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/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** 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 The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
****************************************************************************/
#include "clangrefactoringengine.h"
#include "clangeditordocumentprocessor.h"
#include <utils/textutils.h>
#include <utils/qtcassert.h>
namespace ClangCodeModel {
void RefactoringEngine::startLocalRenaming(const CppTools::CursorInEditor &data,
CppTools::ProjectPart *,
RenameCallback &&renameSymbolsCallback)
{
Internal::ClangEditorDocumentProcessor *processor = Internal::ClangEditorDocumentProcessor::get(
data.filePath().toString());
const int startRevision = data.cursor().document()->revision();
using ClangBackEnd::SourceLocationsContainer;
auto defaultCallback = [renameSymbolsCallback, startRevision]() {
return renameSymbolsCallback(QString(), SourceLocationsContainer{}, startRevision);
};
if (!processor)
return defaultCallback();
QFuture<CppTools::CursorInfo> future = processor->requestLocalReferences(data.cursor());
if (future.isCanceled())
return defaultCallback();
// QFuture::waitForFinished seems to block completely, not even
// allowing to process events from QLocalSocket.
while (!future.isFinished()) {
if (future.isCanceled())
return defaultCallback();
QTC_ASSERT(startRevision == data.cursor().document()->revision(), return;);
QCoreApplication::processEvents(QEventLoop::ExcludeUserInputEvents);
}
const CppTools::CursorInfo info = future.result();
if (info.useRanges.empty())
return defaultCallback();
QTextCursor cursor = Utils::Text::wordStartCursor(data.cursor());
cursor.movePosition(QTextCursor::NextCharacter, QTextCursor::KeepAnchor,
info.useRanges.first().length);
const QString symbolName = cursor.selectedText();
ClangBackEnd::SourceLocationsContainer container;
for (auto& use : info.useRanges)
container.insertSourceLocation(ClangBackEnd::FilePathId(), use.line, use.column, use.length);
renameSymbolsCallback(symbolName, container, data.cursor().document()->revision());
}
}
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