1 /* 2 * Copyright (C) 2010 Google Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * 2. Redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution. 12 * 13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 15 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 16 * DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY 17 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 18 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 19 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON 20 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 21 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 22 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 23 */ 24 25 #ifndef ClassList_h 26 #define ClassList_h 27 28 #include "DOMTokenList.h" 29 #include "ExceptionCode.h" 30 #include "SpaceSplitString.h" 31 #include <wtf/PassOwnPtr.h> 32 33 namespace WebCore { 34 35 class Element; 36 37 class ClassList : public DOMTokenList { 38 public: create(Element * element)39 static PassOwnPtr<ClassList> create(Element* element) 40 { 41 return adoptPtr(new ClassList(element)); 42 } 43 44 virtual void ref(); 45 virtual void deref(); 46 47 virtual unsigned length() const; 48 virtual const AtomicString item(unsigned index) const; 49 virtual bool contains(const AtomicString&, ExceptionCode&) const; 50 virtual void add(const AtomicString&, ExceptionCode&); 51 virtual void remove(const AtomicString&, ExceptionCode&); 52 virtual bool toggle(const AtomicString&, ExceptionCode&); 53 virtual String toString() const; 54 element()55 virtual Element* element() { return m_element; } 56 57 void reset(const String&); 58 59 private: 60 ClassList(Element*); 61 62 void addInternal(const AtomicString&); 63 bool containsInternal(const AtomicString&) const; 64 void removeInternal(const AtomicString&); 65 66 const SpaceSplitString& classNames() const; 67 68 Element* m_element; 69 SpaceSplitString m_classNamesForQuirksMode; 70 }; 71 72 } // namespace WebCore 73 74 #endif // ClassList_h 75