Module java.desktop
Package java.awt.desktop

## Interface ScreenSleepListener

- All Superinterfaces:
    `EventListener`, `SystemEventListener`

      public interface ScreenSleepListener
      extends SystemEventListener

  Implementors receive notification when the displays attached to the system have entered power save sleep. This notification is useful for discontinuing a costly animation, or indicating that the user is no longer present on a network service.
  Since:
    9

- - ### Method Summary

    Modifier and Type | Method | Description
    --- | --- | ---
    `void` | `screenAboutToSleep​(ScreenSleepEvent e)` | Called when the system displays have entered power save sleep.
    `void` | `screenAwoke​(ScreenSleepEvent e)` | Called when the system displays have awoken from power save sleep.

- - ### Method Detail

    - #### screenAboutToSleep

          void screenAboutToSleep​(ScreenSleepEvent e)

      Called when the system displays have entered power save sleep.
      Parameters:
        `e` - the screen sleep event

    - #### screenAwoke

          void screenAwoke​(ScreenSleepEvent e)

      Called when the system displays have awoken from power save sleep.
      Parameters:
        `e` - the screen sleep event