forked from qt-creator/qt-creator
84 lines
3.0 KiB
C++
84 lines
3.0 KiB
C++
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/****************************************************************************
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**
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** Copyright (C) 2017 The Qt Company Ltd.
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** Contact: https://www.qt.io/licensing/
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**
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** This file is part of Qt Creator.
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**
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and The Qt Company. For licensing terms
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** and conditions see https://www.qt.io/terms-conditions. For further
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** information use the contact form at https://www.qt.io/contact-us.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3 as published by the Free Software
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** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
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** included in the packaging of this file. Please review the following
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** information to ensure the GNU General Public License requirements will
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** be met: https://www.gnu.org/licenses/gpl-3.0.html.
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**
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****************************************************************************/
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#include "clangfollowsymbol.h"
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#include "clangeditordocumentprocessor.h"
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#include "texteditor/texteditor.h"
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#include "texteditor/convenience.h"
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namespace ClangCodeModel {
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namespace Internal {
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TextEditor::TextEditorWidget::Link ClangFollowSymbol::findLink(
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const CppTools::CursorInEditor &data,
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bool resolveTarget,
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const CPlusPlus::Snapshot &,
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const CPlusPlus::Document::Ptr &,
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CppTools::SymbolFinder *,
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bool)
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{
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Link link;
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int lineNumber = 0, positionInBlock = 0;
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QTextCursor cursor = TextEditor::Convenience::wordStartCursor(data.cursor());
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TextEditor::Convenience::convertPosition(cursor.document(), cursor.position(), &lineNumber,
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&positionInBlock);
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const unsigned line = lineNumber;
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const unsigned column = positionInBlock + 1;
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if (!resolveTarget)
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return link;
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ClangEditorDocumentProcessor *processor = ClangEditorDocumentProcessor::get(
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data.filePath().toString());
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if (!processor)
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return link;
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QFuture<CppTools::SymbolInfo> info
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= processor->requestFollowSymbol(static_cast<int>(line),
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static_cast<int>(column),
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resolveTarget);
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if (info.isCanceled())
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return link;
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while (!info.isFinished()) {
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if (info.isCanceled())
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return link;
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QCoreApplication::processEvents(QEventLoop::ExcludeUserInputEvents);
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}
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CppTools::SymbolInfo result = info.result();
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if (result.failedToFollow)
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return link;
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// We did not fail but the result is empty
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if (result.fileName.isEmpty())
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return link;
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return Link(result.fileName, result.startLine, result.startColumn - 1);
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}
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} // namespace Internal
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} // namespace ClangCodeModel
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