nextcloud-desktop/shell_integration/windows/OCShellExtensions/OCUtil/RemotePathChecker.h
2014-10-15 15:13:04 +02:00

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1.8 KiB
C++

/**
* Copyright (c) 2014 ownCloud, Inc. All rights reserved.
*
* This library is free software; you can redistribute it and/or modify it under
* the terms of the GNU Lesser General Public License as published by the Free
* Software Foundation; version 2.1 of the License
*
* This library 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 Lesser General Public License for more
* details.
*/
#ifndef PATHCHECKER_H
#define PATHCHECKER_H
#include <string>
#include <vector>
#include <unordered_map>
#include <queue>
#include <thread>
#include <mutex>
#include <atomic>
#include <condition_variable>
#pragma once
class __declspec(dllexport) RemotePathChecker {
public:
enum FileState {
// Order synced with OCOverlay
StateError = 0, StateErrorSWM,
StateOk, StateOkSWM,
StateSync, StateSyncSWM,
StateWarning, StateWarningSWM,
StateNone
};
RemotePathChecker();
~RemotePathChecker();
std::vector<std::wstring> WatchedDirectories();
bool IsMonitoredPath(const wchar_t* filePath, int* state);
private:
FileState _StrToFileState(const std::wstring &str);
std::mutex _mutex;
std::thread _thread;
std::atomic<bool> _stop;
// Everything here is protected by the _mutex
/** The list of paths we need to query. The main thread fill this, and the worker thread
* send that to the socket. */
std::queue<std::wstring> _pending;
std::unordered_map<std::wstring, FileState> _cache;
std::vector<std::wstring> _watchedDirectories;
bool _connected;
// The main thread notifies when there are new items in _pending
//std::condition_variable _newQueries;
HANDLE _newQueries;
void workerThreadLoop();
};
#endif