Import relevant source from Qt 4.8

Change-Id: I5078db4081d95290c54f39d3c0efc2fc2f62e6a6

1 files changed, 118 insertions, 0 deletions

diff --git a/src/declarative/qml/qdeclarativetypenamecache.cpp b/src/declarative/qml/qdeclarativetypenamecache.cpp
new file mode 100644
index 00000000..29b88750
--- /dev/null
+++ b/src/declarative/qml/qdeclarativetypenamecache.cpp
@@ -0,0 +1,118 @@
+/****************************************************************************
+**
+** Copyright (C) 2012 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.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** GNU Lesser General Public License Usage
+** 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.
+**
+** 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.
+**
+** Other Usage
+** Alternatively, this file may be used in accordance with the terms and
+** conditions contained in a signed written agreement between you and Nokia.
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "private/qdeclarativetypenamecache_p.h"
+
+#include "private/qdeclarativeengine_p.h"
+
+QT_BEGIN_NAMESPACE
+
+QDeclarativeTypeNameCache::QDeclarativeTypeNameCache(QDeclarativeEngine *e)
+: QDeclarativeCleanup(e), engine(e)
+{
+}
+
+QDeclarativeTypeNameCache::~QDeclarativeTypeNameCache()
+{
+    clear();
+}
+
+void QDeclarativeTypeNameCache::clear()
+{
+    qDeleteAll(stringCache);
+    stringCache.clear();
+    identifierCache.clear();
+    engine = 0;
+}
+
+void QDeclarativeTypeNameCache::add(const QString &name, int importedScriptIndex)
+{
+    if (stringCache.contains(name))
+        return;
+
+    QDeclarativeEnginePrivate *ep = QDeclarativeEnginePrivate::get(engine);
+
+    RData *data = new RData;
+    // ### Use typename class
+    data->identifier = ep->objectClass->createPersistentIdentifier(name);
+    data->importedScriptIndex = importedScriptIndex;
+    stringCache.insert(name, data);
+    identifierCache.insert(data->identifier.identifier, data);
+}
+
+void QDeclarativeTypeNameCache::add(const QString &name, QDeclarativeType *type)
+{
+    if (stringCache.contains(name))
+        return;
+
+    QDeclarativeEnginePrivate *ep = QDeclarativeEnginePrivate::get(engine);
+
+    RData *data = new RData;
+    // ### Use typename class
+    data->identifier = ep->objectClass->createPersistentIdentifier(name);
+    data->type = type;
+    stringCache.insert(name, data);
+    identifierCache.insert(data->identifier.identifier, data);
+}
+
+void QDeclarativeTypeNameCache::add(const QString &name, QDeclarativeTypeNameCache *typeNamespace)
+{
+    if (stringCache.contains(name))
+        return;
+
+    QDeclarativeEnginePrivate *ep = QDeclarativeEnginePrivate::get(engine);
+
+    RData *data = new RData;
+    // ### Use typename class
+    data->identifier = ep->objectClass->createPersistentIdentifier(name);
+    data->typeNamespace = typeNamespace;
+    stringCache.insert(name, data);
+    identifierCache.insert(data->identifier.identifier, data);
+    typeNamespace->addref();
+}
+
+QDeclarativeTypeNameCache::Data *QDeclarativeTypeNameCache::data(const QString &id) const
+{
+    return stringCache.value(id);
+}
+
+QT_END_NAMESPACE
+