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<a href="index.html" class="qtref"><span>QtMobility Reference Documentation</span></a>
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<h1 class="title">QSensorBackendFactory Class Reference</h1>
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<p>The QSensorBackendFactory class instantiates instances of <a href="qsensorbackend.html">QSensorBackend</a>. <a href="#details">More...</a></p>
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<pre class="cpp"> <span class="preprocessor">#include <QSensorBackendFactory></span></pre><p>This class was introduced in Qt Mobility 1.0.</p>
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<li><a href="qsensorbackendfactory-members.html">List of all members, including inherited members</a></li>
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<h2>Public Functions</h2>
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<tr><td class="memItemLeft rightAlign topAlign"> virtual QSensorBackend * </td><td class="memItemRight bottomAlign"><b><a href="qsensorbackendfactory.html#createBackend">createBackend</a></b> ( QSensor * <i>sensor</i> ) = 0</td></tr>
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<h2>Detailed Description</h2>
<p>The QSensorBackendFactory class instantiates instances of <a href="qsensorbackend.html">QSensorBackend</a>.</p>
<p>This interface must be implemented in order to register a sensor backend.</p>
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<p><b>See also </b><a href="creating-a-sensor-plugin.html">Creating a sensor plugin</a>.</p>
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<h3 class="fn"><a name="createBackend"></a><span class="type"><a href="qsensorbackend.html">QSensorBackend</a></span> * QSensorBackendFactory::<span class="name">createBackend</span> ( <span class="type"><a href="qsensor.html">QSensor</a></span> * <i>sensor</i> )<tt> [pure virtual]</tt></h3>
<p>Instantiate a backend. If the factory handles multiple identifiers it should check with the <i>sensor</i> to see which one is requested.</p>
<p>If the factory cannot create a backend it should return 0.</p>
<p>This function was introduced in Qt Mobility 1.0.</p>
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