<page xmlns="http://projectmallard.org/1.0/"
      xmlns:its="http://www.w3.org/2005/11/its"
      type="topic" style="task"
      id="desktop-lockscreen">

  <info>
    <link type="guide" xref="appearance" />
    <link type="seealso" xref="dconf-profiles" />
    <link type="seealso" xref="dconf-lockdown" />
    <revision pkgversion="3.8" date="2013-08-08" status="review"/>
    <revision pkgversion="3.14" date="2014-06-18" status="final"/>

    <credit type="author copyright">
      <name>Jana Svarova</name>
      <email>[email protected]</email>
      <years>2013</years>
    </credit>

    <credit type="editor">
      <name>Shaun McCance</name>
      <email>[email protected]</email>
      <years>2014</years>
    </credit>

    <desc>Make the screen automatically lock so the user must
    enter a password after being idle.</desc>
  </info>

  <title>Lock the screen when user is idle</title>

  <p>You can make the screen lock automatically whenever a user
  is idle for some amount of time. This is useful if your users
  may leave their computers unattended in public or unsecure
  locations.</p>

  <steps>
    <title>Enable automatic screen lock</title>
    <include href="dconf-snippets.xml"
	     xpointer="xpointer(/*/*[@xml:id='dconf-profile-user'])"
	     xmlns="http://www.w3.org/2001/XInclude"/>
    <include href="dconf-snippets.xml"
	     xpointer="xpointer(/*/*[@xml:id='dconf-profile-user-dir'])"
	     xmlns="http://www.w3.org/2001/XInclude"/>
    <item>
      <p>Create the key file
      <file>/etc/dconf/db/local.d/00-screensaver</file> to provide
      information for the <sys>local</sys> database.</p>
      <listing>
	<title><file>/etc/dconf/db/local.d/00-screensaver</file></title>
<code>
# Specify the dconf path
[org/gnome/desktop/session]

# Number of seconds of inactivity before the screen goes blank
idle-delay=uint32 180

# Specify the dconf path
[org/gnome/desktop/screensaver]

# Lock the screen after the screen is blank
lock-enabled=true

# Number of seconds after the screen is blank before locking the screen
lock-delay=uint32 0
</code>
      </listing>
      <p>You must include the <code>uint32</code> along with the
      integer key values as shown.</p>
    </item>
    <item>
      <p>To prevent the user from overriding these settings, create the file
      <file>/etc/dconf/db/local.d/locks/screensaver</file> with the following
      content:</p>
      <listing>
	<title><file>/etc/dconf/db/local.db/locks/screensaver</file></title>
<code>
# Lock desktop screensaver settings
/org/gnome/desktop/session/idle-delay
/org/gnome/desktop/screensaver/lock-enabled
/org/gnome/desktop/screensaver/lock-delay
</code>
      </listing>
    </item>
    <include href="dconf-snippets.xml"
	     xpointer="xpointer(/*/*[@xml:id='dconf-update'])"
	     xmlns="http://www.w3.org/2001/XInclude"/>
    <include href="dconf-snippets.xml"
	     xpointer="xpointer(/*/*[@xml:id='dconf-logoutin'])"
	     xmlns="http://www.w3.org/2001/XInclude"/>
  </steps>

</page>