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/****************************************************************************
**
** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/
**
** This file is part of the QtGui module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** GNU Lesser General Public License Usage
** This file may be used under the terms of the GNU Lesser General Public
** License version 2.1 as published by the Free Software Foundation and
** appearing in the file LICENSE.LGPL included in the packaging of this
** file. Please review the following information to ensure the GNU Lesser
** General Public License version 2.1 requirements will be met:
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU General
** Public License version 3.0 as published by the Free Software Foundation
** and appearing in the file LICENSE.GPL included in the packaging of this
** file. Please review the following information to ensure the GNU General
** Public License version 3.0 requirements will be met:
** http://www.gnu.org/copyleft/gpl.html.
**
** Other Usage
** Alternatively, this file may be used in accordance with the terms and
** conditions contained in a signed written agreement between you and Nokia.
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef UIFILEINFOGATHERER_H
#define UIFILEINFOGATHERER_H
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists purely as an
// implementation detail. This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//
#include "uihelpersglobal.h"
#include <qthread.h>
#include <qmutex.h>
#include <qwaitcondition.h>
#include <qfilesystemwatcher.h>
//#include <qfileiconprovider.h>
#include <qpair.h>
#include <qstack.h>
#include <qdatetime.h>
#include <qdir.h>
#include <qelapsedtimer.h>
#include <private/qfilesystemengine_p.h>
#include <qcoreapplication.h>
QT_BEGIN_NAMESPACE_UIHELPERS
class UiExtendedInformation {
public:
enum Type { Dir, File, System };
UiExtendedInformation() {}
UiExtendedInformation(const QFileInfo &info) : mFileInfo(info) {}
inline bool isDir() { return type() == Dir; }
inline bool isFile() { return type() == File; }
inline bool isSystem() { return type() == System; }
bool operator ==(const UiExtendedInformation &fileInfo) const {
return mFileInfo == fileInfo.mFileInfo
&& displayType == fileInfo.displayType
&& permissions() == fileInfo.permissions();
}
#ifndef QT_NO_FSFILEENGINE
bool isCaseSensitive() const {
return QFileSystemEngine::isCaseSensitive();
}
#endif
QFile::Permissions permissions() const {
return mFileInfo.permissions();
}
Type type() const {
if (mFileInfo.isDir()) {
return UiExtendedInformation::Dir;
}
if (mFileInfo.isFile()) {
return UiExtendedInformation::File;
}
if (!mFileInfo.exists() && mFileInfo.isSymLink()) {
return UiExtendedInformation::System;
}
return UiExtendedInformation::System;
}
bool isSymLink() const {
return mFileInfo.isSymLink();
}
bool isHidden() const {
return mFileInfo.isHidden();
}
QFileInfo fileInfo() const {
return mFileInfo;
}
QDateTime lastModified() const {
return mFileInfo.lastModified();
}
qint64 size() const {
qint64 size = -1;
if (type() == UiExtendedInformation::Dir)
size = 0;
if (type() == UiExtendedInformation::File)
size = mFileInfo.size();
if (!mFileInfo.exists() && !mFileInfo.isSymLink())
size = -1;
return size;
}
QString displayType;
// QIcon icon;
private :
QFileInfo mFileInfo;
};
//class QFileIconProvider;
#ifndef QT_NO_FILESYSTEMMODEL
class Q_AUTOTEST_EXPORT UiFileInfoGatherer : public QThread
{
Q_OBJECT
Q_SIGNALS:
void updates(const QString &directory, const QList<QPair<QString, QFileInfo> > &updates);
void newListOfFiles(const QString &directory, const QStringList &listOfFiles) const;
void nameResolved(const QString &fileName, const QString &resolvedName) const;
void directoryLoaded(const QString &path);
public:
UiFileInfoGatherer(QObject *parent = 0);
~UiFileInfoGatherer();
void clear();
void removePath(const QString &path);
UiExtendedInformation getInfo(const QFileInfo &info) const;
public Q_SLOTS:
void list(const QString &directoryPath);
void fetchExtendedInformation(const QString &path, const QStringList &files);
void updateFile(const QString &path);
void setResolveSymlinks(bool enable);
bool resolveSymlinks() const;
// void setIconProvider(QFileIconProvider *provider);
// QFileIconProvider *iconProvider() const;
protected:
void run();
void getFileInfos(const QString &path, const QStringList &files);
private:
void fetch(const QFileInfo &info, QElapsedTimer &base, bool &firstTime, QList<QPair<QString, QFileInfo> > &updatedFiles, const QString &path);
QString translateDriveName(const QFileInfo &drive) const;
QString _type(const QFileInfo &info) const
{
if (info.isRoot())
return QCoreApplication::translate("QFileDialog", "Drive");
if (info.isFile()) {
if (!info.suffix().isEmpty())
return info.suffix() + QLatin1Char(' ') + QCoreApplication::translate("QFileDialog", "File");
return QCoreApplication::translate("QFileDialog", "File");
}
if (info.isDir())
#ifdef Q_OS_WIN
return QCoreApplication::translate("QFileDialog", "File Folder", "Match Windows Explorer");
#else
return QCoreApplication::translate("QFileDialog", "Folder", "All other platforms");
#endif
// Windows - "File Folder"
// OS X - "Folder"
// Konqueror - "Folder"
// Nautilus - "folder"
if (info.isSymLink())
#ifdef Q_OS_MAC
return QCoreApplication::translate("QFileDialog", "Alias", "Mac OS X Finder");
#else
return QCoreApplication::translate("QFileDialog", "Shortcut", "All other platforms");
#endif
// OS X - "Alias"
// Windows - "Shortcut"
// Konqueror - "Folder" or "TXT File" i.e. what it is pointing to
// Nautilus - "link to folder" or "link to object file", same as Konqueror
return QCoreApplication::translate("QFileDialog", "Unknown");
}
QMutex mutex;
QWaitCondition condition;
volatile bool abort;
QStack<QString> path;
QStack<QStringList> files;
#ifndef QT_NO_FILESYSTEMWATCHER
QFileSystemWatcher *watcher;
#endif
bool m_resolveSymlinks;
// QFileIconProvider *m_iconProvider;
// QFileIconProvider defaultProvider;
#ifndef Q_OS_WIN
uint userId;
uint groupId;
#endif
};
#endif // QT_NO_FILESYSTEMMODEL
QT_END_NAMESPACE_UIHELPERS
#endif // UIFILEINFOGATHERER_H
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