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  >  / usr / lib / python2.7 / dist-packages / landscape / ui / controller /
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Filename/usr/lib/python2.7/dist-packages/landscape/ui/controller/app.py
Size3.36 kb
Permissionrw-r--r--
Ownerroot : root
Create time27-Apr-2025 09:56
Last modified20-Feb-2014 23:01
Last accessed07-Jul-2025 17:54
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import sys

from gettext import gettext as _

from gi.repository import Gio, Gtk, Notify

from landscape.ui.model.configuration.proxy import ConfigurationProxy
from landscape.ui.model.configuration.state import ConfigurationModel
from landscape.ui.model.configuration.uisettings import UISettings
from landscape.ui.view.configuration import ClientSettingsDialog
from landscape.ui.controller.configuration import ConfigController


APPLICATION_ID = "com.canonical.landscape-client.settings.ui"
NOTIFY_ID = "Landscape management service"


class SettingsApplicationController(Gtk.Application):
"""
Core application controller for the landscape settings application.
"""

def __init__(self, args=[]):
super(SettingsApplicationController, self).__init__(
application_id=APPLICATION_ID)
self._args = args
self.connect("activate", self.setup_ui)

def get_config(self):
return ConfigurationProxy()

def get_uisettings(self):
return UISettings(Gio.Settings)

def on_notify(self, message):
notification = Notify.Notification.new(NOTIFY_ID, message,
"dialog-information")
notification.show()

def on_error(self, message):
notification = Notify.Notification.new(NOTIFY_ID, message,
"dialog-information")
notification.show()

def on_succeed(self, action=None):
if action:
message = action
else:
message = _("Success.")
notification = Notify.Notification.new(NOTIFY_ID, message,
"dialog-information")
notification.show()

def on_fail(self, action=None):
if action:
message = action
else:
message = _("Failure.")
notification = Notify.Notification.new(NOTIFY_ID, message,
"dialog-information")
notification.show()

def setup_ui(self, data=None, asynchronous=True):
"""
L{setup_ui} wires the model to the L{ConfigurationController} and then
invokes the view with the controller. When the dialog exits
appropriate termination is triggered.

@param data: the Gtk callback could pass this, but it is always None in
practice.
@param asynchronous: a parameter passed through to
L{ConfigurationController.exit}, it indicates whether the exit method
should be called asynchronously. Is makes testing easier to use it
synchronously.
"""
Notify.init(NOTIFY_ID)
config = self.get_config()
uisettings = self.get_uisettings()
model = ConfigurationModel(proxy=config, proxy_loadargs=self._args,
uisettings=uisettings)
controller = ConfigController(model)
if controller.load():
self.settings_dialog = ClientSettingsDialog(controller)
if self.settings_dialog.run() == Gtk.ResponseType.OK:
controller.persist(self.on_notify, self.on_error,
self.on_succeed, self.on_fail)
controller.exit(asynchronous=asynchronous)
self.settings_dialog.destroy()
else:
self.on_fail(action=_("Authentication failed"))
sys.stderr.write("Authentication failed.\n")