Server/ConsumerElectronicControl.cs
author StephaneLenclud
Wed, 31 Aug 2016 16:06:47 +0200
changeset 262 c4749a27966d
parent 235 ba14a29944c4
permissions -rw-r--r--
Fix crash when trying to select Harmony command without configuration.
Consolidate Named event Trigger.
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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using System.Diagnostics;
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using System.Windows.Forms;
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using CecSharp;
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using SharpLib.Ear;
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namespace SharpDisplayManager
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{
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    class ConsumerElectronicControl
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    {
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        ///
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        private PowerManager.SettingNotifier iPowerSettingNotifier;
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        ///
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        public Cec.Client Client;
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        ///This flag will only work properly if both on and off events are monitored.
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        ///TODO: have a more solid implementation
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        public bool MonitorPowerOn;
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        public void TestSendKeys()
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        {
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            Client.TestSendKey();
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        }
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        /// <summary>
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        /// 
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        /// </summary>
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        /// <param name="aWndHandle"></param>
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        /// <param name="aDeviceName"></param>
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        /// <param name="aHdmiPort"></param>
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        public void Start(IntPtr aWndHandle, string aDeviceName, byte aHdmiPort)
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        {
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            //Assuming monitor is on when we start up
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            MonitorPowerOn = true;
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            //Create our power setting notifier and register the event we are interested in
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            iPowerSettingNotifier = new PowerManager.SettingNotifier(aWndHandle);
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            iPowerSettingNotifier.OnMonitorPowerOn += OnMonitorPowerOn;
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            iPowerSettingNotifier.OnMonitorPowerOff += OnMonitorPowerOff;
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            //CEC
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            Client = new Cec.Client(aDeviceName,aHdmiPort, CecDeviceType.PlaybackDevice);
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            ConnectCecClient();
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        }
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        //
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        public void Stop()
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        {
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            //
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            if (iPowerSettingNotifier != null)
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            {
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                iPowerSettingNotifier.OnMonitorPowerOn -= OnMonitorPowerOn;
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                iPowerSettingNotifier.OnMonitorPowerOff -= OnMonitorPowerOff;
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                iPowerSettingNotifier = null;
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            }
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            //
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            if (Client != null)
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            {
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                Client.Close();
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                Client.Dispose();
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                Client = null;
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            }
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        }
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        /// <summary>
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        /// 
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        /// </summary>
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        private void ConnectCecClient()
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        {
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            //Our client takes care of closing before trying to connect
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            if (!Client.Open(1000))
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            {
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                Debug.WriteLine("WARNING: No CEC connection!");
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            }
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        }
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        private void OnMonitorPowerOn()
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        {
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            MonitorPowerOn = true;
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            //Trigger corresponding event thus executing associated actions
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            Properties.Settings.Default.EarManager.TriggerEvents<EventMonitorPowerOn>();            
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        }
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        private void OnMonitorPowerOff()
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        {
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            MonitorPowerOn = false;
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            //Trigger corresponding event thus executing associated actions
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            Properties.Settings.Default.EarManager.TriggerEvents<EventMonitorPowerOff>();
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        }
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        /// <summary>
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        /// We need to handle WM_POWERBROADCAST.
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        /// </summary>
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        /// <param name="message"></param>
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        public void OnWndProc(ref Message message)
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        {
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            //Hook in our power manager
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            if (iPowerSettingNotifier != null)
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            {
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                iPowerSettingNotifier.WndProc(ref message);
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            }
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        }
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    }
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}