Trait app_world::AppWorld

pub trait AppWorld: Sized {
    type Message;
    fn msg(
        &mut self, 
        message: Self::Message, 
        world_wrapper: AppWorldWrapper<Self>
    );
    fn should_rerender(&self, message: &Self::Message) -> bool;
}

Defines how messages that indicate that something has happened get sent to the World.

Associated Types

type Message

Indicates that something has happened.

#[allow(unused)]
enum MyMessageType {
    IncreaseClickCounter,
    SetLastPausedAt(SystemTime)
}

Required methods

fn msg(&mut self, message: Self::Message, world_wrapper: AppWorldWrapper<Self>)

Send a message to the state object. This will usually lead to a state update

fn should_rerender(&self, message: &Self::Message) -> bool

Whether or not the application should be told to re-render. This check occurs before the messae is processed.

Implementors