gecko-dev/modules/libnls/headers/nlsbrk.h

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/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* 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.
*
* Contributor(s):
*
* Alternatively, the contents of this file may be used under the terms of
* either 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"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#ifndef _NLSBRK_H
#define _NLSBRK_H
#include "nlsxp.h"
#include "nlsuni.h"
#include "nlsloc.h"
#ifdef NLS_CPLUSPLUS
#include "txtbdry.h"
#endif
NLS_BEGIN_PROTOS
/******************** TextBoundary Data Types ************************/
#ifndef NLS_CPLUSPLUS
typedef struct _TextBoundary TextBoundary;
#endif
enum _NLS_TextBoundaryDone {
NLS_TextBoundaryDone = (TextOffset)-1L
};
/******************** TextBoundary Constructor functions ************************/
/** NLS_NewCharacterTextBoundary
*
* Create a Character Break Text Boundry for the given locale. Locale
* may be NULL, at which point the default locale will be used.
*
* Status Returns
* NLS_SUCCESS
* NLS_NEW_TEXT_BOUNDARY_FAILED
*/
NLSBRKAPI_PUBLIC(NLS_ErrorCode)
NLS_NewCharacterTextBoundary(TextBoundary ** result,
const Locale* locale);
/** NLS_NewWordTextBoundary
*
* Create a Word break text boundry for the given locale. Locale
* may be NULL, at which point the default locale will be used.
*
* Status Returns
* NLS_SUCCESS
* NLS_NEW_TEXT_BOUNDARY_FAILED
*/
NLSBRKAPI_PUBLIC(NLS_ErrorCode)
NLS_NewWordTextBoundary(TextBoundary ** result,
const Locale* locale);
/** NLS_NewLineTextBoundary
*
* Create a Line Break Text Boundry for the given locale. Locale
* may be NULL, at which point the default locale will be used.
*
* Status Returns
* NLS_SUCCESS
* NLS_NEW_TEXT_BOUNDARY_FAILED
*/
NLSBRKAPI_PUBLIC(NLS_ErrorCode)
NLS_NewLineTextBoundary(TextBoundary ** result,
const Locale* locale);
/** NLS_NewSentenceTextBoundary
*
* Create a Sentence Break Text Boundry for the given locale. Locale
* may be NULL, at which point the default locale will be used.
*
* Status Returns
* NLS_SUCCESS
* NLS_NEW_TEXT_BOUNDARY_FAILED
*/
NLSBRKAPI_PUBLIC(NLS_ErrorCode)
NLS_NewSentenceTextBoundary(TextBoundary ** result,
const Locale* locale);
/********************* TextBoundary Destructor functions *******************************/
/* NLS_DeleteTextBoundary
*
* Destructor for an TextBoundary
*
* Status Returns
* NLS_SUCCESS
* NLS_PARAM_ERROR
*/
NLSBRKAPI_PUBLIC(NLS_ErrorCode)
NLS_DeleteTextBoundary(TextBoundary * that);
/******************** TextBoundary API ************************/
/** NLS_TextBoundarySetText
*
* Set the text for the text boundry object. Replaces any text
* that may be set, and resets the state of the text boundry
*
* Status Returns
* NLS_SUCCESS
* NLS_PARAM_ERROR
*/
NLSBRKAPI_PUBLIC(NLS_ErrorCode)
NLS_TextBoundarySetText(TextBoundary * that,
const UnicodeString* text);
/** NLS_TextBoundarySetTextUniChar
* Set the text for the text boundry object. Replaces any text
* that may be set, and resets the state of the text boundry
*
* Status Returns
* NLS_SUCCESS
* NLS_PARAM_ERROR
* NLS_NEW_UNICODESTRING_FAILED
*/
NLSBRKAPI_PUBLIC(NLS_ErrorCode)
NLS_TextBoundarySetTextUniChar(TextBoundary * that,
const UniChar* text,
size_t length);
/** NLS_TextBoundaryGetText
*
* Gets the text that is currently set on the text boundry.
* May return NULL in the case of an error.
*
*/
NLSBRKAPI_PUBLIC(const UnicodeString*)
NLS_TextBoundaryGetText(TextBoundary * that);
/** NLS_TextBoundaryGetTextUniChar
*
* Gets the text that is currently set on the text boundry.
* May return NULL in the case of an error.
*
*/
NLSBRKAPI_PUBLIC(const UniChar*)
NLS_TextBoundaryGetTextUniChar(TextBoundary * that);
/** NLS_TextBoundaryFirst
*
* Gets the offset of the first boundary. Moves the current break
* state to the new offset. Will return the offset of the text boundary
* or NLS_TextBoundryDone if there are no more boundry positions.
*/
NLSBRKAPI_PUBLIC(TextOffset)
NLS_TextBoundaryFirst(TextBoundary * that);
/** NLS_TextBoundaryLast
*
* Gets the offset of the Last boundary. Moves the current break
* state to the new offset. Will return the offset of the text boundary
* or NLS_TextBoundryDone if there are no more boundry positions.
*/
NLSBRKAPI_PUBLIC(TextOffset)
NLS_TextBoundaryLast(TextBoundary * that);
/** NLS_TextBoundaryNext
*
* Gets the offset of the Next boundary. Moves the current break
* state to the new offset. Will return the offset of the text boundary
* or NLS_TextBoundryDone if there are no more boundry positions.
*/
NLSBRKAPI_PUBLIC(TextOffset)
NLS_TextBoundaryNext(TextBoundary * that);
/** NLS_TextBoundryDone
*
* Gets the offset of the Previous boundary. Moves the current break
* state to the new offset. Will return the offset of the text boundary
* or NLS_TextBoundryDone if there are no more boundry positions.
*/
NLSBRKAPI_PUBLIC(TextOffset)
NLS_TextBoundaryPrevious(TextBoundary * that);
/** NLS_TextBoundaryCurrent
*
* Gets the offset of the Current boundary. Moves the current break
* state to the new offset. Will return the offset of the text boundary
* or NLS_TextBoundryDone if there are no more boundry positions.
*/
NLSBRKAPI_PUBLIC(TextOffset)
NLS_TextBoundaryCurrent(TextBoundary * that);
/** NLS_TextBoundaryNextAfter
*
* Gets the offset of the Next boundary after the TextOffset specified.
* Moves the current break state to the new offset. Will return the offset
* of the text boundary or NLS_TextBoundryDone if there are no more
* boundry positions.
*/
NLSBRKAPI_PUBLIC(TextOffset)
NLS_TextBoundaryNextAfter(TextBoundary * that,
TextOffset offset);
/************************ End ******************************/
NLS_END_PROTOS
#endif /* _NLSBRK_H */