Question

This is the verbatim text of the qimageformatplugin.h include file. It is provided only for illustration; the copyright remains with Trolltech.

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#ifndef QIMAGEFORMATPLUGIN_H
#define QIMAGEFORMATPLUGIN_H

#ifndef QT_H
#include "qgplugin.h"
#include "qstringlist.h"
#endif // QT_H

#ifndef QT_NO_IMAGEFORMATPLUGIN
class QImageFormat;
class QImageFormatPluginPrivate;

class Q_EXPORT QImageFormatPlugin : public QGPlugin
{
    Q_OBJECT
public:
    QImageFormatPlugin();
    ~QImageFormatPlugin();

    virtual QStringList keys() const = 0;
    virtual bool loadImage( const QString &format, const QString &filename, QImage *image );
    virtual bool saveImage( const QString &format, const QString &filename, const QImage &image );
    virtual bool installIOHandler( const QString &format ) = 0;

private:
    QImageFormatPluginPrivate *d;
};
#endif // QT_NO_IMAGEFORMATPLUGIN
#endif // QIMAGEFORMATPLUGIN_H