mcs/class/System.Web/System.Web.UI/HtmlTextWriter.cs

   1
   2 //
   3 // Permission is hereby granted, free of charge, to any person obtaining
   4 // a copy of this software and associated documentation files (the
   5 // "Software"), to deal in the Software without restriction, including
   6 // without limitation the rights to use, copy, modify, merge, publish,
   7 // distribute, sublicense, and/or sell copies of the Software, and to
   8 // permit persons to whom the Software is furnished to do so, subject to
   9 // the following conditions:
  10 //
  11 // The above copyright notice and this permission notice shall be
  12 // included in all copies or substantial portions of the Software.
  13 //
  14 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  15 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  16 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  17 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  18 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  19 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  20 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  21 //
  22 /*      System.Web.UI\r
  23 *       Authors\r
  24 *               Leen Toelen (toelen@hotmail.com)\r
  25 */\r
  26 \r
  27 using System;\r
  28 using System.IO;\r
  29 using System.Collections;\r
  30 using System.Web;\r
  31 using System.Web.UI;\r
  32 \r
  33 namespace System.Web.UI{\r
  34 \r
  35 public class HtmlTextWriter : System.IO.TextWriter {\r
  36 \r
  37 static HtmlTextWriter(){\r
  38         HtmlTextWriter._tagKeyLookupTable = new Hashtable(97,CaseInsensitiveHashCodeProvider.Default,\r
  39                                                           CaseInsensitiveComparer.Default);\r
  40         HtmlTextWriter._tagNameLookupArray = new TagInformation[97];\r
  41         HtmlTextWriter.RegisterTag("", HtmlTextWriterTag.Unknown, TagType.Other);\r
  42         HtmlTextWriter.RegisterTag("a", HtmlTextWriterTag.A, TagType.Inline);\r
  43         HtmlTextWriter.RegisterTag("acronym", HtmlTextWriterTag.Acronym, TagType.Inline);\r
  44         HtmlTextWriter.RegisterTag("address", HtmlTextWriterTag.Address, TagType.Other);\r
  45         HtmlTextWriter.RegisterTag("area", HtmlTextWriterTag.Area, TagType.Other);\r
  46         HtmlTextWriter.RegisterTag("b", HtmlTextWriterTag.B, TagType.Inline);\r
  47         HtmlTextWriter.RegisterTag("base", HtmlTextWriterTag.Base, TagType.NonClosing);\r
  48         HtmlTextWriter.RegisterTag("basefont", HtmlTextWriterTag.Basefont, TagType.NonClosing);\r
  49         HtmlTextWriter.RegisterTag("bdo", HtmlTextWriterTag.Bdo, TagType.Inline);\r
  50         HtmlTextWriter.RegisterTag("bgsound", HtmlTextWriterTag.Bgsound, TagType.NonClosing);\r
  51         HtmlTextWriter.RegisterTag("big", HtmlTextWriterTag.Big, TagType.Inline);\r
  52         HtmlTextWriter.RegisterTag("blockquote", HtmlTextWriterTag.Blockquote, TagType.Other);\r
  53         HtmlTextWriter.RegisterTag("body", HtmlTextWriterTag.Body, TagType.Other);\r
  54         HtmlTextWriter.RegisterTag("br", HtmlTextWriterTag.Br, TagType.Other);\r
  55         HtmlTextWriter.RegisterTag("button", HtmlTextWriterTag.Button, TagType.Inline);\r
  56         HtmlTextWriter.RegisterTag("caption", HtmlTextWriterTag.Caption, TagType.Other);\r
  57         HtmlTextWriter.RegisterTag("center", HtmlTextWriterTag.Center, TagType.Other);\r
  58         HtmlTextWriter.RegisterTag("cite", HtmlTextWriterTag.Cite, TagType.Inline);\r
  59         HtmlTextWriter.RegisterTag("code", HtmlTextWriterTag.Code, TagType.Inline);\r
  60         HtmlTextWriter.RegisterTag("col", HtmlTextWriterTag.Col, TagType.NonClosing);\r
  61         HtmlTextWriter.RegisterTag("colgroup", HtmlTextWriterTag.Colgroup, TagType.Other);\r
  62         HtmlTextWriter.RegisterTag("del", HtmlTextWriterTag.Del, TagType.Inline);\r
  63         HtmlTextWriter.RegisterTag("dd", HtmlTextWriterTag.Dd, TagType.Inline);\r
  64         HtmlTextWriter.RegisterTag("dfn", HtmlTextWriterTag.Dfn, TagType.Inline);\r
  65         HtmlTextWriter.RegisterTag("dir", HtmlTextWriterTag.Dir, TagType.Other);\r
  66         HtmlTextWriter.RegisterTag("div", HtmlTextWriterTag.Div, TagType.Other);\r
  67         HtmlTextWriter.RegisterTag("dl", HtmlTextWriterTag.Dl, TagType.Other);\r
  68         HtmlTextWriter.RegisterTag("dt", HtmlTextWriterTag.Dt, TagType.Inline);\r
  69         HtmlTextWriter.RegisterTag("em", HtmlTextWriterTag.Em, TagType.Inline);\r
  70         HtmlTextWriter.RegisterTag("embed", HtmlTextWriterTag.Embed, TagType.NonClosing);\r
  71         HtmlTextWriter.RegisterTag("fieldset", HtmlTextWriterTag.Fieldset, TagType.Other);\r
  72         HtmlTextWriter.RegisterTag("font", HtmlTextWriterTag.Font, TagType.Inline);\r
  73         HtmlTextWriter.RegisterTag("form", HtmlTextWriterTag.Form, TagType.Other);\r
  74         HtmlTextWriter.RegisterTag("frame", HtmlTextWriterTag.Frame, TagType.NonClosing);\r
  75         HtmlTextWriter.RegisterTag("frameset", HtmlTextWriterTag.Frameset, TagType.Other);\r
  76         HtmlTextWriter.RegisterTag("h1", HtmlTextWriterTag.H1, TagType.Other);\r
  77         HtmlTextWriter.RegisterTag("h2", HtmlTextWriterTag.H2, TagType.Other);\r
  78         HtmlTextWriter.RegisterTag("h3", HtmlTextWriterTag.H3, TagType.Other);\r
  79         HtmlTextWriter.RegisterTag("h4", HtmlTextWriterTag.H4, TagType.Other);\r
  80         HtmlTextWriter.RegisterTag("h5", HtmlTextWriterTag.H5, TagType.Other);\r
  81         HtmlTextWriter.RegisterTag("h6", HtmlTextWriterTag.H6, TagType.Other);\r
  82         HtmlTextWriter.RegisterTag("head", HtmlTextWriterTag.Head, TagType.Other);\r
  83         HtmlTextWriter.RegisterTag("hr", HtmlTextWriterTag.Hr, TagType.NonClosing);\r
  84         HtmlTextWriter.RegisterTag("html", HtmlTextWriterTag.Html, TagType.Other);\r
  85         HtmlTextWriter.RegisterTag("i", HtmlTextWriterTag.I, TagType.Inline);\r
  86         HtmlTextWriter.RegisterTag("iframe", HtmlTextWriterTag.Iframe, TagType.Other);\r
  87         HtmlTextWriter.RegisterTag("img", HtmlTextWriterTag.Img, TagType.NonClosing);\r
  88         HtmlTextWriter.RegisterTag("input", HtmlTextWriterTag.Input, TagType.NonClosing);\r
