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# qscreenahiglplugin.cpp Example File
qtopiacore/ahigl/qscreenahiglplugin.cpp

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     #include "qscreenahigl_qws.h"

     #include <QScreenDriverPlugin>
     #include <QStringList>

     class QAhiGLScreenPlugin : public QScreenDriverPlugin
     {
     public:
         QAhiGLScreenPlugin();

         QStringList keys() const;
         QScreen *create(const QString&, int displayId);
     };

     /*!
       \class QAhiGLScreenPlugin
       \brief The QAhiGLScreenPlugin class is the plugin for the ATI handheld device graphics driver.

       QAhiGLScreenPlugin inherits QScreenDriverPlugin. See
       \l{How to Create Qt Plugins} for details.
      */

     /*!
       This is the default constructor.
      */
     QAhiGLScreenPlugin::QAhiGLScreenPlugin()
         : QScreenDriverPlugin()
     {
     }

     /*!
       Returns a string list containing the string "ahigl" which
       is the only screen driver supported by this plugin.
      */
     QStringList QAhiGLScreenPlugin::keys() const
     {
         return (QStringList() << "ahigl");
     }

     /*!
       Creates a screen driver of the kind specified by \a driver.
       The \a displayId identifies the Qtopia Core server to connect to.
      */
     QScreen* QAhiGLScreenPlugin::create(const QString& driver, int displayId)
     {
         if (driver.toLower() != "ahigl")
             return 0;

         return new QAhiGLScreen(displayId);
     }

     Q_EXPORT_PLUGIN2(qahiglscreen, QAhiGLScreenPlugin)