2023-10-30 06:33:08 +08:00
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// Copyright (C) 2020 The Qt Company Ltd.
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// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
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#ifndef QWINDOWSYSTEMINTERFACE_H
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#define QWINDOWSYSTEMINTERFACE_H
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//
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// W A R N I N G
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// -------------
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//
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// This file is part of the QPA API and is not meant to be used
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// in applications. Usage of this API may make your code
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// source and binary incompatible with future versions of Qt.
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//
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#include <QtGui/qtguiglobal.h>
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#include <QtCore/QTime>
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#include <QtGui/qwindowdefs.h>
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#include <QtCore/QEvent>
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#include <QtCore/QAbstractEventDispatcher>
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#include <QtGui/QScreen>
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#include <QtGui/QWindow>
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#include <QtCore/QWeakPointer>
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#include <QtCore/QMutex>
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#include <QtGui/QTouchEvent>
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#include <QtCore/QEventLoop>
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#include <QtGui/QVector2D>
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QT_BEGIN_NAMESPACE
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class QMimeData;
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class QPointingDevice;
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class QPlatformDragQtResponse;
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class QPlatformDropQtResponse;
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class Q_GUI_EXPORT QWindowSystemInterface
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{
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public:
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struct SynchronousDelivery {};
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struct AsynchronousDelivery {};
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struct DefaultDelivery {};
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template<typename Delivery = QWindowSystemInterface::DefaultDelivery>
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static bool handleMouseEvent(QWindow *window, const QPointF &local, const QPointF &global,
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Qt::MouseButtons state, Qt::MouseButton button, QEvent::Type type,
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Qt::KeyboardModifiers mods = Qt::NoModifier,
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Qt::MouseEventSource source = Qt::MouseEventNotSynthesized);
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template<typename Delivery = QWindowSystemInterface::DefaultDelivery>
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static bool handleMouseEvent(QWindow *window, const QPointingDevice *device,
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const QPointF &local, const QPointF &global,
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Qt::MouseButtons state, Qt::MouseButton button, QEvent::Type type,
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Qt::KeyboardModifiers mods = Qt::NoModifier,
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Qt::MouseEventSource source = Qt::MouseEventNotSynthesized);
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template<typename Delivery = QWindowSystemInterface::DefaultDelivery>
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static bool handleMouseEvent(QWindow *window, ulong timestamp, const QPointF &local,
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const QPointF &global, Qt::MouseButtons state,
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Qt::MouseButton button, QEvent::Type type,
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Qt::KeyboardModifiers mods = Qt::NoModifier,
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Qt::MouseEventSource source = Qt::MouseEventNotSynthesized);
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template<typename Delivery = QWindowSystemInterface::DefaultDelivery>
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static bool handleMouseEvent(QWindow *window, ulong timestamp, const QPointingDevice *device,
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const QPointF &local, const QPointF &global, Qt::MouseButtons state,
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Qt::MouseButton button, QEvent::Type type,
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Qt::KeyboardModifiers mods = Qt::NoModifier,
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Qt::MouseEventSource source = Qt::MouseEventNotSynthesized);
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static bool handleShortcutEvent(QWindow *window, ulong timestamp, int k, Qt::KeyboardModifiers mods, quint32 nativeScanCode,
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quint32 nativeVirtualKey, quint32 nativeModifiers, const QString & text = QString(), bool autorep = false, ushort count = 1);
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template<typename Delivery = QWindowSystemInterface::DefaultDelivery>
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static bool handleKeyEvent(QWindow *window, QEvent::Type t, int k, Qt::KeyboardModifiers mods, const QString & text = QString(), bool autorep = false, ushort count = 1);
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template<typename Delivery = QWindowSystemInterface::DefaultDelivery>
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static bool handleKeyEvent(QWindow *window, ulong timestamp, QEvent::Type t, int k, Qt::KeyboardModifiers mods, const QString & text = QString(), bool autorep = false, ushort count = 1);
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static bool handleExtendedKeyEvent(QWindow *window, QEvent::Type type, int key, Qt::KeyboardModifiers modifiers,
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quint32 nativeScanCode, quint32 nativeVirtualKey,
