import { FocusMonitor } from '@angular/cdk/a11y';
import { UniqueSelectionDispatcher } from '@angular/cdk/collections';
import { AfterContentInit, AfterViewInit, ChangeDetectorRef, ElementRef, EventEmitter, OnDestroy, OnInit, QueryList } from '@angular/core';
import { ControlValueAccessor } from '@angular/forms';
import { KbqColorDirective } from '@koobiq/components/core';
import * as i0 from "@angular/core";
/** Change event object emitted by KbqRadio. */
export declare class KbqRadioChange {
    /** The KbqRadioButton that emits the change event. */
    source: KbqRadioButton;
    /** The value of the KbqRadioButton. */
    value: any;
    constructor(
    /** The KbqRadioButton that emits the change event. */
    source: KbqRadioButton, 
    /** The value of the KbqRadioButton. */
    value: any);
}
/**
 * Provider Expression that allows kbq-radio-group to register as a ControlValueAccessor. This
 * allows it to support [(ngModel)] and ngControl.
 * @docs-private
 */
export declare const KBQ_RADIO_GROUP_CONTROL_VALUE_ACCESSOR: any;
export declare class KbqRadioGroup implements AfterContentInit, ControlValueAccessor {
    private readonly changeDetector;
    big: boolean;
    /** Name of the radio button group. All radio buttons inside this group will use this name. */
    get name(): string;
    set name(value: string);
    /** Whether the labels should appear after or before the radio-buttons. Defaults to 'after' */
    get labelPosition(): 'before' | 'after';
    set labelPosition(v: 'before' | 'after');
    /** Value of the radio button. */
    get value(): any;
    set value(newValue: any);
    /** Whether the radio button is selected. */
    get selected(): KbqRadioButton | null;
    set selected(selected: KbqRadioButton | null);
    /** Whether the radio group is disabled */
    get disabled(): boolean;
    set disabled(value: boolean);
    private _disabled;
    /** Whether the radio group is required */
    get required(): boolean;
    set required(value: boolean);
    /** Whether the radio group is required. */
    private _required;
    /**
     * Event emitted when the group value changes.
     * Change events are only emitted when the value changes due to user interaction with
     * a radio button (the same behavior as `<input type-"radio">`).
     */
    readonly change: EventEmitter<KbqRadioChange>;
    /** Child radio buttons. */
    radios: QueryList<KbqRadioButton>;
    /**
     * Selected value for group. Should equal the value of the selected radio button if there *is*
     * a corresponding radio button with a matching value. If there is *not* such a corresponding
     * radio button, this value persists to be applied in case a new radio button is added with a
     * matching value.
     */
    private _value;
    /** The HTML name attribute applied to radio buttons in this group. */
    private _name;
    /** The currently selected radio button. Should match value. */
    private _selected;
    /** Whether the `value` has been set to its initial value. */
    private isInitialized;
    /** Whether the labels should appear after or before the radio-buttons. Defaults to 'after' */
    private _labelPosition;
    constructor(changeDetector: ChangeDetectorRef);
    /** The method to be called in order to update ngModel */
    controlValueAccessorChangeFn: (value: any) => void;
    /**
     * onTouch function registered via registerOnTouch (ControlValueAccessor).
     * @docs-private
     */
    onTouched: () => any;
    checkSelectedRadioButton(): void;
    /**
     * Initialize properties once content children are available.
     * This allows us to propagate relevant attributes to associated buttons.
     */
    ngAfterContentInit(): void;
    /**
     * Mark this group as being "touched" (for ngModel). Meant to be called by the contained
     * radio buttons upon their blur.
     */
    touch(): void;
    /** Dispatch change event with current selection and group value. */
    emitChangeEvent(): void;
    markRadiosForCheck(): void;
    /**
     * Sets the model value. Implemented as part of ControlValueAccessor.
     */
    writeValue(value: any): void;
    /**
     * Registers a callback to be triggered when the model value changes.
     * Implemented as part of ControlValueAccessor.
     * @param fn Callback to be registered.
     */
    registerOnChange(fn: (value: any) => void): void;
    /**
     * Registers a callback to be triggered when the control is touched.
     * Implemented as part of ControlValueAccessor.
     * @param fn Callback to be registered.
     */
    registerOnTouched(fn: any): void;
    /**
     * Sets the disabled state of the control. Implemented as a part of ControlValueAccessor.
     * @param isDisabled Whether the control should be disabled.
