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114 lines
4.0 KiB
C++
114 lines
4.0 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: NPL 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 Netscape Public License
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* Version 1.1 (the "License"); you may not use this file except in
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* compliance with the License. You may obtain a copy of the License at
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* http://www.mozilla.org/NPL/
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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 NPL, 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 NPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#ifndef ____nstxttohtmlconv___h___
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#define ____nstxttohtmlconv___h___
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#include "nsITXTToHTMLConv.h"
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#include "nsCOMPtr.h"
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#include "nsVoidArray.h"
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#include "nsIFactory.h"
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#include "nsString.h"
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#define NS_NSTXTTOHTMLCONVERTER_CID \
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{ /* 9ef9fa14-1dd1-11b2-9d65-d72d6d1f025e */ \
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0x9ef9fa14, \
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0x1dd1, \
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0x11b2, \
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{0x9d, 0x65, 0xd7, 0x2d, 0x6d, 0x1f, 0x02, 0x5e} \
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}
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// Internal representation of a "token"
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typedef struct convToken {
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nsString token; // the actual string (i.e. "http://")
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nsString modText; // replacement text or href prepend text.
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PRBool prepend; // flag indicating how the modText should be used.
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} convToken;
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class nsTXTToHTMLConv : public nsITXTToHTMLConv {
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public:
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NS_DECL_ISUPPORTS
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NS_DECL_NSISTREAMCONVERTER
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NS_DECL_NSITXTTOHTMLCONV
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NS_DECL_NSIREQUESTOBSERVER
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NS_DECL_NSISTREAMLISTENER
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nsTXTToHTMLConv();
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virtual ~nsTXTToHTMLConv();
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nsresult Init();
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// For factory creation.
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static NS_METHOD
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Create(nsISupports *aOuter, REFNSIID aIID, void **aResult) {
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nsresult rv;
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if (aOuter)
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return NS_ERROR_NO_AGGREGATION;
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nsTXTToHTMLConv* _s = new nsTXTToHTMLConv();
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if (_s == nsnull)
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return NS_ERROR_OUT_OF_MEMORY;
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NS_ADDREF(_s);
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rv = _s->Init();
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if (NS_FAILED(rv)) {
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delete _s;
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return rv;
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}
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rv = _s->QueryInterface(aIID, aResult);
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NS_RELEASE(_s);
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return rv;
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}
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protected:
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// return the token and it's location in the underlying buffer.
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PRInt32 FindToken(PRInt32 cursor, convToken* *_retval);
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// return the cursor location after munging HTML into the
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// underlying buffer.
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PRInt32 CatHTML(PRInt32 front, PRInt32 back);
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nsCOMPtr<nsIStreamListener> mListener; // final listener (consumer)
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nsString mBuffer; // any carry over data
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nsVoidArray mTokens; // list of tokens to search for
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convToken *mToken; // current token (if any)
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nsString mPageTitle; // Page title
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PRBool mPreFormatHTML; // Whether to use <pre> tags
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};
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#endif // ____nstxttohtmlconv___h___
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