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/****************************************************************************
**
** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the QtGui module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** GNU Lesser General Public License Usage
** 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, Nokia gives you certain additional
** rights. These rights are described in the Nokia 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.
**
** Other Usage
** Alternatively, this file may be used in accordance with the terms and
** conditions contained in a signed written agreement between you and Nokia.
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QCLIPBOARD_P_H
#define QCLIPBOARD_P_H
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists purely as an
// implementation detail. This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//
#include "private/qobject_p.h"
#include "QtGui/qmime.h"
#include "QtGui/qclipboard.h"
QT_BEGIN_NAMESPACE
class QClipboardPrivate;
class QMimeDataWrapper : public QMimeSource
{
public:
QMimeDataWrapper() {}
const char* format(int n) const;
QByteArray encodedData(const char*) const;
mutable QList<QByteArray> formats;
const QMimeData *data;
};
class QMimeSourceWrapper : public QMimeData
{
public:
QMimeSourceWrapper(QClipboardPrivate *priv, QClipboard::Mode m);
~QMimeSourceWrapper();
bool hasFormat(const QString &mimetype) const;
QStringList formats() const;
protected:
QVariant retrieveData(const QString &mimetype, QVariant::Type) const;
private:
QClipboardPrivate *d;
QClipboard::Mode mode;
QMimeSource *source;
};
class QClipboardPrivate : public QObjectPrivate
{
public:
QClipboardPrivate() : QObjectPrivate() {
for (int i = 0; i <= QClipboard::LastMode; ++i) {
compat_data[i] = 0;
wrapper[i] = new QMimeDataWrapper();
}
}
~QClipboardPrivate() {
for (int i = 0; i <= QClipboard::LastMode; ++i) {
delete wrapper[i];
delete compat_data[i];
}
}
mutable QMimeDataWrapper *wrapper[QClipboard::LastMode + 1];
mutable QMimeSource *compat_data[QClipboard::LastMode + 1];
};
inline QMimeSourceWrapper::QMimeSourceWrapper(QClipboardPrivate *priv, QClipboard::Mode m)
: QMimeData()
{
d = priv;
mode = m;
source = d->compat_data[mode];
}
inline QMimeSourceWrapper::~QMimeSourceWrapper()
{
if (d->compat_data[mode] == source)
d->compat_data[mode] = 0;
delete source;
}
QT_END_NAMESPACE
#endif // QCLIPBOARD_P_H
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