Function sidePanelVisibilityChanged

sidePanelVisibilityChanged(listenerId, fn): void
JMap.Application.Event.UI.on.sidePanelVisibilityChanged

This event is triggered when the side panel is closed or opened.
Parameters
- listenerId: string
  Your listener id (must be unique)
- fn: ((params) => void)
  Your listener function
  - - (params): void
    - Parameters
      params: JAppUISidePanelVisibilityChangedEventParams
      Returns void
Returns void
Example
```
// log a message in the console when the side panel is closed or opened
JMap.Application.Event.UI.on.sidePanelVisibilityChanged(
  "custom-side-panel-visibility-changed",
  params => console.log(`New panel visibility: ${params.isVisible}"`)
)
```