mirror of https://github.com/qt/qtbase.git
229 lines
14 KiB
C++
229 lines
14 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2016 The Qt Company Ltd.
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** Contact: https://www.qt.io/licensing/
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**
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** This file is part of the QtGui module of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and The Qt Company. For licensing terms
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** and conditions see https://www.qt.io/terms-conditions. For further
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** information use the contact form at https://www.qt.io/contact-us.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 3 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL3 included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU Lesser General Public License version 3 requirements
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** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 2.0 or (at your option) the GNU General
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** Public license version 3 or any later version approved by the KDE Free
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** Qt Foundation. The licenses are as published by the Free Software
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** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
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** included in the packaging of this file. Please review the following
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** information to ensure the GNU General Public License requirements will
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** be met: https://www.gnu.org/licenses/gpl-2.0.html and
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** https://www.gnu.org/licenses/gpl-3.0.html.
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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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 <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 QTouchDevice;
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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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static void handleMouseEvent(QWindow *w, const QPointF & local, const QPointF & global, Qt::MouseButtons b,
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Qt::KeyboardModifiers mods = Qt::NoModifier,
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Qt::MouseEventSource source = Qt::MouseEventNotSynthesized);
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static void handleMouseEvent(QWindow *w, ulong timestamp, const QPointF & local, const QPointF & global, Qt::MouseButtons b,
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Qt::KeyboardModifiers mods = Qt::NoModifier,
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Qt::MouseEventSource source = Qt::MouseEventNotSynthesized);
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static void handleFrameStrutMouseEvent(QWindow *w, const QPointF & local, const QPointF & global, Qt::MouseButtons b,
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Qt::KeyboardModifiers mods = Qt::NoModifier,
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Qt::MouseEventSource source = Qt::MouseEventNotSynthesized);
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static void handleFrameStrutMouseEvent(QWindow *w, ulong timestamp, const QPointF & local, const QPointF & global, Qt::MouseButtons b,
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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 *w, 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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static bool handleKeyEvent(QWindow *w, QEvent::Type t, int k, Qt::KeyboardModifiers mods, const QString & text = QString(), bool autorep = false, ushort count = 1);
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static bool handleKeyEvent(QWindow *w, 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 *w, 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, bool tryShortcutOverride = true);
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static bool handleExtendedKeyEvent(QWindow *w, 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, bool tryShortcutOverride = true);
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static void handleWheelEvent(QWindow *w, 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 void handleWheelEvent(QWindow *w, 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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// Wheel event compatibility functions. Will be removed: do not use.
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static void handleWheelEvent(QWindow *w, const QPointF & local, const QPointF & global, int d, Qt::Orientation o, Qt::KeyboardModifiers mods = Qt::NoModifier);
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static void handleWheelEvent(QWindow *w, ulong timestamp, const QPointF & local, const QPointF & global, int d, Qt::Orientation o, Qt::KeyboardModifiers mods = Qt::NoModifier);
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struct TouchPoint {
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TouchPoint() : id(0), pressure(0), state(Qt::TouchPointStationary), flags(0) { }
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int id; // for application use
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QPointF normalPosition; // touch device coordinates, (0 to 1, 0 to 1)
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QRectF area; // the touched area, centered at position in screen coordinates
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qreal pressure; // 0 to 1
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Qt::TouchPointState state; //Qt::TouchPoint{Pressed|Moved|Stationary|Released}
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QVector2D velocity; // in screen coordinate system, pixels / seconds
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QTouchEvent::TouchPoint::InfoFlags flags;
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QVector<QPointF> rawPositions; // in screen coordinates
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};
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static void registerTouchDevice(const QTouchDevice *device);
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static void unregisterTouchDevice(const QTouchDevice *device);
