NebulaFlutterPlugin class

Main entry point for the Nebula Flutter Plugin.

Provides unified APIs for:

  • Connecting via TCP, Bluetooth, USB, or Cloud (MQTT)
  • Sending transaction requests
  • Receiving transaction responses and callbacks
  • Messaging between devices

Constructors

NebulaFlutterPlugin()

Properties

hashCode → int
The hash code for this object.
no setterinherited
runtimeType → Type
A representation of the runtime type of the object.
no setterinherited

Methods

bindDeviceByCloud(CloudConfig config, {int timeout = 20000}) → Future<bool>
Bind via Cloud (MQTT).
cancelTransaction() → Future<bool>
Cancel a running transaction.
connectBluetooth(String identifier, {int timeout = 20000}) → Future<bool>
Connect via Bluetooth.
connectCloud({int timeout = 20000}) → Future<bool>
Connect via Cloud (MQTT) using previously bound devices parameters.
connectTcp(String host, {int port = 30999, int timeout = 20000}) → Future<bool>
Connect via TCP (WiFi).
connectUsb({int timeout = 20000}) → Future<bool>
Connect via USB.
disconnect() → Future<void>
Disconnect current connection.
noSuchMethod(Invocation invocation) → dynamic
Invoked when a nonexistent method or property is accessed.
inherited
sendMessage(String packageName, String message) → Future<void>
Send a message to a connected device.
setOnChooseAppCallback(OnChooseAppCallback? callback) → void
Set callback for choosing an app.
setOnConnectionStatusCallback(OnConnectionStatusCallback? callback) → void
Set callback for connection status changes.
setOnMessageReceivedCallback(OnMessageReceivedCallback? callback) → void
Set callback for receiving messages from connected device.
startRefundTransaction(RefundRequest request) → Future<TransResponse>
Start a refund transaction.
startSaleTransaction(SaleRequest request) → Future<TransResponse>
Start a sale transaction.
startSettleTransaction(SettleRequest request) → Future<Map<String, dynamic>>
Start a settle transaction.
startTransaction(String category, Map<String, dynamic> request) → Future<Map<String, dynamic>>
Start a generic transaction.
startVoidTransaction(VoidRequest request) → Future<TransResponse>
Start a void transaction.
toString() → String
A string representation of this object.
inherited

Operators

operator ==(Object other) → bool
The equality operator.
inherited