Occurs when an injector is mounted or unmounted inside LEADVIEW.
A valid function defined by:
To receive injection information from LEADVIEW, pass a valid callback to the inject property.
The inject event will then be raised every time an injector is created, and will be fired again whenever the injector is going to be removed. For more information about the injector event's data structure, refer to InjectionArgs.
Similar to the BindingManager, an inject callback should be provided before calling Viewer.run.