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