Interface IconView.ToggleCursorItemCallback

All Superinterfaces:
FunctionPointer
Enclosing class:
IconView
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 IconView.ToggleCursorItemCallback extends FunctionPointer

Functional interface declaration of the ToggleCursorItemCallback callback.

See Also:

  • Method Summary

    Modifier and Type
    Method
    Description
    void
    run()
    A Gtk.SignalAction which gets emitted when the user toggles whether the currently focused item is selected or not.
    default MemorySegment
    toCallback(Arena arena)
    Creates a native function pointer to the upcall(MemorySegment) method.
    default void
    upcall(MemorySegment sourceIconView)
    The upcall method is called from native code.

  • Method Details

    • run

      void run()

      A Gtk.SignalAction which gets emitted when the user toggles whether the currently focused item is selected or not. The exact effect of this depend on the selection mode.

      Applications should not connect to it, but may emit it with g_signal_emit_by_name() if they need to control selection programmatically.

      There is no default binding for this signal is Ctrl-Space.

    • upcall

      default void upcall(MemorySegment sourceIconView)
      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