Struct yew::html::Scope

pub struct Scope<COMP: Component> { /* fields omitted */ }

A context which allows sending messages to a component.

Methods

impl<COMP: Component> Scope<COMP>

pub fn new() -> Self

visible for testing

pub fn send_message<T>(&self, msg: T) where
    T: Into<COMP::Message>, 

Send a message to the component

pub fn send_message_batch(&self, messages: Vec<COMP::Message>)

Send a batch of messages to the component

pub fn callback<F, IN, M>(&self, function: F) -> Callback<IN> where
    M: Into<COMP::Message>,
    F: Fn(IN) -> M + 'static, 

Creates a Callback which will send a message to the linked component's update method when invoked.

pub fn callback_once<F, IN, M>(&self, function: F) -> Callback<IN> where
    M: Into<COMP::Message>,
    F: FnOnce(IN) -> M + 'static, 

Creates a Callback from a FnOnce which will send a message to the linked component's update method when invoked.

pub fn batch_callback<F, IN>(&self, function: F) -> Callback<IN> where
    F: Fn(IN) -> Vec<COMP::Message> + 'static, 

Creates a Callback which will send a batch of messages back to the linked component's update method when invoked.

Trait Implementations

impl<COMP: Component> Clone for Scope<COMP>

fn clone(&self) -> Self

Returns a copy of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl<COMP: Component> Debug for Scope<COMP>

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

Formats the value using the given formatter.

impl<COMP: Component> Default for Scope<COMP>

fn default() -> Self

Returns the "default value" for a type.