/****************************************************************************
**
** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the plugins of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia.  For licensing terms and
** conditions see http://qt.digia.com/licensing.  For further information
** use the contact form at http://qt.digia.com/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file.  Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Digia gives you certain additional
** rights.  These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 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 to
** ensure the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
**
** $QT_END_LICENSE$
**
****************************************************************************/

#ifndef QMACCLIPBOARD_H
#define QMACCLIPBOARD_H

#include <QtGui>
#include "qmacmime.h"

#undef slots

#import <Cocoa/Cocoa.h>

QT_BEGIN_NAMESPACE

class QMacPasteboard
{
    struct Promise {
        Promise() : itemId(0), convertor(0) { }
        Promise(int itemId, QMacPasteboardMime *c, QString m, QVariant d, int o=0) : itemId(itemId), offset(o), convertor(c), mime(m), data(d) { }
        int itemId, offset;
        QMacPasteboardMime *convertor;
        QString mime;
        QVariant data;
    };
    QList<Promise> promises;

    PasteboardRef paste;
    uchar mime_type;
    mutable QPointer<QMimeData> mime;
    mutable bool mac_mime_source;
    static OSStatus promiseKeeper(PasteboardRef, PasteboardItemID, CFStringRef, void *);
    void clear_helper();
public:
    QMacPasteboard(PasteboardRef p, uchar mime_type=0);
    QMacPasteboard(uchar mime_type);
    QMacPasteboard(CFStringRef name=0, uchar mime_type=0);
    ~QMacPasteboard();

    bool hasFlavor(QString flavor) const;
    bool hasOSType(int c_flavor) const;

    PasteboardRef pasteBoard() const;
    QMimeData *mimeData() const;
    void setMimeData(QMimeData *mime);

    QStringList formats() const;
    bool hasFormat(const QString &format) const;
    QVariant retrieveData(const QString &format, QVariant::Type) const;

    void clear();
    bool sync() const;
};

QString qt_mac_get_pasteboardString(PasteboardRef paste);

QT_END_NAMESPACE

#endif
