112 lines
3.8 KiB
Plaintext
112 lines
3.8 KiB
Plaintext
<page xmlns="http://projectmallard.org/1.0/"
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xmlns:its="http://www.w3.org/2005/11/its"
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type="topic" style="task"
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id="desktop-background">
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<info>
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<link type="guide" xref="appearance" />
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<link type="seealso" xref="backgrounds-extra" />
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<revision pkgversion="3.11" date="2014-01-29" status="draft"/>
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<revision pkgversion="3.14" date="2014-06-17" status="incomplete">
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<desc>All prose and instructions are up to par. Extra info needs
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to be provided on picture options, per comment below. --shaunm</desc>
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</revision>
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<credit type="author copyright">
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<name>Matthias Clasen</name>
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<email>matthias.clasen@gmail.com</email>
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<years>2012</years>
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</credit>
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<credit type="editor">
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<name>Jana Svarova</name>
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<email>jana.svarova@gmail.com</email>
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<years>2013</years>
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</credit>
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<credit type="editor">
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<name>Petr Kovar</name>
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<email>pknbe@volny.cz</email>
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<years>2014</years>
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</credit>
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<credit type="editor">
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<name>David King</name>
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<email>davidk@gnome.org</email>
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<years>2014</years>
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</credit>
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<credit type="editor">
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<name>Ekaterina Gerasimova</name>
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<email>kittykat3756@gmail.com</email>
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<years>2014</years>
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</credit>
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<desc>Change the default desktop background for all users.</desc>
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</info>
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<title>Set custom background</title>
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<p>You can change the default desktop background to one that you want to use.
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For example, you may want to use a background with your company or university
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logo instead of the default GNOME background.</p>
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<steps>
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<title>Set the default background</title>
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<include href="dconf-snippets.xml"
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xpointer="xpointer(/*/*[@xml:id='dconf-profile-user'])"
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xmlns="http://www.w3.org/2001/XInclude"/>
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<include href="dconf-snippets.xml"
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xpointer="xpointer(/*/*[@xml:id='dconf-profile-user-dir'])"
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xmlns="http://www.w3.org/2001/XInclude"/>
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<item>
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<p>Create the key file
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<file>/etc/dconf/db/local.d/00-background</file> to provide
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information for the <sys>local</sys> database.</p>
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<listing>
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<title><file>/etc/dconf/db/local.d/00-background</file></title>
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<code>
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# Specify the dconf path
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[org/gnome/desktop/background]
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# Specify the path to the desktop background image file
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picture-uri='file:///usr/local/share/backgrounds/wallpaper.jpg'
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# Specify one of the rendering options for the background image:
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picture-options='scaled'
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# Specify the left or top color when drawing gradients, or the solid color
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primary-color='000000'
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# Specify the right or bottom color when drawing gradients
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secondary-color='FFFFFF'
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</code>
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</listing>
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<comment>
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<cite date="2014-06-18">shaunm</cite>
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<p>Provide information about the different picture-options
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values. Possibly also about when and how colors are used
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and what the gradient does.</p>
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</comment>
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</item>
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<item>
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<p>To prevent the user from overriding these settings, create the file
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<file>/etc/dconf/db/local.d/locks/background</file> with the following
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content:</p>
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<listing>
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<title><file>/etc/dconf/db/local.d/locks/background</file></title>
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<code>
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# Lock desktop background settings
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/org/gnome/desktop/background/picture-uri
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/org/gnome/desktop/background/picture-options
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/org/gnome/desktop/background/primary-color
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/org/gnome/desktop/background/secondary-color
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</code>
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</listing>
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</item>
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<include href="dconf-snippets.xml"
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xpointer="xpointer(/*/*[@xml:id='dconf-update'])"
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xmlns="http://www.w3.org/2001/XInclude"/>
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<include href="dconf-snippets.xml"
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xpointer="xpointer(/*/*[@xml:id='dconf-logoutin'])"
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xmlns="http://www.w3.org/2001/XInclude"/>
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</steps>
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</page>
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