<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml" lang="en_US" xml:lang="en_US"> <head> <title>kjs: object.cpp Source File (kjs)</title> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <meta http-equiv="Content-Style-Type" content="text/css" /> <meta http-equiv="pics-label" content='(pics-1.1 "http://www.icra.org/ratingsv02.html" comment "ICRAonline DE v2.0" l gen true for "http://www.kde.org" r (nz 1 vz 1 lz 1 oz 1 cb 1) "http://www.rsac.org/ratingsv01.html" l gen true for "http://www.kde.org" r (n 0 s 0 v 0 l 0))' /> <meta name="trademark" content="KDE e.V." /> <meta name="description" content="K Desktop Environment Homepage, KDE.org" /> <meta name="MSSmartTagsPreventParsing" content="true" /> <meta name="robots" content="all" /> <link rel="shortcut icon" href="../../favicon.ico" /> <link rel="stylesheet" media="screen" type="text/css" title="APIDOX" href="doxygen.css" /> </head> <body> <div id="nav_header_top" align="right"> <a href="#content" class="doNotDisplay" accesskey="2">Skip to main content ::</a> <a href="../.."><img id="nav_header_logo" alt="Home" align="left" src="../../kde_gear_64.png" border="0" /></a> <span class="doNotDisplay">::</span> <div id="nav_header_title" align="left">KDE API Reference</div> </div> <div id="nav_header_bottom" align="right"> <span class="doNotDisplay">:: <a href="#navigation" accesskey="5">Skip to Link Menu</a><br/></span> <div id="nav_header_bottom_right" style="text-align: left;"> / <a href="../..">API Reference</a> / <a href=".">kjs</a> </div> </div> <table id="main" border="0" cellpadding="0" cellspacing="0" width="100%"> <tr> <td valign="top" class="menuheader" height="0"></td> <td id="contentcolumn" valign="top" rowspan="2" > <div id="content" style="padding-top: 0px;"><div style="width:100%; margin: 0px; padding: 0px;"> <a name="content"></a> <!-- Generated by Doxygen 1.7.4 --> <div class="header"> <div class="headertitle"> <div class="title">object.cpp</div> </div> </div> <div class="contents"> <div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">// -*- c-basic-offset: 2 -*-</span> <a name="l00002"></a>00002 <span class="comment">/*</span> <a name="l00003"></a>00003 <span class="comment"> * This file is part of the KDE libraries</span> <a name="l00004"></a>00004 <span class="comment"> * Copyright (C) 1999-2001 Harri Porten (porten@kde.org)</span> <a name="l00005"></a>00005 <span class="comment"> * Copyright (C) 2001 Peter Kelly (pmk@post.com)</span> <a name="l00006"></a>00006 <span class="comment"> * Copyright (C) 2003 Apple Computer, Inc.</span> <a name="l00007"></a>00007 <span class="comment"> *</span> <a name="l00008"></a>00008 <span class="comment"> * This library is free software; you can redistribute it and/or</span> <a name="l00009"></a>00009 <span class="comment"> * modify it under the terms of the GNU Library General Public</span> <a name="l00010"></a>00010 <span class="comment"> * License as published by the Free Software Foundation; either</span> <a name="l00011"></a>00011 <span class="comment"> * version 2 of the License, or (at your option) any later version.</span> <a name="l00012"></a>00012 <span class="comment"> *</span> <a name="l00013"></a>00013 <span class="comment"> * This library is distributed in the hope that it will be useful,</span> <a name="l00014"></a>00014 <span class="comment"> * but WITHOUT ANY WARRANTY; without even the implied warranty of</span> <a name="l00015"></a>00015 <span class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</span> <a name="l00016"></a>00016 <span class="comment"> * Library General Public License for more details.