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Branched from the monolithic repo, Qt master branch, at commit
896db169ea224deb96c59ce8af800d019de63f12

1 files changed, 291 insertions, 0 deletions

diff --git a/src/gui/kernel/qwindowsysteminterface_qpa.cpp b/src/gui/kernel/qwindowsysteminterface_qpa.cpp
new file mode 100644
index 0000000000..740bb82ccc
--- /dev/null
+++ b/src/gui/kernel/qwindowsysteminterface_qpa.cpp
@@ -0,0 +1,291 @@
+/****************************************************************************
+**
+** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the QtGui module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, 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.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+#include "qwindowsysteminterface_qpa.h"
+#include "qwindowsysteminterface_qpa_p.h"
+#include "qapplication_p.h"
+#include <QAbstractEventDispatcher>
+
+QT_BEGIN_NAMESPACE
+
+
+QTime QWindowSystemInterfacePrivate::eventTime;
+
+//------------------------------------------------------------
+//
+// Callback functions for plugins:
+//
+
+QList<QWindowSystemInterfacePrivate::WindowSystemEvent *> QWindowSystemInterfacePrivate::windowSystemEventQueue;
+QMutex QWindowSystemInterfacePrivate::queueMutex;
+
+extern QPointer<QWidget> qt_last_mouse_receiver;
+
+
+void QWindowSystemInterface::handleEnterEvent(QWidget *tlw)
+{
+    if (tlw) {
+        QWidgetData *data = qt_qwidget_data(tlw);
+        if (data->in_destructor)
+            return;
+
+        QWindowSystemInterfacePrivate::EnterEvent *e = new QWindowSystemInterfacePrivate::EnterEvent(tlw);
+        QWindowSystemInterfacePrivate::queueWindowSystemEvent(e);
+    }
+}
+
+void QWindowSystemInterface::handleLeaveEvent(QWidget *tlw)
+{
+    if (tlw) {
+        QWidgetData *data = qt_qwidget_data(tlw);
+        if (data->in_destructor)
+            return;
+    }
+    QWindowSystemInterfacePrivate::LeaveEvent *e = new QWindowSystemInterfacePrivate::LeaveEvent(tlw);
+    QWindowSystemInterfacePrivate::queueWindowSystemEvent(e);
+}
+
+void QWindowSystemInterface::handleWindowActivated(QWidget *tlw)
+{
+    QWindowSystemInterfacePrivate::ActivatedWindowEvent *e = new QWindowSystemInterfacePrivate::ActivatedWindowEvent(tlw);
+    QWindowSystemInterfacePrivate::queueWindowSystemEvent(e);
+}
+
+void QWindowSystemInterface::handleGeometryChange(QWidget *tlw, const QRect &newRect)
+{
+    if (tlw) {
+        QWidgetData *data = qt_qwidget_data(tlw);
+        if (data->in_destructor)
+            return;
+    }
+    QWindowSystemInterfacePrivate::GeometryChangeEvent *e = new QWindowSystemInterfacePrivate::GeometryChangeEvent(tlw,newRect);
+    QWindowSystemInterfacePrivate::queueWindowSystemEvent(e);
+}
+
+
+void QWindowSystemInterface::handleCloseEvent(QWidget *tlw)
+{
+    if (tlw) {
+        QWindowSystemInterfacePrivate::CloseEvent *e =
+                new QWindowSystemInterfacePrivate::CloseEvent(tlw);
+        QWindowSystemInterfacePrivate::queueWindowSystemEvent(e);
+    }
+}
+
+/*!