     */
    setDisabledState(isDisabled: boolean): void;
    private updateRadioButtonNames;
    /** Updates the `selected` radio button from the internal _value state. */
    private updateSelectedRadioFromValue;
    static ɵfac: i0.ɵɵFactoryDeclaration<KbqRadioGroup, never>;
    static ɵdir: i0.ɵɵDirectiveDeclaration<KbqRadioGroup, "kbq-radio-group", ["kbqRadioGroup"], { "big": { "alias": "big"; "required": false; }; "name": { "alias": "name"; "required": false; }; "labelPosition": { "alias": "labelPosition"; "required": false; }; "value": { "alias": "value"; "required": false; }; "selected": { "alias": "selected"; "required": false; }; "disabled": { "alias": "disabled"; "required": false; }; "required": { "alias": "required"; "required": false; }; }, { "change": "change"; }, ["radios"], never, false, never>;
    static ngAcceptInputType_disabled: unknown;
    static ngAcceptInputType_required: unknown;
}
export declare class KbqRadioButton extends KbqColorDirective implements OnInit, AfterViewInit, OnDestroy {
    private readonly changeDetector;
    private focusMonitor;
    private readonly radioDispatcher;
    /** Whether this radio button is checked. */
    get checked(): boolean;
    set checked(value: boolean);
    /** The value of this radio button. */
    get value(): any;
    set value(value: any);
    /** Whether the radio button is disabled. */
    get disabled(): boolean;
    set disabled(value: boolean);
    private _disabled;
    get tabIndex(): number;
    set tabIndex(value: number);
    private _tabIndex;
    /** Whether the radio button is required. */
    get required(): boolean;
    set required(value: boolean);
    /** Whether this radio is required. */
    private _required;
    /** Whether the label should appear after or before the radio button. Defaults to 'after' */
    get labelPosition(): 'before' | 'after';
    set labelPosition(value: 'before' | 'after');
    /** Analog to HTML 'name' attribute used to group radios for unique selection. */
    name: string;
    /** The native `<input type=radio>` element */
    inputElement: ElementRef;
    /**
     * Event emitted when the checked state of this radio button changes.
     * Change events are only emitted when the value changes due to user interaction with
     * the radio button (the same behavior as `<input type-"radio">`).
     */
    readonly change: EventEmitter<KbqRadioChange>;
    /** The parent radio group. May or may not be present. */
    radioGroup: KbqRadioGroup;
    isFocused: boolean;
    /** The unique ID for the radio button. */
    id: string;
    /** ID of the native input element inside `<kbq-radio-button>` */
    get inputId(): string;
    private _labelPosition;
    private readonly uniqueId;
    /** Whether this radio is checked. */
    private _checked;
    /** Value assigned to this radio. */
    private _value;
    constructor(radioGroup: KbqRadioGroup, changeDetector: ChangeDetectorRef, focusMonitor: FocusMonitor, radioDispatcher: UniqueSelectionDispatcher);
    ngOnInit(): void;
    ngAfterViewInit(): void;
    ngOnDestroy(): void;
    /** Focuses the radio button. */
    focus(): void;
    /**
     * Marks the radio button as needing checking for change detection.
     * This method is exposed because the parent radio group will directly
     * update bound properties of the radio button.
     */
    markForCheck(): void;
    onInputClick(event: Event): void;
    onInputChange(event: Event): void;
    /** Unregister function for _radioDispatcher */
    private readonly removeUniqueSelectionListener;
    /** Dispatch change event with current value. */
    private emitChangeEvent;
    static ɵfac: i0.ɵɵFactoryDeclaration<KbqRadioButton, [{ optional: true; }, null, null, null]>;
    static ɵcmp: i0.ɵɵComponentDeclaration<KbqRadioButton, "kbq-radio-button", ["kbqRadioButton"], { "checked": { "alias": "checked"; "required": false; }; "value": { "alias": "value"; "required": false; }; "disabled": { "alias": "disabled"; "required": false; }; "tabIndex": { "alias": "tabIndex"; "required": false; }; "required": { "alias": "required"; "required": false; }; "labelPosition": { "alias": "labelPosition"; "required": false; }; "name": { "alias": "name"; "required": false; }; "isFocused": { "alias": "isFocused"; "required": false; }; "id": { "alias": "id"; "required": false; }; }, { "change": "change"; }, never, ["*", "kbq-hint"], false, never>;
    static ngAcceptInputType_checked: unknown;
    static ngAcceptInputType_disabled: unknown;
    static ngAcceptInputType_tabIndex: unknown;
    static ngAcceptInputType_required: unknown;
}
