private static int LastCallError()
{
IErrorInfo errInfo = null;
string sDesc = null;
int res;
if (GetErrorInfo(0, out errInfo) < 0 || errInfo == null)
{
return(-1);
}
try
{
if (errInfo.GetDescription(out sDesc) < 0 || sDesc == null)
{
return(-1);
}
}
catch (System.Exception ex)
{
return(-2);
}
if (Int32.TryParse(sDesc, out res) == false)
{
return(-3);
}
return(res);
}
public ErrorInfo(IErrorInfo info)
{
string description, helpFile, source;
try
{
info.GetDescription(out description);
//info.GetGUID(out guid);
info.GetHelpFile(out helpFile);
info.GetDescription(out source);
Description = description;
HelpFile = helpFile;
Source = source;
}
catch (Exception)
{
Description = "Couldn't get error info, operation still in progress";
}
}
private void ProcessResult(int result)
{
if (result != 0)
{
IErrorInfo ppIErrorInfo = null;
int res = NativeMethods.GetErrorInfo(0, out ppIErrorInfo);
string pBstrDescription = string.Empty;
if (ppIErrorInfo != null)
{
int res2 = ppIErrorInfo.GetDescription(out pBstrDescription);
}
string message = string.Format(CultureInfo.CurrentCulture, "Method returned an error. HRESULT = 0x{0:X8}", new object[] { result });
if (!String.IsNullOrEmpty(pBstrDescription))
{
message = message + " : " + pBstrDescription;
}
throw new Exception(message);
}
}
