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//------------------------------------------------------------------------------
// <copyright file="HtmlTextViewAdapter.cs" company="Microsoft">
// Copyright (c) Microsoft Corporation. All rights reserved.
// </copyright>
//------------------------------------------------------------------------------
using System;
using System.IO;
using System.Web;
using System.Web.UI;
using System.Web.UI.MobileControls;
using System.Security.Permissions;
#if COMPILING_FOR_SHIPPED_SOURCE
namespace System.Web.UI.MobileControls.ShippedAdapterSource
#else
namespace System.Web.UI.MobileControls.Adapters
#endif
{
/*
* WmlTextViewAdapter class.
*
* Copyright (c) 2000 Microsoft Corporation
*/
/// <include file='doc\HtmlTextViewAdapter.uex' path='docs/doc[@for="HtmlTextViewAdapter"]/*' />
[AspNetHostingPermission(SecurityAction.LinkDemand, Level=AspNetHostingPermissionLevel.Minimal)]
[AspNetHostingPermission(SecurityAction.InheritanceDemand, Level=AspNetHostingPermissionLevel.Minimal)]
[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.")]
public class HtmlTextViewAdapter : HtmlControlAdapter
{
/// <include file='doc\HtmlTextViewAdapter.uex' path='docs/doc[@for="HtmlTextViewAdapter.Control"]/*' />
protected new TextView Control
{
get
{
return (TextView)base.Control;
}
}
/// <include file='doc\HtmlTextViewAdapter.uex' path='docs/doc[@for="HtmlTextViewAdapter.Render"]/*' />
public override void Render(HtmlMobileTextWriter writer)
{
int beginElement = Control.FirstVisibleElementIndex;
int beginOffset = Control.FirstVisibleElementOffset;
int endElement = Control.LastVisibleElementIndex;
int endOffset = Control.LastVisibleElementOffset;
writer.EnterStyle(Style);
for (int i = beginElement; i <= endElement; i++)
{
int begin = (i == beginElement) ? beginOffset : 0;
int end;
if (i == endElement)
{
if (endOffset <= begin)
{
break;
}
end = endOffset;
}
else
{
end = -1;
}
RenderElement(writer, i, begin, end);
}
writer.ExitStyle(Style, Control.BreakAfter);
}
private void RenderElement(HtmlMobileTextWriter writer, int index, int begin, int end)
{
TextViewElement element = Control.GetElement(index);
if (end == -1)
{
end = element.Text.Length;
}
String text = element.Text;
if (begin > 0 || end < text.Length)
{
text = text.Substring(begin, end - begin);
}
BooleanOption previousBold = Style.Font.Bold;
BooleanOption previousItalic = Style.Font.Italic;
if (element.IsBold)
{
Style.Font.Bold = BooleanOption.True;
}
if (element.IsItalic)
{
Style.Font.Italic = BooleanOption.True;
}
writer.EnterStyle(Style);
if (element.Url != null)
{
RenderBeginLink(writer, element.Url);
writer.WriteText(text, true);
RenderEndLink(writer);
}
else
{
writer.WriteText(text, true);
}
writer.ExitStyle(Style, element.BreakAfter);
Style.Font.Bold = previousBold;
Style.Font.Italic = previousItalic;
}
}
}
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