StarXpand SDK for Flutter

A StarXpand wrapper to use Star Micronics printers.

With this plugin, your app can easily print to Star printers on Android and iOS.

Prerequisites

1. Deployment Target iOS 12.0 or higher.
2. Android minSdkVersion 21 or higher.

iOS

Add reader protocol to info.plist (https://github.com/star-micronics/StarXpand-SDK-iOS) if required

<key>UISupportedExternalAccessoryProtocols</key>
<array>
    <string>jp.star-m.starpro</string>
</array>

Add elements to info.plist (https://github.com/star-micronics/StarXpand-SDK-iOS)

<key>NSBluetoothAlwaysUsageDescription</key>
<string>Our app uses bluetooth to find, connect and print to Star printers.</string>

<key>NSBluetoothPeripheralUsageDescription</key>
<string>Our app uses bluetooth to find, connect and print to Star printers.</string>

<key>NSLocalNetworkUsageDescription</key>
<string>Our app uses LAN to find, connect and print to Star printers.</string>

Installing

Add starxpand to your pubspec.yaml:

dependencies:
  starxpand:

Import starxpand:

import 'package:starxpand/starxpand.dart';

Getting Started

Find printers:

var printers = await StarXpand.findPrinters();
setState(() {
    _printers = printers;
});

Print:

var doc = StarXpandDocument();
var printDoc = StarXpandDocumentPrint();

printDoc.actionPrintText("SKU         Description    Total\n"
    "--------------------------------\n"
    "300678566   PLAIN T-SHIRT  10.99\n"
    "300692003   BLACK DENIM    29.99\n"
    "300651148   BLUE DENIM     29.99\n"
    "300642980   STRIPED DRESS  49.99\n"
    "300638471   BLACK BOOTS    35.99\n"
    "Subtotal                  156.95\n"
    "Tax                         0.00\n"
    "--------------------------------\n");

printDoc.actionPrintText("Total     ");

printDoc.add(StarXpandDocumentPrint()
    ..style(magnification: StarXpandStyleMagnification(2, 2))
    ..actionPrintText("   \$156.95\n"));

doc.addPrint(printDoc);
doc.addDrawer(StarXpandDocumentDrawer());

StarXpand.printDocument(printer, doc);

Display:

var displayDoc = StarXpandDocumentDisplay()
  ..actionClearAll()
  ..actionClearLine()
  ..actionShowText("StarXpand says:\n")
  ..actionClearLine()
  ..actionShowText("Hello world!");

StarXpand.updateDisplay(printer, displayDoc);

Available APIs

StarXpand.getStatus(printer);
StarXpand.findPrinters(interfaces, timeout, callback);
StarXpand.updateDisplay(printer, stringData);
StarXpand.openDrawer(printer);
StarXpand.printDocument(printer, document);
StarXpand.startInputListener(printer);
StarXpand.stopInputListener(printer, guid);