DisplayPageSizeAsync(string url, int line)
{
WebRequest webRequest = WebRequest.Create(url);
WebRequestState state =
new WebRequestState(webRequest, line);
Write(state, url + " ");
return(Task <WebResponse> .Factory.FromAsync(
webRequest.BeginGetResponse,
webRequest.EndGetResponse, state)
.ContinueWith(
(antecedent, antecedentState) =>
{
Stream stream =
antecedent.Result.GetResponseStream();
using (StreamReader reader =
new StreamReader(stream))
{
int length =
reader.ReadToEnd().Length;
Write(state,
FormatBytes(length).ToString());
}
}, state));
}
private static void Write(
WebRequestState completedState, string text)
{
lock (ConsoleSyncObject)
{
Console.SetCursorPosition(
completedState.ConsoleColumn,
completedState.ConsoleLine);
Console.Write(text);
completedState.ConsoleColumn +=
text.Length;
}
}
private static void Write(
WebRequestState completedState, string text)
{
lock(ConsoleSyncObject)
{
Console.SetCursorPosition(
completedState.ConsoleColumn,
completedState.ConsoleLine);
Console.Write(text);
completedState.ConsoleColumn +=
text.Length;
}
}
private static void DisplayProgress(WebRequestState state)
{
lock (ConsoleSyncObject)
{
int left = state.ConsoleColumn;
int top = state.ConsoleLine;
if (left >= Console.BufferWidth -
int.MaxValue.ToString().Length)
{
left = state.Url.Length;
Console.SetCursorPosition(left, top);
Console.Write("".PadRight(
Console.BufferWidth - state.Url.Length));
state.ConsoleColumn = left;
}
Write(state, ".");
}
}
DisplayPageSizeAsync(string url, int line)
{
WebRequest webRequest = WebRequest.Create(url);
WebRequestState state =
new WebRequestState(webRequest, line);
Write(state, url + " ");
return Task<WebResponse>.Factory.FromAsync(
webRequest.BeginGetResponse,
webRequest.EndGetResponse, state)
.ContinueWith(
(antecedent, antecedentState) =>
{
Stream stream =
antecedent.Result.GetResponseStream();
using(StreamReader reader =
new StreamReader(stream))
{
int length =
reader.ReadToEnd().Length;
Write(state,
FormatBytes(length).ToString());
}
}, state);
}
private static void DisplayProgress(WebRequestState state)
{
lock(ConsoleSyncObject)
{
int left = state.ConsoleColumn;
int top = state.ConsoleLine;
if(left >= Console.BufferWidth -
int.MaxValue.ToString().Length)
{
left = state.Url.Length;
Console.SetCursorPosition(left, top);
Console.Write("".PadRight(
Console.BufferWidth - state.Url.Length));
state.ConsoleColumn = left;
}
Write(state, ".");
}
}
