/******************************************************************************** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).** All rights reserved.** Contact: Nokia Corporation (qt-info@nokia.com)**** This file is part of the demonstration applications of the Qt Toolkit.**** $QT_BEGIN_LICENSE:LGPL$** No Commercial Usage** This file contains pre-release code and may not be distributed.** You may use this file in accordance with the terms and conditions** contained in the Technology Preview License Agreement accompanying** this package.**** GNU Lesser General Public License Usage** Alternatively, this file may be used under the terms of the GNU Lesser** General Public License version 2.1 as published by the Free Software** Foundation and appearing in the file LICENSE.LGPL included in the** packaging of this file. Please review the following information to** ensure the GNU Lesser General Public License version 2.1 requirements** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.**** In addition, as a special exception, Nokia gives you certain additional** rights. These rights are described in the Nokia Qt LGPL Exception** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.**** If you have questions regarding the use of this file, please contact** Nokia at qt-info@nokia.com.****************** $QT_END_LICENSE$******************************************************************************/#ifndef MAINWINDOW_H#define MAINWINDOW_H#include <QMainWindow>#include "ui_mainwindow.h"class Document;class MainWindow : public QMainWindow, public Ui::MainWindow{ Q_OBJECTpublic: MainWindow(QWidget *parent = 0); void addDocument(Document *doc); void removeDocument(Document *doc); void setCurrentDocument(Document *doc); Document *currentDocument() const;public slots: void openDocument(); void saveDocument(); void closeDocument(); void newDocument(); void addShape(); void removeShape(); void setShapeColor(); void addSnowman(); void addRobot(); void about(); void aboutQt();private slots: void updateActions();private: QUndoGroup *m_undoGroup; QString fixedWindowTitle(const Document *doc) const;};#endif // MAINWINDOW_H