Interface ColorChooser.ColorActivatedCallback

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

Functional interface declaration of the ColorActivatedCallback callback.

See Also:

  • Method Details

    • run

      @Deprecated void run(@Nullable RGBA color)
      Deprecated.
      Use ColorDialog and ColorDialogButton instead of widgets implementing GtkColorChooser

      Emitted when a color is activated from the color chooser.

      This usually happens when the user clicks a color swatch, or a color is selected and the user presses one of the keys Space, Shift+Space, Return or Enter.

    • upcall

      default void upcall(MemorySegment sourceColorChooser, MemorySegment color)
      Deprecated.
      The upcall method is called from native code. The parameters are marshaled and run(RGBA) is executed.

    • toCallback

      default MemorySegment toCallback(Arena arena)
      Deprecated.
      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