/******************************************************************************** Copyright (C) 2006-2006 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 QAbstractItemModel;class QComboBox;class QCompleter;class QLabel;class QLineEdit;class QProgressBar;class MainWindow : public QMainWindow{    Q_OBJECTpublic:    MainWindow(QWidget *parent = 0);private slots:    void about();    void changeCase(int);    void changeMode(int);    void updateModel();    void useComboBox(bool);private:    void createMenu();    QAbstractItemModel *modelFromFile(const QString& fileName);    QComboBox *caseCombo;    QComboBox *modeCombo;    QComboBox *modelCombo;    QCompleter *completer;    QLabel *contentsLabel;    QComboBox *comboBox;    QLineEdit *lineEdit;};#endif // MAINWINDOW_H