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quint32 nativeModifiers,
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const QString& text = QString(), bool autorep = false,
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ushort count = 1);
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static bool handleExtendedKeyEvent(QWindow *window, ulong timestamp, QEvent::Type type, int key, Qt::KeyboardModifiers modifiers,
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quint32 nativeScanCode, quint32 nativeVirtualKey,
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quint32 nativeModifiers,
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const QString& text = QString(), bool autorep = false,
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ushort count = 1);
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static bool handleExtendedKeyEvent(QWindow *window, ulong timestamp, const QInputDevice *device,
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QEvent::Type type, int key, Qt::KeyboardModifiers modifiers,
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quint32 nativeScanCode, quint32 nativeVirtualKey,
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quint32 nativeModifiers,
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const QString& text = QString(), bool autorep = false,
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ushort count = 1);
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static bool handleWheelEvent(QWindow *window, const QPointF &local, const QPointF &global,
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QPoint pixelDelta, QPoint angleDelta,
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Qt::KeyboardModifiers mods = Qt::NoModifier,
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Qt::ScrollPhase phase = Qt::NoScrollPhase,
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Qt::MouseEventSource source = Qt::MouseEventNotSynthesized);
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static bool handleWheelEvent(QWindow *window, ulong timestamp, const QPointF &local, const QPointF &global,
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QPoint pixelDelta, QPoint angleDelta,
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Qt::KeyboardModifiers mods = Qt::NoModifier,
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Qt::ScrollPhase phase = Qt::NoScrollPhase,
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Qt::MouseEventSource source = Qt::MouseEventNotSynthesized,
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bool inverted = false);
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static bool handleWheelEvent(QWindow *window, ulong timestamp, const QPointingDevice *device,
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const QPointF &local, const QPointF &global,
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QPoint pixelDelta, QPoint angleDelta,
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Qt::KeyboardModifiers mods = Qt::NoModifier,
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Qt::ScrollPhase phase = Qt::NoScrollPhase,
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Qt::MouseEventSource source = Qt::MouseEventNotSynthesized,
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bool inverted = false);
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// A very-temporary QPA touchpoint which gets converted to a QEventPoint as early as possible
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// in QWindowSystemInterfacePrivate::fromNativeTouchPoints()
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struct TouchPoint {
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TouchPoint() : id(0), uniqueId(-1), pressure(0), rotation(0), state(QEventPoint::State::Stationary) { }
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int id; // for application use
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qint64 uniqueId; // for TUIO: object/token ID; otherwise empty
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// TODO for TUIO 2.0: add registerPointerUniqueID(QPointingDeviceUniqueId)
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QPointF normalPosition; // touch device coordinates, (0 to 1, 0 to 1)
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QRectF area; // dimensions of the elliptical contact patch, unrotated, and centered at position in screen coordinates
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// width is the horizontal diameter, height is the vertical diameter
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qreal pressure; // 0 to 1
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qreal rotation; // rotation applied to the elliptical contact patch
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// 0 means pointing straight up; 0 if unknown (like QTabletEvent::rotation)
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QEventPoint::State state; // Pressed|Updated|Stationary|Released
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QVector2D velocity; // in screen coordinate system, pixels / seconds
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QList<QPointF> rawPositions; // in screen coordinates
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};
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static void registerInputDevice(const QInputDevice *device);
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template<typename Delivery = QWindowSystemInterface::DefaultDelivery>
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static bool handleTouchEvent(QWindow *window, const QPointingDevice *device,
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const QList<struct TouchPoint> &points, Qt::KeyboardModifiers mods = Qt::NoModifier);
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template<typename Delivery = QWindowSystemInterface::DefaultDelivery>
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static bool handleTouchEvent(QWindow *window, ulong timestamp, const QPointingDevice *device,
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const QList<struct TouchPoint> &points, Qt::KeyboardModifiers mods = Qt::NoModifier);
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template<typename Delivery = QWindowSystemInterface::DefaultDelivery>
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static bool handleTouchCancelEvent(QWindow *window, const QPointingDevice *device, Qt::KeyboardModifiers mods = Qt::NoModifier);
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template<typename Delivery = QWindowSystemInterface::DefaultDelivery>
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static bool handleTouchCancelEvent(QWindow *window, ulong timestamp, const QPointingDevice *device, Qt::KeyboardModifiers mods = Qt::NoModifier);
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// rect is relative to parent
