102 lines
4.6 KiB
C#
102 lines
4.6 KiB
C#
//------------------------------------------------------------------------------
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// <copyright file="XhtmlBasicTextViewAdapter.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;
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using System.Security.Permissions;
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using System.Web.Mobile;
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using System.Web.UI.MobileControls;
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using System.Web.UI.MobileControls.Adapters;
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#if COMPILING_FOR_SHIPPED_SOURCE
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namespace System.Web.UI.MobileControls.ShippedAdapterSource.XhtmlAdapters
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#else
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namespace System.Web.UI.MobileControls.Adapters.XhtmlAdapters
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#endif
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{
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/// <include file='doc\XhtmlBasicTextViewAdapter.uex' path='docs/doc[@for="XhtmlTextViewAdapter"]/*' />
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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 XhtmlTextViewAdapter : XhtmlControlAdapter {
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/// <include file='doc\XhtmlBasicTextViewAdapter.uex' path='docs/doc[@for="XhtmlTextViewAdapter.Control"]/*' />
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protected new TextView Control {
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get {
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return base.Control as TextView;
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}
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}
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/// <include file='doc\XhtmlBasicTextViewAdapter.uex' path='docs/doc[@for="XhtmlTextViewAdapter.Render"]/*' />
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public override void Render(XhtmlMobileTextWriter writer) {
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int beginElement = Control.FirstVisibleElementIndex;
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int beginOffset = Control.FirstVisibleElementOffset;
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int endElement = Control.LastVisibleElementIndex;
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int endOffset = Control.LastVisibleElementOffset;
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// ConditionalClearCachedEndTag() is for a device special case.
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ConditionalClearCachedEndTag(writer, Control.Text);
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ConditionalEnterStyle(writer, Style);
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ConditionalRenderOpeningSpanElement(writer);
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writer.WritePendingBreak();
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for(int i = beginElement; i <= endElement; i++) {
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int begin = (i == beginElement) ? beginOffset : 0;
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int end;
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if (i == endElement) {
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if (endOffset <= begin) {
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break;
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}
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end = endOffset;
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}
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else {
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end = -1;
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}
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RenderElement(writer, i, begin, end);
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}
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// ConditionalSetPendingBreak should always be called *before* ConditionalExitStyle.
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// ConditionalExitStyle may render a block element and clear the pending break.
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ConditionalSetPendingBreak(writer);
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ConditionalRenderClosingSpanElement(writer);
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ConditionalExitStyle(writer, Style);
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}
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/// <include file='doc\XhtmlBasicTextViewAdapter.uex' path='docs/doc[@for="XhtmlTextViewAdapter.RenderElement"]/*' />
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public void RenderElement(XhtmlMobileTextWriter writer, int index, int beginSubstring, int endSubstring) {
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TextViewElement element = Control.GetElement(index);
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writer.WritePendingBreak();
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if (endSubstring == -1) {
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endSubstring = element.Text.Length;
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}
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String text = element.Text;
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if (beginSubstring > 0 || endSubstring < text.Length) {
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text = text.Substring(beginSubstring, endSubstring - beginSubstring);
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}
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BooleanOption prevBold = Style.Font.Bold;
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BooleanOption prevItalic = Style.Font.Italic;
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if (element.IsBold) {
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Style.Font.Bold = BooleanOption.True;
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}
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if (element.IsItalic) {
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Style.Font.Italic = BooleanOption.True;
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}
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ConditionalEnterStyle(writer, Style);
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if (element.Url != null) {
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RenderBeginLink(writer, element.Url);
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writer.WriteEncodedText(text);
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RenderEndLink(writer);
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}
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else {
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writer.WriteEncodedText(text);
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}
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if (element.BreakAfter) {
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writer.SetPendingBreak();
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}
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ConditionalExitStyle(writer, Style);
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Style.Font.Bold = prevBold;
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Style.Font.Italic = prevItalic;
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}
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}
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}
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