Qt:Документация 4.3.2/designer-worldtimeclockplugin-worldtimeclockplugin-cpp

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[править] worldtimeclockplugin.cpp Example File
designer/worldtimeclockplugin/worldtimeclockplugin.cpp

 /****************************************************************************
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 ** This file is part of the example classes of the Qt Toolkit.
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 #include "worldtimeclock.h"
 #include "worldtimeclockplugin.h"
 
 #include <QtPlugin>
 
 WorldTimeClockPlugin::WorldTimeClockPlugin(QObject *parent)
     : QObject(parent)
 {
     initialized = false;
 }
 
 void WorldTimeClockPlugin::initialize(QDesignerFormEditorInterface * /* core */)
 {
     if (initialized)
         return;
 
     initialized = true;
 }
 
 bool WorldTimeClockPlugin::isInitialized() const
 {
     return initialized;
 }
 
 QWidget *WorldTimeClockPlugin::createWidget(QWidget *parent)
 {
     return new WorldTimeClock(parent);
 }
 
 QString WorldTimeClockPlugin::name() const
 {
     return "WorldTimeClock";
 }
 
 QString WorldTimeClockPlugin::group() const
 {
     return "Display Widgets [Examples]";
 }
 
 QIcon WorldTimeClockPlugin::icon() const
 {
     return QIcon();
 }
 
 QString WorldTimeClockPlugin::toolTip() const
 {
     return "";
 }
 
 QString WorldTimeClockPlugin::whatsThis() const
 {
     return "";
 }
 
 bool WorldTimeClockPlugin::isContainer() const
 {
     return false;
 }
 
 QString WorldTimeClockPlugin::domXml() const
 {
     return "<widget class=\"WorldTimeClock\" name=\"worldTimeClock\">\n"
            " <property name=\"geometry\">\n"
            "  <rect>\n"
            "   <x>0</x>\n"
            "   <y>0</y>\n"
            "   <width>100</width>\n"
            "   <height>100</height>\n"
            "  </rect>\n"
            " </property>\n"
            "</widget>\n";
 }
 
 QString WorldTimeClockPlugin::includeFile() const
 {
     return "worldtimeclock.h";
 }
 
 Q_EXPORT_PLUGIN2(worldtimeclockplugin, WorldTimeClockPlugin)

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Qt 4.3.2