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<a href="#KbdBacklight.implemented-interfaces" class="shortcut">Implemented Interfaces</a></span><span id="nav_signals"> <span class="dim">|</span>
<a href="#KbdBacklight.signals" class="shortcut">Signals</a></span>
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<h2><span class="refentrytitle">org.freedesktop.UPower.KbdBacklight</span></h2>
<p>org.freedesktop.UPower.KbdBacklight — KbdBacklight interface</p>
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<td class="gallery_image" valign="top" align="right"></td>
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<div class="refsynopsisdiv">
<h2>Methods</h2>
<pre class="synopsis"><a class="link" href="KbdBacklight.html#KbdBacklight.GetMaxBrightness">GetMaxBrightness</a>(out'i'value)
<a class="link" href="KbdBacklight.html#KbdBacklight.GetBrightness">GetBrightness</a>(out'i'value)
<a class="link" href="KbdBacklight.html#KbdBacklight.SetBrightness">SetBrightness</a>(in'i'value)
</pre>
</div>
<div class="refsect1">
<a name="id-1.2.5.4"></a><h2>Signals</h2>
<pre class="synopsis"><a class="link" href="KbdBacklight.html#KbdBacklight::BrightnessChanged">BrightnessChanged</a>('i'value)
</pre>
</div>
<div class="refsect1">
<a name="id-1.2.5.5"></a><h2>Implemented Interfaces</h2>
<p>
Objects implementing org.freedesktop.UPower.KbdBacklight also implements
org.freedesktop.DBus.Introspectable,
org.freedesktop.DBus.Properties
</p>
</div>
<div class="refsect1">
<a name="id-1.2.5.6"></a><h2>Description</h2>
<p>
</p>
<p>
org.freedesktop.UPower.KbdBacklight is a DBus interface implemented
by UPower.
It allows the keyboard backlight (if present) to be controlled.
</p>
<p>
</p>
</div>
<div class="refsect1">
<a name="id-1.2.5.7"></a><h2>Details</h2>
<div class="refsect2">
<a name="id-1.2.5.7.2"></a><h3>
<a name="KbdBacklight.GetMaxBrightness"></a>GetMaxBrightness ()</h3>
<pre class="programlisting">GetMaxBrightness (out'i'value)</pre>
</div>
<p>
Get the maximum brightness level for the keyboard backlight.
</p>
<div class="variablelist"><table border="0" class="variablelist">
<colgroup>
<col align="left" valign="top">
<col>
</colgroup>
<tbody><tr>
<td><p><span class="term"><em class="parameter"><code>value</code></em>:</span></p></td>
<td>
The maximum value of the keyboard backlight brightness.
</td>
</tr></tbody>
</table></div>
<div class="refsect3">
<a name="id-1.2.5.7.5"></a><h4>Errors</h4>
<div class="variablelist"><table border="0" class="variablelist">
<colgroup>
<col align="left" valign="top">
<col>
</colgroup>
<tbody><tr>
<td><p><span class="term"><em class="parameter"><code>org.freedesktop.UPower.GeneralError</code></em>:</span></p></td>
<td>if an error occured while getting the maximum brightness</td>
</tr></tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="id-1.2.5.7.6"></a><h3>
<a name="KbdBacklight.GetBrightness"></a>GetBrightness ()</h3>
<pre class="programlisting">GetBrightness (out'i'value)</pre>
</div>
<p>
Get the brightness level of the keyboard backlight.
</p>
<div class="variablelist"><table border="0" class="variablelist">
<colgroup>
<col align="left" valign="top">
<col>
</colgroup>
<tbody><tr>
<td><p><span class="term"><em class="parameter"><code>value</code></em>:</span></p></td>
<td>
The current value of the keyboard backlight brightness.
</td>
</tr></tbody>
</table></div>
<div class="refsect3">
<a name="id-1.2.5.7.9"></a><h4>Errors</h4>
<div class="variablelist"><table border="0" class="variablelist">
<colgroup>
<col align="left" valign="top">
<col>
</colgroup>
<tbody><tr>
<td><p><span class="term"><em class="parameter"><code>org.freedesktop.UPower.GeneralError</code></em>:</span></p></td>
<td>if an error occured while getting the brightness</td>
</tr></tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="id-1.2.5.7.10"></a><h3>
<a name="KbdBacklight.SetBrightness"></a>SetBrightness ()</h3>
<pre class="programlisting">SetBrightness (in'i'value)</pre>
</div>
<p>
Set the brightness level of the keyboard backlight.
</p>
<div class="variablelist"><table border="0" class="variablelist">
<colgroup>
<col align="left" valign="top">
<col>
</colgroup>
<tbody><tr>
<td><p><span class="term"><em class="parameter"><code>value</code></em>:</span></p></td>
<td>
The value to set the KbdBacklight brightness.
</td>
</tr></tbody>
</table></div>
<div class="refsect3">
<a name="id-1.2.5.7.13"></a><h4>Errors</h4>
<div class="variablelist"><table border="0" class="variablelist">
<colgroup>
<col align="left" valign="top">
<col>
</colgroup>
<tbody><tr>
<td><p><span class="term"><em class="parameter"><code>org.freedesktop.UPower.GeneralError</code></em>:</span></p></td>
<td>if an error occured while setting the brightness</td>
</tr></tbody>
</table></div>
</div>
</div>
<div class="refsect1">
<a name="id-1.2.5.8"></a><h2>Signal Details</h2>
<div class="refsect2">
<a name="id-1.2.5.8.2"></a><h3>
<a name="KbdBacklight::BrightnessChanged"></a>The BrightnessChanged signal</h3>
<pre class="programlisting">BrightnessChanged ('i'value)</pre>
</div>
<p>
The keyboard backlight brightness level has changed.
</p>
<div class="variablelist"><table border="0" class="variablelist">
<colgroup>
<col align="left" valign="top">
<col>
</colgroup>
<tbody><tr>
<td><p><span class="term"><em class="parameter"><code>value</code></em>:</span></p></td>
<td>
The new brightness value of the keyboard backlight.
</td>
</tr></tbody>
</table></div>
</div>
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