HandlesAriaInvalid (vaadin-client 8.29-SNAPSHOT API)

All Known Implementing Classes:

VAbstractPopupCalendar, VAbstractTextualDate, VCheckBox, VComboBox, VPopupCalendar, VPopupTimeCalendar
```
public interface HandlesAriaInvalid
```
Some Widgets need to handle the required handling for WAI-ARIA themselfs, as this attribute needs to be set to the input element itself. In such a case, the Widget needs to implement this interface.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`void`	`setAriaInvalid(boolean invalid)`	Called to set the element, typically an input element, as invalid.

- Method Detail
  - setAriaInvalid
```
void setAriaInvalid(boolean invalid)
```
    Called to set the element, typically an input element, as invalid.
    
    Parameters:
    
    invalid - boolean, true when the element should be marked invalid, false otherwise