main.cpp Example File

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 #include <QtGui>
 #include <QMaemo5ValueButton>
 #include <QMaemo5ListPickSelector>

 /*! The PickSelectorAction class is a QWidgetAction that displays a QMaemo5ValueButton with a QMaemo5ListPickSelector */
 class PickSelectorAction : public QWidgetAction {
     Q_OBJECT

 public:
     PickSelectorAction(QObject *parent)
         : QWidgetAction(parent)
         , coolnessFactor(0)
     {
         setText(tr("CoolnesSelector"));

         strings << tr("Mild") << tr("Cold") << tr("Very cool") << tr("Frosty");

         stringsModel = new QStringListModel(this);
         stringsModel->setStringList(strings);
     }

     /*! Create the WidgetAction widget
         Just remember that every time the menu is opened we need to create a new widget.
     */
     QWidget * createWidget(QWidget *parent)
     {
         QMaemo5ListPickSelector *selector = new QMaemo5ListPickSelector(parent);
         selector->setModel(stringsModel);
         selector->setCurrentIndex(coolnessFactor);

         QMaemo5ValueButton *valueButton = new QMaemo5ValueButton(tr("Coolness"), parent);
         valueButton->setValueLayout(QMaemo5ValueButton::ValueUnderTextCentered); // Maemo5 style guide wants the menu entries centered.
         valueButton->setPickSelector(selector);

         connect(selector, SIGNAL(selected(const QString &)), this, SLOT(selectionChanged(const QString &)));

         return valueButton;
     }

 public Q_SLOTS:
     void selectionChanged(const QString&);

 protected:
    int coolnessFactor;

    QStringList strings;
    QStringListModel *stringsModel;
 };

 /*! Store the selected picker value back to the action */
 void PickSelectorAction::selectionChanged(const QString& value)
 {
     coolnessFactor = strings.indexOf(value);
 }

 class MainWindow : public QMainWindow
 {
     Q_OBJECT

 public:
     MainWindow()
     {
         // add some radio/exclusive actions (which will be converted to filter actions in the application menu)
         // The Maemo 5 UI specification limits this to up to four actions in up to one group
 // ![0]
         QActionGroup *filterGroup = new QActionGroup(this);
         filterGroup->setExclusive(true);

         QAction *actEnable = new QAction(tr("Enabled"), filterGroup);
         actEnable->setCheckable(true);
         actEnable->setChecked(true);

         QAction *actDisable = new QAction(tr("Disabled"), filterGroup);
         actDisable->setCheckable(true);

         QAction *actWhatever = new QAction(tr("Whatever"), filterGroup);
         actWhatever->setCheckable(true);

         menuBar()->addActions(filterGroup->actions());
 // ![0]

 // ![1]
         menuBar()->addAction(tr("Action 1"));
         menuBar()->addAction(tr("Action 2"));
         menuBar()->addAction(tr("Action 3"));
 // ![1]

 // ![2]
         QAction *checkAction = new QAction(tr("Checkable"), this);
         checkAction->setCheckable(true);
         menuBar()->addAction(checkAction);
 // ![2]

 // ![3]
         menuBar()->addAction(new PickSelectorAction(this));
 // ![3]

         QLabel *central = new QLabel(tr("Use the menu"));
         setCentralWidget(central);

         setWindowTitle(tr("Menu example"));
   }
 };

 int main(int argc, char *argv[])
 {
     QApplication app(argc, argv);
     MainWindow mw;
     mw.show();
     return app.exec();
 }

 #include "main.moc"