+
+\a tlw == 0 means that \a ev is in global coords only
+
+
+*/
+void QWindowSystemInterface::handleMouseEvent(QWidget *w, const QPoint & local, const QPoint & global, Qt::MouseButtons b) {
+    unsigned long time = QWindowSystemInterfacePrivate::eventTime.elapsed();
+    handleMouseEvent(w, time, local, global, b);
+}
+
+void QWindowSystemInterface::handleMouseEvent(QWidget *tlw, ulong timestamp, const QPoint & local, const QPoint & global, Qt::MouseButtons b)
+{
+    if (tlw) {
+        QWidgetData *data = qt_qwidget_data(tlw);
+        if (data->in_destructor)
+            tlw = 0;
+    }
+    QWindowSystemInterfacePrivate::MouseEvent * e =
+            new QWindowSystemInterfacePrivate::MouseEvent(tlw, timestamp, local, global, b);
+    QWindowSystemInterfacePrivate::queueWindowSystemEvent(e);
+}
+
+void QWindowSystemInterface::handleKeyEvent(QWidget *w, QEvent::Type t, int k, Qt::KeyboardModifiers mods, const QString & text, bool autorep, ushort count) {
+    unsigned long time = QWindowSystemInterfacePrivate::eventTime.elapsed();
+    handleKeyEvent(w, time, t, k, mods, text, autorep, count);
+}
+
+void QWindowSystemInterface::handleKeyEvent(QWidget *tlw, ulong timestamp, QEvent::Type t, int k, Qt::KeyboardModifiers mods, const QString & text, bool autorep, ushort count)
+{
+    if (tlw) {
+        QWidgetData *data = qt_qwidget_data(tlw);
+        if (data->in_destructor)
+            tlw = 0;
+    }
+
+    QWindowSystemInterfacePrivate::KeyEvent * e =
+            new QWindowSystemInterfacePrivate::KeyEvent(tlw, timestamp, t, k, mods, text, autorep, count);
+    QWindowSystemInterfacePrivate::queueWindowSystemEvent(e);
+}
+
+void QWindowSystemInterface::handleExtendedKeyEvent(QWidget *w, QEvent::Type type, int key, Qt::KeyboardModifiers modifiers,
+                                                    quint32 nativeScanCode, quint32 nativeVirtualKey,
+                                                    quint32 nativeModifiers,
+                                                    const QString& text, bool autorep,
+                                                    ushort count)
+{
+    unsigned long time = QWindowSystemInterfacePrivate::eventTime.elapsed();
+    handleExtendedKeyEvent(w, time, type, key, modifiers, nativeScanCode, nativeVirtualKey, nativeModifiers,
+                           text, autorep, count);
+}
+
+void QWindowSystemInterface::handleExtendedKeyEvent(QWidget *tlw, ulong timestamp, QEvent::Type type, int key,
+                                                    Qt::KeyboardModifiers modifiers,
+                                                    quint32 nativeScanCode, quint32 nativeVirtualKey,
+                                                    quint32 nativeModifiers,
+                                                    const QString& text, bool autorep,
+                                                    ushort count)
+{
+    if (tlw) {
+        QWidgetData *data = qt_qwidget_data(tlw);
+        if (data->in_destructor)
+            tlw = 0;
+    }
+
+    QWindowSystemInterfacePrivate::KeyEvent * e =
+            new QWindowSystemInterfacePrivate::KeyEvent(tlw, timestamp, type, key, modifiers,
+                nativeScanCode, nativeVirtualKey, nativeModifiers, text, autorep, count);
+    QWindowSystemInterfacePrivate::queueWindowSystemEvent(e);
+}
+
+void QWindowSystemInterface::handleWheelEvent(QWidget *w, const QPoint & local, const QPoint & global, int d, Qt::Orientation o) {
+    unsigned long time = QWindowSystemInterfacePrivate::eventTime.elapsed();
+    handleWheelEvent(w, time, local, global, d, o);
+}
+
+void QWindowSystemInterface::handleWheelEvent(QWidget *tlw, ulong timestamp, const QPoint & local, const QPoint & global, int d, Qt::Orientation o)
