qohosfloatingwindow.h

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// Copyright (C) 2025 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
 
#ifndef QOHOSFLOATINGWINDOW_H
#define QOHOSFLOATINGWINDOW_H
 
#include <QtCore/qglobal.h>
#include <QtCore/qmap.h>
#include <napi.h>
#include <qohosplatformscreen.h>
#include <qohosplatformwindow.h>
#include <qohosplugincore.h>
#include <render/qohossurface.h>
#include <render/qohosview.h>
 
QT_BEGIN_NAMESPACE
 
class QOhosFloatingWindow : public QOhosPlatformWindow
{
public:
    explicit QOhosFloatingWindow(QWindow *window);
    ~QOhosFloatingWindow() override;
 
    void initialize() override;
    void setGeometry(const QRect &rect) override;
 
    void setVisible(bool visible) override;
 
    WId winId() const override;
 
    void raise() override;
    void lower() override;
 
    QOhosSurface *ownedSurfaceOrNull() const override;
    QOhosView *ownedViewOrNull() const override;
 
    void setMask(const QRegion &region) override;
    bool startSystemMove() override;
 
    void requestActivateWindow() override;
 
private:
    void tryAcquireNativeSurfaceIfNeeded();
    void updateWindowGeometryFromView(QOhosView &view);
    void updateWindowGeometryFromSurface();
    void restoreWindowCurrentCursorIfNeeded();
    void onWindowFlagsChanged(
        Qt::WindowFlags previousWindowFlags, Qt::WindowFlags currentWindowFlags) override;
    void onWindowStateChanged(
        Qt::WindowStates oldWindowState, Qt::WindowStates currentWindowState) override;
 
    void internalHijackSystemFocusAsPopup();
    void focusHijackingPopupHidden();
 
    void handleWindowEvent(QOhosWindowProxy::WindowEvent evt);
    void handleWindowStatusChange(QOhosWindowProxy::WindowStatus evt);
    void handleWindowVisibilityChange(bool visible);
    void handleAvoidAreaChanged(QOhosWindowProxy::AvoidAreaType avoidAreaType,
                                const QOhosWindowProxy::AvoidArea &systemAvoidArea);
    void handleWindowRectChanged(const QOhosWindowProxy::RectChangeOptions &rectChangeOptions);
    void handleSurfaceStatusChanged(const QOhosOptional<QSize> &optSurfaceSize);
    void handleWindowDisplayIdChanged(QOhosDisplayInfo::JsDisplayId displayId);
 
    std::unique_ptr<QOhosView> m_view;
    QOhosOptional<QOhosWindowProxy::WindowEventType> m_lastWindowEventType;
    QOhosOptional<QOhosWindowProxy::WindowStatusType> m_lastWindowStatusType;
    QOhosOptional<QRegion> m_windowMask;
    QOhosOptional<QOhosWindowProxy::RectChangeOptions> m_lastRectChangeOptions;
    QOhosOptional<QSize> m_optLastSurfaceSize;
    QMap<QOhosWindowProxy::AvoidAreaType, QOhosWindowProxy::AvoidArea> m_avoidAreaCache;
};
 
QT_END_NAMESPACE
 
#endif // QOHOSFLOATINGWINDOW_H