Tips (1541)
{ Show the names of available comm ports (com1, com2, ...) Used registry key: hkey_local_machine\hardware\devicemap\serialcomm } uses Registry; procedure TForm1.Button1Click(Sender: TObject); var reg: TRegistry; st: Tstrings; i: Integer; begin reg := TRegistry.Create; try reg.RootKey := HKEY_LOCAL_MACHINE; reg.OpenKey('hardware\devicemap\serialcomm', False); st := TstringList.Create; try reg.GetValueNames(st); for i := 0 to st.Count - 1 do Memo1.Lines.Add(reg.Readstring(st.strings[i])); finally st.Free; end; reg.CloseKey; finally reg.Free; end; end;
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