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//------------------------------------------------------------------------------
// <copyright file="TextViewDesigner.cs" company="Microsoft">
// Copyright (c) Microsoft Corporation. All rights reserved.
// </copyright>
//------------------------------------------------------------------------------
namespace System.Web.UI.Design.MobileControls
{
using System.ComponentModel;
using System.Diagnostics;
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.TextView'/>
/// control.
/// </para>
/// </summary>
/// <seealso cref='System.Web.UI.MobileControls.TextView'/>
[
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 TextViewDesigner : MobileControlDesigner
{
private System.Web.UI.MobileControls.TextView _textView;
/// <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.TextView,
"TextViewDesigner.Initialize - Invalid TextView Control");
_textView = (System.Web.UI.MobileControls.TextView) component;
base.Initialize(component);
}
private bool ValidContainment
{
get
{
return (
ContainmentStatus == ContainmentStatus.InForm ||
ContainmentStatus == ContainmentStatus.InPanel ||
ContainmentStatus == ContainmentStatus.InTemplateFrame);
}
}
/// <summary>
/// <para>
/// Returns the design-time HTML of the <see cref='System.Web.UI.MobileControls.TextBox'/>
/// mobile control
/// </para>
/// </summary>
/// <returns>
/// <para>
/// The HTML of the control.
/// </para>
/// </returns>
/// <seealso cref='System.Web.UI.MobileControls.TextBox'/>
protected override String GetDesignTimeNormalHtml()
{
Debug.Assert (_textView.Text != null);
DesignerTextWriter tw;
Control[] children = null;
String originalText = _textView.Text;
bool blankText = (originalText.Trim().Length == 0);
bool hasControls = _textView.HasControls();
if (blankText)
{
if (hasControls)
{
children = new Control[_textView.Controls.Count];
_textView.Controls.CopyTo(children, 0);
}
_textView.Text = "[" + _textView.ID + "]";
}
try
{
tw = new DesignerTextWriter();
_textView.Adapter.Render(tw);
}
finally
{
if (blankText)
{
_textView.Text = originalText;
if (hasControls)
{
foreach (Control c in children)
{
_textView.Controls.Add(c);
}
}
}
}
return tw.ToString();
}
protected override String GetErrorMessage(out bool infoMode)
{
infoMode = false;
if (DesignerAdapterUtil.InMobileUserControl(_textView))
{
return null;
}
if (DesignerAdapterUtil.InUserControl(_textView))
{
infoMode = true;
return MobileControlDesigner._userControlWarningMessage;
}
if (!DesignerAdapterUtil.InMobilePage(_textView))
{
return MobileControlDesigner._mobilePageErrorMessage;
}
if (!ValidContainment)
{
return MobileControlDesigner._formPanelContainmentErrorMessage;
}
// Containment is valid, return null;
return null;
}
}
}
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