/**************************************************************************** ** ** Copyright (C) 2020 The Qt Company Ltd. ** Contact: https://www.qt.io/licensing/ ** ** This file is part of the QtGui module of the Qt Toolkit. ** ** $QT_BEGIN_LICENSE:LGPL$ ** Commercial License Usage ** Licensees holding valid commercial Qt licenses may use this file in ** accordance with the commercial license agreement provided with the ** Software or, alternatively, in accordance with the terms contained in ** a written agreement between you and The Qt Company. For licensing terms ** and conditions see https://www.qt.io/terms-conditions. For further ** information use the contact form at https://www.qt.io/contact-us. ** ** GNU Lesser General Public License Usage ** Alternatively, this file may be used under the terms of the GNU Lesser ** General Public License version 3 as published by the Free Software ** Foundation and appearing in the file LICENSE.LGPL3 included in the ** packaging of this file. Please review the following information to ** ensure the GNU Lesser General Public License version 3 requirements ** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. ** ** GNU General Public License Usage ** Alternatively, this file may be used under the terms of the GNU ** General Public License version 2.0 or (at your option) the GNU General ** Public license version 3 or any later version approved by the KDE Free ** Qt Foundation. The licenses are as published by the Free Software ** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 ** included in the packaging of this file. Please review the following ** information to ensure the GNU General Public License requirements will ** be met: https://www.gnu.org/licenses/gpl-2.0.html and ** https://www.gnu.org/licenses/gpl-3.0.html. ** ** $QT_END_LICENSE$ ** ****************************************************************************/ #ifndef QWINDOWSYSTEMINTERFACE_H #define QWINDOWSYSTEMINTERFACE_H // // W A R N I N G // ------------- // // This file is part of the QPA API and is not meant to be used // in applications. Usage of this API may make your code // source and binary incompatible with future versions of Qt. // #include #include #include #include #include #include #include #include #include #include #include #include QT_BEGIN_NAMESPACE class QMimeData; class QPointingDevice; class QPlatformDragQtResponse; class QPlatformDropQtResponse; class Q_GUI_EXPORT QWindowSystemInterface { public: struct SynchronousDelivery {}; struct AsynchronousDelivery {}; struct DefaultDelivery {}; template static bool handleMouseEvent(QWindow *window, const QPointF &local, const QPointF &global, Qt::MouseButtons state, Qt::MouseButton button, QEvent::Type type, Qt::KeyboardModifiers mods = Qt::NoModifier, Qt::MouseEventSource source = Qt::MouseEventNotSynthesized); template static bool handleMouseEvent(QWindow *window, ulong timestamp, const QPointF &local, const QPointF &global, Qt::MouseButtons state, Qt::MouseButton button, QEvent::Type type, Qt::KeyboardModifiers mods = Qt::NoModifier, Qt::MouseEventSource source = Qt::MouseEventNotSynthesized); template static bool handleMouseEvent(QWindow *window, ulong timestamp, const QPointingDevice *device, const QPointF &local, const QPointF &global, Qt::MouseButtons state, Qt::MouseButton button, QEvent::Type type, Qt::KeyboardModifiers mods = Qt::NoModifier, Qt::MouseEventSource source = Qt::MouseEventNotSynthesized); static bool handleFrameStrutMouseEvent(QWindow *window, const QPointF &local, const QPointF &global, Qt::MouseButtons state, Qt::MouseButton button, QEvent::Type type, Qt::KeyboardModifiers mods = Qt::NoModifier, Qt::MouseEventSource source = Qt::MouseEventNotSynthesized); static bool handleFrameStrutMouseEvent(QWindow *window, ulong timestamp, const QPointF &local, const QPointF &global, Qt::MouseButtons state, Qt::MouseButton button, QEvent::Type type, Qt::KeyboardModifiers mods = Qt::NoModifier, Qt::MouseEventSource source = Qt::MouseEventNotSynthesized); static bool handleFrameStrutMouseEvent(QWindow *window, ulong timestamp, const QPointingDevice *device, const QPointF &local, const QPointF &global, Qt::MouseButtons state, Qt::MouseButton button, QEvent::Type type, Qt::KeyboardModifiers mods = Qt::NoModifier, Qt::MouseEventSource source = Qt::MouseEventNotSynthesized); static bool handleShortcutEvent(QWindow *window, ulong timestamp, int k, Qt::KeyboardModifiers mods, quint32 nativeScanCode, quint32 nativeVirtualKey, quint32 nativeModifiers, const QString & text = QString(), bool autorep = false, ushort count = 1); template static bool handleKeyEvent(QWindow *window, QEvent::Type t, int k, Qt::KeyboardModifiers mods, const QString & text = QString(), bool autorep = false, ushort count = 1); template 