1 files changed, 138 insertions, 0 deletions
diff --git a/src/qml/util/qqmllistaccessor.cpp b/src/qml/util/qqmllistaccessor.cpp
new file mode 100644
index 0000000000..2a2bd74a54
--- /dev/null
+++ b/src/qml/util/qqmllistaccessor.cpp
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+/****************************************************************************
+**
+** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
+** Contact: http://www.qt-project.org/legal
+**
+** This file is part of the QtQml module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Digia.  For licensing terms and
+** conditions see http://qt.digia.com/licensing.  For further information
+** use the contact form at http://qt.digia.com/contact-us.
+**
+** 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, Digia gives you certain additional
+** rights.  These rights are described in the Digia 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.
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "qqmllistaccessor_p.h"
+
+#include <private/qqmlmetatype_p.h>
+
+#include <QtCore/qstringlist.h>
+#include <QtCore/qdebug.h>
+
+// ### Remove me
+#include <private/qqmlengine_p.h>
+
+QT_BEGIN_NAMESPACE
+
+QQmlListAccessor::QQmlListAccessor()
+: m_type(Invalid)
+{
+}
+
+QQmlListAccessor::~QQmlListAccessor()
+{
+}
+
+QVariant QQmlListAccessor::list() const
+{
+    return d;
+}
+
+void QQmlListAccessor::setList(const QVariant &v, QQmlEngine *engine)
+{
+    d = v;
+
+    QQmlEnginePrivate *enginePrivate = engine?QQmlEnginePrivate::get(engine):0;
+
+    if (!d.isValid()) {
+        m_type = Invalid;
+    } else if (d.userType() == QVariant::StringList) {
+        m_type = StringList;
+    } else if (d.userType() == QMetaType::QVariantList) {
+        m_type = VariantList;
+    } else if (d.canConvert(QVariant::Int)) {
+        m_type = Integer;
+    } else if ((!enginePrivate && QQmlMetaType::isQObject(d.userType())) ||
+               (enginePrivate && enginePrivate->isQObject(d.userType()))) {
+        QObject *data = enginePrivate?enginePrivate->toQObject(v):QQmlMetaType::toQObject(v);
+        d = QVariant::fromValue(data);
+        m_type = Instance;
+    } else if (d.userType() == qMetaTypeId<QQmlListReference>()) {
+        m_type = ListProperty;
+    } else {
+        m_type = Instance;
+    }
+}
+
+int QQmlListAccessor::count() const
+{
+    switch(m_type) {
+    case StringList:
+        return qvariant_cast<QStringList>(d).count();
+    case VariantList:
+        return qvariant_cast<QVariantList>(d).count();
+    case ListProperty:
+        return ((QQmlListReference *)d.constData())->count();
+    case Instance:
+        return 1;
+    case Integer:
+        return d.toInt();
+    default:
+    case Invalid:
+        return 0;
+    }
+}
+
+QVariant QQmlListAccessor::at(int idx) const
+{
+    Q_ASSERT(idx >= 0 && idx < count());
+    switch(m_type) {
+    case StringList:
+        return QVariant::fromValue(qvariant_cast<QStringList>(d).at(idx));
+    case VariantList:
+        return qvariant_cast<QVariantList>(d).at(idx);
+    case ListProperty:
+        return QVariant::fromValue(((QQmlListReference *)d.constData())->at(idx));
+    case Instance:
+        return d;
+    case Integer:
+        return QVariant(idx);
+    default:
+    case Invalid:
+        return QVariant();
+    }
+}
+
+bool QQmlListAccessor::isValid() const
+{
+    return m_type != Invalid;
+}
+
+QT_END_NAMESPACE