1 files changed, 124 insertions, 0 deletions
diff --git a/src/declarative/qml/qdeclarativeproxymetaobject.cpp b/src/declarative/qml/qdeclarativeproxymetaobject.cpp
new file mode 100644
index 0000000000..5a8dc14820
--- /dev/null
+++ b/src/declarative/qml/qdeclarativeproxymetaobject.cpp
@@ -0,0 +1,124 @@
+/****************************************************************************
+**
+** 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 QtDeclarative 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 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 "private/qdeclarativeproxymetaobject_p.h"
+#include "private/qdeclarativeproperty_p.h"
+
+QT_BEGIN_NAMESPACE
+
+QDeclarativeProxyMetaObject::QDeclarativeProxyMetaObject(QObject *obj, QList<ProxyData> *mList)
+: metaObjects(mList), proxies(0), parent(0), object(obj)
+{
+    *static_cast<QMetaObject *>(this) = *metaObjects->first().metaObject;
+
+    QObjectPrivate *op = QObjectPrivate::get(obj);
+    if (op->metaObject)
+        parent = static_cast<QAbstractDynamicMetaObject*>(op->metaObject);
+
+    op->metaObject = this;
+}
+
+QDeclarativeProxyMetaObject::~QDeclarativeProxyMetaObject()
+{
+    if (parent)
+        delete parent;
+    parent = 0;
+
+    if (proxies)
+        delete [] proxies;
+    proxies = 0;
+}
+
+int QDeclarativeProxyMetaObject::metaCall(QMetaObject::Call c, int id, void **a)
+{
+    if ((c == QMetaObject::ReadProperty ||
+        c == QMetaObject::WriteProperty) &&
+            id >= metaObjects->last().propertyOffset) {
+
+        for (int ii = 0; ii < metaObjects->count(); ++ii) {
+            const ProxyData &data = metaObjects->at(ii);
+            if (id >= data.propertyOffset) {
+                if (!proxies) {
+                    proxies = new QObject*[metaObjects->count()];
+                    ::memset(proxies, 0, 
+                             sizeof(QObject *) * metaObjects->count());
+                }
+
+                if (!proxies[ii]) {
+                    QObject *proxy = data.createFunc(object);
+                    const QMetaObject *metaObject = proxy->metaObject();
+                    proxies[ii] = proxy;
+
+                    int localOffset = data.metaObject->methodOffset();
+                    int methodOffset = metaObject->methodOffset();
+                    int methods = metaObject->methodCount() - methodOffset;
+
+                    // ### - Can this be done more optimally?
+                    for (int jj = 0; jj < methods; ++jj) {
+                        QMetaMethod method = 
+                            metaObject->method(jj + methodOffset);
+                        if (method.methodType() == QMetaMethod::Signal)
+                            QDeclarativePropertyPrivate::connect(proxy, methodOffset + jj, object, localOffset + jj);
+                    }
+                }
+
+                int proxyOffset = proxies[ii]->metaObject()->propertyOffset();
+                int proxyId = id - data.propertyOffset + proxyOffset;
+
+                return proxies[ii]->qt_metacall(c, proxyId, a);
+            }
+        }
+    } else if (c == QMetaObject::InvokeMetaMethod &&
+               id >= metaObjects->last().methodOffset) {
+        QMetaMethod m = object->metaObject()->method(id);
+        if (m.methodType() == QMetaMethod::Signal) {
+            QMetaObject::activate(object, id, a);
+            return -1;
+        }
+    }
+
+    if (parent)
+        return parent->metaCall(c, id, a);
+    else
+        return object->qt_metacall(c, id, a);
+}
+
+QT_END_NAMESPACE