212 lines
8.3 KiB
C
212 lines
8.3 KiB
C
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#ifndef INCLUDED_RTL_USTRBUF_H
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#define INCLUDED_RTL_USTRBUF_H
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#include "sal/config.h"
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#include "rtl/ustring.h"
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#include "sal/saldllapi.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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/** Allocates a new <code>String</code> that contains characters from
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the character array argument.
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The <code>count</code> argument specifies
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the length of the array. The initial capacity of the string buffer is
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<code>16</code> plus the length of the string argument.
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@param newStr out parameter, contains the new string. The reference count is 1.
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@param value the initial value of the string.
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@param count the length of value.
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*/
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SAL_DLLPUBLIC void SAL_CALL rtl_uStringbuffer_newFromStr_WithLength(
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rtl_uString ** newStr,
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const sal_Unicode * value,
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sal_Int32 count );
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/**
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Allocates a new <code>String</code> that contains the same sequence of
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characters as the string argument.
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The initial capacity is the larger of:
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<ul>
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<li> The <code>bufferLen</code> argument.
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<li> The <code>length</code> of the string argument.
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</ul>
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@param newStr out parameter, contains the new string. The reference count is 1.
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@param capacity the initial len of the string buffer.
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@param oldStr the initial value of the string.
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@return the new capacity of the string buffer
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*/
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SAL_DLLPUBLIC sal_Int32 SAL_CALL rtl_uStringbuffer_newFromStringBuffer(
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rtl_uString ** newStr,
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sal_Int32 capacity,
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rtl_uString * oldStr );
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/**
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Ensures that the capacity of the buffer is at least equal to the
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specified minimum.
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If the current capacity of this string buffer is less than the
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argument, then a new internal buffer is allocated with greater
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capacity. The new capacity is the larger of:
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<ul>
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<li>The <code>minimumCapacity</code> argument.
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<li>Twice the old capacity, plus <code>2</code>.
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</ul>
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If the <code>minimumCapacity</code> argument is nonpositive, this
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method takes no action and simply returns.
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@param[in,out] This the String to operate on.
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@param[in,out] capacity in: old capacity, out: new capacity.
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@param[in] minimumCapacity the minimum desired capacity.
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*/
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SAL_DLLPUBLIC void SAL_CALL rtl_uStringbuffer_ensureCapacity(
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rtl_uString ** This,
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sal_Int32* capacity,
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sal_Int32 minimumCapacity);
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/**
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Inserts the string representation of the <code>str</code> array
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argument into this string buffer.
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The characters of the array argument are inserted into the
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contents of this string buffer at the position indicated by
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<code>offset</code>. The length of this string buffer increases by
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the length of the argument.
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@param This The string, on that the operation should take place
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@param capacity the capacity of the string buffer
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@param offset the offset.
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@param str a character array.
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@param len the number of characters to append.
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*/
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SAL_DLLPUBLIC void SAL_CALL rtl_uStringbuffer_insert(
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/*inout*/rtl_uString ** This,
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/*inout*/sal_Int32 * capacity,
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sal_Int32 offset,
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const sal_Unicode * str,
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sal_Int32 len);
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/**
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Inserts a single UTF-32 character into this string buffer.
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<p>The single UTF-32 character will be represented within the string buffer
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as either one or two UTF-16 code units.</p>
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@param pThis the string buffer on which the operation is performed
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@param capacity the capacity of the string buffer
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@param offset the offset into this string buffer (from zero to the length
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of this string buffer, inclusive)
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@param c a well-formed UTF-32 code unit (that is, a value in the range
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<code>0</code>–<code>0x10FFFF</code>, but excluding
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<code>0xD800</code>–<code>0xDFFF</code>)
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*/
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SAL_DLLPUBLIC void SAL_CALL rtl_uStringbuffer_insertUtf32(
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rtl_uString ** pThis, sal_Int32 * capacity, sal_Int32 offset, sal_uInt32 c)
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SAL_THROW_EXTERN_C();
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/**
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Inserts the 8-Bit ASCII string representation of the <code>str</code>
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array argument into this string buffer.
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Since this function is optimized
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for performance, the ASCII character values are not converted in any way.
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The caller has to make sure that all ASCII characters are in the allowed
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range between 0 and 127.
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<p>
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The characters of the array argument are inserted into the
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contents of this string buffer at the position indicated by
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<code>offset</code>. The length of this string buffer increases by
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the length of the argument.
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@param This The string, on that the operation should take place
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@param capacity the capacity of the string buffer
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@param offset the offset.
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@param str a character array.
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@param len the number of characters to append.
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*/
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SAL_DLLPUBLIC void SAL_CALL rtl_uStringbuffer_insert_ascii(
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/*inout*/rtl_uString ** This,
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/*inout*/sal_Int32 * capacity,
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sal_Int32 offset,
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const sal_Char * str,
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sal_Int32 len);
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/**
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Removes the characters in a substring of this sequence.
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The substring begins at the specified <code>start</code> and
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is <code>len</code> characters long.
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start must be >= 0 && <= This->length
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@param[in,out] This The String to operate on.
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@param[in] start The beginning index, inclusive
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@param[in] len The substring length
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*/
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SAL_DLLPUBLIC void SAL_CALL rtl_uStringbuffer_remove(
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rtl_uString ** This,
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sal_Int32 start,
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sal_Int32 len );
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/**
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Returns an immutable rtl_uString object, while clearing the string buffer.
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This method is primarily used to allow these completed
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string allocation events to be traced.
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@param ppThis The string, on that the operation should take place
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@param nCapacity pointer to the capacity of the string buffer
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@since LibreOffice 3.6
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*/
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SAL_DLLPUBLIC rtl_uString * SAL_CALL rtl_uStringBuffer_makeStringAndClear(
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/*inout*/ rtl_uString ** ppThis,
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sal_Int32 *nCapacity );
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/**
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References and returns an immutable rtl_uString object, from a mutable
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string-buffer object.
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This method is primarily used to allow legacy 'String' class
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conversions to OUString to be accurately traced.
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@param pThis The string, on that the operation should take place
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@since LibreOffice 3.6
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*/
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SAL_DLLPUBLIC rtl_uString * SAL_CALL rtl_uStringBuffer_refReturn( rtl_uString *pThis );
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#ifdef __cplusplus
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}
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#endif
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#endif // INCLUDED_RTL_USTRBUF_H
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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