93 lines
3.3 KiB
C#
93 lines
3.3 KiB
C#
//------------------------------------------------------------------------------
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// <copyright file="HtmlImageAdapter.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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using System.Security.Permissions;
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#if COMPILING_FOR_SHIPPED_SOURCE
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namespace System.Web.UI.MobileControls.ShippedAdapterSource
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#else
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namespace System.Web.UI.MobileControls.Adapters
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#endif
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{
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/*
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* HtmlImageAdapter class.
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*/
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/// <include file='doc\HtmlImageAdapter.uex' path='docs/doc[@for="HtmlImageAdapter"]/*' />
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[AspNetHostingPermission(SecurityAction.LinkDemand, Level=AspNetHostingPermissionLevel.Minimal)]
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[AspNetHostingPermission(SecurityAction.InheritanceDemand, Level=AspNetHostingPermissionLevel.Minimal)]
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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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public class HtmlImageAdapter : HtmlControlAdapter
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{
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/// <include file='doc\HtmlImageAdapter.uex' path='docs/doc[@for="HtmlImageAdapter.Control"]/*' />
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protected new Image Control
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{
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get
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{
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return (Image)base.Control;
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}
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}
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/// <include file='doc\HtmlImageAdapter.uex' path='docs/doc[@for="HtmlImageAdapter.Render"]/*' />
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public override void Render(HtmlMobileTextWriter writer)
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{
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String target = Control.NavigateUrl;
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writer.EnterLayout(Style);
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if (!String.IsNullOrEmpty(target))
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{
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RenderBeginLink(writer, target);
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}
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if (String.IsNullOrEmpty(Control.ImageUrl))
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{
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// Just write the alternate as text
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writer.EnsureStyle();
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writer.MarkStyleContext();
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writer.EnterFormat(Style);
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writer.WriteText(Control.AlternateText, true);
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writer.ExitFormat(Style);
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writer.UnMarkStyleContext();
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}
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else
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{
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RenderImage(writer);
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}
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if (!String.IsNullOrEmpty(target))
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{
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RenderEndLink(writer);
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}
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writer.ExitLayout(Style, Control.BreakAfter);
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}
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/// <include file='doc\HtmlImageAdapter.uex' path='docs/doc[@for="HtmlImageAdapter.RenderImage"]/*' />
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protected internal virtual void RenderImage(HtmlMobileTextWriter writer)
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{
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String source = Control.ImageUrl;
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writer.WriteBeginTag("img");
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if (!String.IsNullOrEmpty(source))
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{
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// AUI 3652
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source = Control.ResolveUrl(source);
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writer.WriteAttribute("src", source, true /*encode*/);
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writer.AddResource(source);
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}
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if (!String.IsNullOrEmpty(Control.AlternateText))
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{
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writer.WriteAttribute("alt", Control.AlternateText, true);
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}
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writer.WriteAttribute("border", "0");
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writer.Write(" />");
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}
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}
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}
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