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# -*- coding: utf-8 -*-
import logging
import json
from gi.repository import Gtk
from sugar3.activity import activity
from sugar3.presence.presenceservice import PresenceService
from sugar3.activity.widgets import ActivityToolbarButton
from sugar3.activity.widgets import StopButton
from sugar3.graphics.toolbarbox import ToolbarBox
from sugar3.graphics.toolbutton import ToolButton
from sugar3.graphics.toggletoolbutton import ToggleToolButton
from sugar3.graphics.alert import ErrorAlert
from sugar3.graphics.alert import NotifyAlert
from sugar3 import profile
from gettext import gettext as _
from textchannel import TextChannelWrapper
import game
class MazeActivity(activity.Activity):
def __init__(self, handle):
"""Set up the Maze activity."""
activity.Activity.__init__(self, handle)
self.build_toolbar()
self.pservice = PresenceService()
self.owner = self.pservice.get_owner()
state = None
if 'state' in self.metadata:
state = json.loads(self.metadata['state'])
self.game = game.MazeGame(self, self.owner, state)
self.set_canvas(self.game)
self.game.show()
self.connect("key_press_event", self.game.key_press_cb)
self.text_channel = None
self.my_key = profile.get_pubkey()
self._alert = None
if self.shared_activity:
# we are joining the activity
self._add_alert(_('Joining a maze'), _('Connecting...'))
self.connect('joined', self._joined_cb)
if self.get_shared():
# we have already joined
self._joined_cb()
else:
# we are creating the activity
self.connect('shared', self._shared_cb)
def build_toolbar(self):
"""Build our Activity toolbar for the Sugar system."""
toolbar_box = ToolbarBox()
activity_button = ActivityToolbarButton(self)
toolbar_box.toolbar.insert(activity_button, 0)
activity_button.show()
separator = Gtk.SeparatorToolItem()
toolbar_box.toolbar.insert(separator, -1)
separator.show()
easier_button = ToolButton('create-easier')
easier_button.set_tooltip(_('Easier level'))
easier_button.connect('clicked', self._easier_button_cb)
toolbar_box.toolbar.insert(easier_button, -1)
harder_button = ToolButton('create-harder')
harder_button.set_tooltip(_('Harder level'))
harder_button.connect('clicked', self._harder_button_cb)
toolbar_box.toolbar.insert(harder_button, -1)
separator = Gtk.SeparatorToolItem()
toolbar_box.toolbar.insert(separator, -1)
separator.show()
self.show_trail_button = ToggleToolButton('show-trail')
self.show_trail_button.set_tooltip(_('Show trail'))
self.show_trail_button.set_active(True)
self.show_trail_button.connect('toggled', self._toggled_show_trail_cb)
toolbar_box.toolbar.insert(self.show_trail_button, -1)
separator = Gtk.SeparatorToolItem()
separator.props.draw = False
separator.set_size_request(0, -1)
separator.set_expand(True)
toolbar_box.toolbar.insert(separator, -1)
separator.show()
stop_button = StopButton(self)
toolbar_box.toolbar.insert(stop_button, -1)
stop_button.show()
self.set_toolbar_box(toolbar_box)
toolbar_box.show_all()
return toolbar_box
def _easier_button_cb(self, button):
self.game.easier()
def _harder_button_cb(self, button):
self.game.harder()
def _toggled_show_trail_cb(self, button):
if self.game.set_show_trail(button.get_active()):
self.broadcast_msg('show_trail:%s' % str(button.get_active()))
def _shared_cb(self, activity):
logging.debug('Maze was shared')
self._add_alert(_('Sharing'), _('This maze is shared.'))
self._setup()
def _joined_cb(self, activity):
"""Joined a shared activity."""
if not self.shared_activity:
return
logging.debug('Joined a shared chat')
for buddy in self.shared_activity.get_joined_buddies():
self._buddy_already_exists(buddy)
self._setup()
# request maze data
self.broadcast_msg('req_maze')
def _setup(self):
self.text_channel = TextChannelWrapper(
self.shared_activity.telepathy_text_chan,
self.shared_activity.telepathy_conn, self.pservice)
self.text_channel.set_received_callback(self._received_cb)
self.shared_activity.connect('buddy-joined', self._buddy_joined_cb)
self.shared_activity.connect('buddy-left', self._buddy_left_cb)
def _received_cb(self, buddy, text):
if buddy == self.owner:
return
self.game.msg_received(buddy, text)
def _add_alert(self, title, text=None):
self.grab_focus()
self._alert = ErrorAlert()
self._alert.props.title = title
self._alert.props.msg = text
self.add_alert(self._alert)
self._alert.connect('response', self._alert_cancel_cb)
self._alert.show()
def _alert_cancel_cb(self, alert, response_id):
self.remove_alert(alert)
self._alert = None
def update_alert(self, title, text=None):
if self._alert is not None:
self._alert.props.title = title
self._alert.props.msg = text
def show_accelerator_alert(self):
self.grab_focus()
self._alert = NotifyAlert()
self._alert.props.title = _('Tablet mode detected.')
self._alert.props.msg = _('Hold your XO flat and tilt to play!')
self.add_alert(self._alert)
self._alert.connect('response', self._alert_cancel_cb)
self._alert.show()
def _buddy_joined_cb(self, activity, buddy):
"""Show a buddy who joined"""
logging.debug('buddy joined')
if buddy == self.owner:
logging.debug('its me, exit!')
return
self.game.buddy_joined(buddy)
def _buddy_left_cb(self, activity, buddy):
self.game.buddy_left(buddy)
def _buddy_already_exists(self, buddy):
"""Show a buddy already in the chat."""
if buddy == self.owner:
return
self.game.buddy_joined(buddy)
def broadcast_msg(self, message):
if self.text_channel:
# FIXME: can't identify the sender at the other end,
# add the pubkey to the text message
self.text_channel.send('%s|%s' % (self.my_key, message))
def write_file(self, file_path):
logging.debug('Saving the state of the game...')
data = {'seed': self.game.maze.seed,
'width': self.game.maze.width,
'height': self.game.maze.height,
'finish_time': self.game.finish_time}
logging.debug('Saving data: %s', data)
self.metadata['state'] = json.dumps(data)
def can_close(self):
self.game.close_finish_window()
return True
def read_file(self, file_path):
pass
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