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