Struct nannou::ui::input::global::Global

pub struct Global {
    pub start: State,
    pub current: State,
    pub last_click: Option<(Instant, Click)>,
    // some fields omitted
}

Global input event handler that also implements input::Provider. The Ui passes all events to it's Global instance, which aggregates and interprets the events to provide so-called 'high-level' events to widgets. This input gets reset after every update by the Ui.

Fields

start: State

The input::State as it was at the end of the last update cycle.

current: State

The most recent input::State, with updates from handling all the events this update cycle

last_click: Option<(Instant, Click)>

Tracks the last click that occurred and the time at which it occurred in order to create double-click events.

Methods

impl Global

pub fn new() -> Global

Returns a fresh new Global

Important traits for Events<'a>

impl<'a> Iterator for Events<'a> type Item = &'a Event;

pub fn events(&self) -> Events

Returns an iterator yielding all events that have occurred since the last time Ui::set_widgets was called.

pub fn push_event(&mut self, event: Event)

Add the new event to the stack.

pub fn clear_events_and_update_start_state(&mut self)

Called at the end of every update cycle in order to prepare the Global to handle events for the next one.

Trait Implementations

impl Debug for Global

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

Formats the value using the given formatter.