Function preDeactivation

preDeactivation(listenerId, fn): void
JMap.Event.Project.on.preDeactivation

This event is triggered when current active project will be deactived.

When this event is triggered, the project is still loaded (the map, the redux state, etc...).

You can do anything normally.
Parameters
- listenerId: string
  Your listener id (must be unique for all project events)
- fn: ((params) => void)
  Your listener function
  - - (params): void
    - Parameters
      params: JProjectEventParams
      Returns void
Returns void
Example
```
// Each time the current active project will be deactivated it will display the project id in the console
JMap.Event.Project.on.preDeactivation(
   "custom-project-pre-deactivation",
   params => console.log(`Project id="${params.project.id}" will be deactivate`)
)
```