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SemanticsSpec

Struct SemanticsSpec 

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pub struct SemanticsSpec {
    pub role: Option<Role>,
    pub label: Option<Arc<str>>,
    pub description: Option<Arc<str>>,
    pub value: Option<Arc<str>>,
    pub flags: SemanticsFlags,
}
Expand description

Especificación semántica completa de un nodo. Lo que el runtime traduce a un accesskit::Node cada frame.

label es lo que el lector enuncia primero (el “nombre accesible”). Si el nodo ya tiene un text visible y significativo, podés dejar label = None y el runtime usará ese texto como nombre — pero declararlo explícito es más robusto (e.g. un botón con sólo un ícono necesita label porque no hay texto visible).

value es el dato dinámico (texto del input, valor del slider). El lector suele leer label + value juntos: “Volumen, 70”.

description es contexto adicional (“Disminuye el volumen del sistema”). Los lectores lo leen tras una pausa o con un atajo distinto; usalo para info que ayude PERO no sobreloadées (los usuarios de TTS perciben ruido más que falta de info).

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§role: Option<Role>§label: Option<Arc<str>>§description: Option<Arc<str>>§value: Option<Arc<str>>§flags: SemanticsFlags

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impl SemanticsSpec

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pub fn role(role: Role) -> SemanticsSpec

Especificación con sólo el rol fijado. Atajo común; los demás campos quedan None y los flags vacíos.

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pub fn with_label(self, s: impl Into<Arc<str>>) -> SemanticsSpec

Pone label (consumiendo cualquier valor previo).

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pub fn with_description(self, s: impl Into<Arc<str>>) -> SemanticsSpec

Pone description.

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pub fn with_value(self, s: impl Into<Arc<str>>) -> SemanticsSpec

Pone value.

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pub fn with_checked(self, v: bool) -> SemanticsSpec

Pone flags.checked = Some(v).

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pub fn with_pressed(self, v: bool) -> SemanticsSpec

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pub fn with_expanded(self, v: bool) -> SemanticsSpec

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pub fn with_disabled(self, v: bool) -> SemanticsSpec

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pub fn with_readonly(self, v: bool) -> SemanticsSpec

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pub fn with_required(self, v: bool) -> SemanticsSpec

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impl Clone for SemanticsSpec

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fn clone(&self) -> SemanticsSpec

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 SemanticsSpec

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

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

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fn default() -> SemanticsSpec

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

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fn eq(&self, other: &SemanticsSpec) -> bool

Tests for self and other values to be equal, and is used by ==.
1.0.0 (const: unstable) · Source§

fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl StructuralPartialEq for SemanticsSpec

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impl<T> Any for T
where T: 'static + ?Sized,

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Gets the TypeId of self. Read more
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where T: ?Sized,

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Immutably borrows from an owned value. Read more
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Mutably borrows from an owned value. Read more
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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
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Convert &Trait (where Trait: Downcast) to &Any. This is needed since Rust cannot generate &Any’s vtable from &Trait’s.
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