| /* |
| * Copyright (C) 2010 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. AND ITS CONTRIBUTORS ``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 ITS 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. |
| */ |
| |
| #ifndef WebString_h |
| #define WebString_h |
| |
| #include "APIObject.h" |
| #include <JavaScriptCore/JSStringRef.h> |
| #include <wtf/PassRefPtr.h> |
| #include <wtf/text/WTFString.h> |
| #include <wtf/unicode/UTF8.h> |
| |
| namespace WebKit { |
| |
| // WebString - A string type suitable for vending to an API. |
| |
| class WebString : public APIObject { |
| public: |
| static const Type APIType = TypeString; |
| |
| static PassRefPtr<WebString> create(const String& string) |
| { |
| return adoptRef(new WebString(string)); |
| } |
| |
| static PassRefPtr<WebString> create(JSStringRef jsStringRef) |
| { |
| return adoptRef(new WebString(String(JSStringGetCharactersPtr(jsStringRef), JSStringGetLength(jsStringRef)))); |
| } |
| |
| static PassRefPtr<WebString> createFromUTF8String(const char* string) |
| { |
| return adoptRef(new WebString(String::fromUTF8(string))); |
| } |
| |
| bool isNull() const { return m_string.isNull(); } |
| bool isEmpty() const { return m_string.isEmpty(); } |
| |
| size_t maximumUTF8CStringSize() const { return m_string.length() * 3 + 1; } |
| size_t getUTF8CString(char* buffer, size_t bufferSize) |
| { |
| if (!bufferSize) |
| return 0; |
| char* p = buffer; |
| const UChar* d = m_string.characters(); |
| WTF::Unicode::ConversionResult result = WTF::Unicode::convertUTF16ToUTF8(&d, d + m_string.length(), &p, p + bufferSize - 1, /* strict */ true); |
| *p++ = '\0'; |
| if (result != WTF::Unicode::conversionOK && result != WTF::Unicode::targetExhausted) |
| return 0; |
| return p - buffer; |
| } |
| |
| bool equal(WebString* other) { return m_string == other->m_string; } |
| bool equalToUTF8String(const char* other) { return m_string == String::fromUTF8(other); } |
| bool equalToUTF8StringIgnoringCase(const char* other) { return equalIgnoringCase(m_string, other); } |
| |
| const String& string() const { return m_string; } |
| |
| JSStringRef createJSString() const { return JSStringCreateWithCharacters(m_string.characters(), m_string.length()); } |
| |
| private: |
| WebString(const String& string) |
| : m_string(!string.impl() ? String(StringImpl::empty()) : string) |
| { |
| } |
| |
| virtual Type type() const { return APIType; } |
| |
| String m_string; |
| }; |
| |
| } // namespace WebKit |
| |
| #endif // WebString_h |