import { ElementRef } from '@angular/core';
import { DropdownItemBaseDirective } from '../../../../../directives/form/dropdown-item-base/dropdown-item-base.directive';
import { SelectComponent } from '../../select/select.component';
import { SelectGroupComponent } from '../select-group/select-group.component';
import { FudisSelectOption } from '../../../../../types/forms';
import { MultiselectComponent } from '../../multiselect/multiselect.component';
import { FudisTranslationService } from '../../../../../services/translation/translation.service';
import { FudisIdService } from '../../../../../services/id/id.service';
import * as i0 from "@angular/core";
export declare class SelectOptionBaseDirective extends DropdownItemBaseDirective {
    protected _parentGroup: SelectGroupComponent;
    protected _translationService: FudisTranslationService;
    protected _idService: FudisIdService;
    constructor(_document: Document, _parentGroup: SelectGroupComponent, _translationService: FudisTranslationService, _idService: FudisIdService);
    /**
     * Reference of input or option element
     */
    protected _optionInputRef: ElementRef<HTMLOptionElement | HTMLInputElement>;
    /**
     * Select option data
     */
    data: FudisSelectOption<object>;
    /**
     * State of option visibility
     */
    protected _optionVisible: boolean;
    /**
     * Focus state
     */
    protected _focused: boolean;
    /**
     * Common parent and its properties for both Select and Multiselect
     */
    protected _parent: SelectComponent | MultiselectComponent;
    /**
     * Get visibility status of this option
     */
    get visible(): boolean;
    /**
     * User focus handler
     */
    protected _focus(): void;
    /**
     * For autocompletes, compare if current filter text is contained in this option's label. If not,
     * hide the option from the dropdown list.
     *
     * @param filterText Autocomplete filter text from parent
     */
    protected _isOptionVisible(filterText: string): void;
    /**
     * Update option visibility to parent component
     */
    protected _updateVisibilityToParents(visible: boolean): void;
    /**
     * Handler for keydown keyboard events
     *
     * @param event Keyboard event
     */
    protected _keyDown(event: KeyboardEvent): void;
    /**
     * Handler for blurring out from focused option
     *
     * @param event FocusEvent to emit
     */
    protected _blur(event: FocusEvent): void;
    /**
     * Boilerplate function to be overriden by SelectOption's and MultiselectOption's own
     * implementations
     */
    protected _checkVisibilityFromFilterText(filterText: string): void;
    /**
     * Boilerplate function to be overriden by SelectOption's and MultiselectOption's own
     * implementations
     */
    protected _clickOption(event: Event): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<SelectOptionBaseDirective, [null, { optional: true; host: true; }, null, null]>;
    static ɵdir: i0.ɵɵDirectiveDeclaration<SelectOptionBaseDirective, "[fudisSelectOptionBase]", never, { "data": { "alias": "data"; "required": true; }; }, {}, never, never, false, never>;
}