  89         HtmlTextWriter.RegisterTag("ins", HtmlTextWriterTag.Ins, TagType.Inline);\r
  90         HtmlTextWriter.RegisterTag("isindex", HtmlTextWriterTag.Isindex, TagType.NonClosing);\r
  91         HtmlTextWriter.RegisterTag("kbd", HtmlTextWriterTag.Kbd, TagType.Inline);\r
  92         HtmlTextWriter.RegisterTag("label", HtmlTextWriterTag.Label, TagType.Inline);\r
  93         HtmlTextWriter.RegisterTag("legend", HtmlTextWriterTag.Legend, TagType.Other);\r
  94         HtmlTextWriter.RegisterTag("li", HtmlTextWriterTag.Li, TagType.Inline);\r
  95         HtmlTextWriter.RegisterTag("link", HtmlTextWriterTag.Link, TagType.NonClosing);\r
  96         HtmlTextWriter.RegisterTag("map", HtmlTextWriterTag.Map, TagType.Other);\r
  97         HtmlTextWriter.RegisterTag("marquee", HtmlTextWriterTag.Marquee, TagType.Other);\r
  98         HtmlTextWriter.RegisterTag("menu", HtmlTextWriterTag.Menu, TagType.Other);\r
  99         HtmlTextWriter.RegisterTag("meta", HtmlTextWriterTag.Meta, TagType.NonClosing);\r
 100         HtmlTextWriter.RegisterTag("nobr", HtmlTextWriterTag.Nobr, TagType.Inline);\r
 101         HtmlTextWriter.RegisterTag("noframes", HtmlTextWriterTag.Noframes, TagType.Other);\r
 102         HtmlTextWriter.RegisterTag("noscript", HtmlTextWriterTag.Noscript, TagType.Other);\r
 103         HtmlTextWriter.RegisterTag("object", HtmlTextWriterTag.Object, TagType.Other);\r
 104         HtmlTextWriter.RegisterTag("ol", HtmlTextWriterTag.Ol, TagType.Other);\r
 105         HtmlTextWriter.RegisterTag("option", HtmlTextWriterTag.Option, TagType.Other);\r
 106         HtmlTextWriter.RegisterTag("p", HtmlTextWriterTag.P, TagType.Inline);\r
 107         HtmlTextWriter.RegisterTag("param", HtmlTextWriterTag.Param, TagType.Other);\r
 108         HtmlTextWriter.RegisterTag("pre", HtmlTextWriterTag.Pre, TagType.Other);\r
 109         HtmlTextWriter.RegisterTag("q", HtmlTextWriterTag.Q, TagType.Inline);\r
 110         HtmlTextWriter.RegisterTag("rt", HtmlTextWriterTag.Rt, TagType.Other);\r
 111         HtmlTextWriter.RegisterTag("ruby", HtmlTextWriterTag.Ruby, TagType.Other);\r
 112         HtmlTextWriter.RegisterTag("s", HtmlTextWriterTag.S, TagType.Inline);\r
 113         HtmlTextWriter.RegisterTag("samp", HtmlTextWriterTag.Samp, TagType.Inline);\r
 114         HtmlTextWriter.RegisterTag("script", HtmlTextWriterTag.Script, TagType.Other);\r
 115         HtmlTextWriter.RegisterTag("select", HtmlTextWriterTag.Select, TagType.Other);\r
 116         HtmlTextWriter.RegisterTag("small", HtmlTextWriterTag.Small, TagType.Other);\r
 117         HtmlTextWriter.RegisterTag("span", HtmlTextWriterTag.Span, TagType.Inline);\r
 118         HtmlTextWriter.RegisterTag("strike", HtmlTextWriterTag.Strike, TagType.Inline);\r
 119         HtmlTextWriter.RegisterTag("strong", HtmlTextWriterTag.Strong, TagType.Inline);\r
 120         HtmlTextWriter.RegisterTag("style", HtmlTextWriterTag.Style, TagType.Other);\r
 121         HtmlTextWriter.RegisterTag("sub", HtmlTextWriterTag.Sub, TagType.Inline);\r
 122         HtmlTextWriter.RegisterTag("sup", HtmlTextWriterTag.Sup, TagType.Inline);\r
 123         HtmlTextWriter.RegisterTag("table", HtmlTextWriterTag.Table, TagType.Other);\r
 124         HtmlTextWriter.RegisterTag("tbody", HtmlTextWriterTag.Tbody, TagType.Other);\r
 125         HtmlTextWriter.RegisterTag("td", HtmlTextWriterTag.Td, TagType.Inline);\r
 126         HtmlTextWriter.RegisterTag("textarea", HtmlTextWriterTag.Textarea, TagType.Inline);\r
 127         HtmlTextWriter.RegisterTag("tfoot", HtmlTextWriterTag.Tfoot, TagType.Other);\r
 128         HtmlTextWriter.RegisterTag("th", HtmlTextWriterTag.Th, TagType.Inline);\r
 129         HtmlTextWriter.RegisterTag("thead", HtmlTextWriterTag.Thead, TagType.Other);\r
 130         HtmlTextWriter.RegisterTag("title", HtmlTextWriterTag.Title, TagType.Other);\r
 131         HtmlTextWriter.RegisterTag("tr", HtmlTextWriterTag.Tr, TagType.Other);\r
 132         HtmlTextWriter.RegisterTag("tt", HtmlTextWriterTag.Tt, TagType.Inline);\r
 133         HtmlTextWriter.RegisterTag("u", HtmlTextWriterTag.U, TagType.Inline);\r
 134         HtmlTextWriter.RegisterTag("ul", HtmlTextWriterTag.Ul, TagType.Other);\r
 135         HtmlTextWriter.RegisterTag("var", HtmlTextWriterTag.Var, TagType.Inline);\r
 136         HtmlTextWriter.RegisterTag("wbr", HtmlTextWriterTag.Wbr, TagType.NonClosing);\r
 137         HtmlTextWriter.RegisterTag("xml", HtmlTextWriterTag.Xml, TagType.Other);\r
 138 \r
 139         HtmlTextWriter._attrKeyLookupTable = new Hashtable(40,CaseInsensitiveHashCodeProvider.Default,\r
 140                                                            CaseInsensitiveComparer.Default);\r
 141         HtmlTextWriter._attrNameLookupArray = new AttributeInformation[40];\r
 142         HtmlTextWriter.RegisterAttribute("accesskey", HtmlTextWriterAttribute.Accesskey, true);\r
 143         HtmlTextWriter.RegisterAttribute("align", HtmlTextWriterAttribute.Align, false);\r
 144         HtmlTextWriter.RegisterAttribute("alt", HtmlTextWriterAttribute.Alt, true);\r
 145         HtmlTextWriter.RegisterAttribute("background", HtmlTextWriterAttribute.Background, true);\r
 146         HtmlTextWriter.RegisterAttribute("bgcolor", HtmlTextWriterAttribute.Bgcolor, false);\r
 147         HtmlTextWriter.RegisterAttribute("border", HtmlTextWriterAttribute.Border, false);\r
 148         HtmlTextWriter.RegisterAttribute("bordercolor", HtmlTextWriterAttribute.Bordercolor, false);\r
 149         HtmlTextWriter.RegisterAttribute("cellpadding", HtmlTextWriterAttribute.Cellpadding, false);\r
 150         HtmlTextWriter.RegisterAttribute("cellspacing", HtmlTextWriterAttribute.Cellspacing, false);\r
 151         HtmlTextWriter.RegisterAttribute("checked", HtmlTextWriterAttribute.Checked, false);\r
 152         HtmlTextWriter.RegisterAttribute("class", HtmlTextWriterAttribute.Class, true);\r
 153         HtmlTextWriter.RegisterAttribute("cols", HtmlTextWriterAttribute.Cols, false);\r
 154         HtmlTextWriter.RegisterAttribute("colspan", HtmlTextWriterAttribute.Colspan, false);\r
 155         HtmlTextWriter.RegisterAttribute("disabled", HtmlTextWriterAttribute.Disabled, false);\r
