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40 ****************************************************************************/
41 #ifndef QWINDOWSYSTEMINTERFACE_H
42 #define QWINDOWSYSTEMINTERFACE_H
48 // This file is part of the QPA API and is not meant to be used
49 // in applications. Usage of this API may make your code
50 // source and binary incompatible with future versions of Qt.
53 #include <QtCore/QTime>
54 #include <QtGui/qwindowdefs.h>
55 #include <QtCore/QEvent>
56 #include <QtCore/QAbstractEventDispatcher>
57 #include <QtGui/QScreen>
58 #include <QtGui/QWindow>
59 #include <QtCore/QWeakPointer>
60 #include <QtCore/QMutex>
61 #include <QtGui/QTouchEvent>
62 #include <QtCore/QEventLoop>
63 #include <QtGui/QVector2D>
71 class QPlatformDragQtResponse;
72 class QPlatformDropQtResponse;
75 class Q_GUI_EXPORT QWindowSystemInterface
78 static void handleMouseEvent(QWindow *w, const QPointF & local, const QPointF & global, Qt::MouseButtons b, Qt::KeyboardModifiers mods = Qt::NoModifier);
79 static void handleMouseEvent(QWindow *w, ulong timestamp, const QPointF & local, const QPointF & global, Qt::MouseButtons b, Qt::KeyboardModifiers mods = Qt::NoModifier);
80 static void handleFrameStrutMouseEvent(QWindow *w, const QPointF & local, const QPointF & global, Qt::MouseButtons b, Qt::KeyboardModifiers mods = Qt::NoModifier);
81 static void handleFrameStrutMouseEvent(QWindow *w, ulong timestamp, const QPointF & local, const QPointF & global, Qt::MouseButtons b, Qt::KeyboardModifiers mods = Qt::NoModifier);
83 static bool tryHandleShortcutEvent(QWindow *w, int k, Qt::KeyboardModifiers mods,
84 const QString & text = QString(), bool autorep = false, ushort count = 1);
85 static bool tryHandleShortcutEvent(QWindow *w, ulong timestamp, int k, Qt::KeyboardModifiers mods,
86 const QString & text = QString(), bool autorep = false, ushort count = 1);
88 static bool tryHandleExtendedShortcutEvent(QWindow *w, int k, Qt::KeyboardModifiers mods,
89 quint32 nativeScanCode, quint32 nativeVirtualKey, quint32 nativeModifiers,
90 const QString & text = QString(), bool autorep = false, ushort count = 1);
91 static bool tryHandleExtendedShortcutEvent(QWindow *w, ulong timestamp, int k, Qt::KeyboardModifiers mods,
92 quint32 nativeScanCode, quint32 nativeVirtualKey, quint32 nativeModifiers,
93 const QString & text = QString(), bool autorep = false, ushort count = 1);
95 static void handleKeyEvent(QWindow *w, QEvent::Type t, int k, Qt::KeyboardModifiers mods, const QString & text = QString(), bool autorep = false, ushort count = 1);
96 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);
98 static void handleExtendedKeyEvent(QWindow *w, QEvent::Type type, int key, Qt::KeyboardModifiers modifiers,
99 quint32 nativeScanCode, quint32 nativeVirtualKey,
100 quint32 nativeModifiers,
101 const QString& text = QString(), bool autorep = false,
103 static void handleExtendedKeyEvent(QWindow *w, ulong timestamp, QEvent::Type type, int key, Qt::KeyboardModifiers modifiers,
104 quint32 nativeScanCode, quint32 nativeVirtualKey,
105 quint32 nativeModifiers,
106 const QString& text = QString(), bool autorep = false,
108 static void handleWheelEvent(QWindow *w, const QPointF & local, const QPointF & global, QPoint pixelDelta, QPoint angleDelta, Qt::KeyboardModifiers mods = Qt::NoModifier);
109 static void handleWheelEvent(QWindow *w, ulong timestamp, const QPointF & local, const QPointF & global, QPoint pixelDelta, QPoint angleDelta, Qt::KeyboardModifiers mods = Qt::NoModifier);
111 // Wheel event compatibility functions. Will be removed: do not use.
