qpaintdevicewindow.h

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++ // Copyright (C) 2016 The Qt Company Ltd.

++ // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only

++ // Qt-Security score:significant reason:default

++

++ #ifndef QPAINTDEVICEWINDOW_H

++ #define QPAINTDEVICEWINDOW_H

++

++ #include <QtGui/qtguiglobal.h>

++ #include <QtGui/QWindow>

++ #include <QtGui/QPaintDevice>

++

++ QT_BEGIN_NAMESPACE

++

++ class QPaintDeviceWindowPrivate;

++ class QPaintEvent;

++

++ class Q_GUI_EXPORT QPaintDeviceWindow : public QWindow, public QPaintDevice

++ {

++     Q_OBJECT

++     Q_DECLARE_PRIVATE(QPaintDeviceWindow)

++

++ public:

++     void update(const QRect &rect);

++     void update(const QRegion &region);

++

++     using QWindow::width;

++     using QWindow::height;

++     using QWindow::devicePixelRatio;

++

++ public Q_SLOTS:

++     void update();

++

++ protected:

++     void exposeEvent(QExposeEvent *) override;

++     void paintEvent(QPaintEvent *event) override;

++

++     int metric(PaintDeviceMetric metric) const override;

++     bool event(QEvent *event) override;

++

++     QPaintDeviceWindow(QPaintDeviceWindowPrivate &dd, QWindow *parent);

++

++ private:

++     QPaintEngine *paintEngine() const override;

++     Q_DISABLE_COPY(QPaintDeviceWindow)

++ };

++

++ QT_END_NAMESPACE

++

++ #endif