 156         HtmlTextWriter.RegisterAttribute("for", HtmlTextWriterAttribute.For, false);\r
 157         HtmlTextWriter.RegisterAttribute("height", HtmlTextWriterAttribute.Height, false);\r
 158         HtmlTextWriter.RegisterAttribute("href", HtmlTextWriterAttribute.Href, true);\r
 159         HtmlTextWriter.RegisterAttribute("id", HtmlTextWriterAttribute.Id, false);\r
 160         HtmlTextWriter.RegisterAttribute("maxlength", HtmlTextWriterAttribute.Maxlength, false);\r
 161         HtmlTextWriter.RegisterAttribute("multiple", HtmlTextWriterAttribute.Multiple, false);\r
 162         HtmlTextWriter.RegisterAttribute("name", HtmlTextWriterAttribute.Name, false);\r
 163         HtmlTextWriter.RegisterAttribute("nowrap", HtmlTextWriterAttribute.Nowrap, false);\r
 164         HtmlTextWriter.RegisterAttribute("onchange", HtmlTextWriterAttribute.Onchange, true);\r
 165         HtmlTextWriter.RegisterAttribute("onclick", HtmlTextWriterAttribute.Onclick, true);\r
 166         HtmlTextWriter.RegisterAttribute("readonly", HtmlTextWriterAttribute.ReadOnly, false);\r
 167         HtmlTextWriter.RegisterAttribute("rows", HtmlTextWriterAttribute.Rows, false);\r
 168         HtmlTextWriter.RegisterAttribute("rowspan", HtmlTextWriterAttribute.Rowspan, false);\r
 169         HtmlTextWriter.RegisterAttribute("rules", HtmlTextWriterAttribute.Rules, false);\r
 170         HtmlTextWriter.RegisterAttribute("selected", HtmlTextWriterAttribute.Selected, false);\r
 171         HtmlTextWriter.RegisterAttribute("size", HtmlTextWriterAttribute.Size, false);\r
 172         HtmlTextWriter.RegisterAttribute("src", HtmlTextWriterAttribute.Src, true);\r
 173         HtmlTextWriter.RegisterAttribute("style", HtmlTextWriterAttribute.Style, false);\r
 174         HtmlTextWriter.RegisterAttribute("tabindex", HtmlTextWriterAttribute.Tabindex, false);\r
 175         HtmlTextWriter.RegisterAttribute("target", HtmlTextWriterAttribute.Target, false);\r
 176         HtmlTextWriter.RegisterAttribute("title", HtmlTextWriterAttribute.Title, true);\r
 177         HtmlTextWriter.RegisterAttribute("type", HtmlTextWriterAttribute.Type, false);\r
 178         HtmlTextWriter.RegisterAttribute("valign", HtmlTextWriterAttribute.Valign, false);\r
 179         HtmlTextWriter.RegisterAttribute("value", HtmlTextWriterAttribute.Value, true);\r
 180         HtmlTextWriter.RegisterAttribute("width", HtmlTextWriterAttribute.Width, false);\r
 181         HtmlTextWriter.RegisterAttribute("wrap", HtmlTextWriterAttribute.Wrap, false);\r
 182 \r
 183         HtmlTextWriter._styleKeyLookupTable = new Hashtable(14,CaseInsensitiveHashCodeProvider.Default,\r
 184                                                                 CaseInsensitiveComparer.Default);\r
 185         HtmlTextWriter._styleNameLookupArray = new String[14];\r
 186         HtmlTextWriter.RegisterStyle("background-color", HtmlTextWriterStyle.BackgroundColor);\r
 187         HtmlTextWriter.RegisterStyle("background-image", HtmlTextWriterStyle.BackgroundImage);\r
 188         HtmlTextWriter.RegisterStyle("border-collapse", HtmlTextWriterStyle.BorderCollapse);\r
 189         HtmlTextWriter.RegisterStyle("border-color", HtmlTextWriterStyle.BorderColor);\r
 190         HtmlTextWriter.RegisterStyle("border-style", HtmlTextWriterStyle.BorderStyle);\r
 191         HtmlTextWriter.RegisterStyle("border-width", HtmlTextWriterStyle.BorderWidth);\r
 192         HtmlTextWriter.RegisterStyle("color", HtmlTextWriterStyle.Color);\r
 193         HtmlTextWriter.RegisterStyle("font-family", HtmlTextWriterStyle.FontFamily);\r
 194         HtmlTextWriter.RegisterStyle("font-size", HtmlTextWriterStyle.FontSize);\r
 195         HtmlTextWriter.RegisterStyle("font-style", HtmlTextWriterStyle.FontStyle);\r
 196         HtmlTextWriter.RegisterStyle("font-weight", HtmlTextWriterStyle.FontWeight);\r
 197         HtmlTextWriter.RegisterStyle("height", HtmlTextWriterStyle.Height);\r
 198         HtmlTextWriter.RegisterStyle("text-decoration", HtmlTextWriterStyle.TextDecoration);\r
 199         HtmlTextWriter.RegisterStyle("width", HtmlTextWriterStyle.Width);\r
 200 }\r
 201 \r
 202 public HtmlTextWriter(TextWriter writer):this(writer, " "){}\r
 203 \r
 204 public HtmlTextWriter(TextWriter writer, string tabString) : base() {\r
 205         this.writer = writer;\r
 206         this.tabString = tabString;\r
 207         indentLevel = 0;\r
 208         tabsPending = false;\r
 209         _httpWriter = writer as HttpWriter;\r
 210         _isDescendant = GetType() == typeof(HtmlTextWriter) == false;\r
 211         _attrList = new RenderAttribute[20];\r
 212         _attrCount = 0;\r
 213         _styleList = new RenderStyle[20];\r
 214         _styleCount = 0;\r
 215         _endTags = new TagStackEntry[16];\r
 216         _endTagCount = 0;\r
 217         _inlineCount = 0;\r
 218 }\r
 219 \r
 220 public virtual void AddAttribute(HtmlTextWriterAttribute key, string value){\r
 221         if ((int) key >= 0 && (int) key < HtmlTextWriter._attrNameLookupArray.Length) {\r
 222                 AttributeInformation attrInfo = HtmlTextWriter._attrNameLookupArray[(int) key];\r
 223                 AddAttribute(attrInfo.name, value, key, attrInfo.encode);\r
 224         }\r
 225 }\r
 226 \r
 227 public virtual void AddAttribute(HtmlTextWriterAttribute key, string value, bool fEncode){\r
 228         if ((int) key >= 0 && (int) key < HtmlTextWriter._attrNameLookupArray.Length) {\r
 229                 AddAttribute(HtmlTextWriter._attrNameLookupArray[(int) key].name, value, key, fEncode);\r
 230         }\r
 231 }\r
 232 \r
 233 public virtual void AddAttribute(string name, string value){\r
 234         HtmlTextWriterAttribute attr = GetAttributeKey(name);\r
 235         value = EncodeAttributeValue(GetAttributeKey(name), value);\r
 236         AddAttribute(name, value, attr);\r
 237 }\r
 238 \r
 239 public virtual void AddAttribute(string name, string value, bool fEndode){\r
 240         value = EncodeAttributeValue(value, fEndode);\r
 241         AddAttribute(name, value, GetAttributeKey(name));\r
 242 }\r
 243 \r
 244 protected virtual void AddAttribute(string name, string value, HtmlTextWriterAttribute key){\r
