Scope

Struct Scope 

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pub struct Scope<'a> { /* private fields */ }

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impl<'a> Scope<'a>

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pub fn use_state<T, F>(&mut self, init: F) -> (T, StateHandle<T>)
where T: Clone + Send + 'static, F: FnOnce() -> T,

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pub fn use_effect<D, F>(&mut self, deps: D, effect: F)
where D: PartialEq + Clone + Send + Sync + 'static, F: FnOnce(Dispatcher) -> Option<Box<dyn FnOnce() + Send + Sync>> + Send + Sync + 'static,

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pub fn provide_context<T>(&mut self, value: T) -> ContextGuard<'_>
where T: Send + Sync + 'static,

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pub fn use_context<T>(&self) -> Option<Arc<T>>
where T: Send + Sync + 'static,

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pub fn use_memo<T, D, F>(&mut self, deps: D, compute: F) -> Arc<T>
where T: Send + Sync + 'static, D: PartialEq + Clone + Send + Sync + 'static, F: FnOnce() -> T,

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pub fn use_callback<T, D, F>(&mut self, deps: D, factory: F) -> Arc<T>
where T: Send + Sync + 'static, D: PartialEq + Clone + Send + Sync + 'static, F: FnOnce() -> T,

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pub fn use_reducer<S, A, Init, R>( &mut self, init: Init, reducer: R, ) -> (S, ReducerDispatch<S, A>)
where S: Clone + Send + 'static, A: Send + 'static, Init: FnOnce() -> S, R: Fn(&mut S, A) + Send + Sync + 'static,

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pub fn use_ref<T, Init>(&mut self, init: Init) -> RefHandle<T>
where T: Send + 'static, Init: FnOnce() -> T,

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pub fn use_text_input<F>( &mut self, id: impl Into<String>, init: F, ) -> TextInputHandle
where F: FnOnce() -> String,

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pub fn use_text_input_validation<F>( &mut self, handle: &TextInputHandle, validator: F, ) -> FormFieldStatus

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pub fn dispatcher(&self) -> &Dispatcher

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pub fn styles(&self) -> &Stylesheet

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impl<'a> Freeze for Scope<'a>

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impl<'a> !RefUnwindSafe for Scope<'a>

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impl<'a> Send for Scope<'a>

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impl<'a> Sync for Scope<'a>

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impl<'a> Unpin for Scope<'a>

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impl<'a> !UnwindSafe for Scope<'a>

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> 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> IntoEither for T

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fn into_either(self, into_left: bool) -> Either<Self, Self>

Converts self into a Left variant of Either<Self, Self> if into_left is true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
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fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
where F: FnOnce(&Self) -> bool,

Converts self into a Left variant of Either<Self, Self> if into_left(&self) returns true. Converts self into a Right variant of Either<Self, Self> otherwise. 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