Interface UserContentManager.ScriptMessageReceivedCallback

All Superinterfaces:
FunctionPointer
Enclosing class:
UserContentManager
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 UserContentManager.ScriptMessageReceivedCallback extends FunctionPointer

Functional interface declaration of the ScriptMessageReceivedCallback callback.

Since:
2.6
See Also:

  • Method Summary

    Modifier and Type
    Method
    Description
    void
    run(@Nullable Value value)
    This signal is emitted when JavaScript in a web view calls window.webkit.messageHandlers..postMessage(), after registering using webkit_user_content_manager_register_script_message_handler()
    default MemorySegment
    toCallback(Arena arena)
    Creates a native function pointer to the upcall(MemorySegment, MemorySegment) method.
    default void
    upcall(MemorySegment sourceUserContentManager, MemorySegment value)
    The upcall method is called from native code.

  • Method Details

    • run

      void run(@Nullable Value value)
      This signal is emitted when JavaScript in a web view calls window.webkit.messageHandlers..postMessage(), after registering using webkit_user_content_manager_register_script_message_handler()
      Since:
      2.8

    • upcall

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

    • toCallback

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