 245         AddAttribute(name, value, key, false);\r
 246 }\r
 247 \r
 248 private void AddAttribute(string name, string value, HtmlTextWriterAttribute key, bool encode){\r
 249         if (_attrCount >= (int) _attrList.Length) {\r
 250                 RenderAttribute[] rAttrArr = new RenderAttribute[_attrList.Length * 2];\r
 251                 System.Array.Copy(_attrList, rAttrArr, (int) _attrList.Length);\r
 252                 _attrList = rAttrArr;\r
 253         }\r
 254         RenderAttribute rAttr;\r
 255         rAttr.name = name;\r
 256         rAttr.value = value;\r
 257         rAttr.key = key;\r
 258         rAttr.encode = encode;\r
 259         _attrList [_attrCount++] = rAttr;\r
 260 }\r
 261 \r
 262 public virtual void AddStyleAttribute(HtmlTextWriterStyle key, string value){\r
 263         AddStyleAttribute(GetStyleName(key), value, key);\r
 264 }\r
 265 \r
 266 public virtual void AddStyleAttribute(string name, string value){\r
 267         AddStyleAttribute(name, value, GetStyleKey(name));\r
 268 }\r
 269 \r
 270 protected virtual void AddStyleAttribute(string name, string value, HtmlTextWriterStyle key){\r
 271         if (_styleCount >= (int) _styleList.Length) {\r
 272                 RenderStyle[] rAttrArr = new RenderStyle[_styleList.Length * 2];\r
 273                 System.Array.Copy(_styleList, rAttrArr, (int) _styleList.Length);\r
 274                 _styleList = rAttrArr;\r
 275         }\r
 276         RenderStyle rAttr;\r
 277         rAttr.name = name;\r
 278         rAttr.value = value;\r
 279         rAttr.key = key;\r
 280         _styleList [_styleCount++] = rAttr;\r
 281 }\r
 282 \r
 283 public override void Close(){\r
 284         writer.Close();\r
 285 }\r
 286 \r
 287 protected virtual string EncodeAttributeValue(HtmlTextWriterAttribute attrKey, string value){\r
 288         bool valid = true;\r
 289         if (0 <= (int) attrKey && (int) attrKey < HtmlTextWriter._attrNameLookupArray.Length)\r
 290                 valid = HtmlTextWriter._attrNameLookupArray[(int) attrKey].encode;\r
 291         return EncodeAttributeValue(value, valid);\r
 292 }\r
 293 \r
 294 protected string EncodeAttributeValue(string value, bool fEncode){\r
 295         if (value == null)\r
 296                 return null;\r
 297         if (!(fEncode))\r
 298                 return value;\r
 299         return System.Web.HttpUtility.HtmlAttributeEncode(value);\r
 300 }\r
 301 \r
 302 protected string EncodeUrl(string url){\r
 303         if (url.IndexOf(SpaceChar) < 0)\r
 304                 return url;\r
 305         System.Text.StringBuilder sb = new System.Text.StringBuilder();\r
 306         for(int i=0; i <= url.Length; i++){\r
 307                 char temp = url[i];\r
 308                 if (temp != 32)\r
 309                         sb.Append(temp);\r
 310                 else\r
 311                         sb.Append("%20");\r
 312         }\r
 313         return sb.ToString();\r
 314 }\r
 315 \r
 316 protected virtual void FilterAttributes(){\r
 317         int count = 0;\r
 318         for(int i=0; i < _styleCount; i++){\r
 319                 RenderStyle rStyle = _styleList[i];\r
 320                 if (OnStyleAttributeRender(rStyle.name, rStyle.value, rStyle.key)) {\r
 321                         count++;\r
 322                 }\r
 323         }\r
 324         _styleCount = count;\r
 325         count = 0;\r
 326         for(int i=0; i <= _attrCount; i++){\r
 327                 RenderAttribute rAttr = _attrList[i];\r
 328                 if (OnAttributeRender(rAttr.name, rAttr.value, rAttr.key)) {\r
 329                         count++;\r
 330                 }\r
 331         }\r
 332         _attrCount = count;\r
 333 }\r
 334 \r
 335 public override void Flush(){\r
 336         writer.Flush();\r
 337 }\r
 338 \r
 339 protected HtmlTextWriterAttribute GetAttributeKey(string attrName){\r
 340         if (attrName != null && attrName.Length > 0) {\r
 341                 object attr = HtmlTextWriter._attrKeyLookupTable[attrName];\r
 342                 if (attr != null)\r
 343                         return (HtmlTextWriterAttribute) attr;\r
 344         }\r
 345         return (HtmlTextWriterAttribute) (-1);\r
 346 }\r
 347 \r
 348 protected string GetAttributeName(HtmlTextWriterAttribute attrKey){\r
 349         if ((int) attrKey >= 0 && (int) attrKey < HtmlTextWriter._attrNameLookupArray.Length)\r
 350                 return HtmlTextWriter._attrNameLookupArray[(int) attrKey].name;\r
 351         return System.String.Empty;\r
 352 }\r
 353 \r
 354 protected HtmlTextWriterStyle GetStyleKey(string styleName){\r
 355         if (styleName != null && styleName.Length > 0) {\r
 356                 object style = HtmlTextWriter._styleKeyLookupTable[styleName];\r
 357                 if (style != null)\r
 358                         return (HtmlTextWriterStyle) style;\r
 359         }\r
 360         return (HtmlTextWriterStyle) (-1);\r
 361 }\r
 362 \r
 363 protected string GetStyleName(HtmlTextWriterStyle styleKey){\r
 364         if ((int) styleKey >= 0 && (int) styleKey < HtmlTextWriter._styleNameLookupArray.Length)\r
 365                 return HtmlTextWriter._styleNameLookupArray[(int) styleKey];\r
 366         return System.String.Empty;\r
 367 }\r
 368 \r
 369 protected virtual HtmlTextWriterTag GetTagKey(string tagName){\r
 370         if (tagName != null && tagName.Length > 0) {\r
 371                 object tag = HtmlTextWriter._tagKeyLookupTable[tagName];\r
 372                 if (tag != null)\r
 373                         return (HtmlTextWriterTag) tag;\r
 374         }\r
 375         return 0;\r
 376 }\r
 377 \r
 378 protected virtual string GetTagName(HtmlTextWriterTag tagKey){\r
 379         if ((int) tagKey >= 0 && (int) tagKey < HtmlTextWriter._tagNameLookupArray.Length)\r
 380                 return HtmlTextWriter._tagNameLookupArray[(int) tagKey].name;\r
 381         return System.String.Empty;\r
 382 }\r
 383 \r
 384 protected bool IsAttributeDefined(HtmlTextWriterAttribute key){\r
 385         for (int i=0; i < _attrCount; i++) {\r
 386                 if (_attrList[i].key == key)\r