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template<typename Delivery = QWindowSystemInterface::DefaultDelivery>
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static void handleGeometryChange(QWindow *window, const QRect &newRect);
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// region is in local coordinates, do not confuse with geometry which is parent-relative
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template<typename Delivery = QWindowSystemInterface::DefaultDelivery>
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static bool handleExposeEvent(QWindow *window, const QRegion ®ion);
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template<typename Delivery = QWindowSystemInterface::DefaultDelivery>
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static bool handlePaintEvent(QWindow *window, const QRegion ®ion);
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template<typename Delivery = QWindowSystemInterface::DefaultDelivery>
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static bool handleCloseEvent(QWindow *window);
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template<typename Delivery = QWindowSystemInterface::DefaultDelivery>
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static void handleEnterEvent(QWindow *window, const QPointF &local = QPointF(), const QPointF& global = QPointF());
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template<typename Delivery = QWindowSystemInterface::DefaultDelivery>
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static void handleLeaveEvent(QWindow *window);
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static void handleEnterLeaveEvent(QWindow *enter, QWindow *leave, const QPointF &local = QPointF(), const QPointF& global = QPointF());
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template<typename Delivery = QWindowSystemInterface::DefaultDelivery>
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static void handleWindowActivated(QWindow *window, Qt::FocusReason r = Qt::OtherFocusReason);
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template<typename Delivery = QWindowSystemInterface::DefaultDelivery>
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static void handleWindowStateChanged(QWindow *window, Qt::WindowStates newState, int oldState = -1);
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template<typename Delivery = QWindowSystemInterface::DefaultDelivery>
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static void handleWindowScreenChanged(QWindow *window, QScreen *newScreen);
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2023-11-02 05:23:55 +08:00
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template<typename Delivery = QWindowSystemInterface::DefaultDelivery>
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static void handleWindowDevicePixelRatioChanged(QWindow *window);
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2023-10-30 06:33:08 +08:00
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template<typename Delivery = QWindowSystemInterface::DefaultDelivery>
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static void handleSafeAreaMarginsChanged(QWindow *window);
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template<typename Delivery = QWindowSystemInterface::DefaultDelivery>
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static void handleApplicationStateChanged(Qt::ApplicationState newState, bool forcePropagate = false);
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template<typename Delivery = QWindowSystemInterface::DefaultDelivery>
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static bool handleApplicationTermination();
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#if QT_CONFIG(draganddrop)
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static QPlatformDragQtResponse handleDrag(QWindow *window, const QMimeData *dropData,
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const QPoint &p, Qt::DropActions supportedActions,
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Qt::MouseButtons buttons, Qt::KeyboardModifiers modifiers);
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static QPlatformDropQtResponse handleDrop(QWindow *window, const QMimeData *dropData,
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const QPoint &p, Qt::DropActions supportedActions,
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Qt::MouseButtons buttons, Qt::KeyboardModifiers modifiers);
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#endif // QT_CONFIG(draganddrop)
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static bool handleNativeEvent(QWindow *window, const QByteArray &eventType, void *message, qintptr *result);
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// Changes to the screen
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static void handleScreenAdded(QPlatformScreen *screen, bool isPrimary = false);
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static void handleScreenRemoved(QPlatformScreen *screen);
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static void handlePrimaryScreenChanged(QPlatformScreen *newPrimary);
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static void handleScreenOrientationChange(QScreen *screen, Qt::ScreenOrientation newOrientation);
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static void handleScreenGeometryChange(QScreen *screen, const QRect &newGeometry, const QRect &newAvailableGeometry);
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static void handleScreenLogicalDotsPerInchChange(QScreen *screen, qreal newDpiX, qreal newDpiY);
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static void handleScreenRefreshRateChange(QScreen *screen, qreal newRefreshRate);
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template<typename Delivery = QWindowSystemInterface::DefaultDelivery>
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static void handleThemeChange(QWindow *window = nullptr);
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static void handleFileOpenEvent(const QString& fileName);
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static void handleFileOpenEvent(const QUrl &url);
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static bool handleTabletEvent(QWindow *window, ulong timestamp, const QPointingDevice *device,
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const QPointF &local, const QPointF &global,
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Qt::MouseButtons buttons, qreal pressure, int xTilt, int yTilt,
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qreal tangentialPressure, qreal rotation, int z, Qt::KeyboardModifiers modifiers = Qt::NoModifier);
