265 lines
8.8 KiB
C#
265 lines
8.8 KiB
C#
//
|
|
// XhtmlTextWriter.cs
|
|
//
|
|
// Author:
|
|
// Cesar Lopez Nataren <cnataren@novell.com>
|
|
//
|
|
|
|
//
|
|
// Copyright (C) 2006-2010 Novell, Inc (http://www.novell.com)
|
|
//
|
|
// Permission is hereby granted, free of charge, to any person obtaining
|
|
// a copy of this software and associated documentation files (the
|
|
// "Software"), to deal in the Software without restriction, including
|
|
// without limitation the rights to use, copy, modify, merge, publish,
|
|
// distribute, sublicense, and/or sell copies of the Software, and to
|
|
// permit persons to whom the Software is furnished to do so, subject to
|
|
// the following conditions:
|
|
//
|
|
// The above copyright notice and this permission notice shall be
|
|
// included in all copies or substantial portions of the Software.
|
|
//
|
|
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
|
|
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
|
|
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
|
|
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
|
|
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
|
|
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
|
|
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
|
|
//
|
|
|
|
using System.IO;
|
|
using System.Collections;
|
|
|
|
namespace System.Web.UI
|
|
{
|
|
public class XhtmlTextWriter : HtmlTextWriter
|
|
{
|
|
static Hashtable default_common_attrs;
|
|
static Hashtable default_suppress_common_attrs;
|
|
static Hashtable default_element_specific_attrs;
|
|
|
|
Hashtable common_attrs;
|
|
Hashtable suppress_common_attrs;
|
|
Hashtable element_specific_attrs;
|
|
|
|
static XhtmlTextWriter ()
|
|
{
|
|
default_common_attrs = new Hashtable (DefaultCommonAttributes.Length);
|
|
SetupHash (default_common_attrs, DefaultCommonAttributes);
|
|
default_suppress_common_attrs = new Hashtable (DefaultSuppressCommonAttributes.Length);
|
|
SetupHash (default_suppress_common_attrs, DefaultSuppressCommonAttributes);
|
|
SetupElementsSpecificAttributes ();
|
|
}
|
|
|
|
static void SetupHash (Hashtable hash, string [] values)
|
|
{
|
|
foreach (string str in values)
|
|
hash.Add (str, true);
|
|
}
|
|
|
|
static string [] DefaultCommonAttributes = {
|
|
"class",
|
|
"id",
|
|
"title",
|
|
"xml:lang"
|
|
};
|
|
|
|
//
|
|
// XHTML elements whose CommonAttributes are supressed
|
|
//
|
|
static string [] DefaultSuppressCommonAttributes = {
|
|
"base",
|
|
"meta",
|
|
"br",
|
|
"head",
|
|
"title",
|
|
"html",
|
|
"style"
|
|
};
|
|
|
|
static void SetupElementsSpecificAttributes ()
|
|
{
|
|
default_element_specific_attrs = new Hashtable ();
|
|
string [] a_attrs_names = {"accesskey", "href", "charset", "hreflang", "rel", "type", "rev", "title", "tabindex"};
|
|
SetupElementSpecificAttributes ("a", a_attrs_names);
|
|
|
|
string [] base_attrs_names = {"href"};
|
|
SetupElementSpecificAttributes ("base", base_attrs_names);
|
|
|
|
string [] blockquote_attrs_names = {"cite"};
|
|
SetupElementSpecificAttributes ("blockquote", blockquote_attrs_names);
|
|
|
|
string [] br_attrs_names = {"id", "class", "title"};
|
|
SetupElementSpecificAttributes ("br", br_attrs_names);
|
|
|
|
string [] form_attrs_names = {"action", "method", "enctype"};
|
|
SetupElementSpecificAttributes ("form", form_attrs_names);
|
|
|
|
string [] head_attrs_names = {"xml:lang"};
|
|
SetupElementSpecificAttributes ("head", head_attrs_names);
|
|
|
|
string [] html_attrs_names = {"version", "xml:lang", "xmlns"};
|
|
SetupElementSpecificAttributes ("html", html_attrs_names);
|
|
|
|
string [] img_attrs_names = {"src", "alt", "width", "longdesc", "height"};
|
|
SetupElementSpecificAttributes ("img", img_attrs_names);
|
|
|
|
string [] input_attrs_names = {"size", "accesskey", "title", "name", "type", "disabled",
|
|
"value", "src", "checked", "maxlength", "tabindex"};
|
|
SetupElementSpecificAttributes ("input", input_attrs_names);
|
|
|
|
string [] label_attrs_names = {"accesskey", "for"};
|
|
SetupElementSpecificAttributes ("label", label_attrs_names);
|
|
|
|
string [] li_attrs_names = {"value"};
|
|
SetupElementSpecificAttributes ("li", li_attrs_names);
|
|
|
|
string [] link_attrs_names = {"hreflang", "rev", "type", "charset", "rel", "href", "media"};
|
|
SetupElementSpecificAttributes ("link", link_attrs_names);
|
|
|
|
string [] meta_attrs_names = {"content", "name", "xml:lang", "http-equiv", "scheme"};
|
|
SetupElementSpecificAttributes ("meta", meta_attrs_names);
|
|
|
|
string [] object_attrs_names = {"codebase", "classid", "data", "standby", "name", "type",
|
|
"height", "archive", "declare", "width", "tabindex", "codetype"};
|
|
SetupElementSpecificAttributes ("object", object_attrs_names);