 387                         return true;\r
 388         }\r
 389         return false;\r
 390 }\r
 391 \r
 392 protected bool IsAttributeDefined(HtmlTextWriterAttribute key, out string value){\r
 393         value = null;\r
 394         for (int i=0; i < _attrCount; i++) {\r
 395                 if (_attrList[i].key == key) {\r
 396                         value = _attrList[i].value;\r
 397                         return true;\r
 398                 }\r
 399         }\r
 400         return false;\r
 401 }\r
 402 \r
 403 protected bool IsStyleAttributeDefined(HtmlTextWriterStyle key){\r
 404         for (int i= 0; i < _styleCount; i++) {\r
 405                 if (_styleList[i].key == key)\r
 406                         return true;\r
 407         }\r
 408         return false;\r
 409 }\r
 410 \r
 411 protected bool IsStyleAttributeDefined(HtmlTextWriterStyle key, out string value){\r
 412         value = null;\r
 413         for( int i=0; i < _styleCount; i++) {\r
 414                 if (_styleList[i].key == key) {\r
 415                         value = _styleList[i].value;\r
 416                         return true;\r
 417                 }\r
 418         }\r
 419         return false;\r
 420 }\r
 421 \r
 422 protected virtual bool OnAttributeRender(string name, string value, HtmlTextWriterAttribute key){\r
 423         return true;\r
 424 }\r
 425 \r
 426 protected virtual bool OnStyleAttributeRender(string name, string value, HtmlTextWriterStyle key){\r
 427         return true;\r
 428 }\r
 429 \r
 430 protected virtual bool OnTagRender(string name, HtmlTextWriterTag key){\r
 431         return true;\r
 432 }\r
 433 \r
 434 protected virtual void OutputTabs(){\r
 435         if (tabsPending) {\r
 436                 for(int i=0; i < indentLevel; i++) {\r
 437                         writer.Write(tabString);\r
 438                 }\r
 439                 tabsPending = false;\r
 440         }\r
 441 }\r
 442 \r
 443 protected string PopEndTag(){\r
 444         if (_endTagCount <= 0)\r
 445                 throw new InvalidOperationException("A PopEndTag was called without a corresponding PushEndTag");\r
 446         _endTagCount--;\r
 447         TagKey = _endTags[_endTagCount].tagKey;\r
 448         return _endTags[_endTagCount].endTagText;\r
 449 }\r
 450 \r
 451 protected void PushEndTag(string endTag){\r
 452         if (_endTagCount >= (int) _endTags.Length) {\r
 453                 TagStackEntry[] temp = new TagStackEntry[(int) _endTags.Length * 2];\r
 454                 System.Array.Copy(_endTags, temp, (int) _endTags.Length);\r
 455                 _endTags = temp;\r
 456         }\r
 457         _endTags[_endTagCount].tagKey = _tagKey;\r
 458         _endTags[_endTagCount].endTagText = endTag;\r
 459         _endTagCount++;\r
 460 }\r
 461 \r
 462 protected static void RegisterAttribute(string name, HtmlTextWriterAttribute key){\r
 463         HtmlTextWriter.RegisterAttribute(name, key, false);\r
 464 }\r
 465 \r
 466 private static void RegisterAttribute(string name, HtmlTextWriterAttribute key, bool fEncode){\r
 467         name = name.ToLower();\r
 468         HtmlTextWriter._attrKeyLookupTable.Add(name, key);\r
 469         if ((int) key < (int) HtmlTextWriter._attrNameLookupArray.Length)\r
 470                 HtmlTextWriter._attrNameLookupArray[(int) key] = new AttributeInformation(name, fEncode);\r
 471 }\r
 472 \r
 473 protected static void RegisterStyle(string name, HtmlTextWriterStyle key){\r
 474         name = name.ToLower();\r
 475         HtmlTextWriter._styleKeyLookupTable.Add(name, key);\r
 476         if ((int) key < (int) HtmlTextWriter._styleNameLookupArray.Length)\r
 477                 HtmlTextWriter._styleNameLookupArray[(int) key] = name;\r
 478 }\r
 479 \r
 480 protected static void RegisterTag(string name, HtmlTextWriterTag key){\r
 481         HtmlTextWriter.RegisterTag(name, key, TagType.Other);\r
 482 }\r
 483 \r
 484 private static void RegisterTag(string name, HtmlTextWriterTag key, TagType type){\r
 485         name = name.ToLower();\r
 486         HtmlTextWriter._tagKeyLookupTable.Add(name, key);\r
 487         string fullTag = null;\r
 488         if ((int) type != 1 && (int) key != 0) {\r
 489                 fullTag = EndTagLeftChars + name + TagRightChar;\r
 490         }\r
 491         if ((int) key < HtmlTextWriter._tagNameLookupArray.Length)\r
 492                 HtmlTextWriter._tagNameLookupArray[(int) key] = new TagInformation(name, type, fullTag);\r
 493 }\r
 494 \r
 495 protected virtual string RenderAfterContent(){\r
 496         return null;\r
 497 }\r
 498 \r
 499 protected virtual string RenderAfterTag(){\r
 500         return null;\r
 501 }\r
 502 \r
 503 protected virtual string RenderBeforeContent(){\r
 504         return null;\r
 505 }\r
 506 \r
 507 protected virtual string RenderBeforeTag(){\r
 508         return null;\r
 509 }\r
 510 \r
 511 public virtual void RenderBeginTag(HtmlTextWriterTag tagKey){\r
 512         TagKey = tagKey;\r
 513         bool tagRendered = true;\r
 514         bool tagRender = true;\r
 515         if (_isDescendant) {\r
 516                 tagRender = OnTagRender(_tagName, _tagKey);\r
 517                 FilterAttributes();\r
 518                 string beforeTag = RenderBeforeTag();\r
 519                 if (beforeTag != null) {\r
 520                         if (tabsPending)\r
 521                                 OutputTabs();\r
 522                         writer.Write(beforeTag);\r
 523                 }\r
 524         }\r
 525         TagInformation currentTag = HtmlTextWriter._tagNameLookupArray[_tagIndex];\r
 526         if (currentTag.closingTag == null && currentTag.tagType == TagType.Other) {\r
 527                 currentTag.closingTag = EndTagLeftChars + _tagName + TagRightChar;\r
 528         }\r
 529 \r
 530         if (tagRender) {\r
 531                 tagRendered = false;\r
 532                 if (tabsPending)\r
 533                         OutputTabs();\r
 534                 writer.Write(TagLeftChar);\r
 535                 writer.Write(_tagName);\r
 536                 RenderAttribute rAttr;\r
 537                 string rAttrValue = null;\r
