If your Visualforce page contains a canvas app, you can use methods in the Controller object to publish an event that the canvas app subscribes to. It contains these methods:
| Method | Signature | Description |
|---|---|---|
publish |
publish(String name, Object payload [, String[] target]) |
Used to publish an event that the canvas app subscribes to. The target parameter is optional. It can contain a single canvas app name or an array of canvas app names. |
resize |
resize(String height, String width, String target) |
Used by a Visualforce page to resize a canvas app iFrame. |
subscribe |
subscribe(Subscriber event) |
Used by a Visualforce page to subscribe to events that the canvas app might publish. |
unsubscribe |
unsubscribe(Unsubscriber event) |
Used by a Visualforce page to unsubscribe to parent events that the canvas app might publish. |
See Also