import { FocusOrigin } from '@angular/cdk/a11y';
import { Platform } from '@angular/cdk/platform';
import { AfterViewInit, ChangeDetectorRef, ElementRef, EventEmitter, OnChanges, OnDestroy, QueryList, SimpleChanges } from '@angular/core';
import { NgControl } from '@angular/forms';
import { Subject } from 'rxjs';
import { DropdownComponent, OptionComponent } from '../../../dropdown';
import { OptionHeaderModel, OptionModel, OptionSeparator } from '../../control.model';
import { TextFieldDirective } from '../text-field.directive';
import * as i0 from "@angular/core";
export type OptionType = OptionModel | OptionSeparator | OptionHeaderModel;
export declare class SelectComponent extends TextFieldDirective implements OnChanges, AfterViewInit, OnDestroy {
    protected element: ElementRef;
    protected parentControl: NgControl;
    cdr: ChangeDetectorRef;
    label: string;
    placeholder: string;
    adjustHeight: boolean;
    showAllErrors: boolean;
    dim: boolean;
    multiple: boolean;
    set options(values: OptionType[] | null);
    expanded: EventEmitter<boolean>;
    selectInput?: ElementRef;
    optionsDropdown?: DropdownComponent;
    ngContent?: QueryList<OptionComponent>;
    get hasValue(): boolean;
    mouseDown: boolean;
    dropdownOptions: OptionType[];
    selectedOption?: OptionModel;
    isOpened: boolean;
    fieldType: string;
    private selectedOptions;
    /**
     * either the selected option label, either the placeholder
     */
    displayedValue?: string;
    private optionsClosed$;
    private contentOptionsChanged$;
    protected _terminator: Subject<void>;
    protected platform: Platform;
    constructor(element: ElementRef, parentControl: NgControl, cdr: ChangeDetectorRef);
    ngOnChanges(changes: SimpleChanges): void;
    ngAfterViewInit(): void;
    ngOnDestroy(): void;
    toggleDropdown(): void;
    dropDownOpened(): void;
    dropDownClosed(): void;
    onControlFocused(event: FocusOrigin): void;
    selectOption(option: OptionModel | OptionComponent): void;
    selectMultipleOptions(option: OptionModel): void;
    focusInput(): void;
    /**
     * click on select input triggers paPopup toggle and display the options.
     * paPopup will listen to click and close itself immediately if we dont wait for a tick
     */
    private _openOptionDropDown;
    private _initDisplayAndSelection;
    protected _updateDisplayedValue(val?: string): void;
    private _updateDisplayMultipleValues;
    private _initSelectedOptionsForMultipleValue;
    private _findLabelByValue;
    private _handleNgContent;
    private _trackNgContentOptionSelected;
    private _markOptionAsSelected;
    private _toggleSelectedOption;
    onMouseDown(): void;
    onMouseUp(): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<SelectComponent, [null, { optional: true; self: true; }, null]>;
    static ɵcmp: i0.ɵɵComponentDeclaration<SelectComponent, "pa-select", never, { "label": { "alias": "label"; "required": false; }; "placeholder": { "alias": "placeholder"; "required": false; }; "adjustHeight": { "alias": "adjustHeight"; "required": false; }; "showAllErrors": { "alias": "showAllErrors"; "required": false; }; "dim": { "alias": "dim"; "required": false; }; "multiple": { "alias": "multiple"; "required": false; }; "options": { "alias": "options"; "required": false; }; }, { "expanded": "expanded"; }, ["ngContent"], ["*"], false, never>;
    static ngAcceptInputType_label: string | null | undefined;
    static ngAcceptInputType_placeholder: string | null | undefined;
    static ngAcceptInputType_adjustHeight: unknown;
    static ngAcceptInputType_showAllErrors: unknown;
    static ngAcceptInputType_dim: unknown;
    static ngAcceptInputType_multiple: unknown;
}