Instance Method インスタンスメソッド

accessibilityDecrement

Tells the accessibility element to decrement the value of its content.

Declaration 宣言 

- (void)accessibilityDecrement;

Discussion 解説

If your element has the UIAccessibilityTraitAdjustable trait, you must implement this method. Use this method to decrement the value of the element. For example, a UISlider object uses this method to decrement its value by an appropriate amount.

See Also 参照

Performing an Action

- accessibilityActivate
Tells the element to activate itself and report the success or failure of the operation.
- accessibilityIncrement
Tells the accessibility element to increment the value of its content.
- accessibilityScroll:
Scrolls screen content in an application-specific way and returns the success or failure of the action.
- accessibilityPerformEscape
Dismisses a modal view and returns the success or failure of the action.
- accessibilityPerformMagicTap
Performs a salient action.