204 lines
12 KiB
C++
204 lines
12 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
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** Contact: http://www.qt-project.org/legal
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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 Digia. For licensing terms and
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** conditions see http://qt.digia.com/licensing. For further information
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** use the contact form at http://qt.digia.com/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 2.1 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL 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 2.1 requirements
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Digia gives you certain additional
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** rights. These rights are described in the Digia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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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 3.0 as published by the Free Software
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** Foundation and appearing in the file LICENSE.GPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU General Public License version 3.0 requirements will be
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** met: http://www.gnu.org/copyleft/gpl.html.
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**
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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, Qt::KeyboardModifiers mods = Qt::NoModifier);
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static void handleMouseEvent(QWindow *w, ulong timestamp, const QPointF & local, const QPointF & global, Qt::MouseButtons b, Qt::KeyboardModifiers mods = Qt::NoModifier);
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static void handleFrameStrutMouseEvent(QWindow *w, const QPointF & local, const QPointF & global, Qt::MouseButtons b, Qt::KeyboardModifiers mods = Qt::NoModifier);
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static void handleFrameStrutMouseEvent(QWindow *w, ulong timestamp, const QPointF & local, const QPointF & global, Qt::MouseButtons b, Qt::KeyboardModifiers mods = Qt::NoModifier);
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static bool tryHandleShortcutEvent(QWindow *w, int k, Qt::KeyboardModifiers mods,
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const QString & text = QString(), bool autorep = false, ushort count = 1);
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static bool tryHandleShortcutEvent(QWindow *w, ulong timestamp, int k, Qt::KeyboardModifiers mods,
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const QString & text = QString(), bool autorep = false, ushort count = 1);
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static bool tryHandleExtendedShortcutEvent(QWindow *w, int k, Qt::KeyboardModifiers mods,
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quint32 nativeScanCode, quint32 nativeVirtualKey, quint32 nativeModifiers,
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const QString & text = QString(), bool autorep = false, ushort count = 1);
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static bool tryHandleExtendedShortcutEvent(QWindow *w, ulong timestamp, int k, Qt::KeyboardModifiers mods,
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quint32 nativeScanCode, quint32 nativeVirtualKey, quint32 nativeModifiers,
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const QString & text = QString(), bool autorep = false, ushort count = 1);
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static void 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 void 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 void 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);
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static void 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);
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static void handleWheelEvent(QWindow *w, const QPointF & local, const QPointF & global, QPoint pixelDelta, QPoint angleDelta, Qt::KeyboardModifiers mods = Qt::NoModifier);
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static void handleWheelEvent(QWindow *w, ulong timestamp, const QPointF & local, const QPointF & global, QPoint pixelDelta, QPoint angleDelta, Qt::KeyboardModifiers mods = Qt::NoModifier);
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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(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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static void handleGeometryChange(QWindow *w, const QRect &newRect);
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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 handleApplicationStateChanged(Qt::ApplicationState newState);
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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);
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static void handleScreenAvailableGeometryChange(QScreen *screen, 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, 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);
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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);
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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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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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// For event dispatcher implementations
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static bool sendWindowSystemEvents(QEventLoop::ProcessEventsFlags flags);
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static void setSynchronousWindowsSystemEvents(bool enable);
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static void flushWindowSystemEvents();
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static void deferredFlushWindowSystemEvents();
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static int windowSystemEventsQueued();
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private:
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static bool sendWindowSystemEventsImplementation(QEventLoop::ProcessEventsFlags flags);
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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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