qwindow_p.h - mozsearch

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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 QWINDOW_P_H

#define QWINDOW_P_H

//

//  W A R N I N G

//  -------------

//

// This file is not part of the Qt API.  It exists purely as an

// implementation detail.  This header file may change from version to

// version without notice, or even be removed.

//

// We mean it.

//

#include <QtGui/private/qtguiglobal_p.h>

#include <QtGui/qscreen.h>

#include <QtGui/qwindow.h>

#include <qpa/qplatformwindow.h>

#include <QtCore/private/qobject_p.h>

#include <QtCore/qelapsedtimer.h>

#include <QtCore/qxpfunctional.h>

#include <QtGui/qicon.h>

#include <QtGui/qpalette.h>

#include <QtCore/qpointer.h>

QT_BEGIN_NAMESPACE

class Q_GUI_EXPORT QWindowPrivate : public QObjectPrivate

    Q_DECLARE_PUBLIC(QWindow)

    Q_GADGET

public:

    enum PositionPolicy

        WindowFrameInclusive,

        WindowFrameExclusive

};

    Q_ENUM(PositionPolicy)

    QWindowPrivate(decltype(QObjectPrivateVersion) version = QObjectPrivateVersion);

    ~QWindowPrivate() override;

    void init(QWindow *parent, QScreen *targetScreen = nullptr);

#ifndef QT_NO_CURSOR

    void setCursor(const QCursor *c = nullptr);

    bool applyCursor();

#endif

    QPoint globalPosition() const;

    QWindow *topLevelWindow(QWindow::AncestorMode mode = QWindow::IncludeTransients) const;

    virtual QWindow *eventReceiver() { Q_Q(QWindow); return q; }

    virtual QPalette windowPalette() const { return QPalette(); }

    virtual void setVisible(bool visible);

    void updateVisibility();

    void _q_clearAlert();

    enum SiblingPosition { PositionTop, PositionBottom };

    void updateSiblingPosition(SiblingPosition);

    bool windowRecreationRequired(QScreen *newScreen) const;

    void create(bool recursive);

    void destroy();

    void setTopLevelScreen(QScreen *newScreen, bool recreate);

    void connectToScreen(QScreen *topLevelScreen);

    void disconnectFromScreen();

    void emitScreenChangedRecursion(QScreen *newScreen);

    QScreen *screenForGeometry(const QRect &rect) const;

    void setTransientParent(QWindow *parent);

#if QT_CONFIG(accessibility)

    void setAccessibleParent(QObject *parent);

#endif

    virtual void clearFocusObject();

    enum class FocusTarget {

        First,

        Last,

        Current,

        Next,

        Prev

};

    virtual void setFocusToTarget(FocusTarget, Qt::FocusReason) {}

    virtual QRectF closestAcceptableGeometry(const QRectF &rect) const;

    void setMinOrMaxSize(QSize *oldSizeMember, const QSize &size,

                         qxp::function_ref<void()> funcWidthChanged,

                         qxp::function_ref<void()> funcHeightChanged);

    virtual bool participatesInLastWindowClosed() const;

    virtual bool treatAsVisible() const;

    virtual void maybeSynthesizeContextMenuEvent(QMouseEvent *event);

    const QWindow *forwardToPopup(QEvent *event, const QWindow *activePopupOnPress);

    bool isPopup() const { return (windowFlags & Qt::WindowType_Mask) == Qt::Popup; }

    void setAutomaticPositionAndResizeEnabled(bool a)

    { positionAutomatic = resizeAutomatic = a; }

    bool updateDevicePixelRatio();

    static QWindowPrivate *get(QWindow *window) { return window->d_func(); }

    static Qt::WindowState effectiveState(Qt::WindowStates);

    QWindow::SurfaceType surfaceType = QWindow::RasterSurface;

    Qt::WindowFlags windowFlags = Qt::Window;

    QWindow *parentWindow = nullptr;

    QPlatformWindow *platformWindow = nullptr;

    bool visible= false;

    bool visibilityOnDestroy = false;

    bool exposed = false;

    bool inClose = false;

    QSurfaceFormat requestedFormat;

    QString windowTitle;

    QString windowFilePath;

    QIcon windowIcon;

    QRect geometry;

    qreal devicePixelRatio = 1.0;

    Qt::WindowStates windowState = Qt::WindowNoState;

    QWindow::Visibility visibility = QWindow::Hidden;

    bool resizeEventPending = true;

    bool receivedExpose = false;

    PositionPolicy positionPolicy = WindowFrameExclusive;

    bool positionAutomatic = true;

    // resizeAutomatic suppresses resizing by QPlatformWindow::initialGeometry().

    // It also indicates that width/height=0 is acceptable (for example, for

    // the QRollEffect widget) and is thus not cleared in setGeometry().

    // An alternative approach might be using -1,-1 as a default size.

    bool resizeAutomatic = true;

    Qt::ScreenOrientation contentOrientation = Qt::PrimaryOrientation;

    qreal opacity= 1;

    QRegion mask;

    QSize minimumSize = {0, 0};

    QSize maximumSize = {QWINDOWSIZE_MAX, QWINDOWSIZE_MAX};

    QSize baseSize;

    QSize sizeIncrement;

    Qt::WindowModality modality = Qt::NonModal;

    bool blockedByModalWindow = false;

    bool updateRequestPending = false;

    bool transientParentPropertySet = false;

    QPointer<QWindow> transientParent;

    QPointer<QScreen> topLevelScreen;

#if QT_CONFIG(accessibility)

    QPointer<QObject> accessibleParent;

#endif

#ifndef QT_NO_CURSOR

    QCursor cursor = {Qt::ArrowCursor};

    bool hasCursor = false;

#endif

    QElapsedTimer lastComposeTime;

#if QT_CONFIG(vulkan)

    QVulkanInstance *vulkanInstance = nullptr;

#endif

};

QT_END_NAMESPACE

#endif // QWINDOW_P_H