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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.
*/
#include <QThread>
#include <QDebug>
#include "mirall/folderwatcher.h"
#include "mirall/folderwatcher_win.h"
#include <stdlib.h>
#include <stdio.h>
#include <tchar.h>
namespace Mirall {
void WatcherThread::run()
{
_handle = FindFirstChangeNotification((wchar_t*)_path.utf16(),
true, // recursive watch
FILE_NOTIFY_CHANGE_FILE_NAME |
FILE_NOTIFY_CHANGE_DIR_NAME |
FILE_NOTIFY_CHANGE_LAST_WRITE);
if (_handle == INVALID_HANDLE_VALUE)
{
qDebug() << Q_FUNC_INFO << "FindFirstChangeNotification function failed, stopping watcher!";
FindCloseChangeNotification(_handle);
_handle = 0;
return;
}
if (_handle == NULL)
{
qDebug() << Q_FUNC_INFO << "FindFirstChangeNotification returned null, stopping watcher!";
FindCloseChangeNotification(_handle);
_handle = 0;
return;
}
while(true) {
switch(WaitForSingleObject(_handle, /*wait*/ INFINITE)) {
case WAIT_OBJECT_0:
if (FindNextChangeNotification(_handle) == false) {
qDebug() << Q_FUNC_INFO << "FindFirstChangeNotification returned FALSE, stopping watcher!";
FindCloseChangeNotification(_handle);
_handle = 0;
return;
}
qDebug() << Q_FUNC_INFO << "Change detected in" << _path << "from" << QThread::currentThread ();
emit changed(_path);
break;
default:
qDebug() << Q_FUNC_INFO << "Error while watching";
}
}
}
WatcherThread::~WatcherThread()
{
if (_handle)
FindCloseChangeNotification(_handle);
}
FolderWatcherPrivate::FolderWatcherPrivate(FolderWatcher *p)
: _parent(p)
{
_thread = new WatcherThread(p->root());
connect(_thread, SIGNAL(changed(const QString&)),
_parent,SLOT(changeDetected(const QString&)));
_thread->start();
}
FolderWatcherPrivate::~FolderWatcherPrivate()
{
_thread->terminate();
_thread->wait();
delete _thread;
}
} // namespace Mirall
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