private void RespCallback(IAsyncResult iar)
{
Requests request = (Requests)iar.AsyncState;
try
{
request.Response = (HttpWebResponse)request.Request.EndGetResponse(iar);
string text = request.ToString();
if (!string.IsNullOrEmpty(text))
{
Block block = new Block(text, request.Entry);
lock (_threadLock)
_pages.Enqueue(block);
}
}
catch
{
}
finally
{
request.Dispose();
}
_semaphore.Release();
_background.ReportProgress(PercentProgress);
}