message: Add open on focus with bluring after
diff: @@ -78,8 +78,9 @@ export default class DateTextField extends Component {
  readOnly
  value={this.getDisplayDate()}
  onChange={this.handleChange}
  - disabled={disabled}
  onClick={this.handleClick}
  + onFocus={this.handleClick}
  + disabled={disabled}
  {...other}
  />
  );
  