</span> <a name="l00017"></a>00017 <span class="comment"> *</span> <a name="l00018"></a>00018 <span class="comment"> * You should have received a copy of the GNU Library General Public License</span> <a name="l00019"></a>00019 <span class="comment"> * along with this library; see the file COPYING.LIB. If not, write to</span> <a name="l00020"></a>00020 <span class="comment"> * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,</span> <a name="l00021"></a>00021 <span class="comment"> * Boston, MA 02110-1301, USA.</span> <a name="l00022"></a>00022 <span class="comment"> *</span> <a name="l00023"></a>00023 <span class="comment"> */</span> <a name="l00024"></a>00024 <a name="l00025"></a>00025 <span class="preprocessor">#include "value.h"</span> <a name="l00026"></a>00026 <span class="preprocessor">#include "object.h"</span> <a name="l00027"></a>00027 <span class="preprocessor">#include "types.h"</span> <a name="l00028"></a>00028 <span class="preprocessor">#include "interpreter.h"</span> <a name="l00029"></a>00029 <span class="preprocessor">#include "lookup.h"</span> <a name="l00030"></a>00030 <span class="preprocessor">#include "reference_list.h"</span> <a name="l00031"></a>00031 <a name="l00032"></a>00032 <span class="preprocessor">#include <assert.h></span> <a name="l00033"></a>00033 <span class="preprocessor">#include <math.h></span> <a name="l00034"></a>00034 <span class="preprocessor">#include <stdio.h></span> <a name="l00035"></a>00035 <a name="l00036"></a>00036 <span class="preprocessor">#include "internal.h"</span> <a name="l00037"></a>00037 <span class="preprocessor">#include "collector.h"</span> <a name="l00038"></a>00038 <span class="preprocessor">#include "operations.h"</span> <a name="l00039"></a>00039 <span class="preprocessor">#include "error_object.h"</span> <a name="l00040"></a>00040 <span class="preprocessor">#include "nodes.h"</span> <a name="l00041"></a>00041 <a name="l00042"></a>00042 <span class="keyword">using namespace </span>KJS; <a name="l00043"></a>00043 <a name="l00044"></a>00044 <span class="comment">// ------------------------------ Object ---------------------------------------</span> <a name="l00045"></a>00045 <a name="l00046"></a><a class="code" href="classKJS_1_1Object.html#ab12ea86cb49e21ea6c5547507f8d128e">00046</a> <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a> <a class="code" href="classKJS_1_1Object.html#ab12ea86cb49e21ea6c5547507f8d128e" title="Converts a Value into an Object.">Object::dynamicCast</a>(<span class="keyword">const</span> <a class="code" href="classKJS_1_1Value.html" title="Value objects are act as wrappers ("smart pointers") around ValueImp objects and their descendents...">Value</a> &v) <a name="l00047"></a>00047 { <a name="l00048"></a>00048 <span class="keywordflow">if</span> (!v.<a class="code" href="classKJS_1_1Value.html#acd8509ab6b7622c16fdf021803fdd2cb" title="Returns whether or not this is a valid value.">isValid</a>() || v.<a class="code" href="classKJS_1_1Value.html#ae452f07da93d3888448158e634d71657" title="Returns the type of value.">type</a>() != ObjectType) <a name="l00049"></a>00049 <span class="keywordflow">return</span> <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a>(0); <a name="l00050"></a>00050 <a name="l00051"></a>00051 <span class="keywordflow">return</span> <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a>(static_cast<ObjectImp*>(v.imp())); <a name="l00052"></a>00052 } <a name="l00053"></a>00053 <a name="l00054"></a><a class="code" href="classKJS_1_1Object.html#ab07be3e90ba2ba8352a9609cc4ac703c">00054</a> <a class="code" href="classKJS_1_1Value.html" title="Value objects are act as wrappers ("smart pointers") around ValueImp objects and their descendents...">Value</a> <a class="code" href="classKJS_1_1Object.html#ab07be3e90ba2ba8352a9609cc4ac703c" title="Calls