using CecSharp;

 using SharpLib.Ear;

 using System;

 using System.Collections.Generic;

 using System.Diagnostics;

 using System.Linq;

 using System.Runtime.Serialization;

 using System.Text;

 using System.Threading.Tasks;

 namespace SharpDisplayManager

 {

     [DataContract]

     [AttributeObject(Id = "Cec.ActiveSource", Name = "CEC Active Source", Description = "Set this CEC device as active source.")]

     class ActionCecActiveSource : ActionCecDeviceType

     {

         /// <summary>

         /// Build a user readable string to describe this action.

         /// </summary>

         /// <returns></returns>

         public override string Brief()

         {

             return "CEC Active Source to " + DeviceType.ToString();

         }

         /// <summary>

         /// Set the defined device type as active source.

         /// </summary>

         protected override async Task DoExecute()

         {

             if (Cec.Client.Static == null)

             {

                 Trace.WriteLine("WARNING: No CEC client installed.");

                 return;

             }

             Cec.Client.Static.Lib.SetActiveSource(DeviceType);

         }

     }

 }