import { ElementRef, OnInit, DoCheck, IterableDiffers, EventEmitter } from '@angular/core';
import { CfCoreComponent } from '../core/core.component';
import { AutocompleteModel } from '../../models/autocomplete/autocomplete.model';
import { AutocompleteStylingModel } from '../../models/autocomplete/autocomplete-styling.model';
import { AutocompleteService } from '../../services/autocomplete-service/autocomplete.service';
import { TemplateService } from '../../services/template-service/template.service';
/**
 * <p>CF Autocomplete Component</p>
 * <pre><code>
 * import {{'{'}} AutocompleteModel {{'}'}} from 'cedrus-fusion'
 * import {{'{'}} AutocompleteStylingModel {{'}'}} from 'cedrus-fusion'
 * <code><</code>cf-autocomplete [properties]="myAutocomplete" [styling]="myAutocompleteStyles"<code>></code>
 * <code><</code><code>/</code>cf-autocomplete<code>></code>
 * </code></pre>
 */
export declare class CfAutocompleteComponent extends CfCoreComponent implements OnInit, DoCheck {
    elementRef: ElementRef;
    autocompleteService: AutocompleteService;
    /**
     * <p>Example of model:</p>
     * <code><pre>{{'{'}}
     *  displayField: "label",
     *  source: this.mySource,
     *  useChips: true,
     *  chipsSelected: "multiple",
     *  chipsReadOnly: false,
     *  multiselection: false,
     *  uniqueSelected: true,
     *  stayOpenedOnClick: true,
     *  highlighting: false,
     *  prefetch: true,
     *  cache: true,
     *  delay: 1000
     *{{'}'}}</pre></code>
     * <h4>List of all model properties</h4>
     * <h4>displayField: string</h4>
     * Name of item property to be used as item label and selected value. Required.
     * <h4>source: any[]</h4>
     * Array with items. Has lower priority then 'serverUrl'.
     * <h4>serverUrl: string</h4>
     * Server url to be called for to take items. Has highter priority then 'source'.
     * <h4>useChips: boolean</h4>
     * Using chips for selected items. Default: false.
     * <h4>chipsSelected: string</h4>
     * If useChips is true, then it is possible to set chips selection: single or multiple. Default: multiple.
     * <h4>chipsReadOnly: boolean</h4>
     * If chips can't be removed after selection. Default: false.
     * <h4>multiselection: boolean</h4>
     * If dropdown item can be selected multiple times. Default: true.
     * <h4>uniqueSelected: boolean</h4>
     * Search items with using comma inside search input field. Default: false.
     * <h4>stayOpenedOnClick: boolean</h4>
     * If dropdown must be opened on selecting items. Default: false.
     * <h4>highlighting: boolean</h4>
     * If to highlight search value in items labels. Default: false.
     * <h4>cache: boolean</h4>
     * If to cache search results. Default: false.
     * <h4>prefetch: boolean</h4>
     * If to send request to a server on component init. Default: false.
     * <h4>delay: boolean</h4>
     * The amount of time in milliseconds from when the user stops typing to when the result is returned. Default: 250.
     */
    properties: AutocompleteModel;
    /**
     * Object for all styling properties
     * <h4>container</b>: StylingModel</h4>
     * StylingModel for styling component container
     * <h4>chipsContainer</b>: StylingModel</h4>
     * StylingModel for styling chips container
     * <h4>chips</b>: StylingModel</h4>
     * StylingModel for styling chips item
     * <h4>searchContainer</b>: StylingModel</h4>
     * StylingModel for styling search container with input and dropdown
     * <h4>inputContainer</b>: StylingModel</h4>
     * StylingModel for styling input container
     * <h4>input</b>: StylingModel</h4>
     * StylingModel for styling input element
     * <h4>dropdownContainer</b>: StylingModel</h4>
     * StylingModel for styling dropdown container
     * <h4>dropdownItem</b>: StylingModel</h4>
     * StylingModel for styling dropdown item
     */
    styling: AutocompleteStylingModel;
    /**
     * Name of item property to be used as item label and selected value. Required.
     */
    displayField: string;
    /**
     * Array with items. Has lower priority then 'serverUrl'.
     */
    source: any[];
    /**
     * Server url to be called for to take items. Has highter priority then 'source'.
     */
    serverUrl: string;
    /**
     * Using chips for selected items. Default: false.
     */
    useChips: boolean;
    /**
     * If useChips is true, then it is possible to set chips selection: single or multiple. Default: multiple.
     */
    chipsSelected: string;
    /**
     * If chips can't be removed after selection. Default: false.
     */
    chipsReadOnly: boolean;
    /**
     * Search items with using comma inside search input field. Default: false.
     */
    multiselection: boolean;
    /**
     * If dropdown item can be selected multiple times. Default: true.
