Managed API: Refactoring and formatting.

Signed-off-by: Christoph M. Wintersteiger <cwinter@microsoft.com>

src/api/dotnet/FiniteDomainSort.cs

@@ -0,0 +1,59 @@
+/*++
+Copyright (c) 2012 Microsoft Corporation
+
+Module Name:
+
+    FiniteDomainSort.cs
+
+Abstract:
+
+    Z3 Managed API: Finite Domain Sorts
+
+Author:
+
+    Christoph Wintersteiger (cwinter) 2012-11-23
+
+Notes:
+    
+--*/
+
+using System;
+using System.Diagnostics.Contracts;
+
+namespace Microsoft.Z3
+{
+    /// <summary>
+    /// Finite domain sorts.
+    /// </summary>
+    [ContractVerification(true)]
+    public class FiniteDomainSort : Sort
+    {
+        /// <summary>
+        /// The size of the finite domain sort.
+        /// </summary>
+        public ulong Size
+        {
+            get
+            {
+                ulong res = 0;
+                Native.Z3_get_finite_domain_sort_size(Context.nCtx, NativeObject, ref res);
+                return res;
+            }
+        }
+
+        #region Internal
+        internal FiniteDomainSort(Context ctx, IntPtr obj)
+            : base(ctx, obj)
+        {
+            Contract.Requires(ctx != null);
+        }
+        internal FiniteDomainSort(Context ctx, Symbol name, ulong size)
+            : base(ctx, Native.Z3_mk_finite_domain_sort(ctx.nCtx, name.NativeObject, size))
+        {
+            Contract.Requires(ctx != null);
+            Contract.Requires(name != null);
+
+        }
+        #endregion
+    }
+}