Usb class
Experimental: This is an experimental technologyCheck the
Browser compatibility table carefully before using this in
production.Secure context: This feature is available only in
secure contexts (HTTPS), in some or all supporting browsers.
The interface of the WebUSB API provides attributes and methods
for finding and connecting USB devices from a web page.
Use navigator.usb to get access to the object.
The USB interface inherits from EventTarget.
EventTarget
USB
- Implemented types
- Available extensions
- Annotations
-
- @JS('USB')
- @staticInterop
Constructors
- Usb()
-
factory
Properties
- hashCode → int
-
The hash code for this object.
no setterinherited
-
onconnect
↔ EventHandlerNonNull<
Event> ? -
Available on Usb, provided by the PropsUsb extension
getter/setter pair -
ondisconnect
↔ EventHandlerNonNull<
Event> ? -
Available on Usb, provided by the PropsUsb extension
getter/setter pair - runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
Methods
-
addEventListener(
String type, EventListener? callback, [dynamic options]) → void -
Available on EventTarget, provided by the PropsEventTarget extension
-
dispatchEvent(
Event event) → bool -
Available on EventTarget, provided by the PropsEventTarget extension
-
getDevices(
) → Future< Iterable< USBDevice> > -
noSuchMethod(
Invocation invocation) → dynamic -
Invoked when a nonexistent method or property is accessed.
inherited
-
removeEventListener(
String type, EventListener? callback, [dynamic options]) → void -
Available on EventTarget, provided by the PropsEventTarget extension
-
requestDevice(
USBDeviceRequestOptions options) → Future< USBDevice> -
toString(
) → String -
A string representation of this object.
inherited
Operators
-
operator ==(
Object other) → bool -
The equality operator.
inherited