Added ApplicationBase.InitializeOutOfBrowserUpdate to Silverlight library.

Fixed race condition in DirectSound wrapper; between SetVolume and Uninitialize.

--HG--
extra : convert_revision : svn%3Affd33b8c-2492-42e0-bdc5-587b920b7d6d/trunk%4050691

Library/DirectSound.cs

@@ -29,11 +29,14 @@ public void Dispose()
         public void SetVolume(double volume)
         {
             int attenuation = (volume < 0.01) ? (int)BufferVolume.Min : (int)Math.Floor(100 * 20 * Math.Log10(volume)); // 100 db
+            lock (_bufferLock)
+            {
                 if (_buffer != null)
                 {
                     _buffer.SetVolume(attenuation);
                 }
             }
+        }
 
         public void Start(IntPtr window)
         {
@@ -115,6 +118,8 @@ private void UpdateBuffer(int offset, int count, BufferLock flags, Action<IntPtr
         }
 
         private void Uninitialize()
+        {
+            lock (_bufferLock)
             {
                 if (_buffer != null)
                 {
@@ -122,6 +127,7 @@ private void Uninitialize()
                     Marshal.ReleaseComObject(_buffer);
                     _buffer = null;
                 }
+            }
             if (_device != null)
             {
                 Marshal.ReleaseComObject(_device);
@@ -157,6 +163,7 @@ private void Run() // com mta thread
         private IntPtr _window;
         private IDirectSound _device;
         private IDirectSoundBuffer _buffer;
+        private object _bufferLock = new object();
         private Action<IntPtr, int> _updater;
 
         private AutoResetEvent _position1Event = new AutoResetEvent(false);

Library/Silverlight/ApplicationBase.cs

@@ -1,4 +1,5 @@
-using System.Diagnostics;
+using System;
+using System.Diagnostics;
 using System.Text;
 using System.Windows;
 #if WINDOWS_PHONE
@@ -24,6 +25,17 @@ public ApplicationBase(string name)
             //AppDomain.CurrentDomain.UnhandledException += OnAppDomainUnhandledException;
         }
 
+#if !WINDOWS_PHONE
+        protected void InitializeOutOfBrowserUpdate()
+        {
+            if (IsRunningOutOfBrowser)
+            {
+                CheckAndDownloadUpdateCompleted += OnApplicationCheckAndDownloadUpdateCompleted;
+                CheckAndDownloadUpdateAsync();
+            }
+        }
+#endif
+
 #if WINDOWS_PHONE
         protected void InitializePhoneApplication()
         {
@@ -53,6 +65,27 @@ private string GetExceptionCaption(string title, bool isTerminating = false)
             return caption.ToString();
         }
 
+#if !WINDOWS_PHONE
+        private void OnApplicationCheckAndDownloadUpdateCompleted(object sender, CheckAndDownloadUpdateCompletedEventArgs e)
+        {
+            if (e.Error != null)
+            {
+                if (e.Error is PlatformNotSupportedException)
+                {
+                    MessageBox.Show("An application update is available, but it requires the latest version of Silverlight.");
+                }
+                else if (Debugger.IsAttached)
+                {
+                    Debugger.Break();
+                }
+            }
+            else if (e.UpdateAvailable)
+            {
+                MessageBox.Show("An application update was downloaded. Restart the application to run the latest version.");
+            }
+        }
+#endif
+
         private void OnApplicationUnhandledException(object sender, ApplicationUnhandledExceptionEventArgs e)
         {
             MessageBox.Show(e.ExceptionObject.ToString(), GetExceptionCaption("Application Exception"), MessageBoxButton.OK);

Virtu/Silverlight/MainApp.xaml.cs

@@ -8,6 +8,7 @@ public MainApp() :
             base("Virtu")
         {
             InitializeComponent();
+            InitializeOutOfBrowserUpdate();
         }
     }
 }