onmessage

Register a handler for incoming messages from the UI's <iframe> window.

Signature

onmessage: ((pluginMessage: any, props: OnMessageProperties) => void) | undefined

Remarks

The pluginMessage argument contains the message passed by the call to postMessage on the UI side.

The props argument contains a origin property contains the origin of the document that sent the message. It is an advanced feature, mainly used for implementing OAuth.