View extension that adds a static
getByNode() method that returns the nearest
View instance associated with the given Node (similar to Widget's
Note that it's important to call
destroy() on a View instance using this
extension when you plan to stop using it. This ensures that all internal
references to that View are cleared to prevent memory leaks.
- getByNode static
Returns the nearest View instance associated with the given Node. The Node may be a View container or any child of a View container.
Note that only instances of Views that have the Y.View.NodeMap extension mixed in will be returned. The base View class doesn't provide this functionality by default due to the additional memory management overhead involved in maintaining a mapping of Nodes to View instances.
nodeNode | HTMLElement | String
Node instance, selector string, or HTMLElement.
nullif no associated View instance was found.