Struct zng_app::widget::builder::PropertyBuildAction

pub struct PropertyBuildAction<I: Any + Send>(/* private fields */);

Represents a custom build action targeting a property input that is applied after when is build.

The type I depends on the input kind:

The expected types for each InputKind are:

Kind	Expected Type
Var	BoxedVar<T>
Value	T
UiNode	ArcNode<BoxedUiNode>
UiNodeList	ArcNodeList<BoxedUiNodeList>
WidgetHandler	ArcWidgetHandler<A>

Implementations

impl<I: Any + Send> PropertyBuildAction<I>

pub fn new( build: impl FnMut(PropertyBuildActionArgs<'_, I>) -> I + Send + 'static, ) -> Self

New build action.

pub fn no_op() -> Self

New build action that just pass the input.

pub fn build(&self, args: PropertyBuildActionArgs<'_, I>) -> I

Run the build action on a input.

Trait Implementations

impl<I: Any + Send> AnyPropertyBuildAction for PropertyBuildAction<I>

fn clone_boxed(&self) -> Box<dyn AnyPropertyBuildAction>

Clone the action into a new box.

fn as_any(&self) -> &dyn Any

As any.

impl<I: Any + Send> Clone for PropertyBuildAction<I>

fn clone(&self) -> Self

Returns a copy of the value.

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

Performs copy-assignment from source.