Chami.com Tips

function GetNetworkDriveMappings(
  sl : TStrings ) : integer;
var
  i               : integer;
  sNetPath        : string;
  dwMaxNetPathLen : DWord;
begin
  sl.Clear;
  dwMaxNetPathLen := MAX_PATH;
  SetLength( sNetPath,
    dwMaxNetPathLen );
  for i := 0 to 25 do
  begin
    if( NO_ERROR =
      Windows.WNetGetConnection(
        PChar(
          '' + Chr( 65 + i ) + ':' ),
        PChar( sNetPath ),
        dwMaxNetPathLen ) )then
    begin
      sl.Add( Chr( 65 + i ) + ': ' +
              sNetPath );
    end;
  end;
  Result := sl.Count;
end;

//
// here's how to call GetNetworkDriveMappings():
//
var
  sl : TStrings;
  nMappingsCount,
  i  : integer;
begin
  sl := TStringList.Create;
  nMappingsCount :=
    GetNetworkDriveMappings( sl );
  for i := 0 to nMappingsCount-1 do
  begin
    //
    // do your thing here...
    // for now, we'll just display the mapping
    //
    MessageBox( 0,
      PChar( sl.Strings[ i ] ),
      'Network drive mappings',
      MB_OK );
  end;
  sl.Free;
end;