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Diffstat (limited to 'src/gui/kernel/qwindowsysteminterface_qpa.cpp')
| -rw-r--r-- | src/gui/kernel/qwindowsysteminterface_qpa.cpp | 261 |
1 files changed, 261 insertions, 0 deletions
diff --git a/src/gui/kernel/qwindowsysteminterface_qpa.cpp b/src/gui/kernel/qwindowsysteminterface_qpa.cpp new file mode 100644 index 0000000..b6177b0 --- /dev/null +++ b/src/gui/kernel/qwindowsysteminterface_qpa.cpp @@ -0,0 +1,261 @@ +/**************************************************************************** +** +** Copyright (C) 2010 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::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 |