import { BooleanInput } from '@angular/cdk/coercion';
import * as i0 from '@angular/core';
import { EventEmitter } from '@angular/core';
import * as i2 from '@aposin/ng-aquila/popover';
import { PopoverDirection, PopoverTriggerScrollStrategy } from '@aposin/ng-aquila/popover';
import * as i1 from '@angular/common';
import * as i3 from '@aposin/ng-aquila/icon';
import * as i4 from '@aposin/ng-aquila/button';

/** The contextual type of a signal button. */
type NxSignalButtonContext = 'success' | 'warning' | 'error';
declare class NxSignalButtonComponent {
    private _popoverDirection;
    private _scrollStrategy;
    private _ariaLabel;
    private _ariaLabelledby;
    private _allowedContexts;
    /** The event emitter for open. */
    opened: EventEmitter<boolean>;
    /** The event emitter for close. */
    closed: EventEmitter<boolean>;
    set disabled(value: BooleanInput);
    get disabled(): boolean;
    private _disabled;
    get active(): boolean;
    private _active;
    /**
     * Sets the context of the signal button.
     */
    set context(value: NxSignalButtonContext);
    get context(): NxSignalButtonContext;
    _context: NxSignalButtonContext;
    /** Which aria-label will be reading from screen reader.  */
    set ariaLabel(ariaLabel: string);
    get ariaLabel(): string;
    /** Which aria-labelledby will be reading from screen reader.  */
    set ariaLabelledby(ariaLabelledby: string);
    get ariaLabelledby(): string;
    /**
     * The direction of the popover. The options are `left` | `top` | `right` | `bottom`.
     */
    set popoverDirection(value: PopoverDirection);
    get popoverDirection(): PopoverDirection;
    /**
     * Sets the scroll strategy. 'close' closes the popover on scroll while 'reposition' scrolls the popover with the origin.
     */
    set scrollStrategy(value: PopoverTriggerScrollStrategy);
    get scrollStrategy(): PopoverTriggerScrollStrategy;
    _onActiveChange(active: boolean): void;
    _updateContext(value: NxSignalButtonContext): void;
    get _iconName(): string;
    static ɵfac: i0.ɵɵFactoryDeclaration<NxSignalButtonComponent, never>;
    static ɵcmp: i0.ɵɵComponentDeclaration<NxSignalButtonComponent, "nx-signal-button", never, { "disabled": { "alias": "disabled"; "required": false; }; "context": { "alias": "context"; "required": false; }; "ariaLabel": { "alias": "aria-label"; "required": false; }; "ariaLabelledby": { "alias": "aria-labelledby"; "required": false; }; "popoverDirection": { "alias": "popoverDirection"; "required": false; }; "scrollStrategy": { "alias": "scrollStrategy"; "required": false; }; }, { "opened": "opened"; "closed": "closed"; }, never, ["*"], true, never>;
}

declare class NxSignalButtonModule {
    static ɵfac: i0.ɵɵFactoryDeclaration<NxSignalButtonModule, never>;
    static ɵmod: i0.ɵɵNgModuleDeclaration<NxSignalButtonModule, never, [typeof i1.CommonModule, typeof i2.NxPopoverModule, typeof i3.NxIconModule, typeof i4.NxButtonModule, typeof NxSignalButtonComponent], [typeof NxSignalButtonComponent]>;
    static ɵinj: i0.ɵɵInjectorDeclaration<NxSignalButtonModule>;
}

export { NxSignalButtonComponent, NxSignalButtonModule };
export type { NxSignalButtonContext };