tdegraphics/kghostview/scrollbox.h

/** 
 * Copyright (C) 1997-2002 the KGhostView authors. See file AUTHORS.
 * 	
 * 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.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 */

#ifndef __SCROLLBOX_H__
#define __SCROLLBOX_H__

#include <tqframe.h>
#include <tqimage.h>

class ScrollBox: public TQFrame
{
    Q_OBJECT
  TQ_OBJECT

public:
    ScrollBox( TQWidget* parent = 0, 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 setThumbnail( TQPixmap img );
    void clear();

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 *);
    void resizeEvent( TQResizeEvent * );

private:
    TQPoint viewpos, mouse;
    TQSize  pagesize;
    TQSize  viewsize;
};

#endif

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