import { EventEmitter } from '@angular/core';
export declare class CollapsibleToggleComponent {
    /**
     * Identifier to pass to the button
     */
    id?: string;
    /**
     * The expanded state.
     * The toggle icon is changed in the template based on the value of expanded.
     */
    expanded: boolean;
    /** Button tabindex */
    tabindex?: number;
    /**
     * Emits the value of expanded to the parent component for two-way binding
     */
    expandedChange: EventEmitter<boolean>;
    /**
     * On click, toggle the value of exanded and emit the current value
     */
    onToggle(): void;
}
