Interface Application.StartupCallback

All Superinterfaces:
FunctionPointer
Enclosing class:
Application
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 Application.StartupCallback extends FunctionPointer

Functional interface declaration of the StartupCallback callback.

Since:
2.28
See Also:

  • Method Summary

    Modifier and Type
    Method
    Description
    void
    run()
    The ::startup signal is emitted on the primary instance immediately after registration.
    default MemorySegment
    toCallback(Arena arena)
    Creates a native function pointer to the upcall(MemorySegment) method.
    default void
    upcall(MemorySegment sourceApplication)
    The upcall method is called from native code.

  • Method Details

    • run

      void run()
      The ::startup signal is emitted on the primary instance immediately after registration. See g_application_register().

    • upcall

      default void upcall(MemorySegment sourceApplication)
      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