Long live Qt 4.5!

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+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (qt-info@nokia.com)
+**
+** This file is part of the QtTest 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 either Technology Preview License Agreement or the
+** Beta Release License Agreement.
+**
+** 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 1.0, 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.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at qt-sales@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QTESTACCESSIBLE_H
+#define QTESTACCESSIBLE_H
+
+#if 0
+// inform syncqt
+#pragma qt_no_master_include
+#endif
+
+#ifndef QT_NO_ACCESSIBILITY
+
+#define QTEST_ACCESSIBILITY
+
+#define QVERIFY_EVENT(object, child, event) \
+    QVERIFY(QTestAccessibility::verifyEvent(object, child, (int)event))
+
+#include <QtCore/qlist.h>
+#include <QtGui/qaccessible.h>
+#include <QtGui/qapplication.h>
+
+QT_BEGIN_HEADER
+
+QT_BEGIN_NAMESPACE
+
+QT_MODULE(Test)
+
+class QObject;
+
+struct QTestAccessibilityEvent
+{
+    QTestAccessibilityEvent(QObject* o = 0, int c = 0, int e = 0)
+        : object(o), child(c), event(e) {}
+
+    bool operator==(const QTestAccessibilityEvent &o) const
+    {
+        return o.object == object && o.child == child && o.event == event;
+    }
+
+    QObject* object;
+    int child;
+    int event;
+};
+
+typedef QList<QTestAccessibilityEvent> EventList;
+
+class QTestAccessibility
+{
+public:
+    static void initialize()
+    {
+        if (!instance()) {
+            instance() = new QTestAccessibility;
+            qAddPostRoutine(cleanup);
+        }
+    }
+    static void cleanup()
+    {
+        delete instance();
+        instance() = 0;
+    }
+    static void clearEvents() { eventList().clear(); }
+    static EventList events() { return eventList(); }
+    static bool verifyEvent(const QTestAccessibilityEvent& ev)
+    {
+        if (eventList().isEmpty())
+            return FALSE;
+        return eventList().takeFirst() == ev;
+    }
+
+    static bool verifyEvent(QObject *o, int c, int e)
+    {
+        return verifyEvent(QTestAccessibilityEvent(o, c, e));
+    }
+
+private:
+    QTestAccessibility()
+    {
+        QAccessible::installUpdateHandler(updateHandler);
+        QAccessible::installRootObjectHandler(rootObjectHandler);
+    }
+
+    ~QTestAccessibility()
+    {
+        QAccessible::installUpdateHandler(0);
+        QAccessible::installRootObjectHandler(0);
+    }
+
+    static void rootObjectHandler(QObject *object)
+    {
+        //    qDebug("rootObjectHandler called %p", object);
+        if (object) {
+            QApplication* app = qobject_cast<QApplication*>(object);
+            if ( !app )
+                qWarning("QTEST_ACCESSIBILITY: root Object is not a QApplication!");
+        } else {
+            qWarning("QTEST_ACCESSIBILITY: root Object called with 0 pointer");
+        }
+    }
+
+    static void updateHandler(QObject *o, int c, QAccessible::Event e)
+    {
+        //    qDebug("updateHandler called: %p %d %d", o, c, (int)e);
+        eventList().append(QTestAccessibilityEvent(o, c, (int)e));
+    }
+
+    static EventList &eventList()
+    {
+        static EventList list;
+        return list;
+    }
+
+    static QTestAccessibility *&instance()
+    {
+        static QTestAccessibility *ta = 0;
+        return ta;
+    }
+};
+
+#endif
+
+QT_END_NAMESPACE
+
+QT_END_HEADER
+
+#endif