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177 lines
6.2 KiB
177 lines
6.2 KiB
14 years ago
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/****************************************************************************
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**
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** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
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** All rights reserved.
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** Contact: Nokia Corporation (qt-info@nokia.com)
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**
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** This file is part of the QtGui module of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** Commercial Usage
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** Licensees holding valid Qt Commercial licenses may use this file in
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** accordance with the Qt Commercial License Agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and Nokia.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Nokia gives you certain additional
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** rights. These rights are described in the Nokia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3.0 as published by the Free Software
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** Foundation and appearing in the file LICENSE.GPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU General Public License version 3.0 requirements will be
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** met: http://www.gnu.org/copyleft/gpl.html.
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**
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** If you have questions regarding the use of this file, please contact
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** Nokia at qt-info@nokia.com.
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#ifndef QMIME_H
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#define QMIME_H
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#include <QtCore/qmimedata.h>
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QT_BEGIN_HEADER
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QT_BEGIN_NAMESPACE
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QT_MODULE(Gui)
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class Q_GUI_EXPORT QMimeSource
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{
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public:
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virtual ~QMimeSource();
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virtual const char* format(int n = 0) const = 0;
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virtual bool provides(const char*) const;
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virtual QByteArray encodedData(const char*) const = 0;
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};
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#if defined(Q_WS_WIN)
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QT_BEGIN_INCLUDE_NAMESPACE
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typedef struct tagFORMATETC FORMATETC;
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typedef struct tagSTGMEDIUM STGMEDIUM;
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struct IDataObject;
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#include <QtCore/qvariant.h>
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QT_END_INCLUDE_NAMESPACE
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/*
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Encapsulation of conversion between MIME and Windows CLIPFORMAT.
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Not need on X11, as the underlying protocol uses the MIME standard
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directly.
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*/
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class Q_GUI_EXPORT QWindowsMime
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{
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public:
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QWindowsMime();
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virtual ~QWindowsMime();
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// for converting from Qt
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virtual bool canConvertFromMime(const FORMATETC &formatetc, const QMimeData *mimeData) const = 0;
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virtual bool convertFromMime(const FORMATETC &formatetc, const QMimeData *mimeData, STGMEDIUM * pmedium) const = 0;
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virtual QVector<FORMATETC> formatsForMime(const QString &mimeType, const QMimeData *mimeData) const = 0;
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// for converting to Qt
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virtual bool canConvertToMime(const QString &mimeType, IDataObject *pDataObj) const = 0;
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virtual QVariant convertToMime(const QString &mimeType, IDataObject *pDataObj, QVariant::Type preferredType) const = 0;
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virtual QString mimeForFormat(const FORMATETC &formatetc) const = 0;
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static int registerMimeType(const QString &mime);
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private:
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friend class QClipboardWatcher;
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friend class QDragManager;
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friend class QDropData;
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friend class QOleDataObject;
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static QWindowsMime *converterToMime(const QString &mimeType, IDataObject *pDataObj);
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static QStringList allMimesForFormats(IDataObject *pDataObj);
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static QWindowsMime *converterFromMime(const FORMATETC &formatetc, const QMimeData *mimeData);
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static QVector<FORMATETC> allFormatsForMime(const QMimeData *mimeData);
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};
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#endif
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#if defined(Q_WS_MAC)
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/*
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Encapsulation of conversion between MIME and Mac flavor.
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Not needed on X11, as the underlying protocol uses the MIME standard
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directly.
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*/
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class Q_GUI_EXPORT QMacMime { //Obsolete
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char type;
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public:
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enum QMacMimeType { MIME_DND=0x01, MIME_CLIP=0x02, MIME_QT_CONVERTOR=0x04, MIME_ALL=MIME_DND|MIME_CLIP };
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explicit QMacMime(char) { }
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virtual ~QMacMime() { }
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static void initialize() { }
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static QList<QMacMime*> all(QMacMimeType) { return QList<QMacMime*>(); }
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static QMacMime *convertor(QMacMimeType, const QString &, int) { return 0; }
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static QString flavorToMime(QMacMimeType, int) { return QString(); }
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virtual QString convertorName()=0;
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virtual int countFlavors()=0;
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virtual int flavor(int index)=0;
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virtual bool canConvert(const QString &mime, int flav)=0;
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virtual QString mimeFor(int flav)=0;
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virtual int flavorFor(const QString &mime)=0;
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virtual QVariant convertToMime(const QString &mime, QList<QByteArray> data, int flav)=0;
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virtual QList<QByteArray> convertFromMime(const QString &mime, QVariant data, int flav)=0;
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};
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class Q_GUI_EXPORT QMacPasteboardMime {
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char type;
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public:
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enum QMacPasteboardMimeType { MIME_DND=0x01,
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MIME_CLIP=0x02,
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MIME_QT_CONVERTOR=0x04,
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MIME_QT3_CONVERTOR=0x08,
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MIME_ALL=MIME_DND|MIME_CLIP
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};
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explicit QMacPasteboardMime(char);
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virtual ~QMacPasteboardMime();
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static void initialize();
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static QList<QMacPasteboardMime*> all(uchar);
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static QMacPasteboardMime *convertor(uchar, const QString &mime, QString flav);
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static QString flavorToMime(uchar, QString flav);
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virtual QString convertorName() = 0;
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virtual bool canConvert(const QString &mime, QString flav) = 0;
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virtual QString mimeFor(QString flav) = 0;
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virtual QString flavorFor(const QString &mime) = 0;
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virtual QVariant convertToMime(const QString &mime, QList<QByteArray> data, QString flav) = 0;
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virtual QList<QByteArray> convertFromMime(const QString &mime, QVariant data, QString flav) = 0;
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};
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// ### Qt 5: Add const QStringList& QMacPasteboardMime::supportedFlavours()
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Q_GUI_EXPORT void qRegisterDraggedTypes(const QStringList &types);
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#endif // Q_WS_MAC
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QT_END_NAMESPACE
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QT_END_HEADER
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#endif // QMIME_H
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