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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 "utils_global.h"
#include <QDir>
#include <QFuture>
#include <QMap>
#include <QStack>
#include <QTextDocument>
QT_FORWARD_DECLARE_CLASS(QTextCodec)
namespace Utils {
class QTCREATOR_UTILS_EXPORT FileIterator
{
public:
class Item
{
public:
Item() : encoding(nullptr) { }
Item(const QString &path, QTextCodec *codec)
: filePath(path), encoding(codec)
{}
QString filePath;
QTextCodec *encoding;
};
typedef Item value_type;
class const_iterator
{
public:
typedef std::forward_iterator_tag iterator_category;
typedef Item value_type;
typedef std::ptrdiff_t difference_type;
typedef const value_type *pointer;
typedef const value_type &reference;
const_iterator() : m_parent(nullptr), m_index(-1) { }
const_iterator(const FileIterator *parent, int id)
: m_parent(parent), m_index(id)
{}
const_iterator(const const_iterator &) = default;
const_iterator &operator=(const const_iterator &) = default;
reference operator*() const { return m_parent->itemAt(m_index); }
pointer operator->() const { return &m_parent->itemAt(m_index); }
void operator++() { m_parent->advance(this); }
bool operator==(const const_iterator &other) const
{
return m_parent == other.m_parent && m_index == other.m_index;
}
bool operator!=(const const_iterator &other) const { return !operator==(other); }
const FileIterator *m_parent;
int m_index; // -1 == end
};
virtual ~FileIterator() {}
const_iterator begin() const;
const_iterator end() const;
virtual int maxProgress() const = 0;
virtual int currentProgress() const = 0;
void advance(const_iterator *it) const;
virtual const Item &itemAt(int index) const = 0;
protected:
virtual void update(int requestedIndex) = 0;
virtual int currentFileCount() const = 0;
};
class QTCREATOR_UTILS_EXPORT FileListIterator : public FileIterator
{
public:
explicit FileListIterator(const QStringList &fileList,
const QList<QTextCodec *> encodings);
int maxProgress() const override;
int currentProgress() const override;
protected:
void update(int requestedIndex) override;
int currentFileCount() const override;
const Item &itemAt(int index) const override;
private:
QVector<Item> m_items;
int m_maxIndex;
};
class QTCREATOR_UTILS_EXPORT SubDirFileIterator : public FileIterator
{
public:
SubDirFileIterator(const QStringList &directories, const QStringList &filters,
QTextCodec *encoding = 0);
~SubDirFileIterator();
int maxProgress() const override;
int currentProgress() const override;
protected:
void update(int requestedIndex) override;
int currentFileCount() const override;
const Item &itemAt(int index) const override;
private:
QStringList m_filters;
QTextCodec *m_encoding;
QStack<QDir> m_dirs;
QStack<qreal> m_progressValues;
QStack<bool> m_processedValues;
qreal m_progress;
// Use heap allocated objects directly because we want references to stay valid even after resize
QList<Item *> m_items;
};
class QTCREATOR_UTILS_EXPORT FileSearchResult
{
public:
FileSearchResult() {}
FileSearchResult(QString fileName, int lineNumber, QString matchingLine,
int matchStart, int matchLength,
QStringList regexpCapturedTexts)
: fileName(fileName),
lineNumber(lineNumber),
matchingLine(matchingLine),
matchStart(matchStart),
matchLength(matchLength),
regexpCapturedTexts(regexpCapturedTexts)
{
}
QString fileName;
int lineNumber;
QString matchingLine;
int matchStart;
int matchLength;
QStringList regexpCapturedTexts;
};
typedef QList<FileSearchResult> FileSearchResultList;
QTCREATOR_UTILS_EXPORT QFuture<FileSearchResultList> findInFiles(const QString &searchTerm, FileIterator *files,
QTextDocument::FindFlags flags, QMap<QString, QString> fileToContentsMap = QMap<QString, QString>());
QTCREATOR_UTILS_EXPORT QFuture<FileSearchResultList> findInFilesRegExp(const QString &searchTerm, FileIterator *files,
QTextDocument::FindFlags flags, QMap<QString, QString> fileToContentsMap = QMap<QString, QString>());
QTCREATOR_UTILS_EXPORT QString expandRegExpReplacement(const QString &replaceText, const QStringList &capturedTexts);
QTCREATOR_UTILS_EXPORT QString matchCaseReplacement(const QString &originalText, const QString &replaceText);
} // namespace Utils
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