Interface Banner.ButtonClickedCallback

All Superinterfaces:
FunctionPointer
Enclosing class:
Banner
Functional Interface:
This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.
@FunctionalInterface public static interface Banner.ButtonClickedCallback extends FunctionPointer

Functional interface declaration of the ButtonClickedCallback callback.

Since:
1.3
See Also:

  • Method Summary

    Modifier and Type
    Method
    Description
    void
    run()
    This signal is emitted after the action button has been clicked.
    default MemorySegment
    toCallback(Arena arena)
    Creates a native function pointer to the upcall(MemorySegment) method.
    default void
    upcall(MemorySegment sourceBanner)
    The upcall method is called from native code.

  • Method Details

    • run

      void run()

      This signal is emitted after the action button has been clicked.

      It can be used as an alternative to setting an action.

      Since:
      1.3

    • upcall

      default void upcall(MemorySegment sourceBanner)
      The upcall method is called from native code. The parameters are marshaled and run() is executed.

    • toCallback

      default MemorySegment toCallback(Arena arena)
      Creates a native function pointer to the upcall(MemorySegment) method.
      Specified by:
      toCallback in interface FunctionPointer
      Parameters:
      arena - the arena in which the function pointer is allocated
      Returns:
      the native function pointer