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lightning-sunbird  0.9+nobinonly
nsStringUtils.cpp
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00001 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
00002 /* vim:set ts=2 sw=2 sts=2 et cindent: */
00003 /* ***** BEGIN LICENSE BLOCK *****
00004  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
00005  *
00006  * The contents of this file are subject to the Mozilla Public License Version
00007  * 1.1 (the "License"); you may not use this file except in compliance with
00008  * the License. You may obtain a copy of the License at
00009  * http://www.mozilla.org/MPL/
00010  *
00011  * Software distributed under the License is distributed on an "AS IS" basis,
00012  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
00013  * for the specific language governing rights and limitations under the
00014  * License.
00015  *
00016  * The Original Code is the Metrics extension.
00017  *
00018  * The Initial Developer of the Original Code is Google Inc.
00019  * Portions created by the Initial Developer are Copyright (C) 2006
00020  * the Initial Developer. All Rights Reserved.
00021  *
00022  * Contributor(s):
00023  *  Darin Fisher <darin@meer.net>
00024  *
00025  * Alternatively, the contents of this file may be used under the terms of
00026  * either the GNU General Public License Version 2 or later (the "GPL"), or
00027  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
00028  * in which case the provisions of the GPL or the LGPL are applicable instead
00029  * of those above. If you wish to allow use of your version of this file only
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00033  * and other provisions required by the GPL or the LGPL. If you do not delete
00034  * the provisions above, a recipient may use your version of this file under
00035  * the terms of any one of the MPL, the GPL or the LGPL.
00036  *
00037  * ***** END LICENSE BLOCK ***** */
00038 
00039 #include "nsStringUtils.h"
00040 #include "prprf.h"
00041 
00042 void AppendInt(nsAString &str, PRInt64 val)
00043 {
00044   char buf[32];
00045   PR_snprintf(buf, sizeof(buf), "%lld", val);
00046   str.Append(NS_ConvertASCIItoUTF16(buf));
00047 }
00048 
00049 void AppendInt(nsAString &str, PRInt32 val)
00050 {
00051   char buf[32];
00052   PR_snprintf(buf, sizeof(buf), "%ld", val);
00053   str.Append(NS_ConvertASCIItoUTF16(buf));
00054 }
00055 
00056 PRInt32 FindChar(const nsAString &str, PRUnichar c)
00057 {
00058   const PRUnichar *start;
00059   PRUint32 len = NS_StringGetData(str, &start);
00060   const PRUnichar *iter = start, *end = start + len;
00061   for (; iter != end; ++iter) {
00062     if (*iter == c)
00063       return iter - start;
00064   }
00065   return -1;
00066 }
00067 
00068 PRInt32 RFindChar(const nsAString &str, PRUnichar c)
00069 {
00070   const PRUnichar *start;
00071   PRUint32 len = NS_StringGetData(str, &start);
00072   const PRUnichar *end = start + len, *iter = end - 1;
00073   for (; iter >= start; --iter) {
00074     if (*iter == c)
00075       return iter - start;
00076   }
00077   return -1;
00078 }