this object as if it is a function.">Object::call</a>(<a class="code" href="classKJS_1_1ExecState.html" title="Represents the current state of script execution.">ExecState</a> *exec, <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a> &thisObj, <span class="keyword">const</span> <a class="code" href="classKJS_1_1List.html" title="Native list type.">List</a> &args) <a name="l00055"></a>00055 { <a name="l00056"></a>00056 <span class="preprocessor">#if KJS_MAX_STACK > 0</span> <a name="l00057"></a>00057 <span class="preprocessor"></span> <span class="keyword">static</span> <span class="keywordtype">int</span> depth = 0; <span class="comment">// sum of all concurrent interpreters</span> <a name="l00058"></a>00058 <span class="keywordflow">if</span> (++depth > KJS_MAX_STACK) { <a name="l00059"></a>00059 <span class="preprocessor">#ifndef NDEBUG</span> <a name="l00060"></a>00060 <span class="preprocessor"></span> fprintf(stderr, <span class="stringliteral">"Exceeded maximum function call depth\n"</span>); <a name="l00061"></a>00061 <span class="preprocessor">#endif</span> <a name="l00062"></a>00062 <span class="preprocessor"></span> <span class="keywordtype">int</span> saveDepth = depth - 1; <a name="l00063"></a>00063 <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a> err = <a class="code" href="classKJS_1_1Error.html#ad90381467b6e9fbae92c0975852048f2" title="Factory method for error objects.">Error::create</a>(exec, RangeError, <a name="l00064"></a>00064 <span class="stringliteral">"Exceeded maximum function call depth."</span>); <a name="l00065"></a>00065 depth = depth - 10; <span class="comment">//Give some room for the debugger to operate,</span> <a name="l00066"></a>00066 <span class="comment">//so if it tries to examine things we don't get here again</span> <a name="l00067"></a>00067 exec->setException(err); <a name="l00068"></a>00068 depth = saveDepth; <a name="l00069"></a>00069 <span class="keywordflow">return</span> err; <a name="l00070"></a>00070 } <a name="l00071"></a>00071 <span class="preprocessor">#endif</span> <a name="l00072"></a>00072 <span class="preprocessor"></span> <a name="l00073"></a>00073 <a class="code" href="classKJS_1_1Value.html" title="Value objects are act as wrappers ("smart pointers") around ValueImp objects and their descendents...">Value</a> ret = <span class="keyword">static_cast<</span>ObjectImp*<span class="keyword">></span>(rep)-><a class="code" href="classKJS_1_1Object.html#ab07be3e90ba2ba8352a9609cc4ac703c" title="Calls this object as if it is a function.">call</a>(exec,thisObj,args); <a name="l00074"></a>00074 <a name="l00075"></a>00075 <span class="preprocessor">#if KJS_MAX_STACK > 0</span> <a name="l00076"></a>00076 <span class="preprocessor"></span> --depth; <a name="l00077"></a>00077 <span class="preprocessor">#endif</span> <a name="l00078"></a>00078 <span class="preprocessor"></span> <a name="l00079"></a>00079 <span class="keywordflow">return</span> ret; <a name="l00080"></a>00080 } <a name="l00081"></a>00081 <a name="l00082"></a>00082 <span class="comment">// ------------------------------ ObjectImp ------------------------------------</span> <a name="l00083"></a>00083 <a name="l00084"></a>00084 ObjectImp::ObjectImp(<span class="keyword">const</span> <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a> &proto) <a name="l00085"></a>00085 : _proto(static_cast<ObjectImp*>(proto.imp())), _internalValue(0L) <a name="l00086"></a>00086 { <a name="l00087"></a>00087 <span class="comment">//fprintf(stderr,"ObjectImp::ObjectImp %p\n",(void*)this);</span> <a name="l00088"></a>00088 } <a name="l00089"></a>00089 <a name="l00090"></a>00090 ObjectImp::ObjectImp(ObjectImp *proto) <a