qmime.h
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- /****************************************************************************
- **
- ** Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies).
- ** Contact: Qt Software Information (qt-info@nokia.com)
- **
- ** This file is part of the QtGui module of the Qt Toolkit.
- **
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- ** accordance with the Qt Commercial License Agreement provided with the
- ** Software or, alternatively, in accordance with the terms contained in
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- **
- **
- ** GNU General Public License Usage
- ** Alternatively, this file may be used under the terms of the GNU
- ** General Public License versions 2.0 or 3.0 as published by the Free
- ** Software Foundation and appearing in the file LICENSE.GPL included in
- ** the packaging of this file. Please review the following information
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- ****************************************************************************/
- #ifndef QMIME_H
- #define QMIME_H
- #include <QtCore/qmimedata.h>
- QT_BEGIN_HEADER
- QT_BEGIN_NAMESPACE
- QT_MODULE(Gui)
- class Q_GUI_EXPORT QMimeSource
- {
- public:
- virtual ~QMimeSource();
- virtual const char* format(int n = 0) const = 0;
- virtual bool provides(const char*) const;
- virtual QByteArray encodedData(const char*) const = 0;
- };
- #if defined(Q_WS_WIN)
- QT_BEGIN_INCLUDE_NAMESPACE
- typedef struct tagFORMATETC FORMATETC;
- typedef struct tagSTGMEDIUM STGMEDIUM;
- struct IDataObject;
- #include <QtCore/qvariant.h>
- QT_END_INCLUDE_NAMESPACE
- /*
- Encapsulation of conversion between MIME and Windows CLIPFORMAT.
- Not need on X11, as the underlying protocol uses the MIME standard
- directly.
- */
- class Q_GUI_EXPORT QWindowsMime
- {
- public:
- QWindowsMime();
- virtual ~QWindowsMime();
- // for converting from Qt
- virtual bool canConvertFromMime(const FORMATETC &formatetc, const QMimeData *mimeData) const = 0;
- virtual bool convertFromMime(const FORMATETC &formatetc, const QMimeData *mimeData, STGMEDIUM * pmedium) const = 0;
- virtual QVector<FORMATETC> formatsForMime(const QString &mimeType, const QMimeData *mimeData) const = 0;
- // for converting to Qt
- virtual bool canConvertToMime(const QString &mimeType, IDataObject *pDataObj) const = 0;
- virtual QVariant convertToMime(const QString &mimeType, IDataObject *pDataObj, QVariant::Type preferredType) const = 0;
- virtual QString mimeForFormat(const FORMATETC &formatetc) const = 0;
- static int registerMimeType(const QString &mime);
- private:
- friend class QClipboardWatcher;
- friend class QDragManager;
- friend class QDropData;
- friend class QOleDataObject;
- static QWindowsMime *converterToMime(const QString &mimeType, IDataObject *pDataObj);
- static QStringList allMimesForFormats(IDataObject *pDataObj);
- static QWindowsMime *converterFromMime(const FORMATETC &formatetc, const QMimeData *mimeData);
- static QVector<FORMATETC> allFormatsForMime(const QMimeData *mimeData);
- };
- #endif
- #if defined(Q_WS_MAC)
- /*
- Encapsulation of conversion between MIME and Mac flavor.
- Not needed on X11, as the underlying protocol uses the MIME standard
- directly.
- */
- class Q_GUI_EXPORT QMacMime { //Obsolete
- char type;
- public:
- enum QMacMimeType { MIME_DND=0x01, MIME_CLIP=0x02, MIME_QT_CONVERTOR=0x04, MIME_ALL=MIME_DND|MIME_CLIP };
- explicit QMacMime(char) { }
- virtual ~QMacMime() { }
- static void initialize() { }
- static QList<QMacMime*> all(QMacMimeType) { return QList<QMacMime*>(); }
- static QMacMime *convertor(QMacMimeType, const QString &, int) { return 0; }
- static QString flavorToMime(QMacMimeType, int) { return QString(); }
- virtual QString convertorName()=0;
- virtual int countFlavors()=0;
- virtual int flavor(int index)=0;
- virtual bool canConvert(const QString &mime, int flav)=0;
- virtual QString mimeFor(int flav)=0;
- virtual int flavorFor(const QString &mime)=0;
- virtual QVariant convertToMime(const QString &mime, QList<QByteArray> data, int flav)=0;
- virtual QList<QByteArray> convertFromMime(const QString &mime, QVariant data, int flav)=0;
- };
- class Q_GUI_EXPORT QMacPasteboardMime {
- char type;
- public:
- enum QMacPasteboardMimeType { MIME_DND=0x01,
- MIME_CLIP=0x02,
- MIME_QT_CONVERTOR=0x04,
- MIME_QT3_CONVERTOR=0x08,
- MIME_ALL=MIME_DND|MIME_CLIP
- };
- explicit QMacPasteboardMime(char);
- virtual ~QMacPasteboardMime();
- static void initialize();
- static QList<QMacPasteboardMime*> all(uchar);
- static QMacPasteboardMime *convertor(uchar, const QString &mime, QString flav);
- static QString flavorToMime(uchar, QString flav);
- virtual QString convertorName() = 0;
- virtual bool canConvert(const QString &mime, QString flav) = 0;
- virtual QString mimeFor(QString flav) = 0;
- virtual QString flavorFor(const QString &mime) = 0;
- virtual QVariant convertToMime(const QString &mime, QList<QByteArray> data, QString flav) = 0;
- virtual QList<QByteArray> convertFromMime(const QString &mime, QVariant data, QString flav) = 0;
- };
- #endif // Q_WS_MAC
- QT_END_NAMESPACE
- QT_END_HEADER
- #endif // QMIME_H