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# Copyright (C) 2007, Red Hat, Inc.
# Copyright (C) 2012, Daniel Francis
#
# 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 logging
from gi.repository import GObject
from gi.repository import Gtk
from sugar3.graphics.icon import Icon
from sugar3.graphics.palette import Palette, ToolInvoker
def _add_accelerator(tool_button):
if not tool_button.props.accelerator or not tool_button.get_toplevel() or \
not tool_button.get_child():
return
# TODO: should we remove the accelerator from the prev top level?
if not hasattr(tool_button.get_toplevel(), 'sugar_accel_group'):
logging.warning('No Gtk.AccelGroup in the top level window.')
return
accel_group = tool_button.get_toplevel().sugar_accel_group
keyval, mask = Gtk.accelerator_parse(tool_button.props.accelerator)
# the accelerator needs to be set at the child, so the Gtk.AccelLabel
# in the palette can pick it up.
accel_flags = Gtk.AccelFlags.LOCKED | Gtk.AccelFlags.VISIBLE
tool_button.get_child().add_accelerator('clicked', accel_group,
keyval, mask, accel_flags)
def _hierarchy_changed_cb(tool_button, previous_toplevel):
_add_accelerator(tool_button)
def setup_accelerator(tool_button):
_add_accelerator(tool_button)
tool_button.connect('hierarchy-changed', _hierarchy_changed_cb)
class ToggleToolButton(Gtk.ToggleToolButton):
__gtype_name__ = 'SugarToggleToolButton'
def __init__(self, icon_name=None):
GObject.GObject.__init__(self)
self._palette_invoker = ToolInvoker(self)
if icon_name:
self.set_icon_name(icon_name)
self.connect('destroy', self.__destroy_cb)
def __destroy_cb(self, icon):
if self._palette_invoker is not None:
self._palette_invoker.detach()
def set_icon_name(self, icon_name):
icon = Icon(icon_name=icon_name)
self.set_icon_widget(icon)
icon.show()
def get_icon_name(self):
if self.props.icon_widget is not None:
return self.props.icon_widget.props.icon_name
else:
return None
icon_name = GObject.property(type=str, setter=set_icon_name,
getter=get_icon_name)
def create_palette(self):
return None
def get_palette(self):
return self._palette_invoker.palette
def set_palette(self, palette):
self._palette_invoker.palette = palette
palette = GObject.property(
type=object, setter=set_palette, getter=get_palette)
def get_palette_invoker(self):
return self._palette_invoker
def set_palette_invoker(self, palette_invoker):
self._palette_invoker.detach()
self._palette_invoker = palette_invoker
palette_invoker = GObject.property(
type=object, setter=set_palette_invoker, getter=get_palette_invoker)
def set_tooltip(self, text):
self.set_palette(Palette(text))
def set_accelerator(self, accelerator):
self._accelerator = accelerator
setup_accelerator(self)
def get_accelerator(self):
return self._accelerator
accelerator = GObject.property(type=str, setter=set_accelerator,
getter=get_accelerator)
def do_draw(self, cr):
child = self.get_child()
if self.palette and self.palette.is_up():
allocation = self.get_allocation()
# draw a black background, has been done by the engine before
cr.set_source_rgb(0, 0, 0)
cr.rectangle(0, 0, allocation.width, allocation.height)
cr.paint()
Gtk.ToggleToolButton.do_draw(self, cr)
if self.palette and self.palette.is_up():
invoker = self.palette.props.invoker
invoker.draw_rectangle(cr, self.palette)
return False
def do_clicked(self):
if self.palette:
self.palette.popdown(True)
palette = property(get_palette, set_palette)
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