|
|
|
|
string [] ol_attrs_names = {"start"};
|
|
SetupElementSpecificAttributes ("ol", ol_attrs_names);
|
|
|
|
string [] optgroup_attrs_names = {"label", "disabled"};
|
|
SetupElementSpecificAttributes ("optgroup", optgroup_attrs_names);
|
|
|
|
string [] option_attrs_names = {"selected", "value"};
|
|
SetupElementSpecificAttributes ("option", option_attrs_names);
|
|
|
|
string [] param_attrs_names = {"id", "name", "valuetype", "value", "type"};
|
|
SetupElementSpecificAttributes ("param", param_attrs_names);
|
|
|
|
string [] pre_attrs_names = {"xml:space"};
|
|
SetupElementSpecificAttributes ("pre", pre_attrs_names);
|
|
|
|
string [] q_attrs_names = {"cite"};
|
|
SetupElementSpecificAttributes ("q", q_attrs_names);
|
|
|
|
string [] select_attrs_names = {"name", "tabindex", "disabled", "multiple", "size"};
|
|
SetupElementSpecificAttributes ("select", select_attrs_names);
|
|
|
|
string [] style_attrs_names = {"xml:lang", "xml:space", "type", "title", "media"};
|
|
SetupElementSpecificAttributes ("style", style_attrs_names);
|
|
|
|
string [] table_attrs_names = {"width", "summary"};
|
|
SetupElementSpecificAttributes ("table", table_attrs_names);
|
|
|
|
string [] textarea_attrs_names = {"name", "cols", "accesskey", "tabindex", "rows"};
|
|
SetupElementSpecificAttributes ("textarea", textarea_attrs_names);
|
|
|
|
string [] td_and_th_attrs_names = {"headers", "align", "rowspan", "colspan", "axis",
|
|
"scope", "abbr", "valign"};
|
|
SetupElementSpecificAttributes ("td", td_and_th_attrs_names);
|
|
SetupElementSpecificAttributes ("th", td_and_th_attrs_names);
|
|
|
|
string [] title_attrs_names = {"xml:lang"};
|
|
SetupElementSpecificAttributes ("title", title_attrs_names);
|
|
|
|
string [] tr_attrs_names = {"align", "valign"};
|
|
SetupElementSpecificAttributes ("tr", tr_attrs_names);
|
|
}
|
|
|
|
static void SetupElementSpecificAttributes (string elementName, string [] attributesNames)
|
|
{
|
|
Hashtable attrs = new Hashtable (attributesNames.Length);
|
|
SetupHash (attrs, attributesNames);
|
|
default_element_specific_attrs.Add (elementName, attrs);
|
|
}
|
|
|
|
public XhtmlTextWriter (TextWriter writer)
|
|
: this (writer, DefaultTabString)
|
|
{
|
|
}
|
|
|
|
public XhtmlTextWriter (TextWriter writer, string tabString)
|
|
: base (writer, tabString)
|
|
{
|
|
}
|
|
|
|
protected Hashtable CommonAttributes {
|
|
get {
|
|
if (common_attrs == null)
|
|
common_attrs = (Hashtable) default_common_attrs.Clone ();
|
|
return common_attrs;
|
|
}
|
|
}
|
|
|
|
protected Hashtable ElementSpecificAttributes {
|
|
get {
|
|
if (element_specific_attrs == null)
|
|
element_specific_attrs = (Hashtable) default_element_specific_attrs.Clone ();
|
|
return element_specific_attrs;
|
|
}
|
|
}
|
|
|
|
protected Hashtable SuppressCommonAttributes {
|
|
get {
|
|
if (suppress_common_attrs == null)
|
|
suppress_common_attrs = (Hashtable) default_suppress_common_attrs.Clone ();
|
|
return suppress_common_attrs;
|
|
}
|
|
}
|
|
|
|
public virtual void AddRecognizedAttribute (string elementName, string attributeName)
|
|
{
|
|
Hashtable elem_attrs = (Hashtable) ElementSpecificAttributes [elementName];
|
|
|
|
if (elem_attrs == null) {
|
|
Hashtable attrs = new Hashtable ();
|
|
attrs.Add (attributeName, true);
|
|
ElementSpecificAttributes.Add (elementName, attrs);
|
|
} else
|
|
elem_attrs.Add (attributeName, true);
|
|
}
|
|
|
|
public override bool IsValidFormAttribute (string attributeName)
|
|
{
|
|
return attributeName == "action" || attributeName == "method" || attributeName == "enctype";
|
|
}
|
|
|
|
public virtual void RemoveRecognizedAttribute (string elementName, string attributeName)
|
|
{
|
|
Hashtable elem_attrs = (Hashtable) ElementSpecificAttributes [elementName];
|
|
|
|
if (elem_attrs != null)
|
|
elem_attrs.Remove (attributeName);
|
|
}
|
|
|
|
public virtual void SetDocType (XhtmlMobileDocType docType)
|
|
{
|
|
//doc_type = docType;
|
|
}
|
|
|
|
// writes <br/>
|
|
public override void WriteBreak ()
|
|
{
|
|
string tag = GetTagName (HtmlTextWriterTag.Br);
|
|
WriteBeginTag (tag);
|
|
Write (SlashChar);
|
|
Write (TagRightChar);
|
|
}
|
|
|
|
protected override bool OnAttributeRender (string name, string value, HtmlTextWriterAttribute key)
|
|
{
|
|
// I tested every possible value of HtmlTextWriterAttribute
|
|
// and the MS implementation always throws ArgumentNullException
|
|
throw new ArgumentNullException ();
|
|
}
|
|
|
|
protected override bool OnStyleAttributeRender (string name, string value, HtmlTextWriterStyle key)
|
|
{
|
|
// I tested every possible value of HtmlTextWriterStyle
|
|
// and the MS implementation always returned false. Sigh
|
|
return false;
|
|
}
|
|
}
|
|
}
|