name="l00091"></a>00091 : _proto(proto), _internalValue(0L) <a name="l00092"></a>00092 { <a name="l00093"></a>00093 } <a name="l00094"></a>00094 <a name="l00095"></a>00095 ObjectImp::ObjectImp() <a name="l00096"></a>00096 { <a name="l00097"></a>00097 <span class="comment">//fprintf(stderr,"ObjectImp::ObjectImp %p\n",(void*)this);</span> <a name="l00098"></a>00098 _proto = NullImp::staticNull; <a name="l00099"></a>00099 _internalValue = 0L; <a name="l00100"></a>00100 } <a name="l00101"></a>00101 <a name="l00102"></a>00102 ObjectImp::~ObjectImp() <a name="l00103"></a>00103 { <a name="l00104"></a>00104 <span class="comment">//fprintf(stderr,"ObjectImp::~ObjectImp %p\n",(void*)this);</span> <a name="l00105"></a>00105 } <a name="l00106"></a>00106 <a name="l00107"></a>00107 <span class="keywordtype">void</span> ObjectImp::mark() <a name="l00108"></a>00108 { <a name="l00109"></a>00109 <span class="comment">//fprintf(stderr,"ObjectImp::mark() %p\n",(void*)this);</span> <a name="l00110"></a>00110 ValueImp::mark(); <a name="l00111"></a>00111 <a name="l00112"></a>00112 <span class="keywordflow">if</span> (_proto && !_proto->marked()) <a name="l00113"></a>00113 _proto->mark(); <a name="l00114"></a>00114 <a name="l00115"></a>00115 _prop.mark(); <a name="l00116"></a>00116 <a name="l00117"></a>00117 <span class="keywordflow">if</span> (_internalValue && !_internalValue->marked()) <a name="l00118"></a>00118 _internalValue->mark(); <a name="l00119"></a>00119 <a name="l00120"></a>00120 _scope.mark(); <a name="l00121"></a>00121 } <a name="l00122"></a>00122 <a name="l00123"></a>00123 <span class="keyword">const</span> <a class="code" href="structKJS_1_1ClassInfo.html" title="Class Information.">ClassInfo</a> *ObjectImp::classInfo()<span class="keyword"> const</span> <a name="l00124"></a>00124 <span class="keyword"></span>{ <a name="l00125"></a>00125 <span class="keywordflow">return</span> 0; <a name="l00126"></a>00126 } <a name="l00127"></a>00127 <a name="l00128"></a>00128 <span class="keywordtype">bool</span> ObjectImp::inherits(<span class="keyword">const</span> <a class="code" href="structKJS_1_1ClassInfo.html" title="Class Information.">ClassInfo</a> *info)<span class="keyword"> const</span> <a name="l00129"></a>00129 <span class="keyword"></span>{ <a name="l00130"></a>00130 <span class="keywordflow">if</span> (!info) <a name="l00131"></a>00131 <span class="keywordflow">return</span> <span class="keyword">false</span>; <a name="l00132"></a>00132 <a name="l00133"></a>00133 <span class="keyword">const</span> <a class="code" href="structKJS_1_1ClassInfo.html" title="Class Information.">ClassInfo</a> *ci = classInfo(); <a name="l00134"></a>00134 <span class="keywordflow">if</span> (!ci) <a name="l00135"></a>00135 <span class="keywordflow">return</span> <span class="keyword">false</span>; <a name="l00136"></a>00136 <a name="l00137"></a>00137 <span class="keywordflow">while</span> (ci && ci != info) <a name="l00138"></a>00138 ci = ci-><a class="code" href="structKJS_1_1ClassInfo.html#aac9d415e8e0349df8cd56f24c3a7b28c" title="Pointer to the class information of the base class.">parentClass</a>; <a name="l00139"></a>00139 <a name="l00140"></a>00140 <span class="keywordflow">return</span> (ci == info); <a name="l00141"></a>00141 } <a name="l00142"></a>00142 <a name="l00143"></a>00143 Type ObjectImp::type()<span class="keyword"> const</span> <a name="l00144"></a>00144 <span class="keyword"></span>{ <a name="l00145"></a>00145 <span class="keywordflow">return</span> ObjectType; <a name="l00146"></a>00146 } <a name="l00147"></a>00147 <a name="l00148"></a>00148 <a class="code" href="classKJS_1_1Value.html" title="Value objects are act as wrappers ("smart pointers") around ValueImp