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+/****************************************************************************
+**
+** 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 QtUiTest.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** 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 "qtuitestconnectionmanager_p.h"
+
+#include <QCoreApplication>
+#include <QObject>
+#include <QThread>
+
+// from qobject_p.h
+struct QSignalSpyCallbackSet
+{
+ typedef void (*BeginCallback)(QObject*,int,void**);
+ typedef void (*EndCallback)(QObject*,int);
+ BeginCallback signal_begin_callback,
+ slot_begin_callback;
+ EndCallback signal_end_callback,
+ slot_end_callback;
+};
+extern void Q_CORE_EXPORT qt_register_signal_spy_callbacks(QSignalSpyCallbackSet const&);
+void qtuitest_signal_begin(QObject*,int,void**);
+
+Q_GLOBAL_STATIC(QtUiTestConnectionManager,_q_qtUiTestConnectionManager);
+
+QtUiTestConnectionManager::QtUiTestConnectionManager()
+{
+ QSignalSpyCallbackSet callbacks = { qtuitest_signal_begin, 0, 0, 0 };
+ qt_register_signal_spy_callbacks(callbacks);
+}
+
+QtUiTestConnectionManager::~QtUiTestConnectionManager()
+{
+ QSignalSpyCallbackSet callbacks = { 0, 0, 0, 0 };
+ qt_register_signal_spy_callbacks(callbacks);
+}
+
+void qtuitestconnectionmanager_cleanup()
+{ delete _q_qtUiTestConnectionManager(); }
+
+QtUiTestConnectionManager* QtUiTestConnectionManager::instance()
+{
+ return _q_qtUiTestConnectionManager();
+}
+
+void qtuitest_signal_begin(QObject* sender, int signal, void** argv)
+{
+ QtUiTestConnectionManager* cm = QtUiTestConnectionManager::instance();
+
+ // Should only ever be null when the application is shutting down, but in that case,
+ // this callback should already have been unregistered.
+ Q_ASSERT(cm);
+
+ // During the destructor it isn't safe to check which thread we are.
+ // We'll just ignore all signals during this time.
+ if (QCoreApplication::closingDown()) return;
+
+ // Connections are only supported in the main thread.
+ if (QThread::currentThread() != QCoreApplication::instance()->thread()) return;
+
+ cm->activateConnections(sender,signal,argv);
+}
+
+void QtUiTestConnectionManager::connect(QObject const* sender, int senderMethod,
+ QObject const* receiver, int receiverMethod)
+{
+ Q_ASSERT(QThread::currentThread() == QCoreApplication::instance()->thread());
+
+ Connection c = {
+ const_cast<QObject*>(sender), senderMethod,
+ const_cast<QObject*>(receiver), receiverMethod
+ };
+ m_connections << c;
+}
+
+bool QtUiTestConnectionManager::disconnect(QObject const* sender, int senderMethod,
+ QObject const* receiver, int receiverMethod)
+{
+ Q_ASSERT(QThread::currentThread() == QCoreApplication::instance()->thread());
+
+ bool ret = false;
+
+ QList<Connection>::iterator iter = m_connections.begin();
+ while (iter != m_connections.end())
+ {
+ bool remove = true;
+
+ if (sender && (sender != iter->sender)) remove = false;
+ if ((senderMethod != -1) && (senderMethod != iter->senderMethod)) remove = false;
+ if (receiver && (receiver != iter->receiver)) remove = false;
+ if ((receiverMethod != -1) && (receiverMethod != iter->receiverMethod)) remove = false;
+
+ if (remove) {
+ ret = true;
+ iter = m_connections.erase(iter);
+ }
+ else {
+ ++iter;
+ }
+ }
+
+ return ret;
+}
+
+void QtUiTestConnectionManager::activateConnections(QObject* sender, int senderMethod, void** argv)
+{
+ static const int destroyedMethod = QObject::staticMetaObject.indexOfSignal("destroyed(QObject*)");
+ const bool destroyed = (senderMethod == destroyedMethod);
+
+ // Find all of the connections we need to activate.
+ QList<Connection> toActivate;
+ QList<Connection>::iterator iter = m_connections.begin();
+ while (iter != m_connections.end())
+ {
+ if (sender == iter->sender && senderMethod == iter->senderMethod)
+ toActivate << *iter;
+
+ // Remove this connection if either the sender or receiver is being destroyed
+ if (destroyed && (sender == iter->sender || sender == iter->receiver))
+ iter = m_connections.erase(iter);
+ else
+ ++iter;
+ }
+
+ foreach (Connection const& c, toActivate)
+ { c.receiver->qt_metacall(QMetaObject::InvokeMetaMethod, c.receiverMethod, argv); }
+}
+