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TreeProjection

tui_treelistview

Struct TreeProjection 

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pub struct TreeProjection<Id> { /* private fields */ }
Expand description

A cached flat projection shared by navigation and rendering.

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impl<Id: Copy + Eq + Hash> TreeProjection<Id>

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pub fn nodes(&self) -> &[ProjectedNode<Id>]

Returns rows in display order.

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pub const fn len(&self) -> usize

Returns the number of visible rows.

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pub const fn is_empty(&self) -> bool

Returns true when the projection is empty.

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pub fn index_of(&self, id: Id) -> Option<usize>

Возвращает индекс первого видимого вхождения узла.

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pub fn get_by_id(&self, id: Id) -> Option<ProjectedNode<Id>>

Возвращает первое видимое вхождение узла по идентификатору.

Auto Trait Implementations§

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impl<Id> Freeze for TreeProjection<Id>

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impl<Id> RefUnwindSafe for TreeProjection<Id>
where Id: RefUnwindSafe,

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impl<Id> Send for TreeProjection<Id>
where Id: Send,

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impl<Id> Sync for TreeProjection<Id>
where Id: Sync,

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impl<Id> Unpin for TreeProjection<Id>
where Id: Unpin,

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impl<Id> UnsafeUnpin for TreeProjection<Id>

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impl<Id> UnwindSafe for TreeProjection<Id>
where Id: 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> 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> 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.