gecko-dev/xpfe/bootstrap/nsStringSupport.h

142 lines
3.9 KiB
C

/* ***** 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.
*
* The Initial Developer of the Original Code is IBM Corporation.
* Portions created by IBM Corporation are Copyright (C) 2004
* IBM Corporation. All Rights Reserved.
*
* Contributor(s):
* Darin Fisher <darin@meer.net>
*
* 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 nsStringSupport_h__
#define nsStringSupport_h__
#ifndef MOZILLA_INTERNAL_API
#include "nsStringAPI.h"
#include "nsMemory.h"
#include "prprf.h"
#include "plstr.h"
#ifndef kNotFound
#define kNotFound -1
#endif
inline void
AppendIntToString(nsCString &str, PRInt32 value)
{
char buf[32];
PR_snprintf(buf, sizeof(buf), "%d", value);
str.Append(buf);
}
inline PRInt32
FindCharInString(nsCString &str, char c, PRUint32 offset = 0)
{
NS_ASSERTION(offset <= str.Length(), "invalid offset");
const char *data = str.get();
for (const char *p = data + offset; *p; ++p)
if (*p == c)
return p - data;
return kNotFound;
}
inline PRInt32
FindCharInString(nsString &str, PRUnichar c, PRUint32 offset = 0)
{
NS_ASSERTION(offset <= str.Length(), "invalid offset");
const PRUnichar *data = str.get();
for (const PRUnichar *p = data + offset; *p; ++p)
if (*p == c)
return p - data;
return kNotFound;
}
inline PRInt32
FindInString(nsCString &str, const char *needle, PRBool ignoreCase = PR_FALSE)
{
const char *data = str.get(), *p;
if (ignoreCase)
p = PL_strcasestr(data, needle);
else
p = PL_strstr(data, needle);
return p ? p - data : kNotFound;
}
inline void
NS_CopyUnicodeToNative(const nsAString &input, nsACString &output)
{
NS_UTF16ToCString(input, NS_CSTRING_ENCODING_NATIVE_FILESYSTEM, output);
}
inline void
CopyUTF16toUTF8(const nsAString &input, nsACString &output)
{
NS_UTF16ToCString(input, NS_CSTRING_ENCODING_UTF8, output);
}
typedef nsCString nsCAutoString;
typedef nsString nsAutoString;
typedef nsCString nsXPIDLCString;
typedef nsString nsXPIDLString;
#else // MOZILLA_INTERNAL_API
#include "nsString.h"
#include "nsNativeCharsetUtils.h"
#include "nsReadableUtils.h"
inline void
AppendIntToString(nsCString &str, PRInt32 value)
{
str.AppendInt(value);
}
inline PRInt32
FindCharInString(nsCString &str, char c, PRUint32 offset = 0)
{
return str.FindChar(c, offset);
}
inline PRInt32
FindCharInString(nsString &str, PRUnichar c, PRUint32 offset = 0)
{
return str.FindChar(c, offset);
}
inline PRInt32
FindInString(nsCString &str, const char *needle, PRBool ignoreCase = PR_FALSE)
{
return str.Find(needle, ignoreCase);
}
#endif // MOZILLA_INTERNAL_API
#endif // !nsStringSupport_h__