WinGui: AudioPanel refactored.

- Switch the Audio panel to use DataBinding to a BindingList collection leading to much cleaner code.
- Added gain support (--gain=3,4) to the services library. (UI has not been done yet)

git-svn-id: svn://svn.handbrake.fr/HandBrake/trunk@3911 b64f7644-9d1e-0410-96f1-a4d463321fa5

1 files changed, 24 insertions, 2 deletions

diff --git a/win/CS/HandBrake.ApplicationServices/Functions/EnumHelper.cs b/win/CS/HandBrake.ApplicationServices/Functions/EnumHelper.cs
index 0bbc746d7..657434f31 100644
--- a/win/CS/HandBrake.ApplicationServices/Functions/EnumHelper.cs
+++ b/win/CS/HandBrake.ApplicationServices/Functions/EnumHelper.cs
@@ -12,7 +12,10 @@ namespace HandBrake.ApplicationServices.Functions
     /// <summary>

     /// Enum Helpers

     /// </summary>

-    public class EnumHelper

+    /// <typeparam name="T">

+    /// The Type Parameter

+    /// </typeparam>

+    public class EnumHelper<T>

     {

         /// <summary>

         /// Get the description of an Enum

@@ -23,7 +26,7 @@ namespace HandBrake.ApplicationServices.Functions
         /// <returns>

         /// The Description string

         /// </returns>

-        public static string GetDescription(Enum value)

+        public static string GetDescription(T value)

         {

             FieldInfo fieldInfo = value.GetType().GetField(value.ToString());

             DescriptionAttribute[] attributes =

@@ -31,5 +34,24 @@ namespace HandBrake.ApplicationServices.Functions
                   typeof(DescriptionAttribute), false);

             return (attributes.Length > 0) ? attributes[0].Description : value.ToString();

         }

+

+        /// <summary>

+        /// Get the Enumeration for a given Enum Description

+        /// </summary>

+        /// <param name="description">The String description</param>

+        /// <returns>The Enum Value</returns>

+        public static T GetValue(string description)

+        {

+            foreach (T val in Enum.GetValues(typeof(T)))

+            {

+                string currDescription = GetDescription(val);

+                if (currDescription == description)

+                {

+                    return val;

+                }

+            }

+

+            throw new ArgumentOutOfRangeException("The Description for the enum was not recognized.");

+        }

     }

 }