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UIParam

Enum UIParam 

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pub enum UIParam<T: Send + Sync + 'static> {
    Static(T),
    Dynamic(WeakVar<T>),
}
Expand description

A type that allows widgets to accept either dynamic or static parameters.

For example:

fn example(param: impl Into<UIParam<bool>>) { ... }

// `example` can be called with a constant
example(true);

// ... or with a reactive variable.
let my_var = Var::new(true);
example(*my_var);

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Static(T)

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Dynamic(WeakVar<T>)

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impl<T: Clone + PartialEq + Send + Sync + 'static> UIParam<T>

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pub fn with_mut<R>(&mut self, func: impl FnOnce(&mut T) -> R) -> Option<R>

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pub fn get(&self) -> Option<T>

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pub fn get_or(&self, default: T) -> T

Trait Implementations§

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impl<T: Clone + Send + Sync + 'static> Clone for UIParam<T>

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fn clone(&self) -> UIParam<T>

Returns a duplicate of the value. Read more
1.0.0 (const: unstable) · Source§

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

Performs copy-assignment from source. Read more
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impl<T: Copy + Send + Sync + 'static> Copy for UIParam<T>

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impl<T: Send + Sync + 'static> From<T> for UIParam<T>

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fn from(value: T) -> Self

Converts to this type from the input type.
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impl<T: Send + Sync + 'static> From<WeakVar<T>> for UIParam<T>

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fn from(var: WeakVar<T>) -> Self

Converts to this type from the input type.

Auto Trait Implementations§

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impl<T> !RefUnwindSafe for UIParam<T>

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impl<T> !UnwindSafe for UIParam<T>

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impl<T> Freeze for UIParam<T>
where T: Freeze,

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impl<T> Send for UIParam<T>

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impl<T> Sync for UIParam<T>

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impl<T> Unpin for UIParam<T>
where T: Unpin,

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impl<T> UnsafeUnpin for UIParam<T>
where T: UnsafeUnpin,

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> Downcast<T> for T

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fn downcast(&self) -> &T

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impl<T> From<!> for T

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fn from(t: !) -> T

Converts to this type from the input type.
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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, 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> Upcast<T> for T

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fn upcast(&self) -> Option<&T>

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impl<T> WasmNotSend for T
where T: Send,

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impl<T> WasmNotSendSync for T

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impl<T> WasmNotSync for T
where T: Sync,