qrubberband.h

奇趣公司比较新的qt/emd版本

/****************************************************************************
**
** Copyright (C) 1992-2007 Trolltech ASA. All rights reserved.
**
** This file is part of the QtGui module 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://trolltech.com/products/qt/licenses/licensing/opensource/
**
** If you are unsure which license is appropriate for your use, please
** review the following information:
** http://trolltech.com/products/qt/licenses/licensing/licensingoverview
** or contact the sales department at [e-mail].
**
** 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
** http://www.trolltech.com/products/qt/gplexception/ and in the file
** GPL_EXCEPTION.txt in this package.
**
** In addition, as a special exception, Trolltech, as the sole copyright
** holder for Qt Designer, grants users of the Qt/Eclipse Integration
** plug-in the right for the Qt/Eclipse Integration to link to
** functionality provided by Qt Designer and its related libraries.
**
** Trolltech reserves all rights not expressly granted herein.
**
** 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 QRUBBERBAND_H
#define QRUBBERBAND_H

#include <QtGui/qwidget.h>

QT_BEGIN_HEADER

QT_MODULE(Gui)

#ifndef QT_NO_RUBBERBAND

class QRubberBandPrivate;
class QStyleOptionRubberBand;

class Q_GUI_EXPORT QRubberBand : public QWidget
{
    Q_OBJECT

public:
    enum Shape { Line, Rectangle };
    explicit QRubberBand(Shape, QWidget * =0);
    ~QRubberBand();

    Shape shape() const;

    void setGeometry(const QRect &r);

    inline void setGeometry(int x, int y, int w, int h);
    inline void move(int x, int y);
    inline void move(const QPoint &p)
    { move(p.x(), p.y()); }
    inline void resize(int w, int h)
    { setGeometry(geometry().x(), geometry().y(), w, h); }
    inline void resize(const QSize &s)
    { resize(s.width(), s.height()); }

protected:
    bool event(QEvent *e);
    void paintEvent(QPaintEvent *);
    void changeEvent(QEvent *);
    void showEvent(QShowEvent *);
    void resizeEvent(QResizeEvent *);
    void moveEvent(QMoveEvent *);
    void initStyleOption(QStyleOptionRubberBand *option) const;

private:
    Q_DECLARE_PRIVATE(QRubberBand)
};

inline void QRubberBand::setGeometry(int ax, int ay, int aw, int ah)
{ setGeometry(QRect(ax, ay, aw, ah)); }
inline void QRubberBand::move(int ax, int ay)
{ setGeometry(ax, ay, width(), height()); }

#endif // QT_NO_RUBBERBAND

QT_END_HEADER

#endif // QRUBBERBAND_H