use Win32::OLE;
use Win32::OLE::Variant; 
use Win32::OLE qw(EVENTS);  #reuired to capture the events
use Thread qw(:DEFAULT async yield);

my $RQCC = Win32::OLE->new("Excel.Application") || die "CreateObject: $!";
print "MainProcess = $RQCC\n";
       
# Starting to monitor event queue
my $EventQueueTread = Thread->new(\&MonitorEventQueue);

system "pause";
return 1;

sub MonitorEventQueue {
 my $Devicehandle=Win32::OLE->GetActiveObject('Excel.Application');
   print "MonitorEventQueue = $Devicehandle\n";
   system "pause";
}