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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 "cppincludesfilter.h"
#include "cppmodelmanager.h"
#include "cpptoolsconstants.h"
#include <cplusplus/CppDocument.h>
#include <coreplugin/editormanager/documentmodel.h>
#include <projectexplorer/project.h>
#include <projectexplorer/projectexplorer.h>
#include <projectexplorer/session.h>
#include <QTimer>
using namespace Core;
using namespace CppTools;
using namespace CppTools::Internal;
using namespace ProjectExplorer;
namespace CppTools {
namespace Internal {
class CppIncludesIterator : public BaseFileFilter::Iterator
{
public:
CppIncludesIterator(CPlusPlus::Snapshot snapshot, const QSet<QString> &seedPaths);
void toFront() override;
bool hasNext() const override;
QString next() override;
QString filePath() const override;
QString fileName() const override;
private:
void fetchMore();
CPlusPlus::Snapshot m_snapshot;
QSet<QString> m_paths;
QSet<QString> m_queuedPaths;
QSet<QString> m_allResultPaths;
QStringList m_resultQueue;
QString m_currentPath;
};
} // Internal
} // CppTools
CppIncludesIterator::CppIncludesIterator(CPlusPlus::Snapshot snapshot,
const QSet<QString> &seedPaths)
: m_snapshot(snapshot),
m_paths(seedPaths)
{
toFront();
}
void CppIncludesIterator::toFront()
{
m_queuedPaths = m_paths;
m_allResultPaths.clear();
m_resultQueue.clear();
fetchMore();
}
bool CppIncludesIterator::hasNext() const
{
return !m_resultQueue.isEmpty();
}
QString CppIncludesIterator::next()
{
if (m_resultQueue.isEmpty())
return QString();
m_currentPath = m_resultQueue.takeFirst();
if (m_resultQueue.isEmpty())
fetchMore();
return m_currentPath;
}
QString CppIncludesIterator::filePath() const
{
return m_currentPath;
}
QString CppIncludesIterator::fileName() const
{
return QFileInfo(m_currentPath).fileName();
}
void CppIncludesIterator::fetchMore()
{
while (!m_queuedPaths.isEmpty() && m_resultQueue.isEmpty()) {
const QString filePath = *m_queuedPaths.begin();
m_queuedPaths.remove(filePath);
CPlusPlus::Document::Ptr doc = m_snapshot.document(filePath);
if (!doc)
continue;
const QStringList includedFiles = doc->includedFiles();
for (const QString &includedPath : includedFiles ) {
if (!m_allResultPaths.contains(includedPath)) {
m_allResultPaths.insert(includedPath);
m_queuedPaths.insert(includedPath);
m_resultQueue.append(includedPath);
}
}
}
}
CppIncludesFilter::CppIncludesFilter()
{
setId(Constants::INCLUDES_FILTER_ID);
setDisplayName(Constants::INCLUDES_FILTER_DISPLAY_NAME);
setShortcutString("ai");
setIncludedByDefault(true);
setPriority(ILocatorFilter::Low);
connect(ProjectExplorerPlugin::instance(), &ProjectExplorerPlugin::fileListChanged,
this, &CppIncludesFilter::markOutdated);
connect(CppModelManager::instance(), &CppModelManager::documentUpdated,
this, &CppIncludesFilter::markOutdated);
connect(CppModelManager::instance(), &CppModelManager::aboutToRemoveFiles,
this, &CppIncludesFilter::markOutdated);
connect(DocumentModel::model(), &QAbstractItemModel::rowsInserted,
this, &CppIncludesFilter::markOutdated);
connect(DocumentModel::model(), &QAbstractItemModel::rowsRemoved,
this, &CppIncludesFilter::markOutdated);
connect(DocumentModel::model(), &QAbstractItemModel::dataChanged,
this, &CppIncludesFilter::markOutdated);
connect(DocumentModel::model(), &QAbstractItemModel::modelReset,
this, &CppIncludesFilter::markOutdated);
}
void CppIncludesFilter::prepareSearch(const QString &entry)
{
Q_UNUSED(entry)
if (m_needsUpdate) {
m_needsUpdate = false;
QSet<QString> seedPaths;
for (Project *project : SessionManager::projects()) {
const Utils::FilePathList allFiles = project->files(Project::AllFiles);
for (const Utils::FilePath &filePath : allFiles )
seedPaths.insert(filePath.toString());
}
const QList<DocumentModel::Entry *> entries = DocumentModel::entries();
for (DocumentModel::Entry *entry : entries) {
if (entry)
seedPaths.insert(entry->fileName().toString());
}
CPlusPlus::Snapshot snapshot = CppModelManager::instance()->snapshot();
setFileIterator(new CppIncludesIterator(snapshot, seedPaths));
}
BaseFileFilter::prepareSearch(entry);
}
void CppIncludesFilter::refresh(QFutureInterface<void> &future)
{
Q_UNUSED(future)
QTimer::singleShot(0, this, &CppIncludesFilter::markOutdated);
}
void CppIncludesFilter::markOutdated()
{
m_needsUpdate = true;
setFileIterator(nullptr); // clean up
}
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