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/*
* Copyright (C) by Daniel Molkentin <danimo@owncloud.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* for more details.
*/
#ifndef MIRALL_FOLDERWATCHER_WIN_H
#define MIRALL_FOLDERWATCHER_WIN_H
#include <QThread>
#include <QAtomicInt>
#include <windows.h>
namespace OCC {
class FolderWatcher;
/**
* @brief The WatcherThread class
* @ingroup gui
*/
class WatcherThread : public QThread
{
Q_OBJECT
public:
WatcherThread(const QString &path);
~WatcherThread() override;
void stop();
protected:
enum class WatchChanges {
Done,
NeedBiggerBuffer,
Error,
};
void run() override;
WatchChanges watchChanges(size_t fileNotifyBufferSize);
void processEntries(FILE_NOTIFY_INFORMATION *curEntry);
void closeHandle();
signals:
void changed(const QString &path);
void lostChanges();
void ready();
private:
const QString _path;
const QString _longPath;
HANDLE _directory;
HANDLE _resultEvent;
HANDLE _stopEvent;
};
/**
* @brief Windows implementation of FolderWatcher
* @ingroup gui
*/
class FolderWatcherPrivate : public QObject
{
Q_OBJECT
public:
FolderWatcherPrivate(FolderWatcher *p, const QString &path);
~FolderWatcherPrivate() override;
/// Set to non-zero once the WatcherThread is capturing events.
bool isReady() const
{
return _ready;
}
private:
FolderWatcher *_parent;
QScopedPointer<WatcherThread> _thread;
QAtomicInt _ready;
};
}
#endif // MIRALL_FOLDERWATCHER_WIN_H
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