MainLayerManager.LayerAvailabilityListener (JOSM)

Enclosing class:

MainLayerManager
```
public static interface MainLayerManager.LayerAvailabilityListener
```
A listener that gets informed before any layer is displayed and after all layers are removed.

Since:

10508

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`void`	`afterLastLayerRemoved(MainLayerManager.LayerAvailabilityEvent e)`	This method is called in the UI thread after the last layer was removed.
`void`	`beforeFirstLayerAdded(MainLayerManager.LayerAvailabilityEvent e)`	This method is called in the UI thread right before the first layer is added.

- Method Detail
  - beforeFirstLayerAdded
```
void beforeFirstLayerAdded(MainLayerManager.LayerAvailabilityEvent e)
```
    This method is called in the UI thread right before the first layer is added.
    
    Parameters:
    
    e - The event.
  - afterLastLayerRemoved
```
void afterLastLayerRemoved(MainLayerManager.LayerAvailabilityEvent e)
```
    This method is called in the UI thread after the last layer was removed.
    
    Parameters:
    
    e - The event.