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static bool handleTabletEvent(QWindow *window, const QPointingDevice *device,
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const QPointF &local, const QPointF &global,
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Qt::MouseButtons buttons, qreal pressure, int xTilt, int yTilt,
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qreal tangentialPressure, qreal rotation, int z, Qt::KeyboardModifiers modifiers = Qt::NoModifier);
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static bool handleTabletEvent(QWindow *window, ulong timestamp, const QPointF &local, const QPointF &global,
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int device, int pointerType, Qt::MouseButtons buttons, qreal pressure, int xTilt, int yTilt,
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qreal tangentialPressure, qreal rotation, int z, qint64 uid,
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Qt::KeyboardModifiers modifiers = Qt::NoModifier);
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static bool handleTabletEvent(QWindow *window, const QPointF &local, const QPointF &global,
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int device, int pointerType, Qt::MouseButtons buttons, qreal pressure, int xTilt, int yTilt,
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qreal tangentialPressure, qreal rotation, int z, qint64 uid,
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Qt::KeyboardModifiers modifiers = Qt::NoModifier);
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static bool handleTabletEnterLeaveProximityEvent(QWindow *window, ulong timestamp, const QPointingDevice *device,
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bool inProximity, const QPointF &local = QPointF(), const QPointF &global = QPointF(),
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Qt::MouseButtons buttons = {}, int xTilt = 0, int yTilt = 0,
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qreal tangentialPressure = 0, qreal rotation = 0, int z = 0,
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Qt::KeyboardModifiers modifiers = Qt::NoModifier);
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static bool handleTabletEnterLeaveProximityEvent(QWindow *window, const QPointingDevice *device,
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bool inProximity, const QPointF &local = QPointF(), const QPointF &global = QPointF(),
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Qt::MouseButtons buttons = {}, int xTilt = 0, int yTilt = 0,
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qreal tangentialPressure = 0, qreal rotation = 0, int z = 0,
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Qt::KeyboardModifiers modifiers = Qt::NoModifier);
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2023-11-02 01:02:52 +08:00
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// The following 4 functions are deprecated (QTBUG-114560)
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2023-10-30 06:33:08 +08:00
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static bool handleTabletEnterProximityEvent(ulong timestamp, int deviceType, int pointerType, qint64 uid);
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static void handleTabletEnterProximityEvent(int deviceType, int pointerType, qint64 uid);
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static bool handleTabletLeaveProximityEvent(ulong timestamp, int deviceType, int pointerType, qint64 uid);
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static void handleTabletLeaveProximityEvent(int deviceType, int pointerType, qint64 uid);
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#ifndef QT_NO_GESTURES
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static bool handleGestureEvent(QWindow *window, ulong timestamp, const QPointingDevice *device, Qt::NativeGestureType type,
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const QPointF &local, const QPointF &global, int fingerCount = 0);
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static bool handleGestureEventWithRealValue(QWindow *window, ulong timestamp, const QPointingDevice *device, Qt::NativeGestureType type,
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qreal value, const QPointF &local, const QPointF &global, int fingerCount = 2);
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static bool handleGestureEventWithValueAndDelta(QWindow *window, ulong timestamp, const QPointingDevice *device, Qt::NativeGestureType type, qreal value,
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const QPointF &delta, const QPointF &local, const QPointF &global, int fingerCount = 2);
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#endif // QT_NO_GESTURES
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static void handlePlatformPanelEvent(QWindow *window);
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#ifndef QT_NO_CONTEXTMENU
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static void handleContextMenuEvent(QWindow *window, bool mouseTriggered,
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const QPoint &pos, const QPoint &globalPos,
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Qt::KeyboardModifiers modifiers);
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#endif
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#if QT_CONFIG(whatsthis)
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static void handleEnterWhatsThisEvent();
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#endif
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// For event dispatcher implementations
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static bool sendWindowSystemEvents(QEventLoop::ProcessEventsFlags flags);
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static void setSynchronousWindowSystemEvents(bool enable);
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static bool flushWindowSystemEvents(QEventLoop::ProcessEventsFlags flags = QEventLoop::AllEvents);
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static void deferredFlushWindowSystemEvents(QEventLoop::ProcessEventsFlags flags);
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static int windowSystemEventsQueued();
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static bool nonUserInputEventsQueued();
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};
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#ifndef QT_NO_DEBUG_STREAM
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Q_GUI_EXPORT QDebug operator<<(QDebug dbg, const QWindowSystemInterface::TouchPoint &p);
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#endif
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QT_END_NAMESPACE
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#endif // QWINDOWSYSTEMINTERFACE_H
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