- Toolkit::Button::ClickedSignalV2 mClickedSignalV2; ///< Signal emitted when the button is clicked.
- Toolkit::Button::ToggledSignalV2 mToggledSignalV2; ///< Signal emitted when the button is toggled.
+ Toolkit::Button::ClickedSignalType mClickedSignal; ///< Signal emitted when the button is clicked.
+ Toolkit::Button::StateChangedSignalType mStateChangedSignal; ///< Signal emitted when the button's state is changed.