Windows-4.7.4/src/declarative/util/qdeclarativepixmapcache_p.h

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#ifndef QDECLARATIVEPIXMAPCACHE_H
#define QDECLARATIVEPIXMAPCACHE_H

#include <QtCore/qcoreapplication.h>
#include <QtCore/qstring.h>
#include <QtGui/qpixmap.h>
#include <QtCore/qurl.h>

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

QT_MODULE(Declarative)

class QDeclarativeEngine;
class QDeclarativePixmapData;
class Q_DECLARATIVE_EXPORT QDeclarativePixmap
{
    Q_DECLARE_TR_FUNCTIONS(QDeclarativePixmap)
public:
    QDeclarativePixmap();
    QDeclarativePixmap(QDeclarativeEngine *, const QUrl &);
    QDeclarativePixmap(QDeclarativeEngine *, const QUrl &, const QSize &);
    ~QDeclarativePixmap();

    enum Status { Null, Ready, Error, Loading };

    enum Option {
        Asynchronous = 0x00000001,
        Cache        = 0x00000002
    };
    Q_DECLARE_FLAGS(Options, Option)

    bool isNull() const;
    bool isReady() const;
    bool isError() const;
    bool isLoading() const;

    Status status() const;
    QString error() const;
    const QUrl &url() const;
    const QSize &implicitSize() const;
    const QSize &requestSize() const;
    const QPixmap &pixmap() const;
    void setPixmap(const QPixmap &);

    QRect rect() const;
    int width() const;
    int height() const;
    inline operator const QPixmap &() const;

    void load(QDeclarativeEngine *, const QUrl &);
    void load(QDeclarativeEngine *, const QUrl &, QDeclarativePixmap::Options options);
    void load(QDeclarativeEngine *, const QUrl &, const QSize &);
    void load(QDeclarativeEngine *, const QUrl &, const QSize &, QDeclarativePixmap::Options options);

    void clear();
    void clear(QObject *);

    bool connectFinished(QObject *, const char *);
    bool connectFinished(QObject *, int);
    bool connectDownloadProgress(QObject *, const char *);
    bool connectDownloadProgress(QObject *, int);

    static void flushCache();

private:
    Q_DISABLE_COPY(QDeclarativePixmap)
    QDeclarativePixmapData *d;
};

inline QDeclarativePixmap::operator const QPixmap &() const
{
    return pixmap();
}

Q_DECLARE_OPERATORS_FOR_FLAGS(QDeclarativePixmap::Options)

QT_END_NAMESPACE

QT_END_HEADER

#endif // QDECLARATIVEPIXMAPCACHE_H