import { UmbControllerBase } from '../../../../libs/class-api/index.js';
import type { UmbControllerHost } from '../../../../libs/controller-api/index.js';
import { UmbArrayState } from '../../../../libs/observable-api/index.js';
export interface UmbState {
    unique: string;
    message?: string;
}
export declare class UmbStateManager<StateType extends UmbState = UmbState> extends UmbControllerBase {
    /**
     * Observable that emits all states in the state manager
     * @memberof UmbStateManager
     */
    protected _states: UmbArrayState<StateType, unknown>;
    states: import("rxjs").Observable<StateType[]>;
    /**
     * Observable that emits true if there are any states in the state manager
     * @memberof UmbStateManager
     */
    isOn: import("rxjs").Observable<boolean>;
    /**
     * Observable that emits true if there are no states in the state manager
     * @memberof UmbStateManager
     */
    isOff: import("rxjs").Observable<boolean>;
    /**
     * Creates an instance of UmbStateManager.
     * @param {UmbControllerHost} host
     * @memberof UmbStateManager
     */
    constructor(host: UmbControllerHost);
    /**
     * Add a new state to the state manager
     * @param {StateType} state
     * @memberof UmbStateManager
     */
    addState(state: StateType): void;
    /**
     * Add multiple states to the state manager
     * @param {StateType[]} states
     * @memberof UmbStateManager
     */
    addStates(states: StateType[]): void;
    /**
     * Remove a state from the state manager
     * @param {StateType['unique']} unique
     * @memberof UmbStateManager
     */
    removeState(unique: StateType['unique']): void;
    /**
     * Remove multiple states from the state manager
     * @param {StateType['unique'][]} uniques
     * @memberof UmbStateManager
     */
    removeStates(uniques: StateType['unique'][]): void;
    /**
     * Get all states from the state manager
     * @returns {StateType[]} {StateType[]} All states in the state manager
     * @memberof UmbStateManager
     */
    getStates(): StateType[];
    getIsOn(): boolean;
    getIsOff(): boolean;
    /**
     * Clear all states from the state manager
     * @memberof UmbStateManager
     */
    clear(): void;
    destroy(): void;
}