window.cpp

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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
#include <QDragMoveEvent>
#include <QFrame>
#include <QMimeData>
#include <QWidget>
 
namespace droprectangle {
 
struct Window : public QWidget
{
    void dragMoveEvent(QDragMoveEvent *event);
 
    QFrame *dropFrame = nullptr;
};
 
 
void Window::dragMoveEvent(QDragMoveEvent *event)
{
    if (event->mimeData()->hasFormat("text/plain")
        && event->answerRect().intersects(dropFrame->geometry()))
 
        event->acceptProposedAction();
}
 
 
} // droprectangle