Struct zng::style::StyleBuilder

pub struct StyleBuilder { /* private fields */ }

Represents a style instance.

Use the Style! widget to declare.

Implementations

impl StyleBuilder

pub const WIDGET_IMPORTANCE: Importance = _

Importance of style properties set by default in style widgets.

Is Importance::WIDGET - 10.

pub const INSTANCE_IMPORTANCE: Importance = _

Importance of style properties set in style instances.

Is Importance::INSTANCE - 10.

pub const POSITION_OFFSET: u16 = 1u16

Negative offset on the position index of style properties.

Is 1.

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.

pub fn into_builder(self) -> WidgetBuilder

Unwrap the style dynamic widget.

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

Override or replace self with other.

pub fn is_replace(&self) -> bool

if the style removes all contextual properties.

pub fn is_empty(&self) -> bool

If the style does nothing.

Trait Implementations

impl Clone for StyleBuilder

fn clone(&self) -> StyleBuilder

Returns a copy of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for StyleBuilder

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

Formats the value using the given formatter.

impl Default for StyleBuilder

fn default() -> StyleBuilder

Returns the “default value” for a type.

impl From<StyleBuilder> for StyleFn

fn from(style: StyleBuilder) -> StyleFn

Singleton.

impl From<StyleBuilder> for WidgetBuilder

fn from(t: StyleBuilder) -> WidgetBuilder

Converts to this type from the input type.

impl From<WidgetBuilder> for StyleBuilder

fn from(p: WidgetBuilder) -> StyleBuilder

Converts to this type from the input type.

impl IntoVar<StyleFn> for StyleBuilder

fn into_var(self) -> <StyleBuilder as IntoVar<StyleFn>>::Var

Singleton.

type Var = LocalVar<StyleFn>

Variable type that will wrap the T value.

fn into_boxed_var(self) -> Box<dyn VarBoxed<T>>

where Self: Sized,

Converts into BoxedVar<T>.

impl IntoValue<StyleFn> for StyleBuilder