orbtk-core 0.3.1-alpha4

Core crate that provides base api and elements for OrbTk like widgets basis.
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use crate::{event::EventBox, widget_base::StatesContext};

/// This trait is used to define an event handler.
pub trait EventHandler {
    /// Handles an `event` by the given `widget`. If it returns `true` the event will not be forwarded.
    fn handle_event(&self, state_context: &mut StatesContext, event: &EventBox) -> bool;

    /// Check if the handler could handle the given event box.
    fn handles_event(&self, event: &EventBox) -> bool;
}