174 lines
5.5 KiB
Python
174 lines
5.5 KiB
Python
# Copyright (C) 2006-2007 Red Hat, Inc.
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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import os
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import signal
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import math
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from gettext import gettext as _
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import gobject
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import gtk
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import hippo
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import dbus
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from sugar.graphics import style
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from sugar.graphics.xocolor import XoColor
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from sugar.graphics.palette import Palette, CanvasInvoker
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from sugar import profile
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from sugar import env
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from view.home.activitiesdonut import ActivitiesDonut
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from view.devices import deviceview
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from view.home.MyIcon import MyIcon
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from model.shellmodel import ShellModel
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class HomeBox(hippo.CanvasBox, hippo.CanvasItem):
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__gtype_name__ = 'SugarHomeBox'
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def __init__(self, shell):
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hippo.CanvasBox.__init__(self, background_color=0xe2e2e2ff, yalign=2)
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self._donut = ActivitiesDonut(shell,box_width=style.zoom(450),
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box_height=style.zoom(450))
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self.append(self._donut)
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self._my_icon = HomeMyIcon(shell, style.XLARGE_ICON_SIZE)
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self.append(self._my_icon, hippo.PACK_FIXED)
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shell_model = shell.get_model()
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shell_model.connect('notify::state',
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self._shell_state_changed_cb)
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self._device_icons = {}
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devices_model = shell_model.get_devices()
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for device in devices_model:
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self._add_device(device)
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devices_model.connect('device-appeared',
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self._device_appeared_cb)
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devices_model.connect('device-disappeared',
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self._device_disappeared_cb)
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self._redraw_id = None
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def __del__(self):
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self.suspend()
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def _add_device(self, device):
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view = deviceview.create(device)
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self.append(view, hippo.PACK_FIXED)
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self._device_icons[device.get_id()] = view
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def _remove_device(self, device):
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self.remove(self._device_icons[device.get_id()])
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del self._device_icons[device.get_id()]
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def _device_appeared_cb(self, model, device):
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self._add_device(device)
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def _device_disappeared_cb(self, model, device):
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self._remove_device(device)
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def _shell_state_changed_cb(self, model, pspec):
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# FIXME implement this
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if model.props.state == ShellModel.STATE_SHUTDOWN:
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pass
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def do_allocate(self, width, height, origin_changed):
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hippo.CanvasBox.do_allocate(self, width, height, origin_changed)
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[icon_width, icon_height] = self._my_icon.get_allocation()
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self.set_position(self._my_icon, (width - icon_width) / 2,
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(height - icon_height) / 2)
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i = 0
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for icon in self._device_icons.values():
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angle = 2 * math.pi / len(self._device_icons) * i + math.pi / 2
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radius = style.zoom(300)
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[icon_width, icon_height] = icon.get_allocation()
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x = int(radius * math.cos(angle)) - icon_width / 2
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y = int(radius * math.sin(angle)) - icon_height / 2
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self.set_position(icon, x + width / 2, y + height / 2)
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i += 1
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_REDRAW_TIMEOUT = 5 * 60 * 1000 # 5 minutes
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def resume(self):
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self._redraw_activity_ring()
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if self._redraw_id is None:
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self._redraw_id = gobject.timeout_add(self._REDRAW_TIMEOUT,
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self._redraw_activity_ring)
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def suspend(self):
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if self._redraw_id is not None:
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gobject.source_remove(self._redraw_id)
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self._redraw_id = None
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def _redraw_activity_ring(self):
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self._donut.redraw()
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return True
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def has_activities(self):
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return self._donut.has_activities()
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def enable_xo_palette(self):
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self._my_icon.enable_palette()
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def grab_and_rotate(self):
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pass
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def rotate(self):
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pass
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def release(self):
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pass
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class HomeMyIcon(MyIcon):
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def __init__(self, shell, scale):
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MyIcon.__init__(self, scale)
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self._shell = shell
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def enable_palette(self):
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palette = Palette(profile.get_nick_name())
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shutdown_menu_item = gtk.MenuItem(_('Shutdown'))
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shutdown_menu_item.connect('activate', self._shutdown_activate_cb)
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palette.menu.append(shutdown_menu_item)
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shutdown_menu_item.show()
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self.set_palette(palette)
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def _shutdown_activate_cb(self, menuitem):
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model = self._shell.get_model()
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model.props.state = ShellModel.STATE_SHUTDOWN
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if env.is_emulator():
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if os.environ.has_key('SUGAR_EMULATOR_PID'):
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pid = int(os.environ['SUGAR_EMULATOR_PID'])
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os.kill(pid, signal.SIGTERM)
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else:
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bus = dbus.SystemBus()
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proxy = bus.get_object('org.freedesktop.Hal',
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'/org/freedesktop/Hal/devices/computer')
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mgr = dbus.Interface(proxy, 'org.freedesktop.Hal.Device.SystemPowerManagement')
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mgr.Shutdown()
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