Imported Upstream version 4.6.0.125

Former-commit-id: a2155e9bd80020e49e72e86c44da02a8ac0e57a4

mcs/class/referencesource/System.Web.Mobile/UI/MobileControls/Design/Util/GroupLabel.cs

@@ -0,0 +1,57 @@
+//------------------------------------------------------------------------------
+// <copyright file="GroupLabel.cs" company="Microsoft">
+//     Copyright (c) Microsoft Corporation.  All rights reserved.
+// </copyright>                                                                
+//------------------------------------------------------------------------------
+
+namespace System.Web.UI.Design.MobileControls.Util
+{
+    using System;
+    using System.Diagnostics;
+    using System.Drawing;
+    using System.Runtime.Serialization.Formatters;
+    using System.Windows.Forms;
+
+    [
+        System.Security.Permissions.SecurityPermission(System.Security.Permissions.SecurityAction.Demand,
+        Flags=System.Security.Permissions.SecurityPermissionFlag.UnmanagedCode)
+    ]
+    [Obsolete("The System.Web.Mobile.dll assembly has been deprecated and should no longer be used. For information about how to develop ASP.NET mobile applications, see http://go.microsoft.com/fwlink/?LinkId=157231.")]
+    internal sealed class GroupLabel : Label 
+    {
+        /// <summary>
+        ///    Creates a new GroupLabel
+        /// </summary>
+        internal GroupLabel() : base() 
+        {
+            SetStyle(ControlStyles.UserPaint, true);
+        }
+
+        /// <summary>
+        ///    Custom UI is painted here
+        /// </summary>
+        protected override void OnPaint(PaintEventArgs e) 
+        {
+            Graphics g = e.Graphics;
+            Rectangle r = ClientRectangle;
+            string text = Text;
+
+            Brush foreBrush = new SolidBrush(ForeColor);
+            g.DrawString(text, Font, foreBrush, 0, 0);
+            foreBrush.Dispose();
+
+            int etchLeft = r.X;
+            if (text.Length != 0) 
+            {
+                Size sz = Size.Ceiling(g.MeasureString(text, Font));
+                etchLeft += 6 + sz.Width;
+            }
+            int etchTop = r.Height / 2;
+
+            g.DrawLine(SystemPens.ControlDark, etchLeft, etchTop, r.Width, etchTop);
+
+            etchTop++;
+            g.DrawLine(SystemPens.ControlLightLight, etchLeft, etchTop, r.Width, etchTop);
+        }
+    }
+}