keepicon.py

   1 # Copyright (C) 2006, Red Hat, Inc.
   2 #
   3 # This program is free software; you can redistribute it and/or modify
   4 # it under the terms of the GNU General Public License as published by
   5 # the Free Software Foundation; either version 2 of the License, or
   6 # (at your option) any later version.
   7 #
   8 # This program is distributed in the hope that it will be useful,
   9 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  10 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11 # GNU General Public License for more details.
  12 #
  13 # You should have received a copy of the GNU General Public License
  14 # along with this program; if not, write to the Free Software
  15 # Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  16
  17 import gobject
  18 import hippo
  19
  20 from sugar.graphics.icon import CanvasIcon
  21 from sugar.graphics import style
  22 from sugar import profile
  23
  24 class KeepIcon(CanvasIcon):
  25     __gproperties__ = {
  26         'keep' : (bool, None, None, False,
  27                   gobject.PARAM_READWRITE)
  28     }
  29
  30     def __init__(self, keep):
  31         CanvasIcon.__init__(self, icon_name='emblem-favorite',
  32                             box_width=style.GRID_CELL_SIZE * 3 / 5,
  33                             size=style.SMALL_ICON_SIZE)
  34         self.connect('motion-notify-event', self.__motion_notify_event_cb)
  35
  36         self._keep = None
  37         self._set_keep(keep)
  38
  39     def _set_keep(self, keep):
  40         if keep == self._keep:
  41             return
  42
  43         self._keep = keep
  44         if keep:
  45             self.props.xo_color = profile.get_color()
  46         else:
  47             self.props.stroke_color = style.COLOR_BUTTON_GREY.get_svg()
  48             self.props.fill_color = style.COLOR_TRANSPARENT.get_svg()
  49
  50     def do_set_property(self, pspec, value):
  51         if pspec.name == 'keep':
  52             self._set_keep(value)
  53         else:
  54             CanvasIcon.do_set_property(self, pspec, value)
  55
  56     def do_get_property(self, pspec):
  57         if pspec.name == 'keep':
  58             return self._keep
  59         else:
  60             return CanvasIcon.do_get_property(self, pspec)
  61
  62     def __motion_notify_event_cb(self, icon, event):
  63         if not self._keep:
  64             if event.detail == hippo.MOTION_DETAIL_ENTER:
  65                 icon.props.fill_color = style.COLOR_BUTTON_GREY.get_svg()
  66             elif event.detail == hippo.MOTION_DETAIL_LEAVE:
  67                 icon.props.fill_color = style.COLOR_TRANSPARENT.get_svg()
  68