Struct BoxComponent 

pub struct BoxComponent<M, Ev, Err>(/* private fields */);

A boxed component. It is not initialized directly, but constructed by Child::into_boxed or Root::into_boxed.

Trait Implementations

impl<M, Ev, Err: Debug> Component for BoxComponent<M, Ev, Err>

type Error = Err

The error type.

type Event = Ev

The output event type to the parent.

type Init<'a> = Infallible

Initial parameter type.

type Message = M

The input message type to update.

async fn init( init: Self::Init<'_>, _sender: &ComponentSender<Self>, ) -> Result<Self, Self::Error>

Create the initial component.

async fn start(&mut self, sender: &ComponentSender<Self>) -> !

Start the event listening.

async fn update_children(&mut self) -> Result<bool, Self::Error>

Update the children components. Return true if any child needs render.

async fn update( &mut self, message: Self::Message, sender: &ComponentSender<Self>, ) -> Result<bool, Self::Error>

Respond to the message. Return true if need render.

fn render(&mut self, sender: &ComponentSender<Self>) -> Result<(), Self::Error>

Render the widgets.

fn render_children(&mut self) -> Result<(), Self::Error>

Render the children components. It will be called if any child or self needs render.

impl<M, Ev, Err> Debug for BoxComponent<M, Ev, Err>

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

Formats the value using the given formatter.