sendZPLCommand method

Future<String?> sendZPLCommand(
  1. String zplCommand
)

Sends a raw ZPL command string to the printer.

Implementation

Future<String?> sendZPLCommand(String zplCommand) async {
  try {
    final String? result = await _channel.invokeMethod('sendZPLCommand', {
      'zplCommand': zplCommand,
    });
    return result;
  } on PlatformException catch (e) {
    throw 'Failed to send ZPL command: ${e.message}';
  }
}