2003-10-05 07:29:50 +00:00
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/* -*- 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.org 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 the GNU General Public License Version 2 or later (the "GPL"), or
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* 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 _nsContentSink_h_
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#define _nsContentSink_h_
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// Base class for contentsink implementations.
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#include "nsICSSLoaderObserver.h"
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#include "nsIScriptLoaderObserver.h"
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#include "nsWeakReference.h"
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#include "nsCOMPtr.h"
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2003-12-24 13:43:25 +00:00
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#include "nsCOMArray.h"
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2003-10-05 07:29:50 +00:00
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#include "nsString.h"
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2004-06-25 12:26:02 +00:00
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#include "nsAutoPtr.h"
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2003-10-05 07:29:50 +00:00
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class nsIDocument;
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class nsIURI;
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class nsIChannel;
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class nsIDocShell;
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class nsICSSLoader;
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class nsIParser;
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class nsIAtom;
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class nsIChannel;
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class nsIContent;
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class nsIViewManager;
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class nsNodeInfoManager;
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2003-10-05 07:29:50 +00:00
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class nsContentSink : public nsICSSLoaderObserver,
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2003-10-05 11:28:06 +00:00
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public nsIScriptLoaderObserver,
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public nsSupportsWeakReference
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2003-10-05 07:29:50 +00:00
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{
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NS_DECL_ISUPPORTS
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NS_DECL_NSISCRIPTLOADEROBSERVER
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// nsICSSLoaderObserver
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2005-09-12 18:41:15 +00:00
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NS_IMETHOD StyleSheetLoaded(nsICSSStyleSheet* aSheet, PRBool aWasAlternate,
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nsresult aStatus);
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2003-10-05 07:29:50 +00:00
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2005-11-10 15:51:10 +00:00
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nsresult ProcessMETATag(nsIContent* aContent);
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2003-10-05 07:29:50 +00:00
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protected:
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nsContentSink();
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virtual ~nsContentSink();
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2004-01-09 23:54:21 +00:00
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nsresult Init(nsIDocument* aDoc, nsIURI* aURI,
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nsISupports* aContainer, nsIChannel* aChannel);
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nsresult ProcessHTTPHeaders(nsIChannel* aChannel);
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nsresult ProcessHeaderData(nsIAtom* aHeader, const nsAString& aValue,
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nsIContent* aContent = nsnull);
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nsresult ProcessLinkHeader(nsIContent* aElement,
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const nsAString& aLinkData);
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2005-03-30 00:36:57 +00:00
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nsresult ProcessLink(nsIContent* aElement, const nsSubstring& aHref,
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const nsSubstring& aRel, const nsSubstring& aTitle,
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const nsSubstring& aType, const nsSubstring& aMedia);
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virtual nsresult ProcessStyleLink(nsIContent* aElement,
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const nsSubstring& aHref,
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PRBool aAlternate,
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const nsSubstring& aTitle,
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const nsSubstring& aType,
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const nsSubstring& aMedia);
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2003-10-05 07:29:50 +00:00
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void PrefetchHref(const nsAString &aHref, PRBool aExplicit);
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PRBool ScrollToRef(PRBool aReallyScroll);
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nsresult RefreshIfEnabled(nsIViewManager* vm);
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2004-01-28 12:14:17 +00:00
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void StartLayout(PRBool aIsFrameset);
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2003-10-05 07:29:50 +00:00
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// Overridable hooks into script evaluation
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2006-01-24 01:25:14 +00:00
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virtual void PreEvaluateScript() {return;}
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virtual void PostEvaluateScript(nsIScriptElement *aElement) {return;}
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2003-12-24 13:43:25 +00:00
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nsCOMPtr<nsIDocument> mDocument;
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nsCOMPtr<nsIParser> mParser;
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2004-01-09 23:54:21 +00:00
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nsCOMPtr<nsIURI> mDocumentURI;
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nsCOMPtr<nsIURI> mDocumentBaseURI;
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nsCOMPtr<nsIDocShell> mDocShell;
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nsCOMPtr<nsICSSLoader> mCSSLoader;
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2004-06-25 12:26:02 +00:00
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nsRefPtr<nsNodeInfoManager> mNodeInfoManager;
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2003-10-05 07:29:50 +00:00
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2004-07-06 22:52:03 +00:00
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nsCOMArray<nsIScriptElement> mScriptElements;
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2003-10-05 07:29:50 +00:00
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nsCString mRef; // ScrollTo #ref
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PRBool mNeedToBlockParser;
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};
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#endif // _nsContentSink_h_
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