Big changes

Source/Program/GUI/ProgramGuiManager.cs

@@ -0,0 +1,112 @@
+using NLog;
+using ProgramLib.GUI.View;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading;
+using System.Windows;
+using System.Windows.Threading;
+
+namespace ProgramLib
+{
+   internal class ProgramGuiManager : IDisposable
+   {
+      #region Private Members
+      private Thread _guiManagerThread;
+      private static NLog.ILogger _logger;
+      private Dictionary<WINDOWS, Window> _windowDict = new Dictionary<WINDOWS, Window>();
+      private ManualResetEvent _allGuiInitializedEvent = new ManualResetEvent(false);
+      private bool _isDisposed = false;
+      #endregion
+
+      #region Public Members
+      public enum WINDOWS
+      {
+         LIVE_DATA,
+         IMPEDANCE_CHECK
+      }
+      #endregion
+
+      /// <summary>
+      /// constructor
+      /// </summary>
+      public ProgramGuiManager()
+      {
+         _logger = LogManager.GetCurrentClassLogger();
+      }
+
+      /// <summary>
+		/// The Finalizer
+      /// Do not call Dispose() in here
+		/// </summary>
+		~ProgramGuiManager()
+      {
+         _logger?.Debug($"Entering {this.GetType().Name}::{System.Reflection.MethodBase.GetCurrentMethod().Name}() ...");
+      }
+
+      public Window this[WINDOWS window]
+      {
+         get { return _windowDict[window]; }
+      }
+
+      /// <summary>
+      /// Initialize all the GUIs
+      /// </summary>
+      public void Initialize()
+      {
+         _guiManagerThread = new Thread(new ThreadStart(GuiManagerThread));
+         _guiManagerThread.SetApartmentState(ApartmentState.STA);
+         _guiManagerThread.Start();
+
+         _allGuiInitializedEvent.WaitOne();
+      }
+
+      private void GuiManagerThread()
+      {
+         _logger?.Debug($"{this.GetType().Name}::{System.Reflection.MethodBase.GetCurrentMethod().Name}() is running...");
+
+         // instantiate all the windows here
+         _windowDict[WINDOWS.LIVE_DATA] = new LiveDataWindow();
+         _windowDict[WINDOWS.IMPEDANCE_CHECK] = new ImpedanceCheckWindow();
+
+         _allGuiInitializedEvent.Set();
+
+         // Enter the event queue
+         Dispatcher.Run();
+
+         _logger?.Debug($"{this.GetType().Name}::{System.Reflection.MethodBase.GetCurrentMethod().Name}() is exiting...");
+      }
+
+      /// <summary>
+		/// Dispose of this object.
+		/// </summary>
+		public void Dispose()
+      {
+         _logger?.Debug($"Entering {this.GetType().Name}::{System.Reflection.MethodBase.GetCurrentMethod().Name}() ...");
+
+         try
+         {
+            if (!_isDisposed)
+            {
+               _logger?.Debug($"{this.GetType().Name}::{System.Reflection.MethodBase.GetCurrentMethod().Name}() disposing");
+
+               _windowDict?.First().Value.Dispatcher.Invoke((Action)delegate
+               {
+                  // shut down all windows
+                  foreach (var entry in _windowDict)
+                  {
+                     entry.Value.Close();
+                  }
+                  // kill the GuiManagerthread
+                  Dispatcher.CurrentDispatcher.InvokeShutdown();
+               });
+
+               _isDisposed = true;
+            }
+         }
+         catch (Exception)
+         {
+         }
+      }
+   }
+}