Allow accessing siblings by ref

This makes it possible to write a wider range of components without depending on internal implementations.

CommitSyncScript committed Jun 21, 2013 at 13:53 UTC 2bc2b52eaa7f541dd3ad30ede41e2a8dba74d9c8

1 file changed +16

src/core/ReactComponent.js

+16

@@ -564,6 +564,22 @@ var ReactComponent = {

564 */

565 isOwnedBy: function(owner) {

566 return this.props[OWNER] === owner;

567 + },

568 +

569 + /**

570 + * Gets another component, that shares the same owner as this one, by ref.

571 + *

572 + * @param {string} ref of a sibling Component.

573 + * @return {?ReactComponent} the actual sibling Component.

574 + * @final

575 + * @internal

576 + */

577 + getSiblingByRef: function(ref) {

578 + var owner = this.props[OWNER];

579 + if (!owner || !owner.refs) {

580 + return null;

581 + }

582 + return owner.refs[ref];

583 }

584

585 }