[][src]Trait piston_window::FocusEvent

pub trait FocusEvent {
    fn from_focused(focused: bool, old_event: &Self) -> Option<Self>;
fn focus<U, F>(&self, f: F) -> Option<U>
    where
        F: FnMut(bool) -> U
; fn focus_args(&self) -> Option<bool> { ... } }

When window gets or loses focus

Required methods

fn from_focused(focused: bool, old_event: &Self) -> Option<Self>

Creates a focus event.

fn focus<U, F>(&self, f: F) -> Option<U> where
    F: FnMut(bool) -> U, 

Calls closure if this is a focus event.

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Provided methods

fn focus_args(&self) -> Option<bool>

Returns focus arguments.

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Implementors

impl FocusEvent for Event[src]

fn focus_args(&self) -> Option<bool>[src]

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