import os import logging import dbus import dbus.glib import gtk import gobject import wnck from home.HomeWindow import HomeWindow from Owner import ShellOwner from sugar.presence import PresenceService from ActivityHost import ActivityHost from ChatController import ChatController from sugar.activity import ActivityFactory from sugar.activity import Activity from FirstTimeDialog import FirstTimeDialog from frame.Frame import Frame from globalkeys import KeyGrabber from sugar import conf from sugar import env import sugar import sugar.logger class ShellDbusService(dbus.service.Object): def __init__(self, shell, bus_name): dbus.service.Object.__init__(self, bus_name, '/com/redhat/Sugar/Shell') self._shell = shell def __show_console_idle(self): self._shell.show_console() @dbus.service.method('com.redhat.Sugar.Shell') def show_console(self): gobject.idle_add(self.__show_console_idle) class Shell(gobject.GObject): __gsignals__ = { 'activity-opened': (gobject.SIGNAL_RUN_FIRST, gobject.TYPE_NONE, ([gobject.TYPE_PYOBJECT])), 'activity-changed': (gobject.SIGNAL_RUN_FIRST, gobject.TYPE_NONE, ([gobject.TYPE_PYOBJECT])), 'activity-closed': (gobject.SIGNAL_RUN_FIRST, gobject.TYPE_NONE, ([gobject.TYPE_PYOBJECT])) } def __init__(self): gobject.GObject.__init__(self) self._screen = wnck.screen_get_default() self._hosts = {} self._current_window = None self._key_grabber = KeyGrabber() self._key_grabber.connect('key-pressed', self.__global_key_pressed_cb) self._key_grabber.grab('F1') self._key_grabber.grab('F2') self._key_grabber.grab('F3') self._key_grabber.grab('F4') self._key_grabber.grab('F5') self._home_window = HomeWindow(self) self._home_window.show() self._screen.connect('window-opened', self.__window_opened_cb) self._screen.connect('window-closed', self.__window_closed_cb) self._screen.connect('active-window-changed', self.__active_window_changed_cb) profile = conf.get_profile() if profile.get_nick_name() == None: dialog = FirstTimeDialog() dialog.connect('destroy', self.__first_time_dialog_destroy_cb) dialog.set_transient_for(self._home_window) dialog.show() else: self.start() def __global_key_pressed_cb(self, grabber, key): if key == 'F1': self.set_zoom_level(sugar.ZOOM_ACTIVITY) elif key == 'F2': self.set_zoom_level(sugar.ZOOM_HOME) elif key == 'F3': self.set_zoom_level(sugar.ZOOM_FRIENDS) elif key == 'F4': self.set_zoom_level(sugar.ZOOM_MESH) elif key == 'F5': self._frame.toggle_visibility() def __first_time_dialog_destroy_cb(self, dialog): conf.get_profile().save() self.start() def start(self): session_bus = dbus.SessionBus() bus_name = dbus.service.BusName('com.redhat.Sugar.Shell', bus=session_bus) ShellDbusService(self, bus_name) PresenceService.start() self._pservice = PresenceService.get_instance() self._owner = ShellOwner() self._owner.announce() self._home_window.set_owner(self._owner) self._chat_controller = ChatController(self) self._chat_controller.listen() self._frame = Frame(self, self._owner) self._frame.show_and_hide(10) def set_console(self, console): self._console = console def __window_opened_cb(self, screen, window): if window.get_window_type() == wnck.WINDOW_NORMAL: host = ActivityHost(self, window) self._hosts[window.get_xid()] = host self.emit('activity-opened', host) def __active_window_changed_cb(self, screen): window = screen.get_active_window() if window and window.get_window_type() == wnck.WINDOW_NORMAL: if self._current_window != window: self._current_window = window self.emit('activity-changed', self.get_current_activity()) def __window_closed_cb(self, screen, window): if window.get_window_type() == wnck.WINDOW_NORMAL: xid = window.get_xid() if self._hosts.has_key(xid): host = self._hosts[xid] self.emit('activity-closed', host) del self._hosts[xid] def get_activity(self, activity_id): for host in self._hosts.values(): if host.get_id() == activity_id: return host return None def get_current_activity(self): if self._current_window != None: xid = self._current_window.get_xid() return self._hosts[xid] else: return None def show_console(self): self._console.show() activity = self.get_current_activity() if activity: registry = conf.get_activity_registry() module = registry.get_activity(activity.get_default_type()) self._console.set_page(module.get_id()) def join_activity(self, service): registry = conf.get_activity_registry() info = registry.get_activity(service.get_type()) activity_id = service.get_activity_id() activity = self.get_activity(activity_id) if activity: activity.present() else: activity_ps = self._pservice.get_activity(activity_id) if activity_ps: activity = ActivityFactory.create(info.get_id()) activity.set_default_type(service.get_type()) activity.join(activity_ps.object_path()) else: logging.error('Cannot start activity.') def start_activity(self, activity_name): activity = ActivityFactory.create(activity_name) registry = conf.get_activity_registry() info = registry.get_activity_from_id(activity_name) if info: default_type = info.get_default_type() if default_type != None: activity.set_default_type(default_type) activity.execute('test', []) return activity else: logging.error('No such activity in the directory') return None def get_chat_controller(self): return self._chat_controller def set_zoom_level(self, level): if level == sugar.ZOOM_ACTIVITY: self._screen.toggle_showing_desktop(False) else: self._screen.toggle_showing_desktop(True) self._home_window.set_zoom_level(level)