ios中如何检测AssistiveTouch是否打开

ios中如何检测AssistiveTouch是否打开
ios中如何检测AssistiveTouch是否打开
ios中如何检测AssistiveTouch是否打开
ios中如何检测AssistiveTouch是否打开

Apple hasn't provided any official APIs for that either accessing the existing Assistive Touch feature.