kjs Library API Documentation

identifier.h

00001 /* 00002 * This file is part of the KDE libraries 00003 * Copyright (C) 2003 Apple Computer, Inc. 00004 * 00005 * This library is free software; you can redistribute it and/or 00006 * modify it under the terms of the GNU Library General Public 00007 * License as published by the Free Software Foundation; either 00008 * version 2 of the License, or (at your option) any later version. 00009 * 00010 * This library is distributed in the hope that it will be useful, 00011 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00012 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00013 * Library General Public License for more details. 00014 * 00015 * You should have received a copy of the GNU Library General Public License 00016 * along with this library; see the file COPYING.LIB. If not, write to 00017 * the Free Software Foundation, Inc., 59 Temple Place - Suite 330, 00018 * Boston, MA 02111-1307, USA. 00019 * 00020 */ 00021 00022 #ifndef KJS_IDENTIFIER_H 00023 #define KJS_IDENTIFIER_H 00024 00025 #include "ustring.h" 00026 00027 namespace KJS { 00028 00032 class Identifier { 00033 friend class PropertyMap; 00034 public: 00038 Identifier() { } 00045 Identifier(const char *s) : _ustring(add(s)) { } 00046 Identifier(const UChar *s, int length) : _ustring(add(s, length)) { } 00047 explicit Identifier(const UString &s) : _ustring(add(s.rep)) { } 00048 00052 const UString &ustring() const { return _ustring; } 00053 DOM::DOMString string() const; 00057 QString qstring() const; 00058 00062 const UChar *data() const { return _ustring.data(); } 00066 int size() const { return _ustring.size(); } 00067 00071 const char *ascii() const { return _ustring.ascii(); } 00072 00073 static Identifier from(unsigned y) { return Identifier(UString::from(y)); } 00074 00078 bool isNull() const { return _ustring.isNull(); } 00082 bool isEmpty() const { return _ustring.isEmpty(); } 00083 00084 unsigned long toULong(bool *ok) const { return _ustring.toULong(ok); } 00085 unsigned toStrictUInt32(bool *ok) const { return _ustring.toStrictUInt32(ok); } 00086 unsigned toArrayIndex(bool *ok) const { return _ustring.toArrayIndex(ok); } 00087 00088 double toDouble() const { return _ustring.toDouble(); } 00089 00093 static const Identifier &null(); 00094 00095 friend bool operator==(const Identifier &, const Identifier &); 00096 friend bool operator!=(const Identifier &, const Identifier &); 00097 00098 friend bool operator==(const Identifier &, const char *); 00099 00100 static void remove(UString::Rep *); 00101 00102 private: 00103 UString _ustring; 00104 00105 static bool equal(UString::Rep *, const char *); 00106 static bool equal(UString::Rep *, const UChar *, int length); 00107 static bool equal(UString::Rep *, UString::Rep *); 00108 00109 static bool equal(const Identifier &a, const Identifier &b) 00110 { return a._ustring.rep == b._ustring.rep; } 00111 static bool equal(const Identifier &a, const char *b) 00112 { return equal(a._ustring.rep, b); } 00113 00114 static UString::Rep *add(const char *); 00115 static UString::Rep *add(const UChar *, int length); 00116 static UString::Rep *add(UString::Rep *); 00117 00118 static void insert(UString::Rep *); 00119 00120 static void rehash(int newTableSize); 00121 static void expand(); 00122 static void shrink(); 00123 00124 // TODO: move into .cpp file 00125 static UString::Rep **_table; 00126 static int _tableSize; 00127 static int _tableSizeMask; 00128 static int _keyCount; 00129 }; 00130 00131 inline bool operator==(const Identifier &a, const Identifier &b) 00132 { return Identifier::equal(a, b); } 00133 00134 inline bool operator!=(const Identifier &a, const Identifier &b) 00135 { return !Identifier::equal(a, b); } 00136 00137 inline bool operator==(const Identifier &a, const char *b) 00138 { return Identifier::equal(a, b); } 00139 00140 extern const Identifier argumentsPropertyName; 00141 extern const Identifier calleePropertyName; 00142 extern const Identifier constructorPropertyName; 00143 extern const Identifier lengthPropertyName; 00144 extern const Identifier messagePropertyName; 00145 extern const Identifier namePropertyName; 00146 extern const Identifier prototypePropertyName; 00147 extern const Identifier specialPrototypePropertyName; 00148 extern const Identifier toLocaleStringPropertyName; 00149 extern const Identifier toStringPropertyName; 00150 extern const Identifier valueOfPropertyName; 00151 00152 } 00153 00154 #endif
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This file is part of the documentation for kjs Library Version 3.3.0.
Documentation copyright © 1996-2004 the KDE developers.
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