summaryrefslogtreecommitdiffstats
path: root/src/gui/kernel/qwindowsysteminterface.h
blob: fb1717b6283249eded04bf2c809593dfdcf1f895 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
/****************************************************************************
**
** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/
**
** This file is part of the QtGui module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** GNU Lesser General Public License Usage
** This file may be used under the terms of the GNU Lesser General Public
** License version 2.1 as published by the Free Software Foundation and
** appearing in the file LICENSE.LGPL included in the packaging of this
** file. Please review the following information to ensure the GNU Lesser
** General Public License version 2.1 requirements will be met:
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU General
** Public License version 3.0 as published by the Free Software Foundation
** and appearing in the file LICENSE.GPL included in the packaging of this
** file. Please review the following information to ensure the GNU General
** Public License version 3.0 requirements will be met:
** http://www.gnu.org/copyleft/gpl.html.
**
** Other Usage
** Alternatively, this file may be used in accordance with the terms and
** conditions contained in a signed written agreement between you and Nokia.
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#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 <QtCore/QTime>
#include <QtGui/qwindowdefs.h>
#include <QtCore/QEvent>
#include <QtCore/QAbstractEventDispatcher>
#include <QtGui/QScreen>
#include <QtGui/QWindow>
#include <QtCore/QWeakPointer>
#include <QtCore/QMutex>
#include <QtGui/QTouchEvent>
#include <QtCore/QEventLoop>
#include <QtGui/QVector2D>

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

class QMimeData;
class QTouchDevice;
class QPlatformDragQtResponse;
class QPlatformDropQtResponse;


class Q_GUI_EXPORT QWindowSystemInterface
{
public:
    static void handleMouseEvent(QWindow *w, const QPointF & local, const QPointF & global, Qt::MouseButtons b, Qt::KeyboardModifiers mods = Qt::NoModifier);
    static void handleMouseEvent(QWindow *w, ulong timestamp, const QPointF & local, const QPointF & global, Qt::MouseButtons b, Qt::KeyboardModifiers mods = Qt::NoModifier);
    static void handleFrameStrutMouseEvent(QWindow *w, const QPointF & local, const QPointF & global, Qt::MouseButtons b, Qt::KeyboardModifiers mods = Qt::NoModifier);
    static void handleFrameStrutMouseEvent(QWindow *w, ulong timestamp, const QPointF & local, const QPointF & global, Qt::MouseButtons b, Qt::KeyboardModifiers mods = Qt::NoModifier);

    static bool tryHandleSynchronousShortcutEvent(QWindow *w, int k, Qt::KeyboardModifiers mods,
                                                  const QString & text = QString(), bool autorep = false, ushort count = 1);
    static bool tryHandleSynchronousShortcutEvent(QWindow *w, ulong timestamp, int k, Qt::KeyboardModifiers mods,
                                                  const QString & text = QString(), bool autorep = false, ushort count = 1);

    static bool tryHandleSynchronousExtendedShortcutEvent(QWindow *w, int k, Qt::KeyboardModifiers mods,
                                                          quint32 nativeScanCode, quint32 nativeVirtualKey, quint32 nativeModifiers,
                                                          const QString & text = QString(), bool autorep = false, ushort count = 1);
    static bool tryHandleSynchronousExtendedShortcutEvent(QWindow *w, ulong timestamp, int k, Qt::KeyboardModifiers mods,
                                                          quint32 nativeScanCode, quint32 nativeVirtualKey, quint32 nativeModifiers,
                                                          const QString & text = QString(), bool autorep = false, ushort count = 1);

    static void handleKeyEvent(QWindow *w, QEvent::Type t, int k, Qt::KeyboardModifiers mods, const QString & text = QString(), bool autorep = false, ushort count = 1);
    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);

    static void handleExtendedKeyEvent(QWindow *w, QEvent::Type type, int key, Qt::KeyboardModifiers modifiers,
                                       quint32 nativeScanCode, quint32 nativeVirtualKey,
                                       quint32 nativeModifiers,
                                       const QString& text = QString(), bool autorep = false,
                                       ushort count = 1);
    static void handleExtendedKeyEvent(QWindow *w, 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);
    static void handleWheelEvent(QWindow *w, const QPointF & local, const QPointF & global, QPoint pixelDelta, QPoint angleDelta, Qt::KeyboardModifiers mods = Qt::NoModifier);
    static void handleWheelEvent(QWindow *w, ulong timestamp, const QPointF & local, const QPointF & global, QPoint pixelDelta, QPoint angleDelta, Qt::KeyboardModifiers mods = Qt::NoModifier);

