Preloader.StateChangeNotification (JavaFX 17)

Module javafx.graphics
Package javafx.application

## Class Preloader.StateChangeNotification

- java.lang.Object
- - javafx.application.Preloader.StateChangeNotification

- All Implemented Interfaces:
    `Preloader.PreloaderNotification`
  Enclosing class:
    Preloader

      public static class Preloader.StateChangeNotification
      extends Object
      implements Preloader.PreloaderNotification

  A notification that signals a change in the application state. A state change notification is sent to a preloader immediately prior to loading the application class (and constructing an instance), calling the application init method, or calling the application start method.
  Since:
    JavaFX 2.0

- - ### Nested Class Summary

    Nested Classes
    Modifier and Type | Class | Description
    --- | --- | ---
    `static class` | `Preloader.StateChangeNotification.Type` | Enum that defines the type of change associated with this notification

  - ### Constructor Summary

    Constructors
    Constructor | Description
    --- | ---
    `StateChangeNotification​(Preloader.StateChangeNotification.Type notificationType)` | Constructs a StateChangeNotification of the specified type.
    `StateChangeNotification​(Preloader.StateChangeNotification.Type notificationType, Application application)` | Constructs an StateChangeNotification of the specified type for the specified application.

  - ### Method Summary

    All Methods Instance Methods Concrete Methods
    Modifier and Type | Method | Description
    --- | --- | ---
    `Application` | `getApplication()` | Returns the Application instance associated with this notification.
    `Preloader.StateChangeNotification.Type` | `getType()` | Returns the type of notification.

    - ### Methods declared in class java.lang.Object

      `clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

- - ### Constructor Detail

    - #### StateChangeNotification

          public StateChangeNotification​(Preloader.StateChangeNotification.Type notificationType)

      Constructs a StateChangeNotification of the specified type.
      Parameters:
        `notificationType` - the type of this notification.

    - #### StateChangeNotification

          public StateChangeNotification​(Preloader.StateChangeNotification.Type notificationType,
                                         Application application)

      Constructs an StateChangeNotification of the specified type for the specified application.
      Parameters:
        `notificationType` - the type of this notification.
        `application` - the application instance associated with this notification.

  - ### Method Detail

    - #### getType

          public Preloader.StateChangeNotification.Type getType()

      Returns the type of notification.
      Returns:
        one of: BEFORE_LOAD, BEFORE_INIT, BEFORE_START

    - #### getApplication

          public Application getApplication()

      Returns the Application instance associated with this notification. This is null for a BEFORE_LOAD notification and non-null for other notification types.
      Returns:
        the Application instance or null.