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/****************************************************************************
**
** Copyright (C) 2022 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the plugins of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:COMM$
**
** 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 The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** $QT_END_LICENSE$
**
**
**
**
**
**
**
**
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**
**
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**
******************************************************************************/
#ifndef QCOCOADRAG_H
#define QCOCOADRAG_H
#include <QtGui>
#include <qpa/qplatformdrag.h>
#include <private/qsimpledrag_p.h>
#include <QtGui/private/qdnd_p.h>
#include <QtGui/private/qinternalmimedata_p.h>
#include <QtCore/qeventloop.h>
Q_FORWARD_DECLARE_OBJC_CLASS(NSView);
Q_FORWARD_DECLARE_OBJC_CLASS(NSEvent);
Q_FORWARD_DECLARE_OBJC_CLASS(NSPasteboard);
QT_BEGIN_NAMESPACE
class QCocoaDrag : public QPlatformDrag
{
public:
QCocoaDrag();
~QCocoaDrag();
QMimeData *dragMimeData();
Qt::DropAction drag(QDrag *m_drag) override;
Qt::DropAction defaultAction(Qt::DropActions possibleActions,
Qt::KeyboardModifiers modifiers) const override;
/**
* to meet NSView dragImage:at guarantees, we need to record the original
* event and view when handling an event in QNSView
*/
void setLastMouseEvent(NSEvent *event, NSView *view);
void setAcceptedAction(Qt::DropAction act);
void exitDragLoop();
private:
QDrag *m_drag;
NSEvent *m_lastEvent;
NSView *m_lastView;
Qt::DropAction m_executed_drop_action;
QEventLoop internalDragLoop;
bool maybeDragMultipleItems();
QPixmap dragPixmap(QDrag *drag, QPoint &hotSpot) const;
};
class QCocoaDropData : public QInternalMimeData
{
public:
QCocoaDropData(NSPasteboard *pasteboard);
~QCocoaDropData();
protected:
bool hasFormat_sys(const QString &mimeType) const;
QStringList formats_sys() const;
QVariant retrieveData_sys(const QString &mimeType, QMetaType type) const;
public:
CFStringRef dropPasteboard;
};
QT_END_NAMESPACE
#endif
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