151 lines
5.1 KiB
C#
151 lines
5.1 KiB
C#
//------------------------------------------------------------------------------
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// <copyright file="TextViewDesigner.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.ComponentModel;
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using System.Diagnostics;
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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.TextView'/>
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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.TextView'/>
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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 TextViewDesigner : MobileControlDesigner
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{
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private System.Web.UI.MobileControls.TextView _textView;
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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.TextView,
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"TextViewDesigner.Initialize - Invalid TextView Control");
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_textView = (System.Web.UI.MobileControls.TextView) component;
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base.Initialize(component);
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}
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private bool ValidContainment
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{
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get
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{
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return (
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ContainmentStatus == ContainmentStatus.InForm ||
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ContainmentStatus == ContainmentStatus.InPanel ||
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ContainmentStatus == ContainmentStatus.InTemplateFrame);
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}
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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.TextBox'/>
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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.TextBox'/>
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protected override String GetDesignTimeNormalHtml()
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{
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Debug.Assert (_textView.Text != null);
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DesignerTextWriter tw;
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Control[] children = null;
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String originalText = _textView.Text;
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bool blankText = (originalText.Trim().Length == 0);
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bool hasControls = _textView.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[_textView.Controls.Count];
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_textView.Controls.CopyTo(children, 0);
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}
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_textView.Text = "[" + _textView.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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_textView.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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_textView.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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_textView.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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protected override String GetErrorMessage(out bool infoMode)
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{
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infoMode = false;
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if (DesignerAdapterUtil.InMobileUserControl(_textView))
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{
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return null;
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}
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if (DesignerAdapterUtil.InUserControl(_textView))
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{
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infoMode = true;
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return MobileControlDesigner._userControlWarningMessage;
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}
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if (!DesignerAdapterUtil.InMobilePage(_textView))
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{
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return MobileControlDesigner._mobilePageErrorMessage;
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}
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if (!ValidContainment)
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{
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return MobileControlDesigner._formPanelContainmentErrorMessage;
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}
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// Containment is valid, return null;
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return null;
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}
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}
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}
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