/** Angular2 */
import * as ng from "@angular/core";
/** Core */
import { CoreComponent } from "cmf.core/src/core";
/** Utils */
import { EnumControlsUtils, EnumControlElement, EnumControlOrderField } from "./enumControlsUtils";
export { EnumControlElement as EnumComboBoxElement };
export { EnumControlOrderField as EnumComboBoxOrderField };
/**
 * EnumComboBox business component. Used to select an item of a given enum
 *
 * ## Example
 *
 * Assume this HTML Template
 *
 * ```html
 *
 * <cmf-core-business-controls-enumComboBox required="true" enum="Cmf.Foundation.Common.ReferenceType"
 * [itemsToIgnore]="enumComboBoxItemsToIgnore" [(value)]="enumComboBoxValue"></cmf-core-business-controls-enumComboBox>
 *
 * ```
 *
 * @class EnumComboBox
 */
export declare class EnumComboBox extends CoreComponent implements ng.OnChanges {
    /**
    * Enum obj
    */
    private _enum;
    /**
    * Enum reference name. Default is "".
    */
    private _enumReferenceName;
    /**
    * Nested comboBox place holder. Default is "".
    */
    _placeholder: string;
    /**
    * The data collection, used to populate the nested comboBox component.
    */
    _componentData: Array<EnumControlElement>;
    /**
    * Component current value - Currently selected enum value
    */
    private _value;
    /**
    * The object field that will be used to sort the values in the comboBox - by default and since it is an enum it will order by name
    */
    _orderField: string;
    /**
     * Utils
     */
    _utils: EnumControlsUtils;
    /**
     * Defines if the element is disabled to be filed
     */
    disabled: boolean;
    /**
     * Defines if the component requires a value. Default is false.
     */
    required: boolean;
    /**
     * Defines the component placeholder - overriding the default component placeholder (enum name)
     */
    placeholder: string;
    /**
    * Property _enumObj getter
    *
    * @return {any} current enum object
    */
    /**
    * Property enum setter. Will set both _enumReferenceName and _enumObj
    */
    enum: any;
    /**
     * Property _value getter/setter
     */
    value: any;
    /**
    * An array of items to ignore. The items of the array will be compared with both keys and values of the enum
    */
    itemsToIgnore: string[];
    /**
     * Defines if the component should pre-select when there's only one element available. Default is 'true'.
     */
    singleElementPreSelect: boolean;
    /**
    * The object field that will be used to sort the values in the comboBox - by default and since it is an enum it will order by name
    */
    /**
     * Property _value getter/setter
     */
    orderField: EnumControlOrderField | string;
    /**
    * The value change event, so the component can inform the upper components that the value has changed
    */
    valueChanged: ng.EventEmitter<number>;
    constructor();
    /**
     * If component value is of type string, try to find the corresponding object in the componentData array
     */
    private updateValue;
    /**
    * Based on reference name - set placeholder
    */
    private _setPlaceHolder;
    /**
    * Based on the currently enum object, updates the items (array of objects) that populate the nested combo box
    */
    private _setComponentData;
    /**
     * On changes method - update property viewer value field
     */
    ngOnChanges(changes: any): void;
    /**
    * When selected value changes - notify parent component
    *
    * @method onInit
    */
    onSelectedChange(value: EnumControlElement): void;
}
export declare class EnumComboBoxModule {
}