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UseWindowSize

Struct UseWindowSize 

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pub struct UseWindowSize {
    pub width: Signal<i32>,
    pub height: Signal<i32>,
    /* private fields */
}
Expand description

Reactive state for the window’s size.

The handle carries the viewport’s width and height and the teardown that removes the window listener.

The size is a Signal<i32>: a render closure that reads it re-renders when the window is resized.

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§width: Signal<i32>

The viewport width in CSS pixels.

§height: Signal<i32>

The viewport height in CSS pixels.

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impl UseWindowSize

Inherent implementation of UseWindowSize.

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pub fn current_width(&self) -> i32

Returns the current width as a snapshot.

§Returns
  • i32 - The viewport width in CSS pixels.
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pub fn current_height(&self) -> i32

Returns the current height as a snapshot.

§Returns
  • i32 - The viewport height in CSS pixels.
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impl UseWindowSize

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pub fn get_width(&self) -> Signal<i32>

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pub fn get_mut_width(&mut self) -> &mut Signal<i32>

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pub fn set_width(&mut self, val: Signal<i32>) -> &mut Self

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pub fn get_height(&self) -> Signal<i32>

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pub fn get_mut_height(&mut self) -> &mut Signal<i32>

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pub fn set_height(&mut self, val: Signal<i32>) -> &mut Self

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pub fn get_mut_teardown(&mut self) -> &mut Rc<RefCell<Option<Box<dyn Fn()>>>>

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pub fn set_teardown( &mut self, val: Rc<RefCell<Option<Box<dyn Fn()>>>>, ) -> &mut Self

Trait Implementations§

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impl Clone for UseWindowSize

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fn clone(&self) -> Self

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 Debug for UseWindowSize

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

Formats the struct fields as a debug struct, skipping excluded fields.

§Arguments
  • &mut std::fmt::Formatter<'_> - The formatter to write the representation into.
§Returns
  • std::fmt::Result - Success or failure of the formatting operation.

Auto Trait 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, 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 = !

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

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<S, T> Upcast<T> for S
where T: UpcastFrom<S> + ?Sized, S: ?Sized,

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fn upcast(&self) -> &T
where Self: ErasableGeneric, T: Sized + ErasableGeneric<Repr = Self::Repr>,

Perform a zero-cost type-safe upcast to a wider ref type within the Wasm bindgen generics type system. Read more
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fn upcast_into(self) -> T
where Self: Sized + ErasableGeneric, T: Sized + ErasableGeneric<Repr = Self::Repr>,

Perform a zero-cost type-safe upcast to a wider type within the Wasm bindgen generics type system. Read more