[25457] in Source-Commits
Re: /svn/athena r24816 - trunk/debathena/config/gdm-config/debian
daemon@ATHENA.MIT.EDU (Geoffrey Thomas)
Wed Mar 2 19:34:37 2011
Date: Wed, 2 Mar 2011 19:34:30 -0500 (EST)
From: Geoffrey Thomas <geofft@MIT.EDU>
To: Jonathan D Reed <jdreed@mit.edu>
cc: source-commits@mit.edu
In-Reply-To: <201008152150.o7FLo5S7025072@drugstore.mit.edu>
Message-ID: <alpine.DEB.1.10.1103021933260.19401@lunatique.mit.edu>
MIME-Version: 1.0
Content-Type: TEXT/PLAIN; charset=US-ASCII; format=flowed
I would think you want to keep references around to the DBusMainLoop and
Branding objects you create, but it seems to be have been working fine...
ACK r24816-r24821. (Mostly because I was going to read the code anyway.)
--
Geoffrey Thomas
geofft@mit.edu
On Sun, 15 Aug 2010, Jonathan D Reed wrote:
> Author: jdreed
> Date: 2010-08-15 17:50:05 -0400 (Sun, 15 Aug 2010)
> New Revision: 24816
>
> Added:
> trunk/debathena/config/gdm-config/debian/debathena-branding
> trunk/debathena/config/gdm-config/debian/debathena-branding.desktop
> Log:
> Add debathena-branding widget
>
> Added: trunk/debathena/config/gdm-config/debian/debathena-branding
> ===================================================================
> --- trunk/debathena/config/gdm-config/debian/debathena-branding (rev 0)
> +++ trunk/debathena/config/gdm-config/debian/debathena-branding 2010-08-15 21:50:05 UTC (rev 24816)
> @@ -0,0 +1,107 @@
> +#!/usr/bin/python -Wall
> +
> +import dbus
> +import dbus.mainloop.glib
> +import gtk
> +import gobject
> +#import time
> +import os
> +#import sys
> +import subprocess
> +#from optparse import OptionParser
> +
> +SM_DBUS_NAME = "org.gnome.SessionManager"
> +SM_DBUS_PATH = "/org/gnome/SessionManager"
> +SM_DBUS_INTERFACE = "org.gnome.SessionManager"
> +SM_CLIENT_DBUS_INTERFACE = "org.gnome.SessionManager.ClientPrivate"
> +APP_ID = "debathena-branding"
> +
> +class Branding:
> + def __init__(self):
> + self.sessionEnding = False
> + self.sessionBus = dbus.SessionBus()
> + try:
> + self.register_with_sm()
> + self.init_sm_client()
> + except:
> + print "Warning: Cannot register with session manager."
> +
> + self.welcomeWindow = gtk.Window(gtk.WINDOW_TOPLEVEL)
> + self.welcomeLabel = gtk.Label()
> + self.welcomeLabel.set_justify(gtk.JUSTIFY_CENTER)
> + self.welcomeLabel.set_padding(2,2)
> + self.welcomeLabel.set_markup('<span size="xx-large">Welcome to Debathena</span>')
> + self.welcomeWindow.set_position(gtk.WIN_POS_CENTER)
> + self.welcomeWindow.add(self.welcomeLabel)
> + self.welcomeWindow.set_decorated(False)
> + x, y = self.welcomeWindow.get_position()
> + self.welcomeWindow.move(x, y - 200)
> + self.brandingWindow = gtk.Window(gtk.WINDOW_TOPLEVEL)
> + self.brandingLabel = gtk.Label()
> + self.brandingLabel.set_justify(gtk.JUSTIFY_CENTER)
> + self.brandingLabel.set_padding(2,2)
> + self.brandingWindow.add(self.brandingLabel)
> + # Turn off all window decorations for the login screen.
> + self.brandingWindow.set_decorated(False)
> + try:
> + metapackage = subprocess.Popen(["machtype", "-L"], stdout=subprocess.PIPE).communicate()[0].rstrip()
> + except OSError:
> + metapackage = '(error)'
> + try:
> + baseos = subprocess.Popen(["machtype", "-E"], stdout=subprocess.PIPE).communicate()[0].rstrip()
> + except OSError:
> + baseos = '(error)'
> + self.brandingLabel.set_text(metapackage + "\n" + baseos)
> + self.brandingWindow.set_gravity(gtk.gdk.GRAVITY_SOUTH_EAST)
> + self.brandingWindow.set_size_request(self.brandingLabel.get_property('width-chars'),-1)
> + width, height = self.brandingWindow.get_size()
> + self.brandingWindow.move(gtk.gdk.screen_width(),
> + gtk.gdk.screen_height())
> + self.brandingWindow.show_all()
> + self.welcomeWindow.show_all()
> +
> + # Connect to the session manager, and register our client.
> + def register_with_sm(self):
> + proxy = self.sessionBus.get_object(SM_DBUS_NAME, SM_DBUS_PATH)
> + sm = dbus.Interface(proxy, SM_DBUS_INTERFACE)
> + autostart_id = os.getenv("DESKTOP_AUTOSTART_ID", default="")
> + self.smClientId = sm.RegisterClient(APP_ID, autostart_id)
> +
> + # Set up to handle signals from the session manager.
> + def init_sm_client(self):
> + proxy = self.sessionBus.get_object(SM_DBUS_NAME, self.smClientId)
> + self.smClient = dbus.Interface(proxy, SM_CLIENT_DBUS_INTERFACE)
> + self.smClient.connect_to_signal("QueryEndSession",
> + self.sm_on_QueryEndSession)
> + self.smClient.connect_to_signal("EndSession", self.sm_on_EndSession)
> + self.smClient.connect_to_signal("CancelEndSession",
> + self.sm_on_CancelEndSession)
> + self.smClient.connect_to_signal("Stop", self.sm_on_Stop)
> +
> + # Here on a QueryEndSession signal from the session manager.
> + def sm_on_QueryEndSession(self, flags):
> + self.sessionEnding = True
> + # Response args: is_ok, reason.
> + self.smClient.EndSessionResponse(True, "")
> +
> + # Here on an EndSession signal from the session manager.
> + def sm_on_EndSession(self, flags):
> + self.sessionEnding = True
> + # Response args: is_ok, reason.
> + self.smClient.EndSessionResponse(True, "")
> +
> + # Here on a CancelEndSession signal from the session manager.
> + def sm_on_CancelEndSession(self):
> + self.sessionEnding = False
> +
> + # Here on a Stop signal from the session manager.
> + def sm_on_Stop(self):
> + gtk.main_quit()
> +
> +def main():
> + dbus.mainloop.glib.DBusGMainLoop(set_as_default=True)
> + Branding()
> + gtk.main()
> +
> +if __name__ == '__main__':
> + main()
>
>
> Property changes on: trunk/debathena/config/gdm-config/debian/debathena-branding
> ___________________________________________________________________
> Added: svn:executable
> + *
>
> Added: trunk/debathena/config/gdm-config/debian/debathena-branding.desktop
> ===================================================================
> --- trunk/debathena/config/gdm-config/debian/debathena-branding.desktop (rev 0)
> +++ trunk/debathena/config/gdm-config/debian/debathena-branding.desktop 2010-08-15 21:50:05 UTC (rev 24816)
> @@ -0,0 +1,6 @@
> +[Desktop Entry]
> +Type=Application
> +Name=Debathena branding widget
> +TryExec=/usr/lib/debathena-branding/debathena-branding
> +Exec=/usr/lib/debathena-branding/debathena-branding
> +OnlyShowIn=GNOME;
>
>
