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ListResponse

Struct ListResponse 

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pub struct ListResponse {
    pub response: Response,
    pub reordered: Option<(usize, usize)>,
}
Expand description

Response from Context::list_reorderable.

Wraps the row-level Response (selection/hover/rect/focus) and additionally exposes the (from, to) data indices of an item that was reordered this frame via the keyboard. Implements Deref<Target = Response> so r.changed, r.hovered, r.rect, etc. work directly.

§Example

let r = ui.list_reorderable(&mut list);
if let Some((from, to)) = r.reordered {
    // persist the new order: item moved from `from` to `to`
    let _ = (from, to);
}

Available since 0.21.1.

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§response: Response

The row-level interaction response (selection change, hover, rect, focus).

§reordered: Option<(usize, usize)>

(from, to) data indices of the item moved this frame, if any.

Trait Implementations§

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impl Clone for ListResponse

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fn clone(&self) -> ListResponse

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 ListResponse

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

Formats the value using the given formatter. Read more
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impl Default for ListResponse

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fn default() -> ListResponse

Returns the “default value” for a type. Read more
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impl Deref for ListResponse

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type Target = Response

The resulting type after dereferencing.
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fn deref(&self) -> &Response

Dereferences the value.

Auto Trait Implementations§

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, 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<P, T> Receiver for P
where P: Deref<Target = T> + ?Sized, T: ?Sized,

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type Target = T

🔬This is a nightly-only experimental API. (arbitrary_self_types)
The target type on which the method may be called.
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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.