UsbEvent class

Created when a USB event occurs. For example a USB device is plugged in or removed.

Example:

UsbSerial.usbEventStream.listen((UsbEvent msg) {
  print(msg);
  if (msg.event == UsbEvent.ACTION_USB_ATTACHED) {
    // open a device now...
  }
  if (msg.event == UsbEvent.ACTION_USB_DETACHED) {
    //  close device now...
  }
});

Constructors

UsbEvent()

Properties

device ↔ UsbDevice?

The device for which the event was fired.

getter/setter pair

event ↔ String?

either ACTION_USB_ATTACHED or ACTION_USB_DETACHED

getter/setter pair

hashCode → int

The hash code for this object.

no setter, inherited

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

Methods

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

toString() → String

A string representation of this object.

override

Operators

operator ==(Object other) → bool

The equality operator.

inherited

Constants

ACTION_USB_ATTACHED → const String

Event passed to usbEventStream when a USB device is attached.

ACTION_USB_DETACHED → const String

Event passed to usbEventStream when a USB device is detached.