 538                 for (int i=0; i < _attrCount; i++) {\r
 539                         rAttr = _attrList[i];\r
 540                         if (rAttr.key == HtmlTextWriterAttribute.Style)\r
 541                                 rAttrValue = rAttr.value;\r
 542                         else {\r
 543                                 writer.Write(SpaceChar);\r
 544                                 writer.Write(rAttr.name);\r
 545                                 if (rAttr.value != null) {\r
 546                                         writer.Write(EqualsChar);\r
 547                                         writer.Write(DoubleQuoteChar);\r
 548                                         if (rAttr.encode) {\r
 549                                                 if (_httpWriter == null) {\r
 550                                                         System.Web.HttpUtility.HtmlAttributeEncode(rAttr.value, writer);\r
 551                                                 }\r
 552                                                 else {\r
 553                                                         System.Web.HttpUtility.HtmlAttributeEncode(rAttr.value, (TextWriter) _httpWriter);\r
 554                                                 }\r
 555                                         }\r
 556                                         else {\r
 557                                                 writer.Write(rAttr.value);\r
 558                                         }\r
 559                                         writer.Write(DoubleQuoteChar);\r
 560                                 }\r
 561                         }\r
 562                 }\r
 563                 if (_styleCount > 0 || rAttrValue != null) {\r
 564                         writer.Write(SpaceChar);\r
 565                         writer.Write("style");\r
 566                         writer.Write(EqualsChar);\r
 567                         writer.Write(DoubleQuoteChar);\r
 568                         RenderStyle rStyle;\r
 569                         for (int i=0; i < _styleCount; i++) {\r
 570                                 rStyle = _styleList[i];\r
 571                                 writer.Write(rStyle.name);\r
 572                                 writer.Write(StyleEqualsChar);\r
 573                                 writer.Write(rStyle.value);\r
 574                                 writer.Write(SemicolonChar);\r
 575                         }\r
 576                         if (rAttrValue != null)\r
 577                                 writer.Write(rAttrValue);\r
 578                         writer.Write(DoubleQuoteChar);\r
 579                 }\r
 580                 if (currentTag.tagType == TagType.NonClosing) {\r
 581                         writer.Write(SpaceChar);\r
 582                         writer.Write(SlashChar);\r
 583                         writer.Write(TagRightChar);\r
 584                 }\r
 585                 else\r
 586                         writer.Write(TagRightChar);\r
 587         }\r
 588         string beforeContent = RenderBeforeContent();\r
 589         if (beforeContent != null) {\r
 590                 if (tabsPending)\r
 591                         OutputTabs();\r
 592                 writer.Write(beforeContent);\r
 593         }\r
 594         if (tagRendered) {\r
 595                 if (currentTag.tagType == TagType.Inline)\r
 596                         _inlineCount++;\r
 597                 else {\r
 598                         WriteLine();\r
 599                         Indent++;\r
 600                 }\r
 601                 if (currentTag.closingTag == null) {\r
 602                         currentTag.closingTag = EndTagLeftChars + _tagName + TagRightChar;\r
 603                 }\r
 604         }\r
 605         if (_isDescendant) {\r
 606                 string afterContent = RenderAfterContent();\r
 607                 if (afterContent != null) {\r
 608                         if (currentTag.closingTag != null)\r
 609                                 currentTag.closingTag = afterContent;\r
 610                 }\r
 611                 string afterTag = RenderAfterTag();\r
 612                 if (afterTag != null) {\r
 613                         if (currentTag.closingTag != null)\r
 614                                 currentTag.closingTag = afterTag;\r
 615                 }\r
 616         }\r
 617         PushEndTag(currentTag.closingTag);\r
 618         _attrCount = 0;\r
 619         _styleCount = 0;\r
 620 }\r
 621 \r
 622 public virtual void RenderBeginTag(string tagName){\r
 623         TagName = tagName;\r
 624         RenderBeginTag(_tagKey);\r
 625 }\r
 626 \r
 627 public virtual void RenderEndTag(){\r
 628         string endTagText = PopEndTag();\r
 629         if (endTagText != null) {\r
 630                 if (HtmlTextWriter._tagNameLookupArray[_tagIndex].tagType == 0) {\r
 631                         _inlineCount--;\r
 632                         Write(endTagText);\r
 633                 }\r
 634                 else{\r
 635                         WriteLine();\r
 636                         Indent--;\r
 637                         Write(endTagText);\r
 638                 }\r
 639         }\r
 640 }\r
 641 \r
 642 public override void Write(bool value){\r
 643         if (tabsPending)\r
 644                 OutputTabs();\r
 645         writer.Write(value);\r
 646 }\r
 647 \r
 648 public override void Write(char value){\r
 649         if (tabsPending)\r
 650                 OutputTabs();\r
 651         writer.Write(value);\r
 652 }\r
 653 \r
 654 public override void Write(char[] buffer){\r
 655         if (tabsPending)\r
 656                 OutputTabs();\r
 657         writer.Write(buffer);\r
 658 }\r
 659 \r
 660 public override void Write(char[] buffer, int index, int count){\r
 661         if (tabsPending)\r
 662                 OutputTabs();\r
 663         writer.Write(buffer, index, count);\r
 664 }\r
 665 \r
 666 public override void Write(double value){\r
 667         if (tabsPending)\r
 668                 OutputTabs();\r
 669         writer.Write(value);\r
 670 }\r
 671 \r
 672 public override void Write(int value){\r
 673         if (tabsPending)\r
