/**
 * @hidden
 */
export declare class IgxComboHeaderDirective {
}
/**
 * @hidden
 */
export declare class IgxComboFooterDirective {
}
/**
 * @hidden
 */
export declare class IgxComboItemDirective {
}
/**
 * @hidden
 */
export declare class IgxComboEmptyDirective {
}
/**
 * @hidden
 */
export declare class IgxComboHeaderItemDirective {
}
/**
 * @hidden
 */
export declare class IgxComboAddItemDirective {
}
/**
 * @hidden
 */
export declare class IgxComboToggleIconDirective {
}
/**
 * @hidden
 */
export declare class IgxComboClearIconDirective {
}