import { ElementRef, NgZone, Renderer2, ChangeDetectorRef, TemplateRef, OnInit, AfterContentInit, EventEmitter, OnChanges, SimpleChanges } from '@angular/core';
import { ControlValueAccessor } from '@angular/forms';
import { Observable } from 'rxjs/Observable';
import { DataColumn } from '../../../data';
import { LookupGridResult } from '../../lookup';
import { ComboDisplayType } from './../types/combo-types';
import { ComboComponent } from '../combo.component';
import { ComboFacadeService } from '../combo-facade.service';
import { ComboStateService } from '../combo-state.service';
import { CommonUtils } from '../../../common';
export declare const INPUT_COMBOBOX_VALUE_ACCESSOR: any;
export declare class ComboboxComponent extends ComboComponent implements OnInit, OnChanges, AfterContentInit, ControlValueAccessor {
    el: ElementRef;
    zone: NgZone;
    render: Renderer2;
    cd: ChangeDetectorRef;
    cmbFacade: ComboFacadeService;
    cmbState: ComboStateService;
    private utils;
    multiSelect: boolean;
    displayType: ComboDisplayType;
    columns: DataColumn[];
    uri: string;
    textField: string;
    idField: string;
    selectedValues: string;
    disableExpress: (item) => boolean;
    /**
     * 映射字段 { helpField: targetField }
     * - helpField: 控件数据源中的字段
     * - targetField: 目标字段
     */
    mapFields: {
        [helpField: string]: string;
    };
    selectItem: EventEmitter<{}>;
    listItemTemplate: TemplateRef<any>;
    data$: Observable<any>;
    constructor(el: ElementRef, zone: NgZone, render: Renderer2, cd: ChangeDetectorRef, cmbFacade: ComboFacadeService, cmbState: ComboStateService, utils: CommonUtils);
    ngOnInit(): void;
    ngOnChanges(changes: SimpleChanges): void;
    ngAfterContentInit(): void;
    handleKeyDown($event: KeyboardEvent): void;
    getData(uri: string, params?: any): Observable<LookupGridResult>;
    refreshData(): void;
    clearSelections(): void;
    onValueChanged(val: any): void;
    handleMousedown($event: MouseEvent): void;
    onSelect($event: any): void;
    onClear(): void;
    close(): void;
    writeValue(obj: any): void;
    registerOnChange(fn: any): void;
    registerOnTouched(fn: any): void;
    setDisabledState?(isDisabled: boolean): void;
    private _handleTab($event);
}