Struct zng_wgt_style::StyleBuilder

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pub struct StyleBuilder { /* private fields */ }
Expand description

Represents a style instance.

Use the Style! widget to declare.

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impl StyleBuilder

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pub const WIDGET_IMPORTANCE: Importance = _

Importance of style properties set by default in style widgets.

Is Importance::WIDGET - 10.

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pub const INSTANCE_IMPORTANCE: Importance = _

Importance of style properties set in style instances.

Is Importance::INSTANCE - 10.

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pub const POSITION_OFFSET: u16 = 1u16

Negative offset on the position index of style properties.

Is 1.

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pub fn from_builder(wgt: WidgetBuilder) -> StyleBuilder

New style from a widget builder.

The importance and position index of properties are adjusted, any custom build or widget build action is ignored.

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pub fn into_builder(self) -> WidgetBuilder

Unwrap the style dynamic widget.

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pub fn extend(&mut self, other: StyleBuilder)

Override or replace self with other.

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pub fn is_replace(&self) -> bool

if the style removes all contextual properties.

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pub fn is_empty(&self) -> bool

If the style does nothing.

Trait Implementations§

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impl Clone for StyleBuilder

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fn clone(&self) -> StyleBuilder

Returns a copy of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for StyleBuilder

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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 StyleBuilder

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fn default() -> Self

Returns the “default value” for a type. Read more
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impl From<StyleBuilder> for StyleFn

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fn from(style: StyleBuilder) -> Self

Singleton.

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impl From<StyleBuilder> for WidgetBuilder

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fn from(t: StyleBuilder) -> Self

Converts to this type from the input type.
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impl From<WidgetBuilder> for StyleBuilder

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fn from(p: WidgetBuilder) -> Self

Converts to this type from the input type.
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impl IntoVar<StyleFn> for StyleBuilder

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fn into_var(self) -> Self::Var

Singleton.

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type Var = LocalVar<StyleFn>

Variable type that will wrap the T value. Read more
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fn into_boxed_var(self) -> Box<dyn VarBoxed<T>>
where Self: Sized,

Converts into BoxedVar<T>. Read more
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impl IntoValue<StyleFn> for StyleBuilder

Auto Trait 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, dst: *mut T)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dst. 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> Instrument for T

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fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided [Span], returning an Instrumented wrapper. Read more
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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> Pointable for T

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const ALIGN: usize = _

The alignment of pointer.
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type Init = T

The type for initializers.
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unsafe fn init(init: <T as Pointable>::Init) -> usize

Initializes a with the given initializer. Read more
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unsafe fn deref<'a>(ptr: usize) -> &'a T

Dereferences the given pointer. Read more
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unsafe fn deref_mut<'a>(ptr: usize) -> &'a mut T

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unsafe fn drop(ptr: usize)

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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.
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where S: Into<Dispatch>,

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