import { Subscription } from "expo-modules-core";
import ExpoWebexCallingView from "./ExpoWebexCallingView";
import { ChangeEventPayload, ExpoWebexCallingViewProps } from "./ExpoWebexCalling.types";
export declare const PI: any;
export declare function hello(): string;
export declare function initWebex(): Promise<void>;
export declare function answerCall(): Promise<void>;
export declare function authenticate(token: string): Promise<boolean>;
export declare function setValueAsync(value: string): Promise<any>;
export declare enum EventTypes {
    onLogin = "onLogin",
    onCallIncoming = "onCallIncoming",
    onCallParticipantsChange = "onCallParticipantsChange",
    OnCallStatusChange = "OnCallStatusChange"
}
export declare enum CallStatus {
    Disconnected = "disconnected",
    ParticipantsChaned = "participants-changed",
    Connected = "connected"
}
export declare function onLogin(listener: (success: {
    isLoggedIn: boolean;
}) => void): Subscription;
export declare function onIncomingCall(listener: (data: any) => void): Subscription;
export declare function onStatusChange(listener: (data: {
    status: CallStatus;
}) => void): Subscription;
export declare function onCallParticipantChange(listener: (data: any) => void): Subscription;
export { ExpoWebexCallingView, ExpoWebexCallingViewProps, ChangeEventPayload };
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