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166 lines
6.2 KiB
C++
166 lines
6.2 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is Mozilla Communicator client code.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1998
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either of the GNU General Public License Version 2 or later (the "GPL"),
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* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#ifndef nsIFragmentContentSink_h___
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#define nsIFragmentContentSink_h___
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#include "nsISupports.h"
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class nsIDOMDocumentFragment;
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class nsIDocument;
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#define NS_I_FRAGMENT_CONTENT_SINK_IID \
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{ 0x1ecdb30d, 0x1f10, 0x45d2, \
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{ 0xa4, 0xf4, 0xec, 0xbc, 0x03, 0x52, 0x9a, 0x7e } }
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#define NS_I_PARANOID_FRAGMENT_CONTENT_SINK_IID \
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{ 0x86b5390d, 0xd80e, 0x4a86, \
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{ 0x83, 0xec, 0xda, 0x44, 0xac, 0x5b, 0x8c, 0x5f } }
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/**
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* The fragment sink allows a client to parse a fragment of sink, possibly
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* surrounded in context. Also see nsIParser::ParseFragment().
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* Note: once you've parsed a fragment, the fragment sink must be re-set on
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* the parser in order to parse another fragment.
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*/
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class nsIFragmentContentSink : public nsISupports {
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public:
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NS_DECLARE_STATIC_IID_ACCESSOR(NS_I_FRAGMENT_CONTENT_SINK_IID)
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/**
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* This method is used to obtain the fragment created by
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* a fragment content sink. The value returned will be null
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* if the content sink hasn't yet received parser notifications.
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*
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* If aWillOwnFragment is PR_TRUE then the sink should drop its
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* ownership of the fragment.
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*/
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NS_IMETHOD GetFragment(PRBool aWillOwnFragment,
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nsIDOMDocumentFragment** aFragment) = 0;
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/**
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* This method is used to set the target document for this fragment
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* sink. This document's nodeinfo manager will be used to create
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* the content objects. This MUST be called before the sink is used.
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*
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* @param aDocument the document the new nodes will belong to
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* (should not be null)
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*/
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NS_IMETHOD SetTargetDocument(nsIDocument* aDocument) = 0;
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/**
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* This method is used to indicate to the sink that we're done building
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* the context and should start paying attention to the incoming content
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*/
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NS_IMETHOD WillBuildContent() = 0;
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/**
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* This method is used to indicate to the sink that we're done building
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* The real content. This is useful if you want to parse additional context
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* (such as an end context).
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*/
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NS_IMETHOD DidBuildContent() = 0;
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/**
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* This method is a total hack to help with parsing fragments. It is called to
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* tell the fragment sink that a container from the context will be delivered
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* after the call to WillBuildContent(). This is only relevent for HTML
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* fragments that use nsHTMLTokenizer/CNavDTD.
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*/
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NS_IMETHOD IgnoreFirstContainer() = 0;
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};
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NS_DEFINE_STATIC_IID_ACCESSOR(nsIFragmentContentSink,
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NS_I_FRAGMENT_CONTENT_SINK_IID)
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/**
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* This interface is implemented by paranoid content sinks, and allows consumers
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* to add tags and attributes to the default white-list set.
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*/
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class nsIParanoidFragmentContentSink : public nsISupports {
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public:
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NS_DECLARE_STATIC_IID_ACCESSOR(NS_I_PARANOID_FRAGMENT_CONTENT_SINK_IID)
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/**
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* Allow the content sink to accept style elements and attributes.
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*/
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virtual void AllowStyles() = 0;
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/**
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* Allow the content sink to accept comments.
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*/
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virtual void AllowComments() = 0;
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};
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NS_DEFINE_STATIC_IID_ACCESSOR(nsIParanoidFragmentContentSink,
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NS_I_PARANOID_FRAGMENT_CONTENT_SINK_IID)
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/**
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* Base version takes string nested in context, content surrounded by
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* WillBuildContent()/DidBuildContent() calls. The 2nd version just loads
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* the whole string.
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*/
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#define NS_HTMLFRAGMENTSINK_CONTRACTID "@mozilla.org/layout/htmlfragmentsink;1"
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#define NS_HTMLFRAGMENTSINK2_CONTRACTID "@mozilla.org/layout/htmlfragmentsink;2"
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#define NS_HTMLPARANOIDFRAGMENTSINK_CONTRACTID \
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"@mozilla.org/htmlparanoidfragmentsink;1"
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#define NS_HTMLPARANOIDFRAGMENTSINK2_CONTRACTID \
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"@mozilla.org/htmlparanoidfragmentsink;2"
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#define NS_XMLFRAGMENTSINK_CONTRACTID "@mozilla.org/layout/xmlfragmentsink;1"
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#define NS_XMLFRAGMENTSINK2_CONTRACTID "@mozilla.org/layout/xmlfragmentsink;2"
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#define NS_XHTMLPARANOIDFRAGMENTSINK_CONTRACTID \
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"@mozilla.org/xhtmlparanoidfragmentsink;1"
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#define NS_XHTMLPARANOIDFRAGMENTSINK2_CONTRACTID \
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"@mozilla.org/xhtmlparanoidfragmentsink;2"
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// the HTML versions are in nsHTMLParts.h
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nsresult
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NS_NewXMLFragmentContentSink(nsIFragmentContentSink** aInstancePtrResult);
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nsresult
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NS_NewXMLFragmentContentSink2(nsIFragmentContentSink** aInstancePtrResult);
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// This strips all but a whitelist of elements and attributes defined
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// in nsContentSink.h
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nsresult
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NS_NewXHTMLParanoidFragmentSink(nsIFragmentContentSink** aInstancePtrResult);
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nsresult
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NS_NewXHTMLParanoidFragmentSink2(nsIFragmentContentSink** aInstancePtrResult);
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void
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NS_XHTMLParanoidFragmentSinkShutdown();
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#endif
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