Major upgrade

Source/Program/GUI/View/WaitWindow.xaml.cs

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+/*-------------------------------------------------------------------------
+//                           UNCLASSIFIED
+/*-------------------------------------------------------------------------
+RAYTHEON PROPRIETARY: THIS DOCUMENT CONTAINS DATA OR INFORMATION
+PROPRIETARY TO RAYTHEON COMPANY AND IS RESTRICTED TO USE ONLY BY PERSONS
+AUTHORIZED BY RAYTHEON COMPANY IN WRITING TO USE IT. DISCLOSURE TO
+UNAUTHORIZED PERSONS WOULD LIKELY CAUSE SUBSTANTIAL COMPETITIVE HARM TO
+RAYTHEON COMPANY'S BUSINESS POSITION. NEITHER SAID DOCUMENT NOR ITS
+CONTENTS SHALL BE FURNISHED OR DISCLOSED TO OR COPIED OR USED BY PERSONS
+OUTSIDE RAYTHEON COMPANY WITHOUT THE EXPRESS WRITTEN APPROVAL OF RAYTHEON
+COMPANY.
+
+THIS PROPRIETARY NOTICE IS NOT APPLICABLE IF DELIVERED TO THE U.S.
+GOVERNMENT.
+
+UNPUBLISHED WORK - COPYRIGHT RAYTHEON COMPANY.
+-------------------------------------------------------------------------*/
+using System;
+using System.Windows;
+using System.Windows.Media.Imaging;
+using System.Windows.Threading;
+
+namespace ProgramLib.GUI.View
+{
+   /// <summary>
+   /// Interaction logic for WaitWindow.xaml
+   /// </summary>
+   internal partial class WaitWindow : Window
+   {
+      private DispatcherTimer _timer;
+      private int _delayMs;
+      private const int _timerTickIntervalMs = 25;
+      private DateTime _startDateTime;
+
+      public WaitWindow(string message, double delaySec)
+      {
+         InitializeComponent();
+
+         Uri iconUri = new Uri($"pack://application:,,,/{GetType().Assembly.GetName().Name};component/Resources/Icons/app.ico");
+         this.Icon = BitmapFrame.Create(iconUri);
+
+         WindowStartupLocation = System.Windows.WindowStartupLocation.CenterScreen;
+
+         tbMessage.Text = message;
+
+         _delayMs = (int)(delaySec * 1000.0);
+
+         _timer = new DispatcherTimer();
+         _timer.Interval = TimeSpan.FromMilliseconds(_timerTickIntervalMs);
+         _timer.Tick += new EventHandler(Timer_Tick);
+         _timer.Start();
+
+         _startDateTime = DateTime.Now;
+      }
+
+      private void Window_MouseLeftButtonDown(object sender, System.Windows.Input.MouseButtonEventArgs e)
+      {
+         DragMove();
+      }
+
+      protected override void OnContentRendered(EventArgs e)
+      {
+         base.OnContentRendered(e);
+
+         // Content of window may be black in case of SizeToContent is set. 
+         // This eliminates the problem. 
+         // Do not use InvalidateVisual because it may implicitly break your markup.
+         InvalidateMeasure();
+      }
+
+      /// <summary>
+      /// Show count down timer
+      /// </summary>
+      private void Timer_Tick(object sender, EventArgs e)
+      {
+         TimeSpan ts = DateTime.Now - _startDateTime;
+         int remainingMs = _delayMs - (int)ts.TotalMilliseconds;
+         if (remainingMs >= 0)
+         {
+            TimeSpan ts2 = TimeSpan.FromMilliseconds(remainingMs);
+            tbCountDownTimer.Text = String.Format(@"{0:mm\:ss\.ff}", ts2);
+         }
+         else
+         {
+            _timer.Stop();
+            this.Close();
+         }
+      }
+   }
+}