Imported Upstream version 4.6.0.125

Former-commit-id: a2155e9bd80020e49e72e86c44da02a8ac0e57a4

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

@@ -0,0 +1,115 @@
+//------------------------------------------------------------------------------
+// <copyright file="LabelDesigner.cs" company="Microsoft">
+//     Copyright (c) Microsoft Corporation.  All rights reserved.
+// </copyright>                                                                
+//------------------------------------------------------------------------------
+
+namespace System.Web.UI.Design.MobileControls 
+{
+    using System;
+    using System.ComponentModel;
+    using System.ComponentModel.Design;
+    using System.Diagnostics;
+    using System.IO;
+    using System.Web.UI;
+    using System.Web.UI.Design;
+
+    using System.Web.UI.MobileControls;
+    using System.Web.UI.MobileControls.Adapters;
+    using System.Web.UI.Design.MobileControls.Adapters;
+
+    /// <summary>
+    ///    <para>
+    ///       Provides a designer for the <see cref='System.Web.UI.MobileControls.Label'/>
+    ///       control.
+    ///    </para>
+    /// </summary>
+    /// <seealso cref='System.Web.UI.MobileControls.Label'/>
+    [
+        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 class LabelDesigner : MobileControlDesigner
+    {
+        private System.Web.UI.MobileControls.Label _label;
+
+        /// <summary>
+        ///    <para>
+        ///       Initializes the designer with the component for design.
+        ///    </para>
+        /// </summary>
+        /// <param name='component'>
+        ///    The control element for design.
+        /// </param>
+        /// <remarks>
+        ///    <para>
+        ///       This is called by the designer host to establish the component for
+        ///       design.
+        ///    </para>
+        /// </remarks>
+        /// <seealso cref='System.ComponentModel.Design.IDesigner'/>
+        public override void Initialize(IComponent component)
+        {
+            Debug.Assert(component is System.Web.UI.MobileControls.Label,
+                         "LabelDesigner.Initialize - Invalid Label Control");
+            _label = (System.Web.UI.MobileControls.Label) component;
+            base.Initialize(component);
+        }
+
+        /// <summary>
+        ///    <para>
+        ///       Returns the design-time HTML of the <see cref='System.Web.UI.MobileControls.Label'/>
+        ///       mobile control
+        ///    </para>
+        /// </summary>
+        /// <returns>
+        ///    <para>
+        ///       The HTML of the control.
+        ///    </para>
+        /// </returns>
+        /// <seealso cref='System.Web.UI.MobileControls.Label'/>
+        protected override String GetDesignTimeNormalHtml()
+        {
+            Debug.Assert(null != _label.Text);
+
+            String originalText  = _label.Text;
+            DesignerTextWriter tw;
+            Control[] children = null;
+
+            bool blankText = (originalText.Trim().Length == 0);
+            bool hasControls = _label.HasControls();
+
+            if (blankText)
+            {
+                if (hasControls) 
+                {
+                    children = new Control[_label.Controls.Count];
+                    _label.Controls.CopyTo(children, 0);
+                }
+                _label.Text = "[" + _label.ID + "]";
+            }
+            try
+            {
+                tw = new DesignerTextWriter();
+                _label.Adapter.Render(tw);
+            }
+            finally
+            {
+                if (blankText)
+                {
+                    _label.Text = originalText;
+                    if (hasControls) 
+                    {
+                        foreach (Control c in children) 
+                        {
+                            _label.Controls.Add(c);
+                        }
+                    }
+                }
+            }
+
+            return tw.ToString();
+        }
+    }
+}