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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.
**
****************************************************************************/
#pragma once
#include "clangsupport_global.h"
#include <filepathid.h>
#include <filepathcache.h>
#include <QTimer>
#include <filepathcachinginterface.h>
#include <functional>
namespace ClangBackEnd {
template <typename Timer>
class ChangedFilePathCompressor
{
public:
ChangedFilePathCompressor(FilePathCachingInterface &filePathCache)
: m_filePathCache(filePathCache)
{
m_timer.setSingleShot(true);
}
virtual ~ChangedFilePathCompressor()
{
}
void addFilePath(const QString &filePath)
{
FilePathId filePathId = m_filePathCache.filePathId(FilePath(filePath));
auto found = std::lower_bound(m_filePaths.begin(), m_filePaths.end(), filePathId);
if (found == m_filePaths.end() || *found != filePathId)
m_filePaths.insert(found, filePathId);
restartTimer();
}
FilePathIds takeFilePathIds()
{
return std::move(m_filePaths);
}
virtual void setCallback(std::function<void(ClangBackEnd::FilePathIds &&)> &&callback)
{
QObject::connect(&m_timer,
&Timer::timeout,
[this, callback=std::move(callback)] { callback(takeFilePathIds()); });
}
unittest_public:
virtual void restartTimer()
{
m_timer.start(20);
}
Timer &timer()
{
return m_timer;
}
private:
FilePathIds m_filePaths;
Timer m_timer;
FilePathCachingInterface &m_filePathCache;
};
} // namespace ClangBackEnd
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