mcs/class/System.Web/System.Web.UI.HtmlControls/HtmlMeta.cs

   1 //
   2 // System.Web.UI.HtmlControls.HtmlHead
   3 //
   4 // Authors:
   5 //      Chris Toshok (toshok@ximian.com)
   6 //
   7 // Copyright (C) 2005 Novell, Inc (http://www.novell.com)
   8 //
   9 // Permission is hereby granted, free of charge, to any person obtaining
  10 // a copy of this software and associated documentation files (the
  11 // "Software"), to deal in the Software without restriction, including
  12 // without limitation the rights to use, copy, modify, merge, publish,
  13 // distribute, sublicense, and/or sell copies of the Software, and to
  14 // permit persons to whom the Software is furnished to do so, subject to
  15 // the following conditions:
  16 //
  17 // The above copyright notice and this permission notice shall be
  18 // included in all copies or substantial portions of the Software.
  19 //
  20 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  21 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  22 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  23 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  24 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  25 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  26 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  27 //
  28
  29 #if NET_2_0
  30
  31 using System.ComponentModel;
  32 using System.Collections;
  33 using System.Security.Permissions;
  34 using System.Web.UI.WebControls;
  35 using System.Web.Configuration;
  36
  37 namespace System.Web.UI.HtmlControls
  38 {
  39         [ControlBuilder (typeof (HtmlEmptyTagControlBuilder))]
  40         public class HtmlMeta: HtmlControl
  41         {
  42                 public HtmlMeta () : base ("meta")
  43                 {
  44                 }
  45
  46                 [DefaultValue ("")]
  47                 [DesignerSerializationVisibility (DesignerSerializationVisibility.Hidden)]
  48                 public virtual string Content {
  49                         get {
  50                                 string s = Attributes["content"];
  51                                 if (s == null)
  52                                         return "";
  53                                 return s;
  54                         }
  55                         set {
  56                                 if (value == null)
  57                                         Attributes.Remove ("content");
  58                                 else
  59                                         Attributes["content"] = value;
  60                         }
  61                 }
  62
  63                 [DefaultValue ("")]
  64                 [DesignerSerializationVisibility (DesignerSerializationVisibility.Hidden)]
  65                 public virtual string HttpEquiv {
  66                         get {
  67                                 string s = Attributes["http-equiv"];
  68                                 if (s == null)
  69                                         return "";
  70                                 return s;
  71                         }
  72                         set {
  73                                 if (value == null)
  74                                         Attributes.Remove ("http-equiv");
  75                                 else
  76                                         Attributes["http-equiv"] = value;
  77                         }
  78                 }
  79
  80                 [DefaultValue ("")]
  81                 [DesignerSerializationVisibility (DesignerSerializationVisibility.Hidden)]
  82                 public virtual string Name {
  83                         get {
  84                                 string s = Attributes["name"];
  85                                 if (s == null)
  86                                         return "";
  87                                 return s;
  88                         }
  89                         set {
  90                                 if (value == null)
  91                                         Attributes.Remove ("name");
  92                                 else
  93                                         Attributes["name"] = value;
  94                         }
  95                 }
  96
  97                 [DefaultValue ("")]
  98                 [DesignerSerializationVisibility (DesignerSerializationVisibility.Hidden)]
  99                 public virtual string Scheme {
 100                         get {
 101                                 string s = Attributes["scheme"];
 102                                 if (s == null)
 103                                         return "";
 104                                 return s;
 105                         }
 106                         set {
 107                                 if (value == null)
 108                                         Attributes.Remove ("scheme");
 109                                 else
 110                                         Attributes["scheme"] = value;
 111                         }
 112                 }
 113
 114                 protected internal override void Render (HtmlTextWriter writer)
 115                 {
 116                         XhtmlConformanceSection xhtml = WebConfigurationManager.GetSection ("system.web/xhtmlConformance") as XhtmlConformanceSection;
 117
 118                         if (xhtml != null && xhtml.Mode == XhtmlConformanceMode.Legacy)
 119                                 base.Render (writer);
 120                         else {
 121                                 writer.WriteBeginTag (TagName);
 122                                 RenderAttributes (writer);
 123                                 writer.Write ("/>");
 124                         }
 125                 }
 126         }
 127 }
 128
 129 #endif