- Qt 5.5
- Qt Designer Manual
- Task Menu Extension Example
- tictactoetaskmenu.cpp Example File
- Qt 5.5.1 Reference Documentation

# tictactoetaskmenu.cpp Example File

taskmenuextension/tictactoetaskmenu.cpp

    /****************************************************************************
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    ** Copyright (C) 2015 The Qt Company Ltd.
    ** Contact: http://www.qt.io/licensing/
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    ** This file is part of the examples of the Qt Toolkit.
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    #include "tictactoe.h"
    #include "tictactoedialog.h"
    #include "tictactoetaskmenu.h"

    #include <QtDesigner/QDesignerFormEditorInterface>
    #include <QAction>

    TicTacToeTaskMenu::TicTacToeTaskMenu(TicTacToe *tic, QObject *parent)
        : QObject(parent)
        , editStateAction(new QAction(tr("Edit State..."), this))
        , ticTacToe(tic)
    {
        connect(editStateAction, &QAction::triggered, this, &TicTacToeTaskMenu::editState);
    }

    void TicTacToeTaskMenu::editState()
    {
        TicTacToeDialog dialog(ticTacToe);
        dialog.exec();
    }

    QAction *TicTacToeTaskMenu::preferredEditAction() const
    {
        return editStateAction;
    }

    QList<QAction *> TicTacToeTaskMenu::taskActions() const
    {
        QList<QAction *> list;
        list.append(editStateAction);
        return list;
    }

    TicTacToeTaskMenuFactory::TicTacToeTaskMenuFactory(QExtensionManager *parent)
        : QExtensionFactory(parent)
    {
    }

    QObject *TicTacToeTaskMenuFactory::createExtension(QObject *object,
                                                       const QString &iid,
                                                       QObject *parent) const
    {
        if (iid != Q_TYPEID(QDesignerTaskMenuExtension))
            return 0;

        if (TicTacToe *tic = qobject_cast<TicTacToe*>(object))
            return new TicTacToeTaskMenu(tic, parent);

        return 0;
    }