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# Copyright (C) 2007, One Laptop Per Child
#
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2 of the License, or (at your option) any later version.
#
# This library 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
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library; if not, write to the
# Free Software Foundation, Inc., 59 Temple Place - Suite 330,
# Boston, MA 02111-1307, USA.
import sys
import os
import logging
import gobject
import gtk
from sugar.graphics import units
class ComboBox(gtk.ComboBox):
__gtype_name__ = 'SugarComboBox'
__gproperties__ = {
'value' : (object, None, None,
gobject.PARAM_READABLE)
}
def __init__(self):
gtk.ComboBox.__init__(self)
self._text_renderer = None
self._icon_renderer = None
self._model = gtk.ListStore(gobject.TYPE_PYOBJECT,
gobject.TYPE_STRING,
gtk.gdk.Pixbuf,
gobject.TYPE_BOOLEAN)
self.set_model(self._model)
self.set_row_separator_func(self._is_separator)
def do_get_property(self, pspec):
if pspec.name == 'value':
action_id, text, icon_name, is_separator = self.get_active_item()
return action_id
else:
return gtk.ComboBox.do_get_property(self, pspec)
def append_item(self, action_id, text, icon_name=None):
if not self._icon_renderer and icon_name:
self._icon_renderer = gtk.CellRendererPixbuf()
self._icon_renderer.props.stock_size = units.microgrid_to_pixels(3)
self.pack_start(self._icon_renderer, False)
self.add_attribute(self._icon_renderer, 'pixbuf', 2)
if not self._text_renderer and text:
self._text_renderer = gtk.CellRendererText()
self.pack_end(self._text_renderer, True)
self.add_attribute(self._text_renderer, 'text', 1)
if icon_name:
width, height = gtk.icon_size_lookup(gtk.ICON_SIZE_MENU)
if os.path.isfile(icon_name):
pixbuf = gtk.gdk.pixbuf_new_from_file_at_size(icon_name, width, height)
else:
icon_theme = gtk.icon_theme_get_default()
pixbuf = icon_theme.load_icon(icon_name, width, 0)
else:
pixbuf = None
self._model.append([action_id, text, pixbuf, False])
def append_separator(self):
self._model.append([0, None, None, True])
def get_active_item(self):
index = self.get_active()
if index == -1:
index = 0
row = self._model.iter_nth_child(None, index)
return self._model[row]
def _is_separator(self, model, row):
action_id, text, icon_name, is_separator = model[row]
return is_separator
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