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# Copyright (C) 2008, Red Hat, Inc.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program 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 General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
import hippo
import gobject
import logging
from sugar.graphics import style
from sugar.graphics import animator
from sugar.graphics.xocolor import XoColor
from model import shellmodel
from view.pulsingicon import CanvasPulsingIcon
class LaunchBox(hippo.Canvas):
def __init__(self):
gobject.GObject.__init__(self)
self._activity_icon = CanvasPulsingIcon()
# FIXME support non-xo colors in CanvasPulsingIcon
self._activity_icon.props.base_color = \
XoColor('%s,%s' % (style.COLOR_BUTTON_GREY.get_svg(),
style.COLOR_TRANSPARENT.get_svg()))
vbox = hippo.CanvasBox(orientation=hippo.ORIENTATION_VERTICAL)
vbox.props.background_color = style.COLOR_WHITE.get_int()
vbox.append(self._activity_icon, hippo.PACK_EXPAND)
self.set_root(vbox)
self._animator = animator.Animator(1.0)
self._home = shellmodel.get_instance().get_home()
self._home.connect('active-activity-changed',
self.__active_activity_changed_cb)
self._home.connect('launch-failed', self.__launch_ended_cb)
self._home.connect('launch-completed', self.__launch_ended_cb)
self._update_icon()
def zoom_in(self):
logging.debug('zooming in to activity')
self._activity_icon.props.size = style.STANDARD_ICON_SIZE
self._animator.remove_all()
self._animator.add(_Animation(self._activity_icon,
style.STANDARD_ICON_SIZE,
style.XLARGE_ICON_SIZE))
self._animator.start()
logging.debug('starting pulse')
self._activity_icon.props.pulsing = True
def suspend(self):
self._activity_icon.props.paused = True
def resume(self):
self._activity_icon.props.paused = False
def _update_icon(self):
activity = self._home.get_active_activity()
if activity is not None:
self._activity_icon.props.file_name = activity.get_icon_path()
self._activity_icon.props.pulse_color = activity.get_icon_color()
else:
self._activity_icon.props.file_name = None
if activity is not None and activity.props.launching:
self.resume()
else:
self.suspend()
def __active_activity_changed_cb(self, model, activity):
self._update_icon()
def __launch_ended_cb(self, model, activity):
self._update_icon()
class _Animation(animator.Animation):
def __init__(self, icon, start_size, end_size):
animator.Animation.__init__(self, 0.0, 1.0)
self._icon = icon
self.start_size = start_size
self.end_size = end_size
def next_frame(self, current):
d = (self.end_size - self.start_size) * current
self._icon.props.size = self.start_size + d
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