[buug] Homemade shutdown widget

[Ian Zimmerman]

Someone asked about this tonight.

$ cat /usr/local/sbin/shutdown.glade
<?xml version="1.0" encoding="UTF-8" standalone="no"?>
<!DOCTYPE glade-interface SYSTEM "glade-2.0.dtd">
<!--Generated with glade3 3.4.5 on Sat Dec 27 22:37:28 2008 -->
<glade-interface>
  <widget class="GtkDialog" id="top_dialog">
    <property name="border_width">5</property>
    <property name="title" translatable="yes">Shutdown</property>
    <property name="window_position">GTK_WIN_POS_CENTER_ON_PARENT</property>
    <property name="type_hint">GDK_WINDOW_TYPE_HINT_DIALOG</property>
    <signal name="destroy" handler="on_top_dialog_destroy"/>
    <child internal-child="vbox">
      <widget class="GtkVBox" id="dialog-vbox1">
        <property name="visible">True</property>
        <property name="spacing">2</property>
        <child>
          <widget class="GtkLabel" id="label1">
            <property name="visible">True</property>
            <property name="label" translatable="yes">Push the appropriate button to  shut down.</property>
          </widget>
          <packing>
            <property name="position">1</property>
          </packing>
        </child>
        <child internal-child="action_area">
          <widget class="GtkHButtonBox" id="dialog-action_area1">
            <property name="visible">True</property>
            <property name="layout_style">GTK_BUTTONBOX_END</property>
            <child>
              <widget class="GtkButton" id="single_user_button">
                <property name="visible">True</property>
                <property name="can_focus">True</property>
                <property name="receives_default">True</property>
                <property name="label" translatable="yes">_Single User</property>
                <property name="use_underline">True</property>
                <property name="response_id">0</property>
                <signal name="clicked" handler="on_single_user_button_clicked"/>
              </widget>
            </child>
            <child>
              <widget class="GtkButton" id="reboot_button">
                <property name="visible">True</property>
                <property name="can_focus">True</property>
                <property name="receives_default">True</property>
                <property name="label" translatable="yes">_Reboot</property>
                <property name="use_underline">True</property>
                <property name="response_id">0</property>
                <signal name="clicked" handler="on_reboot_button_clicked"/>
              </widget>
              <packing>
                <property name="position">1</property>
              </packing>
            </child>
            <child>
              <widget class="GtkButton" id="halt_button">
                <property name="visible">True</property>
                <property name="can_focus">True</property>
                <property name="receives_default">True</property>
                <property name="label" translatable="yes">_Halt</property>
                <property name="use_underline">True</property>
                <property name="response_id">0</property>
                <signal name="clicked" handler="on_halt_button_clicked"/>
              </widget>
              <packing>
                <property name="position">2</property>
              </packing>
            </child>
          </widget>
          <packing>
            <property name="expand">False</property>
            <property name="pack_type">GTK_PACK_END</property>
          </packing>
        </child>
      </widget>
    </child>
  </widget>
</glade-interface>
$ cat /usr/local/sbin/shutdown.py
#! /usr/bin/env python

import gtk
import gtk.glade
import os


class ShutdownReactor(object):

    def on_halt_button_clicked(self, b):
        os.system('shutdown -h now')

    def on_reboot_button_clicked(self, b):
        os.system('shutdown -r now')

    def on_single_user_button_clicked(self, b):
        os.system('telinit 1')

    def on_top_dialog_destroy(self, d):
        gtk.main_quit()


if __name__ == '__main__':
    xml = gtk.glade.XML('/usr/local/sbin/shutdown.glade')
    xml.signal_autoconnect(ShutdownReactor())
    w = xml.get_widget('top_dialog')
    w.show_all()
    gtk.main()

$ cat /etc/X11/xdm/Xsetup
#!/bin/sh
#
# $Id$
#
# This script is run as root before showing login widget.

#xsetroot -solid rgb:8/8/8
hsetroot -tile /usr/local/share/sky-1280x1024.jpg
xconsole -geometry +0-0 &

/usr/local/sbin/shutdown.py &
echo "$!" > /var/run/shutdown.py.pid

(I actually only want this with the login dialog, so I kill it
in /etc/X11/xdm/Xstartup ; that's why I save the pid.  But you
don't have to do that, and it will persist into your session.)

hth

-- 
Ian Zimmerman <itz at buug.org>
gpg public key: 1024D/C6FF61AD 
fingerprint: 66DC D68F 5C1B 4D71 2EE5  BD03 8A00 786C C6FF 61AD
Ham is for reading, not for eating.