tictactoeplugin.cpp Example File

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 #include "tictactoe.h"
 #include "tictactoeplugin.h"
 #include "tictactoetaskmenu.h"

 #include <QtDesigner/QDesignerFormEditorInterface>
 #include <QtDesigner/QExtensionManager>
 #include <QtPlugin>

 TicTacToePlugin::TicTacToePlugin(QObject *parent)
     : QObject(parent)
 {
 }

 QString TicTacToePlugin::name() const
 {
     return QStringLiteral("TicTacToe");
 }

 QString TicTacToePlugin::group() const
 {
     return QStringLiteral("Display Widgets [Examples]");
 }

 QString TicTacToePlugin::toolTip() const
 {
     return QString();
 }

 QString TicTacToePlugin::whatsThis() const
 {
     return QString();
 }

 QString TicTacToePlugin::includeFile() const
 {
     return QStringLiteral("tictactoe.h");
 }

 QIcon TicTacToePlugin::icon() const
 {
     return QIcon();
 }

 bool TicTacToePlugin::isContainer() const
 {
     return false;
 }

 QWidget *TicTacToePlugin::createWidget(QWidget *parent)
 {
     TicTacToe *ticTacToe = new TicTacToe(parent);
     ticTacToe->setState(QStringLiteral("-X-XO----"));
     return ticTacToe;
 }

 bool TicTacToePlugin::isInitialized() const
 {
     return initialized;
 }

 void TicTacToePlugin::initialize(QDesignerFormEditorInterface *formEditor)
 {
     if (initialized)
         return;

     QExtensionManager *manager = formEditor->extensionManager();
     Q_ASSERT(manager != 0);

     manager->registerExtensions(new TicTacToeTaskMenuFactory(manager),
                                 Q_TYPEID(QDesignerTaskMenuExtension));

     initialized = true;
 }

 QString TicTacToePlugin::domXml() const
 {
     return QLatin1String("\
 <ui language=\"c++\">\
     <widget class=\"TicTacToe\" name=\"ticTacToe\"/>\
     <customwidgets>\
         <customwidget>\
             <class>TicTacToe</class>\
             <propertyspecifications>\
             <tooltip name=\"state\">Tic Tac Toe state</tooltip>\
             <stringpropertyspecification name=\"state\" notr=\"true\" type=\"singleline\"/>\
             </propertyspecifications>\
         </customwidget>\
     </customwidgets>\
 </ui>");
 }