Struct MessagePort

pub struct MessagePort<'a>(/* private fields */);

One of the two ports of a message channel

Allowing messages to be sent from one port and listening out for them arriving at the other.

Implementations

impl<'a> MessagePort<'a>

pub fn post_message<M: Any + Send + 'static>(&self, msg: M)

Send a message from the port.

pub fn set_onmessage<F: FnMut(Box<dyn Any + Send + 'static>) + Send + 'static>( &self, callback: F, )

Register callback to run when a message arrives on the channel.

Only a single event handler is active at any time. Calling this method multiple times will override the previous event handler.

pub fn clear_onmessage(&self)

Unset the callback to run when a message arrives on the channel.

Trait Implementations

impl Debug for MessagePort<'_>

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.