Sunmi PrinterX Flutter Plugin

A Flutter plugin for interacting with the Sunmi PrinterX SDK.

Features

• Discover available printers
• Retrieve printer status
• Send print commands
• Open and check the status of the cash drawer

Installation

Add the following to your pubspec.yaml file:

dependencies:
    sunmi_printerx: ^1.0.0

Then, run flutter pub get to install the new dependency.

Usage

Import the Plugin

import 'package:sunmi_printerx/sunmi_printerx.dart';

Initialize the Plugin

final sunmiPrinterX = SunmiPrinterX();

API and Examples

SunmiPrinterX

Methods

• Future<List<Printer>> getPrinters()

  • Retrieves a list of available printers.

  Example:

  final sunmiPrinterX = SunmiPrinterX();
  List<Printer> printers = await sunmiPrinterX.getPrinters();
  print(printers);
  

Printer

Methods

• Future<PrinterStatus> getStatus()

  • Retrieves the status of the printer.

  Example:

  PrinterStatus status = await printer.getStatus();
  print(status);
  

• Future<void> openCashDrawer()

  • Opens the cash drawer.

  Example:

  await printer.openCashDrawer();
  

• Future<bool> isCashDrawerOpen()

  • Checks if the cash drawer is open.

  Example:

  bool isOpen = await printer.isCashDrawerOpen();
  print(isOpen);
  

• Future<void> printEscPosCommands(Uint8List commands)

  • Sends ESC/POS commands to the printer.

  Example:

  await printer.printEscPosCommands(commands);
  

• Future<void> waitForCashDrawerClose()

  • Waits for the cash drawer to close.

  Example:

  await printer.waitForCashDrawerClose();
  

Contributing

Contributions are welcome! Please open an issue or submit a pull request.

License

This project is licensed under the BSD 3-Clause License - see the LICENSE file for details.