ScriptGetHeadersGroupClick
From 40tude Dialog Wiki
Add a "Message script" for control "NGLV" and message "WM_LBUTTONUP":
program NGLV_WM_LBUTTONUP;
procedure OnWMessage(var Msg:TMessage;var handled:boolean);
begin
ADo('GetNewHeadersInSelectedGroups');
end;
begin
end.