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static void handleTouchEvent(QWindow *w, QTouchDevice *device,
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const QList<struct TouchPoint> &points, Qt::KeyboardModifiers mods = Qt::NoModifier);
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static void handleTouchEvent(QWindow *w, ulong timestamp, QTouchDevice *device,
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const QList<struct TouchPoint> &points, Qt::KeyboardModifiers mods = Qt::NoModifier);
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static void handleTouchCancelEvent(QWindow *w, QTouchDevice *device, Qt::KeyboardModifiers mods = Qt::NoModifier);
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static void handleTouchCancelEvent(QWindow *w, ulong timestamp, QTouchDevice *device, Qt::KeyboardModifiers mods = Qt::NoModifier);
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// rect is relative to parent
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static void handleGeometryChange(QWindow *w, const QRect &newRect, const QRect &oldRect = QRect());
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static void handleCloseEvent(QWindow *w, bool *accepted = 0);
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static void handleEnterEvent(QWindow *w, const QPointF &local = QPointF(), const QPointF& global = QPointF());
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static void handleLeaveEvent(QWindow *w);
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static void handleEnterLeaveEvent(QWindow *enter, QWindow *leave, const QPointF &local = QPointF(), const QPointF& global = QPointF());
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static void handleWindowActivated(QWindow *w, Qt::FocusReason r = Qt::OtherFocusReason);
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static void handleWindowStateChanged(QWindow *w, Qt::WindowState newState);
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static void handleWindowScreenChanged(QWindow *w, QScreen *newScreen);
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static void handleApplicationStateChanged(Qt::ApplicationState newState, bool forcePropagate = false);
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// region is in local coordinates, do not confuse with geometry which is parent-relative
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static void handleExposeEvent(QWindow *tlw, const QRegion ®ion);
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#ifndef QT_NO_DRAGANDDROP
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// Drag and drop. These events are sent immediately.
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static QPlatformDragQtResponse handleDrag(QWindow *w, const QMimeData *dropData, const QPoint &p, Qt::DropActions supportedActions);
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static QPlatformDropQtResponse handleDrop(QWindow *w, const QMimeData *dropData, const QPoint &p, Qt::DropActions supportedActions);
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#endif
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static bool handleNativeEvent(QWindow *window, const QByteArray &eventType, void *message, long *result);
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// Changes to the screen
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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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static void handleThemeChange(QWindow *tlw);
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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 void handleTabletEvent(QWindow *w, 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 void handleTabletEvent(QWindow *w, 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 void handleTabletEvent(QWindow *w, ulong timestamp, bool down, const QPointF &local, const QPointF &global,
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int device, int pointerType, 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); // ### remove in Qt 6
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static void handleTabletEvent(QWindow *w, bool down, const QPointF &local, const QPointF &global,
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int device, int pointerType, 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); // ### remove in Qt 6
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static void handleTabletEnterProximityEvent(ulong timestamp, int device, int pointerType, qint64 uid);
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static void handleTabletEnterProximityEvent(int device, int pointerType, qint64 uid);
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static void handleTabletLeaveProximityEvent(ulong timestamp, int device, int pointerType, qint64 uid);
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static void handleTabletLeaveProximityEvent(int device, int pointerType, qint64 uid);
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#ifndef QT_NO_GESTURES
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static void handleGestureEvent(QWindow *window, ulong timestamp, Qt::NativeGestureType type,
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QPointF &local, QPointF &global);
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static void handleGestureEventWithRealValue(QWindow *window, ulong timestamp, Qt::NativeGestureType type,
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qreal value, QPointF &local, QPointF &global);
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static void handleGestureEventWithSequenceIdAndValue(QWindow *window, ulong timestamp,Qt::NativeGestureType type,
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ulong sequenceId, quint64 value, QPointF &local, QPointF &global);
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#endif // QT_NO_GESTURES
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static void handlePlatformPanelEvent(QWindow *w);
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#ifndef QT_NO_CONTEXTMENU
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static void handleContextMenuEvent(QWindow *w, 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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#ifndef QT_NO_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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};
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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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