[−][src]Module druid::lens

Support for lenses, a way of focusing on subfields of data.

Structs

Deref	`Lens` for invoking `Deref` and `DerefMut` on a type
Field	Lens accessing a member of some type using accessor functions
Id	The identity lens: the lens which does nothing, i.e. exposes exactly the original value.
InArc	A `Lens` that exposes data within an `Arc` with copy-on-write semantics
Index	`Lens` for indexing containers
LensWrap	A wrapper for its widget subtree to have access to a part of its parent's data.
Map	`Lens` built from a getter and a setter
Then	`Lens` composed of two lenses joined together

Lens	A lens is a datatype that gives access to a part of a larger data structure.
LensExt	Helpers for manipulating `Lens`es