markup not to break
	if string is None:
		return
	if gtk.pygtk_version >= (2, 8, 0) and gtk.gtk_version >= (2, 8, 0):
		escaped_str = gobject.markup_escape_text(string)
	else:
		escaped_str =xml.sax.saxutils.escape(string, {'\\': '&apos;',
			'"': '&quot;'})
	
	return escaped_str