qwasmdrag.h

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// Copyright (C) 2023 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
 
#ifndef QWINDOWSDRAG_H
#define QWINDOWSDRAG_H
 
#include <private/qstdweb_p.h>
#include <private/qsimpledrag_p.h>
 
#include <qpa/qplatformdrag.h>
#include <QtGui/qdrag.h>
 
#include <memory>
 
QT_BEGIN_NAMESPACE
 
struct DragEvent;
 
class QWasmDrag final : public QSimpleDrag
{
public:
    QWasmDrag();
    ~QWasmDrag() override;
    QWasmDrag(const QWasmDrag &other) = delete;
    QWasmDrag(QWasmDrag &&other) = delete;
    QWasmDrag &operator=(const QWasmDrag &other) = delete;
    QWasmDrag &operator=(QWasmDrag &&other) = delete;
 
    static QWasmDrag *instance();
 
    void onNativeDragOver(DragEvent *event);
    void onNativeDrop(DragEvent *event);
    void onNativeDragStarted(DragEvent *event);
    void onNativeDragFinished(DragEvent *event);
    void onNativeDragLeave(DragEvent *event);
 
    // QPlatformDrag:
    Qt::DropAction drag(QDrag *drag) final;
 
private:
    struct DragState;
 
    std::unique_ptr<DragState> m_dragState;
};
 
QT_END_NAMESPACE
 
#endif // QWINDOWSDRAG_H