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/*
Rosegarden
A MIDI and audio sequencer and musical notation editor.
This program is Copyright 2000-2008
Guillaume Laurent <[email protected]>,
Chris Cannam <[email protected]>,
Richard Bown <[email protected]>
The moral rights of Guillaume Laurent, Chris Cannam, and Richard
Bown to claim authorship of this work have been asserted.
This file is based on code from KGhostView, Copyright 1997-2002
Markkhu Hihnala <[email protected]>
and the KGhostView authors.
Other copyrights also apply to some parts of this work. Please
see the AUTHORS file and individual file headers for details.
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version. See the file
COPYING included with this distribution for more information.
*/
#ifndef _RG_SCROLLBOX_H_
#define _RG_SCROLLBOX_H_
#include <tqframe.h>
#include <tqpixmap.h>
#include <tqpoint.h>
#include <tqsize.h>
class TQWidget;
class TQPainter;
class TQMouseEvent;
namespace Rosegarden
{
class ScrollBox: public TQFrame
{
Q_OBJECT
public:
enum SizeMode { FixWidth, FixHeight };
ScrollBox(TQWidget *parent = 0,
SizeMode mode = FixWidth,
const char *name = 0);
public slots:
void setPageSize(const TQSize&);
void setViewSize(const TQSize&);
void setViewPos(const TQPoint&);
void setViewPos(int x, int y) { setViewPos(TQPoint(x, y)); }
void setViewX(int x);
void setViewY(int y);
void setThumbnail(TQPixmap img);
signals:
void valueChanged(const TQPoint&);
void valueChangedRelative(int dx, int dy);
void button2Pressed();
void button3Pressed();
protected:
void mousePressEvent(TQMouseEvent *);
void mouseMoveEvent(TQMouseEvent *);
void drawContents(TQPainter *);
private:
TQPoint m_viewpos;
TQPoint m_mouse;
TQSize m_pagesize;
TQSize m_viewsize;
SizeMode m_sizeMode;
};
}
#endif
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