using System;

using System.Collections.Generic;

using System.Linq;

using System.Text;

using System.Threading.Tasks;

using System.ServiceModel;

using System.Collections;

namespace SharpDisplayInterface

{

    [ServiceContract(   CallbackContract = typeof(IDisplayServiceCallback),

                        SessionMode = SessionMode.Required)]

    public interface IDisplayService

    {

        [OperationContract(IsOneWay = true)]

        void Connect(string aClientName);

        [OperationContract(IsOneWay = true)]

        void Disconnect(string aClientName);

        [OperationContract(IsOneWay = true)]

        void SetText(int aLineIndex, string aText);

        [OperationContract(IsOneWay = true)]

        void SetTexts(System.Collections.Generic.IList<string> aTexts);

    }

    public interface IDisplayServiceCallback

    {

        [OperationContract(IsOneWay = true)]

        void OnConnected();

        [OperationContract(IsOneWay = true)]

        void OnServerClosing();

    }

}