/****************************************************************************
**
** Copyright (C) 1992-2007 Trolltech ASA. All rights reserved.
**
** This file is part of the Qt Designer of the Qt Toolkit.
**
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** 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:
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**
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** review the following information:
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** or contact the sales department at sales@trolltech.com.
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** In addition, as a special exception, Trolltech gives you certain
** additional rights. These rights are described in the Trolltech GPL
** Exception version 1.0, which can be found at
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** GPL_EXCEPTION.txt in this package.
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** In addition, as a special exception, Trolltech, as the sole copyright
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****************************************************************************/

#ifndef QTGRADIENTSTOPSWIDGET_H
#define QTGRADIENTSTOPSWIDGET_H

#include <QAbstractScrollArea>

namespace qdesigner_internal {

class QtGradientStopsModel;

class QtGradientStopsWidget : public QAbstractScrollArea
{
    Q_OBJECT
    Q_PROPERTY(bool backgroundTransparent READ backgroundTransparent WRITE setBackgroundTransparent)
public:
    QtGradientStopsWidget(QWidget *parent = 0);
    ~QtGradientStopsWidget();

    QSize minimumSizeHint() const;
    QSize sizeHint() const;

    void setBackgroundTransparent(bool transparent);
    bool backgroundTransparent() const;

    void setGradientStopsModel(QtGradientStopsModel *model);

    void setZoom(double zoom);
    double zoom() const;

protected:
    void paintEvent(QPaintEvent *e);
    void mousePressEvent(QMouseEvent *e);
    void mouseReleaseEvent(QMouseEvent *e);
    void mouseMoveEvent(QMouseEvent *e);
    void mouseDoubleClickEvent(QMouseEvent *e);
    void keyPressEvent(QKeyEvent *e);
    void focusInEvent(QFocusEvent *e);
    void focusOutEvent(QFocusEvent *e);
    void contextMenuEvent(QContextMenuEvent *e);

private:
    class QtGradientStopsWidgetPrivate *d_ptr;
    Q_DECLARE_PRIVATE(QtGradientStopsWidget)
    Q_DISABLE_COPY(QtGradientStopsWidget)
    Q_PRIVATE_SLOT(d_func(), void slotStopAdded(QtGradientStop *stop))
    Q_PRIVATE_SLOT(d_func(), void slotStopRemoved(QtGradientStop *stop))
    Q_PRIVATE_SLOT(d_func(), void slotStopMoved(QtGradientStop *stop, qreal newPos))
    Q_PRIVATE_SLOT(d_func(), void slotStopChanged(QtGradientStop *stop, const QColor &newColor))
    Q_PRIVATE_SLOT(d_func(), void slotStopSelected(QtGradientStop *stop, bool selected))
    Q_PRIVATE_SLOT(d_func(), void slotCurrentStopChanged(QtGradientStop *stop))
    Q_PRIVATE_SLOT(d_func(), void slotNewStop())
    Q_PRIVATE_SLOT(d_func(), void slotDelete())
    Q_PRIVATE_SLOT(d_func(), void slotSelectAll())
};

}

#endif
