sugar-toolkit-gtk3/sugar/graphics/toggletoolbutton.py

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# Copyright (C) 2007, Red Hat, Inc.
#
# 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 gtk
from sugar.graphics.icon import Icon
from sugar.graphics.palette import Palette, WidgetInvoker
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class ToggleToolButton(gtk.ToggleToolButton):
__gtype_name__ = "SugarToggleToolButton"
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def __init__(self, named_icon=None):
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gtk.ToggleToolButton.__init__(self)
self._palette = None
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self.set_named_icon(named_icon)
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def set_named_icon(self, named_icon):
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icon = Icon(named_icon)
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self.set_icon_widget(icon)
icon.show()
def get_palette(self):
return self._palette
def set_palette(self, palette):
self._palette = palette
self._palette.props.invoker = WidgetInvoker(self.child)
self._palette.props.draw_gap = True
self._palette.connect("popup", self._palette_changed)
self._palette.connect("popdown", self._palette_changed)
def set_tooltip(self, text):
self._palette = Palette(text)
self._palette.props.invoker = WidgetInvoker(self.child)
def do_expose_event(self, event):
if self._palette and self._palette.props.draw_gap:
if self._palette.is_up() or self.child.state == gtk.STATE_PRELIGHT:
invoker = self._palette.props.invoker
invoker.draw_invoker_rect(event, self._palette)
gtk.ToggleToolButton.do_expose_event(self, event)
def _palette_changed(self, palette):
# Force a redraw to update the invoker rectangle
self.queue_draw()
palette = property(get_palette, set_palette)