function _handleTabPress( event ) {
    if ( event.keyCode === KEY_TAB ) {
      collapse();
    }
  }
/**
   * Event handler for when the tab key is pressed.
   * @param {KeyboardEvent} event
   *   The event object for the keyboard key press.
   */
Event handler for when the tab key is pressed.
@param {KeyboardEvent} event
The event object for the keyboard key press.
Event handler for when the tab key is pressed . @param { KeyboardEvent } event The event object for the keyboard key press .
function _handleTabPress( event ) {
    if ( event.keyCode === KEY_TAB ) {
      collapse();
    }
  }
function _handleTabPress ( event ) { if ( event . keyCode === KEY_TAB ) { collapse ( ) ; } }
Event handler for when the tab key is pressed.
Event handler for when the tab key is pressed .