DebouncerWithClock

Struct DebouncerWithClock 

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pub struct DebouncerWithClock<C: Clock> { /* private fields */ }
Expand description

A debouncer with pluggable clock for testing

Like Debouncer, but uses a Clock trait for time access, enabling deterministic testing with FakeClock.

§Example

use egui_cha::testing::FakeClock;
use egui_cha::helpers::DebouncerWithClock;
use std::time::Duration;

let clock = FakeClock::new();
let mut debouncer = DebouncerWithClock::new(clock.clone());

debouncer.trigger(Duration::from_millis(500), Msg::Search);
assert!(!debouncer.should_fire()); // Not yet

clock.advance(Duration::from_millis(600));
assert!(debouncer.should_fire()); // Now it fires

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impl<C: Clock> DebouncerWithClock<C>

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pub fn new(clock: C) -> Self

Create a new debouncer with the given clock

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pub fn mark_trigger(&mut self, delay: Duration)

Mark trigger time without returning a Cmd

Use this when you want to manage the delay yourself. Call should_fire() after the delay to check if it should fire.

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pub fn should_fire(&mut self) -> bool

Check if the debounced action should fire

Returns true if enough time has passed since the last trigger() call.

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pub fn is_pending(&self) -> bool

Check if there’s a pending debounce

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pub fn cancel(&mut self)

Cancel any pending debounced action

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pub fn reset(&mut self)

Reset the debouncer state

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impl<C: Clone + Clock> Clone for DebouncerWithClock<C>

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fn clone(&self) -> DebouncerWithClock<C>

Returns a duplicate of the value. Read more
1.0.0 · Source§

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl<C: Debug + Clock> Debug for DebouncerWithClock<C>

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

Formats the value using the given formatter. Read more

Auto Trait Implementations§

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impl<C> Freeze for DebouncerWithClock<C>
where C: Freeze,

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impl<C> RefUnwindSafe for DebouncerWithClock<C>
where C: RefUnwindSafe,

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impl<C> Send for DebouncerWithClock<C>
where C: Send,

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impl<C> Sync for DebouncerWithClock<C>
where C: Sync,

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impl<C> Unpin for DebouncerWithClock<C>
where C: Unpin,

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impl<C> UnwindSafe for DebouncerWithClock<C>
where C: UnwindSafe,

Blanket Implementations§

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impl<T> Any for T
where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<T> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T> Instrument for T

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fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more
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fn in_current_span(self) -> Instrumented<Self>

Instruments this type with the current Span, returning an Instrumented wrapper. Read more
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impl<T, U> Into<U> for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.
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impl<T> WithSubscriber for T

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fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self>
where S: Into<Dispatch>,

Attaches the provided Subscriber to this type, returning a WithDispatch wrapper. Read more
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fn with_current_subscriber(self) -> WithDispatch<Self>

Attaches the current default Subscriber to this type, returning a WithDispatch wrapper. Read more
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impl<T> SerializableAny for T
where T: 'static + Any + Clone + for<'a> Send + Sync,