 674                 OutputTabs();\r
 675         writer.Write(value);\r
 676 }\r
 677 \r
 678 public override void Write(long value){\r
 679         if (tabsPending)\r
 680                 OutputTabs();\r
 681         writer.Write(value);\r
 682 }\r
 683 \r
 684 public override void Write(object value){\r
 685         if (tabsPending)\r
 686                 OutputTabs();\r
 687         writer.Write(value);\r
 688 }\r
 689 \r
 690 public override void Write(float value){\r
 691         if (tabsPending)\r
 692                 OutputTabs();\r
 693         writer.Write(value);\r
 694 }\r
 695 \r
 696 public override void Write(string s){\r
 697         if (tabsPending)\r
 698                 OutputTabs();\r
 699         writer.Write(s);\r
 700 }\r
 701 \r
 702 public override void Write(string format, object arg0){\r
 703         if (tabsPending)\r
 704                 OutputTabs();\r
 705         writer.Write(format, arg0);\r
 706 }\r
 707 \r
 708 public override void Write(string format, object arg0, object arg1){\r
 709         if (tabsPending)\r
 710                 OutputTabs();\r
 711         writer.Write(format, arg0, arg1);\r
 712 }\r
 713 \r
 714 public override void Write(string format, params object[] arg){\r
 715         if (tabsPending)\r
 716                 OutputTabs();\r
 717         writer.Write(format, arg);\r
 718 }\r
 719 \r
 720 public virtual void WriteAttribute(string name, string value){\r
 721         WriteAttribute(name, value, false);\r
 722 }\r
 723 \r
 724 public virtual void WriteAttribute(string name, string value, bool fEncode){\r
 725         writer.Write(SpaceChar);\r
 726         writer.Write(name);\r
 727         if (value != null) {\r
 728                 writer.Write(EqualsChar);\r
 729                 writer.Write(DoubleQuoteChar);\r
 730                 if (fEncode) {\r
 731                         if (_httpWriter == null) {\r
 732                                 System.Web.HttpUtility.HtmlAttributeEncode(value, writer);\r
 733                         }\r
 734                         else{\r
 735                                 System.Web.HttpUtility.HtmlAttributeEncode(value, (TextWriter) _httpWriter);\r
 736                         }\r
 737                 }\r
 738                 else{\r
 739                         writer.Write(value);\r
 740                 }\r
 741                 writer.Write(DoubleQuoteChar);\r
 742         }\r
 743 }\r
 744 \r
 745 public virtual void WriteBeginTag(string tagName){\r
 746         if (tabsPending)\r
 747                 OutputTabs();\r
 748         writer.Write(TagLeftChar);\r
 749         writer.Write(tagName);\r
 750 }\r
 751 \r
 752 public virtual void WriteEndTag(string tagName){\r
 753         if (tabsPending)\r
 754                 OutputTabs();\r
 755         writer.Write(TagLeftChar);\r
 756         writer.Write(SlashChar);\r
 757         writer.Write(tagName);\r
 758         writer.Write(TagRightChar);\r
 759 }\r
 760 \r
 761 public virtual void WriteFullBeginTag(string tagName){\r
 762         if (tabsPending)\r
 763                 OutputTabs();\r
 764         writer.Write(TagLeftChar);\r
 765         writer.Write(tagName);\r
 766         writer.Write(TagRightChar);\r
 767 }\r
 768 \r
 769 public override void WriteLine(){\r
 770         writer.WriteLine();\r
 771         tabsPending = true;\r
 772 }\r
 773 \r
 774 public override void WriteLine(bool value){\r
 775         if (tabsPending)\r
 776                 OutputTabs();\r
 777         writer.WriteLine(value);\r
 778         tabsPending = true;\r
 779 }\r
 780 \r
 781 public override void WriteLine(char value){\r
 782         if (tabsPending)\r
 783                 OutputTabs();\r
 784         writer.WriteLine(value);\r
 785         tabsPending = true;\r
 786 }\r
 787 \r
 788 public override void WriteLine(char[] buffer){\r
 789         if (tabsPending)\r
 790                 OutputTabs();\r
 791         writer.WriteLine(buffer);\r
 792         tabsPending = true;\r
 793 }\r
 794 \r
 795 public override void WriteLine(char[] buffer, int index, int count){\r
 796         if (tabsPending)\r
 797                 OutputTabs();\r
 798         writer.WriteLine(buffer, index, count);\r
 799         tabsPending = true;\r
 800 }\r
 801 \r
 802 public override void WriteLine(double value){\r
 803         if (tabsPending)\r
 804                 OutputTabs();\r
 805         writer.WriteLine(value);\r
 806         tabsPending = true;\r
 807 }\r
 808 \r
 809 public override void WriteLine(int value){\r
 810         if (tabsPending)\r
 811                 OutputTabs();\r
 812         writer.WriteLine(value);\r
 813         tabsPending = true;\r
 814 }\r
 815 \r
 816 public override void WriteLine(long value){\r
 817         if (tabsPending)\r
 818                 OutputTabs();\r
 819         writer.WriteLine(value);\r
 820         tabsPending = true;\r
 821 }\r
 822 \r
 823 public override void WriteLine(object value){\r
 824         if (tabsPending)\r
 825                 OutputTabs();\r
 826         writer.WriteLine(value);\r
 827         tabsPending = true;\r
 828 }\r
 829 \r
 830 public override void WriteLine(float value){\r
 831         if (tabsPending)\r
 832                 OutputTabs();\r
 833         writer.WriteLine(value);\r
 834         tabsPending = true;\r
 835 }\r
 836 \r
 837 public override void WriteLine(string s){\r
 838         if (tabsPending)\r
 839                 OutputTabs();\r
 840         writer.WriteLine(s);\r
 841         tabsPending = true;\r
 842 }\r
 843 \r
 844 public override void WriteLine(string format, object arg0){\r
 845         if (tabsPending)\r
 846                 OutputTabs();\r
 847         writer.WriteLine(format, arg0);\r
 848         tabsPending = true;\r
 849 }\r
 850 \r
 851 public override void WriteLine(string format, object arg0, object arg1){\r
 852         if (tabsPending)\r
 853                 OutputTabs();\r
 854         writer.WriteLine(format, arg0, arg1);\r
 855         tabsPending = true;\r
 856 }\r
 857 \r
 858 public override void WriteLine(string format, params object[] arg){\r
 859         if (tabsPending)\r
 860                 OutputTabs();\r
