_handleClick(tab, tabHeader, idx) {
        if (!tab.disabled) {
            this.selectedIndex = tabHeader.focusIndex = idx;
        }
    }
/**
     * Handle click events, setting new selected index if appropriate.
     * @param {?} tab
     * @param {?} tabHeader
     * @param {?} idx
     * @return {?}
     */
Handle click events, setting new selected index if appropriate.
Handle click events setting new selected index if appropriate .
_handleClick(tab, tabHeader, idx) {
        if (!tab.disabled) {
            this.selectedIndex = tabHeader.focusIndex = idx;
        }
    }
_handleClick ( tab , tabHeader , idx ) { if ( ! tab . disabled ) { this . selectedIndex = tabHeader . focusIndex = idx ; } }
Handle click events, setting new selected index if appropriate.
Handle click events setting new selected index if appropriate .