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# Copyright (C) 2009, Tutorius.org
#
# 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 gtk, gtk.gdk
import dbus
from sugar.tutorius.filters import EventFilter
from sugar.tutorius.properties import TStringProperty
from sugar.tutorius import overlayer
from sugar.tutorius.services import ObjectStore
from sugar.activity import activityfactory
from sugar.bundle.activitybundle import ActivityBundle
from jarabe.model import bundleregistry
class OpenActivity(EventFilter):
"""
OpenActivity
"""
message = TStringProperty("Message")
activity_name = TStringProperty("ActivityName")
def __init__(self, message=None, activity_name=None):
"""Constructor.
@param message message to display
@param activity_name name of activity to open
"""
super(OpenActivity,self).__init__()
if message:
self.message = message
# temporary activity name
#activity_name = "org.laptop.Terminal"
if activity_name:
self.activity_name = activity_name
self.overlay = None
self.msgnext = None
def install_handlers(self, callback, **kwargs):
"""install_handlers creates the open activity message and shows it"""
super(OpenActivity,self).install_handlers(callback, **kwargs)
# get or inject overlayer
self.overlay = ObjectStore().activity._overlayer
if not self.overlay:
self.overlay = ObjectStore().activity._overlayer
self.msgnext = None
self.btntext = "OPEN"
self.msgnext = overlayer.MsgNext(text=self.message,btntext=self.btntext)
self.msgnext._btnnext.connect("clicked", self.btnnext_clicked)
# add space around minimum need size
wid_width, wid_height = self.msgnext.size_request()
self.msgnext.set_size_request(wid_width+40, wid_height+40)
self.msgnext.show()
# set position
wid_width, wid_height = self.msgnext.size_request()
# get position (center of screen)
screen = gtk.gdk.Screen()
scr_width_half = screen.get_width()/2
scr_height_half = screen.get_height()/2
self.position = (scr_width_half-wid_width/2, scr_height_half-wid_height/2)
x, y = self.position
self.overlay.put(self.msgnext, x, y)
self.overlay.queue_draw()
def remove_handlers(self):
"""remove handler removes the open activity message"""
super(OpenActivity,self).remove_handlers()
if self.msgnext:
self.msgnext.destroy()
self.msgnext = None
def btnnext_clicked(self, widget):
if self.activity_name:
bus = dbus.SessionBus()
proxy = bus.get_object('org.laptop.Shell', '/org/laptop/Shell')
path = dbus.Interface(proxy, 'org.laptop.Shell').GetBundlePath(self.activity_name)
if not path:
print 'Cannot find %s bundle.' % self.activity_name
else:
activity_bundle = ActivityBundle(path)
activityfactory.create(activity_bundle)
self.do_callback()
else:
self.open_activity_list()
def open_activity_list(self):
bus = dbus.SessionBus()
proxy = bus.get_object('org.laptop.Shell', '/org/laptop/Shell')
bregistry = bundleregistry.get_registry()
self.bundles = bregistry._bundles
self.dlg = gtk.Dialog()
combobox = gtk.combo_box_new_text()
self.dlg.add_action_widget(combobox, 0)
# for each bundle (activity)
for bundle in self.bundles:
combobox.append_text(bundle.get_name())
combobox.connect('changed', self.changed_cb)
self.dlg.show_all()
return
def changed_cb(self, combobox):
model = combobox.get_model()
index = combobox.get_active()
if index:
#print 'About to start ', model[index][0], ' activity'
activityfactory.create(self.bundles[index])
self.dlg.destroy()
self.do_callback()
return
__event__ = {
"name" : "OpenActivity",
"display_name" : "Open activity message",
"icon" : "message-bubble",
"class" : OpenActivity,
"mandatory_props" : ["message"]
}
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