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/****************************************************************************
**
** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of Qt Creator.
**
** 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.
**
****************************************************************************/
#include "changeobjecttypevisitor.h"
#include <qmljs/parser/qmljsast_p.h>
#include <qmljs/parser/qmljsengine_p.h>
using namespace QmlJS;
using namespace QmlJS::AST;
using namespace QmlDesigner::Internal;
ChangeObjectTypeVisitor::ChangeObjectTypeVisitor(QmlDesigner::TextModifier &modifier,
quint32 nodeLocation,
const QString &newType):
QMLRewriter(modifier),
m_nodeLocation(nodeLocation),
m_newType(newType)
{
}
bool ChangeObjectTypeVisitor::visit(UiObjectDefinition *ast)
{
if (ast->firstSourceLocation().offset == m_nodeLocation) {
replaceType(ast->qualifiedTypeNameId);
return false;
}
return !didRewriting();
}
bool ChangeObjectTypeVisitor::visit(UiObjectBinding *ast)
{
const quint32 start = ast->qualifiedTypeNameId->identifierToken.offset;
if (start == m_nodeLocation) {
replaceType(ast->qualifiedTypeNameId);
return false;
}
return !didRewriting();
}
void ChangeObjectTypeVisitor::replaceType(UiQualifiedId *typeId)
{
Q_ASSERT(typeId);
const int startOffset = typeId->identifierToken.offset;
int endOffset = typeId->identifierToken.end();
for (UiQualifiedId *iter = typeId->next; iter; iter = iter->next)
if (!iter->next)
endOffset = iter->identifierToken.end();
replace(startOffset, endOffset - startOffset, m_newType);
setDidRewriting(true);
}
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