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nsIContentSerializer.h

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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 * The contents of this file are subject to the Mozilla Public License Version
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 * for the specific language governing rights and limitations under the
 * License.
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 * The Original Code is mozilla.org code.
 *
 * The Initial Developer of the Original Code is
 * Netscape Communications Corporation.
 * Portions created by the Initial Developer are Copyright (C) 1998
 * the Initial Developer. All Rights Reserved.
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 *
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 * either of the GNU General Public License Version 2 or later (the "GPL"),
 * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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#ifndef _nsIContentSerializer_h__
#define _nsIContentSerializer_h__

#include "nsISupports.h"

class nsIDOMText; /* forward declaration */
class nsIDOMCDATASection; /* forward declaration */
class nsIDOMProcessingInstruction; /* forward declaration */
class nsIDOMComment; /* forward declaration */
class nsIDOMDocumentType; /* forward declaration */
class nsIDOMElement; /* forward declaration */
class nsIDOMDocument; /* forward declaration */
class nsAString;

/* starting interface:    nsIContentSerializer */

#define NS_ICONTENTSERIALIZER_IID \
{ 0x34769de0, 0x30d0, 0x4cef, \
  { 0x89, 0x4a, 0xfc, 0xd8, 0xbb, 0x27, 0xc4, 0xb4 } }

class nsIContentSerializer : public nsISupports {
 public: 

  NS_DECLARE_STATIC_IID_ACCESSOR(NS_ICONTENTSERIALIZER_IID)

  NS_IMETHOD Init(PRUint32 flags, PRUint32 aWrapColumn,
                  const char* aCharSet, PRBool aIsCopying,
                  PRBool aIsWholeDocument) = 0;

  NS_IMETHOD AppendText(nsIDOMText* aText, PRInt32 aStartOffset,
                        PRInt32 aEndOffset, nsAString& aStr) = 0;

  NS_IMETHOD AppendCDATASection(nsIDOMCDATASection* aCDATASection,
                                PRInt32 aStartOffset, PRInt32 aEndOffset,
                                nsAString& aStr) = 0;

  NS_IMETHOD AppendProcessingInstruction(nsIDOMProcessingInstruction* aPI,
                                         PRInt32 aStartOffset,
                                         PRInt32 aEndOffset,
                                         nsAString& aStr) = 0;

  NS_IMETHOD AppendComment(nsIDOMComment* aComment, PRInt32 aStartOffset,
                           PRInt32 aEndOffset, nsAString& aStr) = 0;

  NS_IMETHOD AppendDoctype(nsIDOMDocumentType *aDoctype,
                           nsAString& aStr) = 0;

  NS_IMETHOD AppendElementStart(nsIDOMElement *aElement,
                                nsIDOMElement *aOriginalElement,
                                nsAString& aStr) = 0;

  NS_IMETHOD AppendElementEnd(nsIDOMElement *aElement,
                              nsAString& aStr) = 0;

  NS_IMETHOD Flush(nsAString& aStr) = 0;

  /**
   * Append any items in the beginning of the document that won't be 
   * serialized by other methods. XML declaration is the most likely 
   * thing this method can produce.
   */
  NS_IMETHOD AppendDocumentStart(nsIDOMDocument *aDocument,
                                 nsAString& aStr) = 0;
};

NS_DEFINE_STATIC_IID_ACCESSOR(nsIContentSerializer, NS_ICONTENTSERIALIZER_IID)

#define NS_CONTENTSERIALIZER_CONTRACTID_PREFIX \
"@mozilla.org/layout/contentserializer;1?mimetype="

#endif /* __gen_nsIContentSerializer_h__ */

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