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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.
"""
STABLE.
"""
import gobject
import gtk
class ComboBox(gtk.ComboBox):
__gtype_name__ = 'SugarComboBox'
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 get_value(self):
"""
Parameters
----------
None :
Returns:
--------
value :
"""
row = self.get_active_item()
if not row:
return None
return row[0]
value = gobject.property(
type=object, getter=get_value, setter=None)
def _get_real_name_from_theme(self, name, size):
icon_theme = gtk.icon_theme_get_default()
width, height = gtk.icon_size_lookup(size)
info = icon_theme.lookup_icon(name, max(width, height), 0)
if not info:
raise ValueError("Icon '" + name + "' not found.")
fname = info.get_filename()
del info
return fname
def append_item(self, action_id, text, icon_name=None, file_name=None):
"""
Parameters
----------
action_id :
text :
icon_name=None :
file_name=None :
Returns
-------
None
"""
if not self._icon_renderer and (icon_name or file_name):
self._icon_renderer = gtk.CellRendererPixbuf()
settings = self.get_settings()
w, h = gtk.icon_size_lookup_for_settings(
settings, gtk.ICON_SIZE_MENU)
self._icon_renderer.props.stock_size = max(w, h)
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 or file_name:
if text:
size = gtk.ICON_SIZE_MENU
else:
size = gtk.ICON_SIZE_LARGE_TOOLBAR
width, height = gtk.icon_size_lookup(size)
if icon_name:
file_name = self._get_real_name_from_theme(icon_name, size)
pixbuf = gtk.gdk.pixbuf_new_from_file_at_size(
file_name, width, height)
else:
pixbuf = None
self._model.append([action_id, text, pixbuf, False])
def append_separator(self):
"""
Parameters
----------
None
Returns
-------
None
"""
self._model.append([0, None, None, True])
def get_active_item(self):
"""
Parameters
----------
None
Returns
-------
Active_item :
"""
index = self.get_active()
if index == -1:
index = 0
row = self._model.iter_nth_child(None, index)
if not row:
return None
return self._model[row]
def remove_all(self):
"""
Parameters
----------
None
Returns
-------
None
"""
self._model.clear()
def _is_separator(self, model, row):
return model[row][3]
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