 861         writer.WriteLine(format, arg);\r
 862         tabsPending = true;\r
 863 }\r
 864 \r
 865 [CLSCompliant(false)]\r
 866 public override void WriteLine(uint value){\r
 867         if (tabsPending)\r
 868                 OutputTabs();\r
 869         writer.WriteLine(value);\r
 870         tabsPending = true;\r
 871 }\r
 872 \r
 873 public void WriteLineNoTabs(string s){\r
 874         writer.WriteLine(s);\r
 875 }\r
 876 \r
 877 public virtual void WriteStyleAttribute(string name, string value){\r
 878         WriteStyleAttribute(name, value, false);\r
 879 }\r
 880 \r
 881 public virtual void WriteStyleAttribute(string name, string value, bool fEncode){\r
 882         writer.Write(name);\r
 883         writer.Write(StyleEqualsChar);\r
 884         if (fEncode) {\r
 885                 if (_httpWriter == null) {\r
 886                         System.Web.HttpUtility.HtmlAttributeEncode(value, writer);\r
 887                 }\r
 888                 else{\r
 889                         System.Web.HttpUtility.HtmlAttributeEncode(value, (TextWriter) _httpWriter);\r
 890                 }\r
 891         }\r
 892         else {\r
 893                 writer.Write(value);\r
 894         }\r
 895         writer.Write(SemicolonChar);\r
 896 }\r
 897 \r
 898 public override System.Text.Encoding Encoding { \r
 899         get{\r
 900                 return writer.Encoding;\r
 901         }\r
 902 }\r
 903 \r
 904 public int Indent { \r
 905         get{\r
 906                 return indentLevel;\r
 907         }\r
 908         set{\r
 909                 if (value < 0)\r
 910                         value = 0;\r
 911                 indentLevel = value;\r
 912         }\r
 913 }\r
 914 \r
 915 public TextWriter InnerWriter { \r
 916         get{\r
 917                 return writer;\r
 918         }\r
 919         set{\r
 920                 writer = value;\r
 921                 _httpWriter = value as HttpWriter;\r
 922         }\r
 923 }\r
 924 \r
 925 public override string NewLine { \r
 926         get{\r
 927                 return writer.NewLine;\r
 928         }\r
 929         set{\r
 930                 writer.NewLine = value;\r
 931         }\r
 932 }\r
 933 \r
 934 protected HtmlTextWriterTag TagKey { \r
 935         get{\r
 936                 return _tagKey;\r
 937         }\r
 938         set{\r
 939                 _tagIndex = (int) value;\r
 940                 if (_tagIndex < 0 || _tagIndex >= (int) HtmlTextWriter._tagNameLookupArray.Length)\r
 941                         throw new ArgumentOutOfRangeException("value");\r
 942                 _tagKey = value;\r
 943                 if (value != 0)\r
 944                         _tagName = HtmlTextWriter._tagNameLookupArray[_tagIndex].name;\r
 945         }\r
 946 }\r
 947 \r
 948 protected string TagName { \r
 949         get{\r
 950                 return _tagName;\r
 951         }\r
 952         set{\r
 953                 _tagName = value;\r
 954                 _tagKey = GetTagKey(_tagName);\r
 955                 _tagIndex = (int) _tagKey;\r
 956         }\r
 957 }\r
 958 \r
 959 public const string DefaultTabString = "\t";\r
 960 public const char DoubleQuoteChar = '"';\r
 961 public const string EndTagLeftChars = "</";\r
 962 public const char EqualsChar = '=';\r
 963 public const string EqualsDoubleQuoteString = "=\"";\r
 964 public const string SelfClosingChars = " /";\r
 965 public const string SelfClosingTagEnd = " />";\r
 966 public const char SemicolonChar = ';';\r
 967 public const char SingleQuoteChar = '\'';\r
 968 public const char SlashChar = '/';\r
 969 public const char SpaceChar = ' ';\r
 970 public const char StyleEqualsChar = ':';\r
 971 public const char TagLeftChar = '<';\r
 972 public const char TagRightChar = '>';\r
 973 \r
 974 private int _attrCount;\r
 975 private int _endTagCount;\r
 976 private int _styleCount;\r
 977 private int indentLevel;\r
 978 private int _inlineCount;\r
 979 private int _tagIndex;\r
 980 \r
 981 private bool _isDescendant;\r
 982 private bool tabsPending;\r
 983 \r
 984 private HtmlTextWriterTag _tagKey;\r
 985 private TextWriter writer;\r
 986 private HttpWriter _httpWriter;\r
 987 \r
 988 private static Hashtable _attrKeyLookupTable;\r
 989 private static Hashtable _styleKeyLookupTable;\r
 990 private static Hashtable _tagKeyLookupTable;\r
 991 \r
 992 private string _tagName;\r
 993 private string tabString;\r
 994 private static string[] _styleNameLookupArray;\r
 995 \r
 996 private RenderAttribute[] _attrList;\r
 997 private static AttributeInformation[] _attrNameLookupArray;\r
 998 private static TagInformation[] _tagNameLookupArray;\r
 999 private TagStackEntry[] _endTags;\r
1000 private RenderStyle[] _styleList;\r
1001 \r
1002 } //HtmlTextWriter\r
1003 \r
1004 struct AttributeInformation {\r
1005         public bool encode;\r
1006         public string name;\r
1007 \r
1008         public AttributeInformation(string name, bool encode){\r
1009                 this.encode = encode;\r
1010                 this.name = name;\r
1011         }\r
1012 } \r
1013  \r
1014 struct RenderAttribute {\r
1015         public bool encode;\r
1016         public HtmlTextWriterAttribute key;\r
1017         public string name;\r
1018         public string value;\r
1019 } \r
1020  \r
1021 struct RenderStyle {\r
1022         public HtmlTextWriterStyle key;\r
1023         public string name;\r
1024         public string value;\r
1025 } \r
1026  \r
1027 struct TagInformation {\r
1028         public string closingTag;\r
1029         public string name;\r
1030         public TagType tagType;\r
1031 \r
1032         public TagInformation(string name, TagType tagType, string closingTag){\r
1033                 this.name = name;\r
1034                 this.tagType = tagType;\r
1035                 this.closingTag = closingTag;   \r
1036         }\r
1037 } \r
1038  \r
1039 struct TagStackEntry {\r
1040         public string endTagText;\r
1041         public HtmlTextWriterTag tagKey;\r
1042 } \r
1043  \r
1044 enum TagType {\r
1045         Inline,\r
1046         NonClosing,\r
1047         Other\r
1048 } \r
1049 \r
1050 \r
1051 } // namespace System.Web.UI.HtmlControls\r
1052 \r