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Children

Struct Children 

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pub struct Children<Msg>(pub Vec<UITree<Msg>>);
Expand description

The children slot passed to a component that accepts them. A component declares a children: Children<Msg> parameter and renders the passed subtrees somewhere in its own tree:

#[tpt_appfront_core::component]
fn card(props: CardProps, children: Children<Msg>) -> UITree<Msg> {
    UITree::container(|c| {
        c.heading(2, &props.title);
        for child in children.0 {
            c.with(child);
        }
    })
}

Children is just a typed Vec<UITree<Msg>> so a component can iterate and re-emit the slot content with full control over where it lands.

Tuple Fields§

§0: Vec<UITree<Msg>>

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impl<Msg> Children<Msg>

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pub fn none() -> Self

An empty slot.

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pub fn is_empty(&self) -> bool

Whether the slot carries no children.

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pub fn len(&self) -> usize

Number of children in the slot.

Trait Implementations§

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impl<Msg: Clone> Clone for Children<Msg>

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fn clone(&self) -> Children<Msg>

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<Msg: Debug> Debug for Children<Msg>

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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<Msg: Default> Default for Children<Msg>

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fn default() -> Children<Msg>

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

Auto Trait Implementations§

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impl<Msg> !RefUnwindSafe for Children<Msg>

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impl<Msg> !UnwindSafe for Children<Msg>

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impl<Msg> Freeze for Children<Msg>

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impl<Msg> Send for Children<Msg>
where Msg: Send,

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impl<Msg> Sync for Children<Msg>
where Msg: Sync,

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impl<Msg> Unpin for Children<Msg>
where Msg: Unpin,

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impl<Msg> UnsafeUnpin for Children<Msg>

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<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.