Teledyne LeCroy Automation API for Teledyne LeCroy PETracer_PETrainer - Manual (Page 48)

Teledyne LeCroy Automation API for PETracer/PETrainer
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4.1.9 ITrace::GetPacketsCount
HRESULT GetPacketsCount (
[out, retval] long* number_of_packets )
Retrieves the total number of packets in the trace.
Parameters
number_of_packets Total number of packets in the trace
Return values
Remarks
Example
WSH:
Set Analyzer = WScript.CreateObject( “CATC.PETracer” )
CurrentDir = Left( WScript.ScriptFullName, InstrRev( WScript.ScriptFullName, “\” ) )
Set Trace = Analyzer.MakeRecording( CurrentDir & "Input\test_ro.rec" )
MsgBox Trace.GetPacketsCount & " packets recorded"
C++:
IPETrace* pe_trace;
. . .
long number_of_packets;
long trigg_packet_num;
try
{
bstr_trace_name = pe_trace->GetName();
number_of_packets = pe_trace->GetPacketsCount();
trigg_packet_num = pe_trace->GetTriggerPacketNum();
}
catch ( _com_error& er)
{
if (er.Description().length() > 0)
::MessageBox( NULL, er.Description(), _T("PETracer client"), MB_OK );
else
::MessageBox( NULL, er.ErrorMessage(),_T("PETracer client"), MB_OK );
return 1;
}
TCHAR str_trace_name[256];
_tcscpy( str_trace_name, (TCHAR*)( bstr_trace_name) );
SysFreeString( bstr_trace_name );
TCHAR trace_info[256];
_stprintf( trace_info, _T("Trace:'%s', total packets:%ld, trigger packet:%ld"),
str_trace_name, number_of_packets, trigg_packet_num );
::SetWindowText( m_hwndStatus, trace_info );