IWinHttpRequestEvents::OnResponseStart event

The OnResponseStart event occurs when the response data starts to be received.

Syntax

void OnResponseStart(
  [in] long Status,
  [in] BSTR ContentType
);

Parameters

Status [in]

Receives the standard status code returned with the response data. Status codes are defined in RFC 2616.

ContentType [in]

Specifies the type of content received, such as "text/html" or "image/gif".

Return value

This event does not return a value.

Remarks

For this event to occur, use Open to send an HTTP connection in asynchronous mode and use Send to send a data request to an Internet server.

This is the first WinHTTP event to occur after the Send.

Note

For Windows XP and Windows 2000, see the Run-Time Requirements section of the WinHTTP Start Page.

Requirements

Minimum supported client
Windows XP, Windows 2000 Professional with SP3 [desktop apps only]
Minimum supported server
Windows Server 2003, Windows 2000 Server with SP3 [desktop apps only]
Redistributable
WinHTTP 5.0 and Internet Explorer 5.01 or later on Windows XP and Windows 2000.
IDL
HttpRequest.idl

See also

IWinHttpRequestEvents

WinHttpRequest

WinHTTP Versions