MessageViewExtension
Summary
To create MessageViewExtension that customize message viewing, you should create objects that implement the interface defined at {MessageViewExtension}.
To register your extension with the ExtensionRegistry, call {ExtensionRegistry::MessageView::registerExtension}. When your package is being unloaded, you must call the corresponding {ExtensionRegistry::MessageView::unregisterExtension} to unhook your extension.
activate: ->
ExtensionRegistry.MessageView.register(MyExtension)
...
deactivate: ->
ExtensionRegistry.MessageView.unregister(MyExtension)
The MessageViewExtension API does not currently expose any asynchronous or {Promise}-based APIs. This will likely change in the future. If you have a use-case for a Message Store extension that is not possible with the current API, please let us know.
Class Methods
formatMessageBody()
Modify the body of the message provided. Note that you're provided the entire message object, but you can only change `message.body`.
renderedMessageBodyIntoDocument()
Modify the rendered message body using the DOM. Runs after messages goes through `formatMessageBody` and is placed into the DOM.