    // Wheel event compatibility functions. Will be removed: do not use.
    static void handleWheelEvent(QWindow *w, const QPointF & local, const QPointF & global, int d, Qt::Orientation o, Qt::KeyboardModifiers mods = Qt::NoModifier);
    static void handleWheelEvent(QWindow *w, ulong timestamp, const QPointF & local, const QPointF & global, int d, Qt::Orientation o, Qt::KeyboardModifiers mods = Qt::NoModifier);

    struct TouchPoint {
        TouchPoint() : id(0), pressure(0), state(Qt::TouchPointStationary), flags(0) { }
        int id;                 // for application use
        QPointF normalPosition; // touch device coordinates, (0 to 1, 0 to 1)
        QRectF area;            // the touched area, centered at position in screen coordinates
        qreal pressure;         // 0 to 1
        Qt::TouchPointState state; //Qt::TouchPoint{Pressed|Moved|Stationary|Released}
        QVector2D velocity;     // in screen coordinate system, pixels / seconds
        QTouchEvent::TouchPoint::InfoFlags flags;
        QVector<QPointF> rawPositions; // in screen coordinates
    };

    static void registerTouchDevice(QTouchDevice *device);
    static void handleTouchEvent(QWindow *w, QTouchDevice *device,
                                 const QList<struct TouchPoint> &points, Qt::KeyboardModifiers mods = Qt::NoModifier);
    static void handleTouchEvent(QWindow *w, ulong timestamp, QTouchDevice *device,
                                 const QList<struct TouchPoint> &points, Qt::KeyboardModifiers mods = Qt::NoModifier);
    static void handleTouchCancelEvent(QWindow *w, QTouchDevice *device, Qt::KeyboardModifiers mods = Qt::NoModifier);
    static void handleTouchCancelEvent(QWindow *w, ulong timestamp, QTouchDevice *device, Qt::KeyboardModifiers mods = Qt::NoModifier);

    static void handleGeometryChange(QWindow *w, const QRect &newRect);
    static void handleSynchronousGeometryChange(QWindow *w, const QRect &newRect);
    static void handleCloseEvent(QWindow *w);
    static void handleSynchronousCloseEvent(QWindow *w);
    static void handleEnterEvent(QWindow *w);
    static void handleLeaveEvent(QWindow *w);
    static void handleWindowActivated(QWindow *w);
    static void handleWindowStateChanged(QWindow *w, Qt::WindowState newState);

    static void handleExposeEvent(QWindow *tlw, const QRegion &region);
    static void handleSynchronousExposeEvent(QWindow *tlw, const QRegion &region);

#ifndef QT_NO_DRAGANDDROP
    // Drag and drop. These events are sent immediately.
    static QPlatformDragQtResponse handleDrag(QWindow *w, const QMimeData *dropData, const QPoint &p, Qt::DropActions supportedActions);
    static QPlatformDropQtResponse handleDrop(QWindow *w, const QMimeData *dropData, const QPoint &p, Qt::DropActions supportedActions);
#endif

    static bool handleNativeEvent(QWindow *window, const QByteArray &eventType, void *message, long *result);

    // Changes to the screen
    static void handleScreenOrientationChange(QScreen *screen, Qt::ScreenOrientation newOrientation);
    static void handleScreenGeometryChange(QScreen *screen, const QRect &newGeometry);
    static void handleScreenAvailableGeometryChange(QScreen *screen, const QRect &newAvailableGeometry);
    static void handleScreenLogicalDotsPerInchChange(QScreen *screen, qreal newDpiX, qreal newDpiY);
    static void handleScreenRefreshRateChange(QScreen *screen, qreal newRefreshRate);

    static void handleThemeChange(QWindow *tlw);

    static void handleFileOpenEvent(const QString& fileName);

    static void handleTabletEvent(QWindow *w, ulong timestamp, bool down, const QPointF &local, const QPointF &global,
                                  int device, int pointerType, qreal pressure, int xTilt, int yTilt,
                                  qreal tangentialPressure, qreal rotation, int z, qint64 uid,
                                  Qt::KeyboardModifiers modifiers = Qt::NoModifier);
    static void handleTabletEvent(QWindow *w, bool down, const QPointF &local, const QPointF &global,
                                  int device, int pointerType, qreal pressure, int xTilt, int yTilt,
                                  qreal tangentialPressure, qreal rotation, int z, qint64 uid,
                                  Qt::KeyboardModifiers modifiers = Qt::NoModifier);
    static void handleTabletEnterProximityEvent(ulong timestamp, int device, int pointerType, qint64 uid);
    static void handleTabletEnterProximityEvent(int device, int pointerType, qint64 uid);
    static void handleTabletLeaveProximityEvent(ulong timestamp, int device, int pointerType, qint64 uid);
    static void handleTabletLeaveProximityEvent(int device, int pointerType, qint64 uid);


    // For event dispatcher implementations
    static bool sendWindowSystemEvents(QEventLoop::ProcessEventsFlags flags);
    static int windowSystemEventsQueued();
};

QT_END_NAMESPACE
QT_END_HEADER
#endif // QWINDOWSYSTEMINTERFACE_H