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mainwindow.h

/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the examples of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial Usage
** Licensees holding valid Qt Commercial licenses may use this file in
** accordance with the Qt Commercial License Agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Nokia.
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** 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.
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** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
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** packaging of this file.  Please review the following information to
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#ifndef MAINWINDOW_H
#define MAINWINDOW_H

#include <QMainWindow>

#include "diagramitem.h"

class DiagramScene;

QT_BEGIN_NAMESPACE
class QAction;
class QToolBox;
class QSpinBox;
class QComboBox;
class QFontComboBox;
class QButtonGroup;
class QLineEdit;
class QGraphicsTextItem;
class QFont;
class QToolButton;
class QAbstractButton;
class QGraphicsView;
QT_END_NAMESPACE

//! [0]
class MainWindow : public QMainWindow
{
    Q_OBJECT

public:
   MainWindow();

private slots:
    void backgroundButtonGroupClicked(QAbstractButton *button);
    void buttonGroupClicked(int id);
    void deleteItem();
    void pointerGroupClicked(int id);
    void bringToFront();
    void sendToBack();
    void itemInserted(DiagramItem *item);
    void textInserted(QGraphicsTextItem *item);
    void currentFontChanged(const QFont &font);
    void fontSizeChanged(const QString &size);
    void sceneScaleChanged(const QString &scale);
    void textColorChanged();
    void itemColorChanged();
    void lineColorChanged();
    void textButtonTriggered();
    void fillButtonTriggered();
    void lineButtonTriggered();
    void handleFontChange();
    void itemSelected(QGraphicsItem *item);
    void about();

private:
    void createToolBox();
    void createActions();
    void createMenus();
    void createToolbars();
    QWidget *createBackgroundCellWidget(const QString &text,
                                        const QString &image);
    QWidget *createCellWidget(const QString &text,
                              DiagramItem::DiagramType type);
    QMenu *createColorMenu(const char *slot, QColor defaultColor);
    QIcon createColorToolButtonIcon(const QString &image, QColor color);
    QIcon createColorIcon(QColor color);

    DiagramScene *scene;
    QGraphicsView *view;

    QAction *exitAction;
    QAction *addAction;
    QAction *deleteAction;

    QAction *toFrontAction;
    QAction *sendBackAction;
    QAction *aboutAction;

    QMenu *fileMenu;
    QMenu *itemMenu;
    QMenu *aboutMenu;

    QToolBar *textToolBar;
    QToolBar *editToolBar;
    QToolBar *colorToolBar;
    QToolBar *pointerToolbar;

    QComboBox *sceneScaleCombo;
    QComboBox *itemColorCombo;
    QComboBox *textColorCombo;
    QComboBox *fontSizeCombo;
    QFontComboBox *fontCombo;

    QToolBox *toolBox;
    QButtonGroup *buttonGroup;
    QButtonGroup *pointerTypeGroup;
    QButtonGroup *backgroundButtonGroup;
    QToolButton *fontColorToolButton;
    QToolButton *fillColorToolButton;
    QToolButton *lineColorToolButton;
    QAction *boldAction;
    QAction *underlineAction;
    QAction *italicAction;
    QAction *textAction;
    QAction *fillAction;
    QAction *lineAction;
};
//! [0]

#endif

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