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Semantics

Struct Semantics 

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pub struct Semantics {
    pub role: Role,
    pub label: Option<String>,
    pub value: Option<String>,
    pub heading_level: Option<u8>,
    pub href: Option<String>,
}
Expand description

A declarative semantics entry (D099). Widgets push these during paint via PaintCtx::semantics; the frame derives the accessibility tree from the render tree. Roles come from rosace_core::Role.

heading_level/href (D107/Phase 25) mirror rosace_core::SemanticNode’s fields of the same name — carried through unchanged by collect_semantics.

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§role: Role§label: Option<String>§value: Option<String>§heading_level: Option<u8>§href: Option<String>

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impl Semantics

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pub fn new(role: Role) -> Self

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pub fn label(self, l: impl Into<String>) -> Self

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pub fn value(self, v: impl Into<String>) -> Self

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pub fn heading_level(self, level: u8) -> Self

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pub fn href(self, href: impl Into<String>) -> Self

Trait Implementations§

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impl Clone for Semantics

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fn clone(&self) -> Semantics

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 Semantics

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

Formats the value using the given formatter. Read more

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<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.