Trait AppEventHandler 

pub trait AppEventHandler {
    type AppState;

    // Required method
    fn handle_event(
        &mut self,
        app_state: &mut Self::AppState,
        event: WindowEvent,
    ) -> Result<AppControl, Box<dyn Error>>;
}

Required Associated Types

type AppState

Required Methods

fn handle_event( &mut self, app_state: &mut Self::AppState, event: WindowEvent, ) -> Result<AppControl, Box<dyn Error>>

Dyn Compatibility

This trait is dyn compatible.

In older versions of Rust, dyn compatibility was called "object safety".

Implementations on Foreign Types

impl<S> AppEventHandler for fn(&mut S, WindowEvent) -> Result<AppControl, Box<dyn Error>>

type AppState = S

fn handle_event( &mut self, app_state: &mut Self::AppState, event: WindowEvent, ) -> Result<AppControl, Box<dyn Error>>

Implementors