Imported Upstream version 4.6.0.125

Former-commit-id: a2155e9bd80020e49e72e86c44da02a8ac0e57a4

mcs/class/referencesource/System.Web/UI/CodeBlockBuilder.cs

@@ -0,0 +1,67 @@
+//------------------------------------------------------------------------------
+// <copyright file="CodeBlockBuilder.cs" company="Microsoft">
+//     Copyright (c) Microsoft Corporation.  All rights reserved.
+// </copyright>
+//------------------------------------------------------------------------------
+
+/*
+ * Handle <%= ... %>, <% ... %>, <%# ... %>, <%: ... %>, <%#: ... %> blocks
+ *
+ * Copyright (c) 1998 Microsoft Corporation
+ */
+
+namespace System.Web.UI {
+
+using System;
+using System.IO;
+
+internal class CodeBlockBuilder : ControlBuilder, ICodeBlockTypeAccessor {
+    protected CodeBlockType _blockType;
+    protected string _content;
+    private int _column;
+
+    internal CodeBlockBuilder(CodeBlockType blockType, string content, int lineNumber, int column, VirtualPath virtualPath, bool encode) {
+        _content = content;
+        _blockType = blockType;
+        _column = column;
+        IsEncoded = encode;
+
+        Line = lineNumber;
+        VirtualPath = virtualPath;
+    }
+
+    internal CodeBlockBuilder(CodeBlockType blockType, string content, int lineNumber, int column, VirtualPath virtualPath)
+        : this(blockType, content, lineNumber, column, virtualPath, false) {
+    }
+
+    public override object BuildObject() {
+        return null;
+    }
+
+    internal /*public*/ string Content {
+        get {
+            return _content;
+        }
+    }
+
+    public CodeBlockType BlockType {
+        get { return _blockType;}
+    }
+
+    internal int Column { get { return _column; } }
+    
+    // This is used by only DataBinding CodeBlockType.
+    internal bool IsEncoded { 
+        get;
+        private set;
+    }
+}
+
+public enum CodeBlockType {
+    Code,               // <% ... %>
+    Expression,         // <%= ... %>
+    DataBinding,        // <%# ... %>
+    EncodedExpression   // <%: ... %>
+}
+
+}