/**************************************************************************
**
** This file is part of Qt Creator
**
** Copyright (c) 2011 Nokia Corporation and/or its subsidiary(-ies).
**
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** 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.
**
**************************************************************************/

#ifndef QTCOLORBUTTON_H
#define QTCOLORBUTTON_H

#include "utils_global.h"

#include <QtGui/QToolButton>

namespace Utils {

class QTCREATOR_UTILS_EXPORT QtColorButton : public QToolButton
{
    Q_OBJECT
    Q_PROPERTY(bool backgroundCheckered READ isBackgroundCheckered WRITE setBackgroundCheckered)
    Q_PROPERTY(bool alphaAllowed READ isAlphaAllowed WRITE setAlphaAllowed)
    Q_PROPERTY(QColor color READ color WRITE setColor)
public:
    QtColorButton(QWidget *parent = 0);
    ~QtColorButton();

    bool isBackgroundCheckered() const;
    void setBackgroundCheckered(bool checkered);

    bool isAlphaAllowed() const;
    void setAlphaAllowed(bool allowed);

    QColor color() const;

public slots:
    void setColor(const QColor &color);

signals:
    void colorChanged(const QColor &color);
protected:
    void paintEvent(QPaintEvent *event);
    void mousePressEvent(QMouseEvent *event);
    void mouseMoveEvent(QMouseEvent *event);
#ifndef QT_NO_DRAGANDDROP
    void dragEnterEvent(QDragEnterEvent *event);
    void dragLeaveEvent(QDragLeaveEvent *event);
    void dropEvent(QDropEvent *event);
#endif
private:
    class QtColorButtonPrivate *d_ptr;
    friend class QtColorButtonPrivate;
    Q_DISABLE_COPY(QtColorButton)
    Q_PRIVATE_SLOT(d_ptr, void slotEditColor())
};

} // namespace Utils

#endif // QTCOLORBUTTON_H