Update to WiX Intermediate Representation

1 files changed, 42 insertions, 0 deletions

diff --git a/src/WixToolset.Data.WindowsInstaller/Rows/SummaryInfoRowCollection.cs b/src/WixToolset.Data.WindowsInstaller/Rows/SummaryInfoRowCollection.cs
new file mode 100644
index 00000000..bc931f15
--- /dev/null
+++ b/src/WixToolset.Data.WindowsInstaller/Rows/SummaryInfoRowCollection.cs
@@ -0,0 +1,42 @@
+// Copyright (c) .NET Foundation and contributors. All rights reserved. Licensed under the Microsoft Reciprocal License. See LICENSE.TXT file in the project root for full license information.
+
+namespace WixToolset.Data.Rows
+{
+    using System;
+    using System.Collections;
+    using System.Collections.ObjectModel;
+
+    /// <summary>
+    /// Indexed container class for summary information rows.
+    /// </summary>
+    public sealed class SummaryInfoRowCollection : KeyedCollection<int, Row>
+    {
+        /// <summary>
+        /// Creates the keyed collection from existing rows in a table.
+        /// </summary>
+        /// <param name="table">The summary information table to index.</param>
+        public SummaryInfoRowCollection(Table table)
+        {
+            if (0 != String.CompareOrdinal("_SummaryInformation", table.Name))
+            {
+                string message = string.Format(WixDataStrings.EXP_UnsupportedTable, table.Name);
+                throw new ArgumentException(message, "table");
+            }
+
+            foreach (Row row in table.Rows)
+            {
+                this.Add(row);
+            }
+        }
+
+        /// <summary>
+        /// Gets the summary property ID for the <paramref name="row"/>.
+        /// </summary>
+        /// <param name="row">The row to index.</param>
+        /// <returns>The summary property ID for the <paramref name="row"/>.
+        protected override int GetKeyForItem(Row row)
+        {
+            return (int)row[0];
+        }
+    }
+}