1 /* 2 * Copyright (C) 2007, 2008 Apple Inc. All rights reserved. 3 * 4 * This library is free software; you can redistribute it and/or 5 * modify it under the terms of the GNU Library General Public 6 * License as published by the Free Software Foundation; either 7 * version 2 of the License, or (at your option) any later version. 8 * 9 * This library is distributed in the hope that it will be useful, 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 12 * Library General Public License for more details. 13 * 14 * You should have received a copy of the GNU Library General Public License 15 * along with this library; see the file COPYING.LIB. If not, write to 16 * the Free Software Foundation, Inc., 59 Temple Place - Suite 330, 17 * Boston, MA 02111-1307, USA. 18 * 19 */ 20 21 #ifndef SpaceSplitString_h 22 #define SpaceSplitString_h 23 24 #include "AtomicString.h" 25 #include <wtf/OwnPtr.h> 26 #include <wtf/Vector.h> 27 28 namespace WebCore { 29 30 class SpaceSplitStringData : public Noncopyable { 31 public: SpaceSplitStringData(const String & string,bool shouldFoldCase)32 SpaceSplitStringData(const String& string, bool shouldFoldCase) 33 : m_string(string), m_shouldFoldCase(shouldFoldCase), m_createdVector(false) 34 { 35 } 36 contains(const AtomicString & string)37 bool contains(const AtomicString& string) 38 { 39 ensureVector(); 40 size_t size = m_vector.size(); 41 for (size_t i = 0; i < size; ++i) { 42 if (m_vector[i] == string) 43 return true; 44 } 45 return false; 46 } 47 48 bool containsAll(SpaceSplitStringData&); 49 size()50 size_t size() { ensureVector(); return m_vector.size(); } 51 const AtomicString& operator[](size_t i) { ensureVector(); ASSERT(i < size()); return m_vector[i]; } 52 53 private: ensureVector()54 void ensureVector() { if (!m_createdVector) createVector(); } 55 void createVector(); 56 57 typedef Vector<AtomicString, 8> StringVector; 58 String m_string; 59 StringVector m_vector; 60 bool m_shouldFoldCase; 61 bool m_createdVector; 62 }; 63 64 class SpaceSplitString { 65 public: SpaceSplitString()66 SpaceSplitString() { } SpaceSplitString(const String & string,bool shouldFoldCase)67 SpaceSplitString(const String& string, bool shouldFoldCase) : m_data(new SpaceSplitStringData(string, shouldFoldCase)) { } 68 set(const String & string,bool shouldFoldCase)69 void set(const String& string, bool shouldFoldCase) { m_data.set(new SpaceSplitStringData(string, shouldFoldCase)); } clear()70 void clear() { m_data.clear(); } 71 contains(const AtomicString & string)72 bool contains(const AtomicString& string) const { return m_data && m_data->contains(string); } containsAll(const SpaceSplitString & names)73 bool containsAll(const SpaceSplitString& names) const { return !names.m_data || (m_data && m_data->containsAll(*names.m_data)); } 74 size()75 size_t size() const { return m_data ? m_data->size() : 0; } 76 const AtomicString& operator[](size_t i) const { ASSERT(i < size()); return (*m_data)[i]; } 77 78 private: 79 OwnPtr<SpaceSplitStringData> m_data; 80 }; 81 isClassWhitespace(UChar c)82 inline bool isClassWhitespace(UChar c) 83 { 84 return c == ' ' || c == '\r' || c == '\n' || c == '\t' || c == '\f'; 85 } 86 87 } // namespace WebCore 88 89 #endif // SpaceSplitString_h 90