typeString - The type of action, can be
textString (optional) - The label for the given action.
|Action Type||Platform Support||Usage of
||macOS||Used as the label for the button||"Show" (or a localized string by system default if first of such
||Only the first one is used. If multiple are provided, those beyond the first will be listed as additional actions (displayed when mouse active over the action button). Any such action also is incompatible with
In order for extra notification buttons to work on macOS your app must meet the following criteria.
If either of these requirements are not met the button simply won't appear.