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mainwindow.h Example File
tools/plugandpaint/mainwindow.h

    /****************************************************************************
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    ** Copyright (C) 2005-2006 Trolltech ASA. All rights reserved.
    **
    ** This file is part of the example classes of the Qt Toolkit.
    **
    ** Licensees holding valid Qt Preview licenses may use this file in
    ** accordance with the Qt Preview License Agreement provided with the
    ** Software.
    **
    ** See http://www.trolltech.com/pricing.html or email sales@trolltech.com for
    ** information about Qt Commercial License Agreements.
    **
    ** Contact info@trolltech.com if any conditions of this licensing are
    ** not clear to you.
    **
    ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
    ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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    #ifndef MAINWINDOW_H
    #define MAINWINDOW_H

    #include <QDir>
    #include <QMainWindow>
    #include <QStringList>

    class QAction;
    class QActionGroup;
    class QMenu;
    class QScrollArea;
    class PaintArea;

    class MainWindow : public QMainWindow
    {
        Q_OBJECT

    public:
        MainWindow();

    private slots:
        void open();
        bool saveAs();
        void brushColor();
        void brushWidth();
        void changeBrush();
        void insertShape();
        void applyFilter();
        void about();
        void aboutPlugins();

    private:
        void createActions();
        void createMenus();
        void loadPlugins();
        void populateMenus(QObject *plugin);
        void addToMenu(QObject *plugin, const QStringList &texts, QMenu *menu,
                       const char *member, QActionGroup *actionGroup = 0);

        PaintArea *paintArea;
        QScrollArea *scrollArea;
        QDir pluginsDir;
        QStringList pluginFileNames;

        QMenu *fileMenu;
        QMenu *brushMenu;
        QMenu *shapesMenu;
        QMenu *filterMenu;
        QMenu *helpMenu;
        QActionGroup *brushActionGroup;
        QAction *openAct;
        QAction *saveAsAct;
        QAction *exitAct;
        QAction *brushWidthAct;
        QAction *brushColorAct;
        QAction *aboutAct;
        QAction *aboutQtAct;
        QAction *aboutPluginsAct;
    };

    #endif


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Qt 4.2.0-tp1