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); static bool handleExtendedKeyEvent(QWindow *window, QEvent::Type type, int key, Qt::KeyboardModifiers modifiers, quint32 nativeScanCode, quint32 nativeVirtualKey, quint32 nativeModifiers, const QString& text = QString(), bool autorep = false, ushort count = 1, bool tryShortcutOverride = true); static bool handleExtendedKeyEvent(QWindow *window, ulong timestamp, QEvent::Type type, int key, Qt::KeyboardModifiers modifiers, quint32 nativeScanCode, quint32 nativeVirtualKey, quint32 nativeModifiers, const QString& text = QString(), bool autorep = false, ushort count = 1, bool tryShortcutOverride = true); static bool handleExtendedKeyEvent(QWindow *window, ulong timestamp, const QInputDevice *device, QEvent::Type type, int key, Qt::KeyboardModifiers modifiers, quint32 nativeScanCode, quint32 nativeVirtualKey, quint32 nativeModifiers, const QString& text = QString(), bool autorep = false, ushort count = 1, bool tryShortcutOverride = true); static bool handleWheelEvent(QWindow *window, const QPointF &local, const QPointF &global, QPoint pixelDelta, QPoint angleDelta, Qt::KeyboardModifiers mods = Qt::NoModifier, Qt::ScrollPhase phase = Qt::NoScrollPhase, Qt::MouseEventSource source = Qt::MouseEventNotSynthesized); static bool handleWheelEvent(QWindow *window, ulong timestamp, const QPointF &local, const QPointF &global, QPoint pixelDelta, QPoint angleDelta, Qt::KeyboardModifiers mods = Qt::NoModifier, Qt::ScrollPhase phase = Qt::NoScrollPhase, Qt::MouseEventSource source = Qt::MouseEventNotSynthesized, bool inverted = false); static bool handleWheelEvent(QWindow *window, ulong timestamp, const QPointingDevice *device, const QPointF &local, const QPointF &global, QPoint pixelDelta, QPoint angleDelta, Qt::KeyboardModifiers mods = Qt::NoModifier, Qt::ScrollPhase phase = Qt::NoScrollPhase, Qt::MouseEventSource source = Qt::MouseEventNotSynthesized, bool inverted = false); struct TouchPoint { TouchPoint() : id(0), uniqueId(-1), pressure(0), rotation(0), state(QEventPoint::State::Stationary) { } int id; // for application use qint64 uniqueId; // for TUIO: object/token ID; otherwise empty // TODO for TUIO 2.0: add registerPointerUniqueID(QPointingDeviceUniqueId) QPointF normalPosition; // touch device coordinates, (0 to 1, 0 to 1) QRectF area; // dimensions of the elliptical contact patch, unrotated, and centered at position in screen coordinates // width is the horizontal diameter, height is the vertical diameter qreal pressure; // 0 to 1 qreal rotation; // rotation applied to the elliptical contact patch // 0 means pointing straight up; 0 if unknown (like QTabletEvent::rotation) QEventPoint::State state; // Pressed|Updated|Stationary|Released QVector2D velocity; // in screen coordinate system, pixels / seconds QList rawPositions; // in screen coordinates }; static void registerInputDevice(const QInputDevice *device); template static bool handleTouchEvent(QWindow *window, const QPointingDevice *device, const QList &points, Qt::KeyboardModifiers mods = Qt::NoModifier); template static bool handleTouchEvent(QWindow *window, ulong timestamp, const QPointingDevice *device, const QList &points, Qt::KeyboardModifiers mods = Qt::NoModifier); template static bool handleTouchCancelEvent(QWindow *window, const QPointingDevice *device, Qt::KeyboardModifiers mods = Qt::NoModifier); template static bool handleTouchCancelEvent(QWindow *window, ulong timestamp, const QPointingDevice *device, Qt::KeyboardModifiers mods = Qt::NoModifier); // rect is relative to parent template static void handleGeometryChange(QWindow *window, const QRect &newRect); // region is in local coordinates, do not confuse with geometry which is parent-relative template static void handleExposeEvent(QWindow *window, const QRegion ®ion); template static bool handleCloseEvent(QWindow *window); template static void handleEnterEvent(QWindow *window, const QPointF &local = QPointF(), const QPointF& global = QPointF()); template static void handleLeaveEvent(QWindow *window); static void handleEnterLeaveEvent(QWindow *enter, QWindow *leave, const QPointF &local = QPointF(), const QPointF& global = QPointF()); template static void handleWindowActivated(QWindow *window, Qt::FocusReason r = Qt::OtherFocusReason); template static void handleWindowStateChanged(QWindow *window, Qt::WindowStates newState, int oldState = -1); template static void handleWindowScreenChanged(QWindow *window, QScreen *newScreen); template static void handleSafeAreaMarginsChanged(QWindow *window); template static void handleApplicationStateChanged(Qt::ApplicationState newState, bool forcePropagate = false); template static bool handleApplicationTermination(); #if QT_CONFIG(draganddrop) static QPlatformDragQtResponse