blob: db8a1a1211a413425f611f1ebf7b74027b1729da [file] [log] [blame]
/*
* Copyright (C) 2006, 2007, 2008 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#include "BString.h"
#include <windows.h>
#include <wtf/URL.h>
#include <wtf/text/AtomString.h>
#include <wtf/text/StringView.h>
#include <wtf/text/win/WCharStringExtras.h>
#if USE(CF)
#include <CoreFoundation/CoreFoundation.h>
#endif
namespace WebCore {
using namespace JSC;
BString::BString()
: m_bstr(0)
{
}
BString::BString(const wchar_t* characters)
{
if (!characters)
m_bstr = 0;
else
m_bstr = SysAllocString(characters);
}
BString::BString(const wchar_t* characters, size_t length)
{
if (!characters)
m_bstr = 0;
else
m_bstr = SysAllocStringLen(characters, length);
}
BString::BString(const String& s)
{
if (s.isNull())
m_bstr = 0;
else
m_bstr = SysAllocStringLen(wcharFrom(StringView(s).upconvertedCharacters()), s.length());
}
BString::BString(const URL& url)
{
if (url.isNull())
m_bstr = 0;
else
m_bstr = SysAllocStringLen(wcharFrom(StringView(url.string()).upconvertedCharacters()), url.string().length());
}
BString::BString(const AtomString& s)
{
if (s.isNull())
m_bstr = 0;
else
m_bstr = SysAllocStringLen(wcharFrom(StringView(s.string()).upconvertedCharacters()), s.length());
}
#if USE(CF)
BString::BString(CFStringRef cfstr)
: m_bstr(0)
{
if (!cfstr)
return;
const UniChar* uniChars = CFStringGetCharactersPtr(cfstr);
if (uniChars) {
m_bstr = SysAllocStringLen((LPCWSTR)uniChars, CFStringGetLength(cfstr));
return;
}
CFIndex length = CFStringGetLength(cfstr);
m_bstr = SysAllocStringLen(0, length);
CFStringGetCharacters(cfstr, CFRangeMake(0, length), (UniChar*)m_bstr);
m_bstr[length] = 0;
}
#endif
BString::~BString()
{
SysFreeString(m_bstr);
}
BString::BString(const BString& other)
{
if (!other.m_bstr)
m_bstr = 0;
else
m_bstr = SysAllocString(other.m_bstr);
}
void BString::adoptBSTR(BSTR bstr)
{
SysFreeString(m_bstr);
m_bstr = bstr;
}
void BString::clear()
{
SysFreeString(m_bstr);
m_bstr = 0;
}
BString& BString::operator=(const BString& other)
{
if (this != &other)
*this = other.m_bstr;
return *this;
}
BString& BString::operator=(const BSTR& other)
{
if (other != m_bstr) {
SysFreeString(m_bstr);
m_bstr = other ? SysAllocString(other) : 0;
}
return *this;
}
bool operator ==(const BString& a, const BString& b)
{
if (SysStringLen((BSTR)a) != SysStringLen((BSTR)b))
return false;
if (!(BSTR)a && !(BSTR)b)
return true;
if (!(BSTR)a || !(BSTR)b)
return false;
return !wcscmp((BSTR)a, (BSTR)b);
}
bool operator !=(const BString& a, const BString& b)
{
return !(a==b);
}
bool operator ==(const BString& a, BSTR b)
{
if (SysStringLen((BSTR)a) != SysStringLen(b))
return false;
if (!(BSTR)a && !b)
return true;
if (!(BSTR)a || !b)
return false;
return !wcscmp((BSTR)a, b);
}
bool operator !=(const BString& a, BSTR b)
{
return !(a==b);
}
bool operator ==(BSTR a, const BString& b)
{
if (SysStringLen(a) != SysStringLen((BSTR)b))
return false;
if (!a && !(BSTR)b)
return true;
if (!a || !(BSTR)b)
return false;
return !wcscmp(a, (BSTR)b);
}
bool operator !=(BSTR a, const BString& b)
{
return !(a==b);
}
}