     */
    uniqueSelected: boolean;
    /**
     * If dropdown must be opened on selecting items. Default: false.
     */
    stayOpenedOnClick: boolean;
    /**
     * If to highlight search value in items labels. Default: false.
     */
    highlighting: boolean;
    /**
     * To cache search results. Default: false.
     */
    cache: boolean;
    /**
     * If to send request to a server on component init. Default: false.
     */
    prefetch: boolean;
    /**
     * The amount of time in milliseconds from when the user stops typing to when the result is returned. Default: 250.
     */
    delay: boolean;
    /**
     * It is output event, which send search value.
     */
    onSearch: EventEmitter<any>;
    /**
     * It is output event, which send array with selected item/items.
     */
    onSelect: EventEmitter<any>;
    /** @hidden
     * User template for items in dropdown
     */
    dropdownItemTemplate: any;
    /** @hidden
     * User template for selected chips
     */
    selectedItemTemplate: any;
    /** @hidden
     * Array for default init items from user or server
     */
    itemsToBeFiltered: any[];
    /** @hidden
     * Temprorary array with filtered items during filtering execution and after to be passed to filteredItems
     */
    tempFiltered: any[];
    /** @hidden
     * Array with filtered items which is using inside dropdown in html
     */
    filteredItems: any[];
    /** @hidden
     * Means if user focused search input field or is working with opened dropdown list items
     */
    inputIsFocused: boolean;
    /** @hidden
     * This is state of autocomplete to check from where search value was changed
     */
    selectedByUser: boolean;
    /** @hidden
     * This is autocomplete search value
     */
    searchValue: string;
    /** @hidden
     * It is array with selected items as chips
     */
    selectedItems: any[];
    /** @hidden
     * It is array with selected items as multiselection by comma inside search input
     */
    selection: any[];
    /** @hidden
     * Means selected items as labels inside search input separated by comma
     */
    multipleSelected: string;
    /** @hidden
     * If search value was changed by user
     */
    typedByUser: boolean;
    /** @hidden
     * Cache for search results
     */
    cached: any;
    /** @hidden
     * Timeout for user typing
     */
    typingTimer: any;
    /**@hidden
     * Object to register element state and compute differences.
     */
    differ: any;
    /**@hidden
     * Method to resolve to show dropdown items list
     */
    private readonly _resolveList;
    /** @hidden
     * Constructor to upgrade component and register click events to close dropdown if needed
     */
    constructor(elementRef: ElementRef, 
        /**@hidden */ templateService: TemplateService, autocompleteService: AutocompleteService, differs: IterableDiffers);
    /** @hidden
     * Initializing component data
     */
    ngOnInit(): void;
    /**
     * @hidden
     * Checking changes in component properties
     */
    ngDoCheck(): void;
    /** @hidden
     * Function to show all items
     */
    showAllItems(): void;
    /** @hidden
     * Function to check if to close dropdown
     * @param e  click event object
     */
    checkIfToCloseDropdown(e: any): void;
    /** @hidden
     * Function to start searching mechanism
     */
    searchFocused(): void;
    /** @hidden
     * Function to set filtering system parameters
     * @param inputValue  string value by which items will be filtered
     * @param userTyped   boolean value means if search value was changed by user typing
     */
    search(inputValue: string, userTyped: boolean): void;
    /** @hidden
     * Function run filtering system
     * @param term  string value by which items will be filtered this.filteredItems
     */
    filterItems(term: string): void;
    /** @hidden
     * Function for multiselection filtering
     * @param term  string value by which items will be filtered
     */
    checkDelimited(term: string): void;
    /** @hidden
     * Function for highlighting search value in items labels
     * @param label  item label
     */
    highlight(label: string): string;
    /** @hidden
     * Function for return true/false if item can be selected
     * @param item  item json object
     */
    checkIfSelected(item: any): boolean;
    /** @hidden
     * Function for selecting items in dropdown list
     * @param item  item json object
     */
    selectItem(item: any): void;
    /** @hidden
     * Function for deleting items from chips array
     * @param item  item json object
     * @param i  item index in chips array
     */
    removeSelectedItem(item: any, i: number): void;
    /** @hidden
     * Function to check if search value match in previous search requests
     * @param value  search text to be sent as request param
     */
    checkInCache(value: any): boolean;
    /** @hidden
     * Function to compare two objects for equality
     * @param obj1  object
     * @param obj2  object
     */
    compare(obj1: any, obj2: any): boolean;
    /** @hidden
     * Function to merge all cached results into main working array: itemsToBeFiltered
     * @param value  name of array in cahced object
     */
    mergeCached(value: any): void;
    /** @hidden
     * Function to call AutocompleteService function to make request to remote server
     * @param value  search text to be sent as request param
     */
    takeData(value: string): void;
}