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 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */

 /* This Source Code Form is subject to the terms of the Mozilla Public

  * License, v. 2.0. If a copy of the MPL was not distributed with this

  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

 #include "nsISupports.idl"

 %{C++

 // {ADF42751-1CEF-4ad2-AA8E-BCB849D8D31F}

 #define NS_SEMANTICUNITSCANNER_CID { 0xadf42751, 0x1cef, 0x4ad2, { 0xaa, 0x8e, 0xbc, 0xb8, 0x49, 0xd8, 0xd3, 0x1f}}

 #define NS_SEMANTICUNITSCANNER_CONTRACTID "@mozilla.org/intl/semanticunitscanner;1"

 %}

 /**

  * Provides a language independent way to break UNICODE

  * text into meaningful semantic units (e.g. words).

  */

 [scriptable, uuid(9f620be4-e535-11d6-b254-00039310a47a)]

 interface nsISemanticUnitScanner : nsISupports {

     /**

      * start()

      *

      * Starts up the semantic unit scanner with an optional

      * character set, which acts as a hint to optimize the heuristics

      * used to determine the language(s) of the processed text.

      *

      * @param characterSet the character set the text was originally

      *                     encoded in (can be NULL)

      */

     void start(in string characterSet);

     /**

      * next()

      * Get the begin / end offset of the next unit in the current text

      *

      * @param text the text to be scanned

      * @param length the number of characters in the text to be processed

      * @param pos the current position

      * @param isLastBuffer, the buffer is the last one

      * @param begin the begin offset of the next unit 

      * @param begin the end offset of the next unit 

      * @return has more unit in the current text

      */

     boolean next(in wstring text, in long length, in long pos, 

               in boolean isLastBuffer,

               out long begin, out long end );

 };