showimg.h.bak

这是一个自己开发的键盘驱动代码

/****************************************************************************
** $Id: qt/showimg.h   3.3.6   edited Aug 31 2005 $
**
** Copyright (C) 1992-2005 Trolltech AS.  All rights reserved.
**
** This file is part of an example program for Qt.  This example
** program may be used, distributed and modified without limitation.
**
*****************************************************************************/

#ifndef SHOWIMG_H
#define SHOWIMG_H

#include <qwidget.h>
#include <qimage.h>
#include <qsplitter.h>

class QLabel;
class QPoint;
class ImageViewer : public QWidget
{
    Q_OBJECT
public:
    ImageViewer( QWidget *parent=0, const char *name=0, int wFlags=0 );
    ~ImageViewer();
    bool	loadImage( const QString& );

signals:
    void clicked();
    
public slots:
		void fullScreen();
		void toggleFullScreen();
		void normalView();
		
protected:
    void	paintEvent( QPaintEvent * );
    void	resizeEvent( QResizeEvent * );
    void 	mouseReleaseEvent(QMouseEvent* event);

private:
    void	scale();
    int		conversion_flags;
    int		alloc_context;
    QString filename;
    QImage	image;			// the loaded image
    QPixmap	pm;			// the converted pixmap
    QPixmap	pmScaled, pmScaledBackup,pmFullScreen;		// the scaled pixmap

    QLabel *status;
    QPoint oriPoint;
    
    void updateStatus();    

    bool 	reconvertImage();
    bool	may_be_other;
    static ImageViewer* other;
    
    bool isFullScreen, screenToggled, newImage;
    QSplitter *pwidget;
    QSize oriSize;
};


#endif // SHOWIMG_H