Created a utility property reading class

src/libs/qmljs/qmljspropertyreader.h

@@ -0,0 +1,71 @@
+/**************************************************************************
+**
+** This file is part of Qt Creator
+**
+** Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).
+**
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** Commercial Usage
+**
+** Licensees holding valid Qt Commercial licenses may use this file in
+** accordance with the Qt Commercial License Agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Nokia.
+**
+** 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.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at http://qt.nokia.com/contact.
+**
+**************************************************************************/
+
+#ifndef QMLJSPROPERTYREADER_H
+#define QMLJSPROPERTYREADER_H
+
+#include <qmljs/qmljs_global.h>
+#include <qmljs/parser/qmljsastfwd_p.h>
+
+#include <QHash>
+#include <QVariant>
+#include <QString>
+#include <QStringList>
+
+namespace QmlJS {
+
+class Document;
+
+class QMLJS_EXPORT PropertyReader
+{
+public:
+
+    PropertyReader(Document *doc, AST::UiObjectInitializer *ast);
+
+    bool hasProperty(const QString &propertyName) const
+    { return m_properties.contains(propertyName); }
+
+    QVariant readProperty(const QString &propertyName) const
+    {
+        if (hasProperty(propertyName))
+            return m_properties.value(propertyName);
+        else
+            return QVariant();
+    }
+
+    QStringList properties() const
+    { return m_properties.keys(); }
+
+private:
+    QHash<QString, QVariant> m_properties;
+};
+
+} //QmlJS
+
+#endif // QMLJSPROPERTYREADER_H