зеркало из https://github.com/mozilla/gecko-dev.git
120 строки
2.9 KiB
C++
120 строки
2.9 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
|
|
*
|
|
* The contents of this file are subject to the Netscape Public License
|
|
* Version 1.0 (the "NPL"); you may not use this file except in
|
|
* compliance with the NPL. You may obtain a copy of the NPL at
|
|
* http://www.mozilla.org/NPL/
|
|
*
|
|
* Software distributed under the NPL is distributed on an "AS IS" basis,
|
|
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
|
|
* for the specific language governing rights and limitations under the
|
|
* NPL.
|
|
*
|
|
* The Initial Developer of this code under the NPL is Netscape
|
|
* Communications Corporation. Portions created by Netscape are
|
|
* Copyright (C) 1998 Netscape Communications Corporation. All Rights
|
|
* Reserved.
|
|
*/
|
|
|
|
#ifndef MSGSTROB_H
|
|
#define MSGSTROB_H
|
|
|
|
class XPStringObj
|
|
{
|
|
public:
|
|
~XPStringObj();
|
|
XPStringObj(const char *str = 0);
|
|
|
|
XPStringObj & operator =(const XPStringObj &xpStringObj);
|
|
XPStringObj & operator =(const char *str);
|
|
|
|
operator const char*() const;
|
|
|
|
XPStringObj & operator +=(const char chr);
|
|
XPStringObj & operator +=(const char *str);
|
|
XPStringObj & operator +=(XPStringObj &xpStringObj);
|
|
|
|
char operator [](int charIdx);
|
|
void SetStrPtr(char *str);
|
|
protected:
|
|
friend char * operator +(const XPStringObj &xpStringObj, const char *str);
|
|
friend char * operator +(const XPStringObj &xpStringObj1, const XPStringObj &xpStringObj2);
|
|
friend char * operator +(const char *str,const XPStringObj &xpStringObj);
|
|
|
|
char *m_strPtr;
|
|
};
|
|
|
|
inline XPStringObj::~XPStringObj()
|
|
{
|
|
if (m_strPtr)
|
|
XP_FREE(m_strPtr);
|
|
}
|
|
|
|
|
|
inline XPStringObj::XPStringObj(const char *str)
|
|
{
|
|
m_strPtr = (str) ? XP_STRDUP(str) : 0;
|
|
}
|
|
|
|
inline XPStringObj &XPStringObj::operator =(const XPStringObj &xpStringObj)
|
|
{
|
|
|
|
XP_FREEIF(m_strPtr);
|
|
m_strPtr = (xpStringObj.m_strPtr) ? XP_STRDUP(xpStringObj.m_strPtr) : 0;
|
|
|
|
return *this;
|
|
}
|
|
|
|
inline XPStringObj &XPStringObj::operator =(const char *str)
|
|
{
|
|
XP_FREEIF(m_strPtr);
|
|
m_strPtr = XP_STRDUP(str);
|
|
return *this;
|
|
}
|
|
|
|
inline XPStringObj::operator const char *(void) const
|
|
{
|
|
return m_strPtr;
|
|
}
|
|
|
|
inline XPStringObj &XPStringObj::operator +=(const char chr)
|
|
{
|
|
char str[2];
|
|
|
|
*str = chr;
|
|
str[1] = '\0';
|
|
|
|
m_strPtr = XP_AppendStr(m_strPtr, str);
|
|
return *this;
|
|
}
|
|
|
|
inline XPStringObj &XPStringObj::operator +=(const char *str)
|
|
{
|
|
m_strPtr = XP_AppendStr(m_strPtr, str);
|
|
return *this;
|
|
}
|
|
|
|
/*
|
|
* This operator is envoked by compiler generated code when
|
|
* concatenating another string on the end of this string.
|
|
*/
|
|
inline XPStringObj &XPStringObj::operator +=(XPStringObj &str)
|
|
{
|
|
m_strPtr = XP_AppendStr(m_strPtr, str.m_strPtr);
|
|
return *this;
|
|
}
|
|
|
|
inline char XPStringObj::operator [](int charIdx)
|
|
{
|
|
XP_ASSERT(m_strPtr && charIdx < (int) XP_STRLEN(m_strPtr));
|
|
return (m_strPtr) ? m_strPtr[charIdx] : 0;
|
|
}
|
|
|
|
inline void XPStringObj::SetStrPtr(char *str)
|
|
{
|
|
XP_FREEIF(m_strPtr);
|
|
m_strPtr = str;
|
|
}
|
|
|
|
#endif
|