private void PostEvent(string filename, FileSystemWatcher fsw, FileAction fa, FileSystemInfo changedFsi)
{
RenamedEventArgs renamedEventArgs = null;
if (fa == (FileAction)0)
{
return;
}
if (fsw.IncludeSubdirectories && fa == FileAction.Added && changedFsi is DirectoryInfo)
{
KeventData keventData = new KeventData();
keventData.FSW = fsw;
keventData.Directory = changedFsi.FullName;
keventData.FileMask = fsw.MangledFilter;
keventData.IncludeSubdirs = fsw.IncludeSubdirectories;
keventData.Enabled = true;
lock (this)
{
KeventWatcher.StartMonitoringDirectory(keventData);
}
}
if (!fsw.Pattern.IsMatch(filename, true))
{
return;
}
lock (fsw)
{
fsw.DispatchEvents(fa, filename, ref renamedEventArgs);
if (fsw.Waiting)
{
fsw.Waiting = false;
System.Threading.Monitor.PulseAll(fsw);
}
}
}
public void StartDispatching(FileSystemWatcher fsw)
{
KeventData keventData;
lock (this)
{
if (KeventWatcher.thread == null)
{
KeventWatcher.thread = new Thread(new ThreadStart(this.Monitor));
KeventWatcher.thread.IsBackground = true;
KeventWatcher.thread.Start();
}
keventData = (KeventData)KeventWatcher.watches[fsw];
}
if (keventData == null)
{
keventData = new KeventData();
keventData.FSW = fsw;
keventData.Directory = fsw.FullPath;
keventData.FileMask = fsw.MangledFilter;
keventData.IncludeSubdirs = fsw.IncludeSubdirectories;
keventData.Enabled = true;
lock (this)
{
KeventWatcher.StartMonitoringDirectory(keventData);
KeventWatcher.watches[fsw] = keventData;
KeventWatcher.stop = false;
}
}
}
private void Monitor()
{
while (!KeventWatcher.stop)
{
kevent ev = default(kevent);
ev.udata = IntPtr.Zero;
kevent kevent = default(kevent);
kevent.udata = IntPtr.Zero;
timespec timespec = default(timespec);
timespec.tv_sec = 0;
timespec.tv_usec = 0;
int num;
lock (this)
{
num = KeventWatcher.kevent(KeventWatcher.conn, ref kevent, 0, ref ev, 1, ref timespec);
}
if (num > 0)
{
KeventData data = (KeventData)KeventWatcher.requests[ev.ident];
KeventWatcher.StopMonitoringDirectory(data);
KeventWatcher.StartMonitoringDirectory(data);
this.ProcessEvent(ev);
}
else
{
Thread.Sleep(500);
}
}
lock (this)
{
KeventWatcher.thread = null;
KeventWatcher.stop = false;
}
}