INUIAddVoiceShortcutButtonStyle.white A button with a white background. Declarationcase white See AlsoButton StylesINUIAddVoiceShortcutButtonStyle.blackINUIAddVoiceShortcutButtonStyle.blackOutlineINUIAddVoiceShortcutButtonStyle.whiteOutlineINUIAddVoiceShortcutButtonStyle.automaticINUIAddVoiceShortcutButtonStyle.automaticOutline