handleDrag(QWindow *window, const QMimeData *dropData, const QPoint &p, Qt::DropActions supportedActions, Qt::MouseButtons buttons, Qt::KeyboardModifiers modifiers); static QPlatformDropQtResponse handleDrop(QWindow *window, const QMimeData *dropData, const QPoint &p, Qt::DropActions supportedActions, Qt::MouseButtons buttons, Qt::KeyboardModifiers modifiers); #endif // QT_CONFIG(draganddrop) #if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0) static bool handleNativeEvent(QWindow *window, const QByteArray &eventType, void *message, qintptr *result); #else static bool handleNativeEvent(QWindow *window, const QByteArray &eventType, void *message, long *result); #endif // Changes to the screen static void handleScreenAdded(QPlatformScreen *screen, bool isPrimary = false); static void handleScreenRemoved(QPlatformScreen *screen); static void handlePrimaryScreenChanged(QPlatformScreen *newPrimary); static void handleScreenOrientationChange(QScreen *screen, Qt::ScreenOrientation newOrientation); static void handleScreenGeometryChange(QScreen *screen, const QRect &newGeometry, const QRect &newAvailableGeometry); static void handleScreenLogicalDotsPerInchChange(QScreen *screen, qreal newDpiX, qreal newDpiY); static void handleScreenRefreshRateChange(QScreen *screen, qreal newRefreshRate); template static void handleThemeChange(QWindow *window); static void handleFileOpenEvent(const QString& fileName); static void handleFileOpenEvent(const QUrl &url); static bool handleTabletEvent(QWindow *window, ulong timestamp, const QPointingDevice *device, const QPointF &local, const QPointF &global, Qt::MouseButtons buttons, qreal pressure, int xTilt, int yTilt, qreal tangentialPressure, qreal rotation, int z, Qt::KeyboardModifiers modifiers = Qt::NoModifier); static bool handleTabletEvent(QWindow *window, ulong timestamp, const QPointF &local, const QPointF &global, int device, int pointerType, Qt::MouseButtons buttons, qreal pressure, int xTilt, int yTilt, qreal tangentialPressure, qreal rotation, int z, qint64 uid, Qt::KeyboardModifiers modifiers = Qt::NoModifier); static bool handleTabletEvent(QWindow *window, const QPointF &local, const QPointF &global, int device, int pointerType, Qt::MouseButtons buttons, qreal pressure, int xTilt, int yTilt, qreal tangentialPressure, qreal rotation, int z, qint64 uid, Qt::KeyboardModifiers modifiers = Qt::NoModifier); static bool handleTabletEnterLeaveProximityEvent(QWindow *window, ulong timestamp, const QPointingDevice *device, bool inProximity, const QPointF &local = QPointF(), const QPointF &global = QPointF(), Qt::MouseButtons buttons = {}, int xTilt = 0, int yTilt = 0, qreal tangentialPressure = 0, qreal rotation = 0, int z = 0, Qt::KeyboardModifiers modifiers = Qt::NoModifier); static bool handleTabletEnterProximityEvent(ulong timestamp, int deviceType, int pointerType, qint64 uid); static void handleTabletEnterProximityEvent(int deviceType, int pointerType, qint64 uid); static bool handleTabletLeaveProximityEvent(ulong timestamp, int deviceType, int pointerType, qint64 uid); static void handleTabletLeaveProximityEvent(int deviceType, int pointerType, qint64 uid); #ifndef QT_NO_GESTURES static bool handleGestureEvent(QWindow *window, ulong timestamp, const QPointingDevice *device, Qt::NativeGestureType type, const QPointF &local, const QPointF &global); static bool handleGestureEventWithRealValue(QWindow *window, ulong timestamp, const QPointingDevice *device, Qt::NativeGestureType type, qreal value, const QPointF &local, const QPointF &global); static bool handleGestureEventWithSequenceIdAndValue(QWindow *window, ulong timestamp, const QPointingDevice *device, Qt::NativeGestureType type, ulong sequenceId, quint64 value, const QPointF &local, const QPointF &global); #endif // QT_NO_GESTURES static void handlePlatformPanelEvent(QWindow *window); #ifndef QT_NO_CONTEXTMENU static void handleContextMenuEvent(QWindow *window, bool mouseTriggered, const QPoint &pos, const QPoint &globalPos, Qt::KeyboardModifiers modifiers); #endif #if QT_CONFIG(whatsthis) static void handleEnterWhatsThisEvent(); #endif // For event dispatcher implementations static bool sendWindowSystemEvents(QEventLoop::ProcessEventsFlags flags); static void setSynchronousWindowSystemEvents(bool enable); static bool flushWindowSystemEvents(QEventLoop::ProcessEventsFlags flags = QEventLoop::AllEvents); static void deferredFlushWindowSystemEvents(QEventLoop::ProcessEventsFlags flags); static int windowSystemEventsQueued(); static bool nonUserInputEventsQueued(); static void setPlatformFiltersEvents(bool enable); }; #ifndef QT_NO_DEBUG_STREAM Q_GUI_EXPORT QDebug operator<<(QDebug dbg, const QWindowSystemInterface::TouchPoint &p); #endif QT_END_NAMESPACE #endif // QWINDOWSYSTEMINTERFACE_H