public static void gtk_color_chooser_set_rgba(IntPtr chooser, double[] color) { if (EtoEnvironment.Platform.IsLinux) { NMLinux.gtk_color_chooser_set_rgba(chooser, color); } else if (EtoEnvironment.Platform.IsMac) { NMMac.gtk_color_chooser_set_rgba(chooser, color); } else { NMWindows.gtk_color_chooser_set_rgba(chooser, color); } }