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# mainwindow.h Example File
opengl/grabber/mainwindow.h

     /****************************************************************************
     **
     ** Copyright (C) 2005-2007 Trolltech ASA. All rights reserved.
     **
     ** This file is part of the example classes of the Qt Toolkit.
     **
     ** This file may be used under the terms of the GNU General Public
     ** License version 2.0 as published by the Free Software Foundation
     ** and appearing in the file LICENSE.GPL included in the packaging of
     ** this file.  Please review the following information to ensure GNU
     ** General Public Licensing requirements will be met:
     ** http://www.trolltech.com/products/qt/opensource.html
     **
     ** If you are unsure which license is appropriate for your use, please
     ** review the following information:
     ** http://www.trolltech.com/products/qt/licensing.html or contact the
     ** sales department at sales@trolltech.com.
     **
     ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
     ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
     **
     ****************************************************************************/

     #ifndef MAINWINDOW_H
     #define MAINWINDOW_H

     #include <QMainWindow>

     class QAction;
     class QLabel;
     class QMenu;
     class QScrollArea;
     class QSlider;
     class GLWidget;

     class MainWindow : public QMainWindow
     {
         Q_OBJECT

     public:
         MainWindow();

     private slots:
         void renderIntoPixmap();
         void grabFrameBuffer();
         void clearPixmap();
         void about();

     private:
         void createActions();
         void createMenus();
         QSlider *createSlider(const char *changedSignal, const char *setterSlot);
         void setPixmap(const QPixmap &pixmap);
         QSize getSize();

         QWidget *centralWidget;
         QScrollArea *glWidgetArea;
         QScrollArea *pixmapLabelArea;
         GLWidget *glWidget;
         QLabel *pixmapLabel;
         QSlider *xSlider;
         QSlider *ySlider;
         QSlider *zSlider;

         QMenu *fileMenu;
         QMenu *helpMenu;
         QAction *grabFrameBufferAct;
         QAction *renderIntoPixmapAct;
         QAction *clearPixmapAct;
         QAction *exitAct;
         QAction *aboutAct;
         QAction *aboutQtAct;
     };

     #endif