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/**************************************************************************
**
** This file is part of Qt Creator
**
** Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).
**
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** 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.
**
**************************************************************************/
#include "addarraymembervisitor.h"
#include <qmljs/parser/qmljsast_p.h>
#include <qmljs/parser/qmljsengine_p.h>
using namespace QmlDesigner;
using namespace QmlDesigner::Internal;
using namespace QmlJS;
using namespace QmlJS::AST;
AddArrayMemberVisitor::AddArrayMemberVisitor(QmlDesigner::TextModifier &modifier,
quint32 parentLocation,
const QString &propertyName,
const QString &content):
QMLRewriter(modifier),
m_parentLocation(parentLocation),
m_propertyName(propertyName),
m_content(content),
m_convertObjectBindingIntoArrayBinding(false)
{
}
void AddArrayMemberVisitor::findArrayBindingAndInsert(const QString &m_propertyName, UiObjectMemberList *ast)
{
for (UiObjectMemberList *iter = ast; iter; iter = iter->next) {
if (UiArrayBinding *arrayBinding = cast<UiArrayBinding*>(iter->member)) {
if (flatten(arrayBinding->qualifiedId) == m_propertyName)
insertInto(arrayBinding);
} else if (UiObjectBinding *objectBinding = cast<UiObjectBinding*>(iter->member)) {
if (flatten(objectBinding->qualifiedId) == m_propertyName && willConvertObjectBindingIntoArrayBinding())
convertAndAdd(objectBinding);
}
}
}
bool AddArrayMemberVisitor::visit(QmlJS::AST::UiObjectBinding *ast)
{
if (didRewriting())
return false;
if (ast->firstSourceLocation().offset == m_parentLocation)
findArrayBindingAndInsert(m_propertyName, ast->initializer->members);
return !didRewriting();
}
bool AddArrayMemberVisitor::visit(QmlJS::AST::UiObjectDefinition *ast)
{
if (didRewriting())
return false;
if (ast->firstSourceLocation().offset == m_parentLocation)
findArrayBindingAndInsert(m_propertyName, ast->initializer->members);
return !didRewriting();
}
// FIXME: duplicate code in the QmlJS::Rewriter class, remove this
void AddArrayMemberVisitor::insertInto(QmlJS::AST::UiArrayBinding *arrayBinding)
{
UiObjectMember *lastMember = 0;
for (UiArrayMemberList *iter = arrayBinding->members; iter; iter = iter->next)
if (iter->member)
lastMember = iter->member;
if (!lastMember)
return; // an array binding cannot be empty, so there will (or should) always be a last member.
const int insertionPoint = lastMember->lastSourceLocation().end();
const int indentDepth = calculateIndentDepth(lastMember->firstSourceLocation());
replace(insertionPoint, 0, QLatin1String(",\n") + addIndentation(m_content, indentDepth));
setDidRewriting(true);
}
void AddArrayMemberVisitor::convertAndAdd(QmlJS::AST::UiObjectBinding *objectBinding)
{
const int indentDepth = calculateIndentDepth(objectBinding->firstSourceLocation());
const QString arrayPrefix = QLatin1String("[\n") + addIndentation(QString(), indentDepth);
replace(objectBinding->qualifiedTypeNameId->identifierToken.offset, 0, arrayPrefix);
const int insertionPoint = objectBinding->lastSourceLocation().end();
replace(insertionPoint, 0,
QLatin1String(",\n")
+ addIndentation(m_content, indentDepth) + QLatin1Char('\n')
+ addIndentation(QLatin1String("]"), indentDepth)
);
setDidRewriting(true);
}
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