1 files changed, 137 insertions, 0 deletions
diff --git a/src/platformsupport/eventdispatchers/qeventdispatcher_qpa.cpp b/src/platformsupport/eventdispatchers/qeventdispatcher_qpa.cpp
new file mode 100644
index 0000000000..e6bd4c7f6b
--- /dev/null
+++ b/src/platformsupport/eventdispatchers/qeventdispatcher_qpa.cpp
@@ -0,0 +1,137 @@
+/****************************************************************************
+**
+** 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 plugins 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.
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "qplatformdefs.h"
+#include "qcoreapplication.h"
+#include "qeventdispatcher_qpa_p.h"
+#include "private/qguiapplication_p.h"
+
+#include <QWindowSystemInterface>
+#include <QtCore/QElapsedTimer>
+#include <QtCore/QAtomicInt>
+#include <QtCore/QSemaphore>
+
+#include <QtCore/QDebug>
+
+#include <errno.h>
+
+QT_BEGIN_NAMESPACE
+
+QT_USE_NAMESPACE
+
+QEventDispatcherQPAPrivate::QEventDispatcherQPAPrivate()
+{
+
+}
+
+QEventDispatcherQPAPrivate::~QEventDispatcherQPAPrivate()
+{
+
+}
+
+QEventDispatcherQPA::QEventDispatcherQPA(QObject *parent)
+    : EVENTDISPATCHERBASE(*new QEventDispatcherQPAPrivate, parent)
+{ }
+
+QEventDispatcherQPA::QEventDispatcherQPA(EVENTDISPATCHERBASEPRIVATE &priv, QObject *parent)
+    : EVENTDISPATCHERBASE(priv, parent)
+{ }
+
+
+QEventDispatcherQPA::~QEventDispatcherQPA()
+{ }
+
+bool QEventDispatcherQPA::processEvents(QEventLoop::ProcessEventsFlags flags)
+{
+    Q_D(QEventDispatcherQPA);
+
+    int nevents = 0;
+
+    // handle gui and posted events
+    d->interrupt = false;
+    QCoreApplication::sendPostedEvents();
+
+    while (!d->interrupt) {        // also flushes output buffer ###can be optimized
+        QWindowSystemInterfacePrivate::WindowSystemEvent *event;
+        if (!(flags & QEventLoop::ExcludeUserInputEvents)
+            && QWindowSystemInterfacePrivate::windowSystemEventsQueued() > 0) {
+            // process a pending user input event
+            event = QWindowSystemInterfacePrivate::getWindowSystemEvent();
+            if (!event)
+                break;
+        } else {
+            break;
+        }
+
+        if (filterEvent(event)) {
+            delete event;
+            continue;
+        }
+        nevents++;
+
+        QGuiApplicationPrivate::processWindowSystemEvent(event);
+        delete event;
+    }
+
+#ifdef Q_OS_MAC // (inverted inheritance on mac: QEventDispatcherMac calls QEventDispatcherQPA)
+    if (!d->interrupt) {
+        if (EVENTDISPATCHERBASE::processEvents(flags)) {
+            EVENTDISPATCHERBASE::processEvents(flags);
+            return true;
+        }
+    }
+#endif
+    return (nevents > 0);
+}
+
+bool QEventDispatcherQPA::hasPendingEvents()
+{
+    extern uint qGlobalPostedEventsCount(); // from qapplication.cpp
+    return qGlobalPostedEventsCount() || QWindowSystemInterfacePrivate::windowSystemEventsQueued();
+}
+
+void QEventDispatcherQPA::flush()
+{
+    if(qApp)
+        qApp->sendPostedEvents();
+}
+
+QT_END_NAMESPACE