Interface SignalListItemFactory.BindCallback

All Superinterfaces:
FunctionPointer
Enclosing class:
SignalListItemFactory
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 SignalListItemFactory.BindCallback extends FunctionPointer

Functional interface declaration of the BindCallback callback.

See Also:

  • Method Details

    • run

      void run(@Nullable GObject object)

      Emitted when an object has been bound to an item.

      The handler for this signal must set to populate the listitem with widgets.

      After this signal was emitted, the object might be shown in a ListView or other widget.

      The Gtk.SignalListItemFactory::unbind signal is the opposite of this signal and can be used to undo everything done in this signal.

    • upcall

      default void upcall(MemorySegment sourceSignalListItemFactory, MemorySegment object)
      The upcall method is called from native code. The parameters are marshaled and run(GObject) 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