+{
+    if (tlw) {
+        QWidgetData *data = qt_qwidget_data(tlw);
+        if (data->in_destructor)
+            tlw = 0;
+    }
+
+    QWindowSystemInterfacePrivate::WheelEvent *e =
+            new QWindowSystemInterfacePrivate::WheelEvent(tlw, timestamp, local, global, d, o);
+    QWindowSystemInterfacePrivate::queueWindowSystemEvent(e);
+}
+
+int QWindowSystemInterfacePrivate::windowSystemEventsQueued()
+{
+    queueMutex.lock();
+    int ret = windowSystemEventQueue.count();
+    queueMutex.unlock();
+    return ret;
+}
+
+QWindowSystemInterfacePrivate::WindowSystemEvent * QWindowSystemInterfacePrivate::getWindowSystemEvent()
+{
+    queueMutex.lock();
+    QWindowSystemInterfacePrivate::WindowSystemEvent *ret;
+    if (windowSystemEventQueue.isEmpty())
+        ret = 0;
+    else
+        ret = windowSystemEventQueue.takeFirst();
+    queueMutex.unlock();
+    return ret;
+}
+
+void QWindowSystemInterfacePrivate::queueWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent *ev)
+{
+    queueMutex.lock();
+    windowSystemEventQueue.append(ev);
+    queueMutex.unlock();
+
+    QAbstractEventDispatcher *dispatcher = QApplicationPrivate::qt_qpa_core_dispatcher();
+    if (dispatcher)
+        dispatcher->wakeUp();
+}
+
+void QWindowSystemInterface::handleTouchEvent(QWidget *w, QEvent::Type type, QTouchEvent::DeviceType devType, const QList<struct TouchPoint> &points) {
+    unsigned long time = QWindowSystemInterfacePrivate::eventTime.elapsed();
+    handleTouchEvent(w, time, type, devType, points);
+}
+
+void QWindowSystemInterface::handleTouchEvent(QWidget *tlw, ulong timestamp, QEvent::Type type, QTouchEvent::DeviceType devType, const QList<struct TouchPoint> &points)
+{
+    if (!points.size()) // Touch events must have at least one point
+        return;
+
+    QList<QTouchEvent::TouchPoint> touchPoints;
+    Qt::TouchPointStates states;
+    QTouchEvent::TouchPoint p;
+
+    QList<struct TouchPoint>::const_iterator point = points.constBegin();
+    QList<struct TouchPoint>::const_iterator end = points.constEnd();
+    while (point != end) {
+        p.setId(point->id);
+        p.setPressure(point->pressure);
+        states |= point->state;
+        Qt::TouchPointStates state = point->state;
+        if (point->isPrimary) {
+            state |= Qt::TouchPointPrimary;
+        }
+        p.setState(state);
+        p.setRect(point->area);
+        p.setScreenPos(point->area.center());
+        p.setNormalizedPos(point->normalPosition);
+
+        touchPoints.append(p);
+        ++point;
+    }
+
+    QWindowSystemInterfacePrivate::TouchEvent *e =
+            new QWindowSystemInterfacePrivate::TouchEvent(tlw, timestamp, type, devType, touchPoints);
+    QWindowSystemInterfacePrivate::queueWindowSystemEvent(e);
+}
+
+void QWindowSystemInterface::handleScreenGeometryChange(int screenIndex)
+{
+    QWindowSystemInterfacePrivate::ScreenGeometryEvent *e =
+            new QWindowSystemInterfacePrivate::ScreenGeometryEvent(screenIndex);
+    QWindowSystemInterfacePrivate::queueWindowSystemEvent(e);
+}
+
+void QWindowSystemInterface::handleScreenAvailableGeometryChange(int screenIndex)
+{
+    QWindowSystemInterfacePrivate::ScreenAvailableGeometryEvent *e =
+            new QWindowSystemInterfacePrivate::ScreenAvailableGeometryEvent(screenIndex);
+    QWindowSystemInterfacePrivate::queueWindowSystemEvent(e);
+}
+
+void QWindowSystemInterface::handleScreenCountChange(int count)
+{
+    QWindowSystemInterfacePrivate::ScreenCountEvent *e =
+            new QWindowSystemInterfacePrivate::ScreenCountEvent(count);
+    QWindowSystemInterfacePrivate::queueWindowSystemEvent(e);
+}
+
+QT_END_NAMESPACE