112 static void handleWheelEvent(QWindow *w, const QPointF & local, const QPointF & global, int d, Qt::Orientation o, Qt::KeyboardModifiers mods = Qt::NoModifier);
113 static void handleWheelEvent(QWindow *w, ulong timestamp, const QPointF & local, const QPointF & global, int d, Qt::Orientation o, Qt::KeyboardModifiers mods = Qt::NoModifier);
116 TouchPoint() : id(0), pressure(0), state(Qt::TouchPointStationary), flags(0) { }
117 int id; // for application use
118 QPointF normalPosition; // touch device coordinates, (0 to 1, 0 to 1)
119 QRectF area; // the touched area, centered at position in screen coordinates
120 qreal pressure; // 0 to 1
121 Qt::TouchPointState state; //Qt::TouchPoint{Pressed|Moved|Stationary|Released}
122 QVector2D velocity; // in screen coordinate system, pixels / seconds
123 QTouchEvent::TouchPoint::InfoFlags flags;
124 QVector<QPointF> rawPositions; // in screen coordinates
127 static void registerTouchDevice(QTouchDevice *device);
128 static void handleTouchEvent(QWindow *w, QTouchDevice *device,
129 const QList<struct TouchPoint> &points, Qt::KeyboardModifiers mods = Qt::NoModifier);
130 static void handleTouchEvent(QWindow *w, ulong timestamp, QTouchDevice *device,
131 const QList<struct TouchPoint> &points, Qt::KeyboardModifiers mods = Qt::NoModifier);
132 static void handleTouchCancelEvent(QWindow *w, QTouchDevice *device, Qt::KeyboardModifiers mods = Qt::NoModifier);
133 static void handleTouchCancelEvent(QWindow *w, ulong timestamp, QTouchDevice *device, Qt::KeyboardModifiers mods = Qt::NoModifier);
135 static void handleGeometryChange(QWindow *w, const QRect &newRect);
136 static void handleCloseEvent(QWindow *w);
137 static void handleEnterEvent(QWindow *w);
138 static void handleLeaveEvent(QWindow *w);
139 static void handleEnterLeaveEvent(QWindow *enter, QWindow *leave);
140 static void handleWindowActivated(QWindow *w);
141 static void handleWindowStateChanged(QWindow *w, Qt::WindowState newState);
143 static void handleExposeEvent(QWindow *tlw, const QRegion ®ion);
145 #ifndef QT_NO_DRAGANDDROP
146 // Drag and drop. These events are sent immediately.
147 static QPlatformDragQtResponse handleDrag(QWindow *w, const QMimeData *dropData, const QPoint &p, Qt::DropActions supportedActions);
148 static QPlatformDropQtResponse handleDrop(QWindow *w, const QMimeData *dropData, const QPoint &p, Qt::DropActions supportedActions);
151 static bool handleNativeEvent(QWindow *window, const QByteArray &eventType, void *message, long *result);
153 // Changes to the screen
154 static void handleScreenOrientationChange(QScreen *screen, Qt::ScreenOrientation newOrientation);
155 static void handleScreenGeometryChange(QScreen *screen, const QRect &newGeometry);
156 static void handleScreenAvailableGeometryChange(QScreen *screen, const QRect &newAvailableGeometry);
157 static void handleScreenLogicalDotsPerInchChange(QScreen *screen, qreal newDpiX, qreal newDpiY);
158 static void handleScreenRefreshRateChange(QScreen *screen, qreal newRefreshRate);
160 static void handleThemeChange(QWindow *tlw);
162 static void handleFileOpenEvent(const QString& fileName);
164 static void handleTabletEvent(QWindow *w, ulong timestamp, bool down, const QPointF &local, const QPointF &global,
165 int device, int pointerType, qreal pressure, int xTilt, int yTilt,
166 qreal tangentialPressure, qreal rotation, int z, qint64 uid,
167 Qt::KeyboardModifiers modifiers = Qt::NoModifier);
168 static void handleTabletEvent(QWindow *w, bool down, const QPointF &local, const QPointF &global,
169 int device, int pointerType, qreal pressure, int xTilt, int yTilt,
170 qreal tangentialPressure, qreal rotation, int z, qint64 uid,
171 Qt::KeyboardModifiers modifiers = Qt::NoModifier);
172 static void handleTabletEnterProximityEvent(ulong timestamp, int device, int pointerType, qint64 uid);
173 static void handleTabletEnterProximityEvent(int device, int pointerType, qint64 uid);
174 static void handleTabletLeaveProximityEvent(ulong timestamp, int device, int pointerType, qint64 uid);
175 static void handleTabletLeaveProximityEvent(int device, int pointerType, qint64 uid);
177 static void handlePlatformPanelEvent(QWindow *w);
178 #ifndef QT_NO_CONTEXTMENU
179 static void handleContextMenuEvent(QWindow *w, bool mouseTriggered,
180 const QPoint &pos, const QPoint &globalPos,
181 Qt::KeyboardModifiers modifiers);
184 // For event dispatcher implementations
185 static bool sendWindowSystemEvents(QEventLoop::ProcessEventsFlags flags);
186 static void setSynchronousWindowsSystemEvents(bool enable);
187 static void flushWindowSystemEvents();
188 static int windowSystemEventsQueued();
191 static bool sendWindowSystemEventsImplementation(QEventLoop::ProcessEventsFlags flags);
196 #endif // QWINDOWSYSTEMINTERFACE_H