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qt4-doc-4.3.4-6mdv2008.1.x86_64.rpm

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  <title>Qt 4.3: QKbdDriverPlugin Class Reference</title>
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<p>The QKbdDriverPlugin class is an abstract base class for keyboard driver plugins in Qtopia Core. <a href="#details">More...</a></p>
<pre> #include &lt;QKbdDriverPlugin&gt;</pre><p>Inherits <a href="qobject.html">QObject</a>.</p>
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<li><a href="qkbddriverplugin-members.html">List of all members, including inherited members</a></li>
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<h3>Public Functions</h3>
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<li><div class="fn"/><b><a href="qkbddriverplugin.html#QKbdDriverPlugin">QKbdDriverPlugin</a></b> ( QObject * <i>parent</i> = 0 )</li>
<li><div class="fn"/><b><a href="qkbddriverplugin.html#dtor.QKbdDriverPlugin">~QKbdDriverPlugin</a></b> ()</li>
<li><div class="fn"/>virtual QWSKeyboardHandler * <b><a href="qkbddriverplugin.html#create">create</a></b> ( const QString &amp; <i>key</i>, const QString &amp; <i>device</i> ) = 0</li>
<li><div class="fn"/>virtual QStringList <b><a href="qkbddriverplugin.html#keys">keys</a></b> () const = 0</li>
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<li><div class="fn"/>29 public functions inherited from <a href="qobject.html#public-functions">QObject</a></li>
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<h3>Additional Inherited Members</h3>
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<li><div class="fn"/>1 property inherited from <a href="qobject.html#properties">QObject</a></li>
<li><div class="fn"/>1 public slot inherited from <a href="qobject.html#public-slots">QObject</a></li>
<li><div class="fn"/>1 signal inherited from <a href="qobject.html#signals">QObject</a></li>
<li><div class="fn"/>5 static public members inherited from <a href="qobject.html#static-public-members">QObject</a></li>
<li><div class="fn"/>7 protected functions inherited from <a href="qobject.html#protected-functions">QObject</a></li>
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<h2>Detailed Description</h2>
<p>The QKbdDriverPlugin class is an abstract base class for keyboard driver plugins in Qtopia Core.</p>
<p>Note that this class is only available in <a href="qtopiacore.html">Qtopia Core</a>.</p>
<p><a href="qtopiacore.html">Qtopia Core</a> provides ready-made drivers for several keyboard protocols, see the <a href="qtopiacore-charinput.html">character input</a> documentation for details. Custom keyboard drivers can be implemented by subclassing the <a href="qwskeyboardhandler.html">QWSKeyboardHandler</a> class and creating a keyboard driver plugin.</p>
<p>A keyboard driver plugin can be created by subclassing QKbdDriverPlugin and reimplementing the pure virtual <a href="qkbddriverplugin.html#keys">keys</a>() and <a href="qkbddriverplugin.html#create">create</a>() functions. By exporting the derived class using the <a href="qtplugin.html#Q_EXPORT_PLUGIN2">Q_EXPORT_PLUGIN2</a>() macro, <a href="qtopiacore.html">Qtopia Core</a>'s implementation of the <a href="qkbddriverfactory.html">QKbdDriverFactory</a> class will automatically detect the plugin and load the driver into the server application at runtime. See <a href="plugins-howto.html">How to Create Qt Plugins</a> for details.</p>
<p>See also <a href="qkbddriverfactory.html">QKbdDriverFactory</a> and <a href="qwskeyboardhandler.html">QWSKeyboardHandler</a>.</p>
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<h2>Member Function Documentation</h2>
<h3 class="fn"><a name="QKbdDriverPlugin"></a>QKbdDriverPlugin::QKbdDriverPlugin ( <a href="qobject.html">QObject</a> * <i>parent</i> = 0 )</h3>
<p>Constructs a keyboard driver plugin with the given <i>parent</i>.</p>
<p>Note that this constructor is invoked automatically by the <a href="qtplugin.html#Q_EXPORT_PLUGIN2">Q_EXPORT_PLUGIN2</a>() macro, so there is no need for calling it explicitly.</p>
<h3 class="fn"><a name="dtor.QKbdDriverPlugin"></a>QKbdDriverPlugin::~QKbdDriverPlugin ()</h3>
<p>Destroys the keyboard driver plugin.</p>
<p>Note that Qt destroys a plugin automatically when it is no longer used, so there is no need for calling the destructor explicitly.</p>
<h3 class="fn"><a name="create"></a><a href="qwskeyboardhandler.html">QWSKeyboardHandler</a> * QKbdDriverPlugin::create ( const <a href="qstring.html">QString</a> &amp; <i>key</i>, const <a href="qstring.html">QString</a> &amp; <i>device</i> )&nbsp;&nbsp;<tt> [pure virtual]</tt></h3>
<p>Implement this function to create a driver matching the type specified by the given <i>key</i> and <i>device</i> parameters. Note that keys are case-insensitive.</p>
<p>See also <a href="qkbddriverplugin.html#keys">keys</a>().</p>
<h3 class="fn"><a name="keys"></a><a href="qstringlist.html">QStringList</a> QKbdDriverPlugin::keys () const&nbsp;&nbsp;<tt> [pure virtual]</tt></h3>
<p>Implement this function to return the list of valid keys, i.e&#x2e; the keyboard drivers supported by this plugin.</p>
<p><a href="qtopiacore.html">Qtopia Core</a> provides ready-made drivers for several keyboard protocols, see the <a href="qtopiacore-charinput.html">character input</a> documentation for details.</p>
<p>See also <a href="qkbddriverplugin.html#create">create</a>().</p>
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