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// Copyright (C) 2022 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
#pragma once
#include "../filepath.h"
#include "../stringutils.h"
#include <QFileInfo>
#include <QString>
#include <QtGlobal>
#include <QtCore/private/qabstractfileengine_p.h>
namespace Utils {
namespace Internal {
#if QT_VERSION >= QT_VERSION_CHECK(6, 8, 0)
inline std::pair<QDir::Filters, QDirIterator::IteratorFlags> convertQDirListingIteratorFlags(
QDirListing::IteratorFlags flags)
{
QDir::Filters filters = QDir::Files | QDir::Dirs | QDir::System | QDir::NoDotAndDotDot;
QDirIterator::IteratorFlags iteratorFlags = QDirIterator::NoIteratorFlags;
if (flags & QDirListing::IteratorFlag::ExcludeFiles)
filters.setFlag(QDir::Files, false);
if (flags & QDirListing::IteratorFlag::ExcludeDirs)
filters.setFlag(QDir::Dirs, false);
if (flags & QDirListing::IteratorFlag::ExcludeSpecial)
filters.setFlag(QDir::System, false);
if (flags & QDirListing::IteratorFlag::CaseSensitive)
filters.setFlag(QDir::CaseSensitive, true);
if (flags & QDirListing::IteratorFlag::IncludeHidden)
filters.setFlag(QDir::Hidden, true);
if (flags & QDirListing::IteratorFlag::IncludeDotAndDotDot) {
filters.setFlag(QDir::NoDot, false);
filters.setFlag(QDir::NoDotDot, false);
}
if (flags & QDirListing::IteratorFlag::Recursive)
iteratorFlags.setFlag(QDirIterator::Subdirectories, true);
if (flags & QDirListing::IteratorFlag::FollowDirSymlinks)
iteratorFlags.setFlag(QDirIterator::FollowSymlinks, true);
return {filters, iteratorFlags};
}
#endif
class DirIterator : public QAbstractFileEngineIterator
{
public:
#if QT_VERSION >= QT_VERSION_CHECK(6, 8, 0)
DirIterator(FilePaths paths,
const QString &path,
QDir::Filters filters,
const QStringList &filterNames)
: QAbstractFileEngineIterator(path, filters, filterNames)
#else
DirIterator(FilePaths paths)
: QAbstractFileEngineIterator({}, {})
#endif
, m_filePaths(std::move(paths))
, it(m_filePaths.begin())
{}
// QAbstractFileEngineIterator interface
public:
#if QT_VERSION >= QT_VERSION_CHECK(6, 8, 0)
bool advance() override
{
if (!m_filePaths.empty() && m_filePaths.end() != it + 1) {
++it;
return true;
}
return false;
}
#else
QString next() override
{
if (it == m_filePaths.end())
return QString();
const QString r = chopIfEndsWith(it->toFSPathString(), '/');
++it;
return r;
}
bool hasNext() const override { return !m_filePaths.empty() && m_filePaths.end() != it + 1; }
#endif // QT_VERSION_CHECK(6, 8, 0)
QString currentFileName() const override
{
const QString result = it->fileName();
if (result.isEmpty() && !it->host().isEmpty()) {
return it->host().toString();
}
return chopIfEndsWith(result, '/');
}
QFileInfo currentFileInfo() const override
{
return QFileInfo(chopIfEndsWith(it->toFSPathString(), '/'));
}
private:
const FilePaths m_filePaths;
FilePaths::const_iterator it;
};
} // namespace Internal
} // namespace Utils
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