objects and their descendents...">Value</a> ObjectImp::prototype()<span class="keyword"> const</span> <a name="l00149"></a>00149 <span class="keyword"></span>{ <a name="l00150"></a>00150 <span class="keywordflow">return</span> <a class="code" href="classKJS_1_1Value.html" title="Value objects are act as wrappers ("smart pointers") around ValueImp objects and their descendents...">Value</a>(_proto); <a name="l00151"></a>00151 } <a name="l00152"></a>00152 <a name="l00153"></a>00153 <span class="keywordtype">void</span> ObjectImp::setPrototype(<span class="keyword">const</span> <a class="code" href="classKJS_1_1Value.html" title="Value objects are act as wrappers ("smart pointers") around ValueImp objects and their descendents...">Value</a> &proto) <a name="l00154"></a>00154 { <a name="l00155"></a>00155 _proto = proto.imp(); <a name="l00156"></a>00156 } <a name="l00157"></a>00157 <a name="l00158"></a>00158 <a class="code" href="classKJS_1_1UString.html" title="Unicode string class.">UString</a> ObjectImp::className()<span class="keyword"> const</span> <a name="l00159"></a>00159 <span class="keyword"></span>{ <a name="l00160"></a>00160 <span class="keyword">const</span> <a class="code" href="structKJS_1_1ClassInfo.html" title="Class Information.">ClassInfo</a> *ci = classInfo(); <a name="l00161"></a>00161 <span class="keywordflow">if</span> ( ci ) <a name="l00162"></a>00162 <span class="keywordflow">return</span> ci-><a class="code" href="structKJS_1_1ClassInfo.html#a65ebb96070dab1ebdbd7fcca128fcd7a" title="A string denoting the class name.">className</a>; <a name="l00163"></a>00163 <span class="keywordflow">return</span> <span class="stringliteral">"Object"</span>; <a name="l00164"></a>00164 } <a name="l00165"></a>00165 <a name="l00166"></a>00166 <a class="code" href="classKJS_1_1Value.html" title="Value objects are act as wrappers ("smart pointers") around ValueImp objects and their descendents...">Value</a> ObjectImp::get(<a class="code" href="classKJS_1_1ExecState.html" title="Represents the current state of script execution.">ExecState</a> *exec, <span class="keyword">const</span> <a class="code" href="classKJS_1_1Identifier.html" title="Represents an Identifier for a Javascript object.">Identifier</a> &propertyName)<span class="keyword"> const</span> <a name="l00167"></a>00167 <span class="keyword"></span>{ <a name="l00168"></a>00168 <a class="code" href="classKJS_1_1ValueImp.html" title="ValueImp is the base type for all primitives (Undefined, Null, Boolean, String, Number) and objects i...">ValueImp</a> *imp = getDirect(propertyName); <a name="l00169"></a>00169 <span class="keywordflow">if</span> (imp) <a name="l00170"></a>00170 <span class="keywordflow">return</span> <a class="code" href="classKJS_1_1Value.html" title="Value objects are act as wrappers ("smart pointers") around ValueImp objects and their descendents...">Value</a>(imp); <a name="l00171"></a>00171 <a name="l00172"></a>00172 <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a> proto = <a class="code" href="classKJS_1_1Object.html#ab12ea86cb49e21ea6c5547507f8d128e" title="Converts a Value into an Object.">Object::dynamicCast</a>(prototype()); <a name="l00173"></a>00173 <a name="l00174"></a>00174 <span class="comment">// non-standard netscape extension</span> <a name="l00175"></a>00175 <span class="keywordflow">if</span> (propertyName == specialPrototypePropertyName) { <a name="l00176"></a>00176 <span class="keywordflow">if</span> (!proto.<a class="code" href="classKJS_1_1Value.html#acd8509ab6b7622c16fdf021803fdd2cb" title="Returns whether or not this is a valid value.">isValid</a>()) <a name="l00177"></a>00177 <span class="keywordflow">return</span> <a class="code" href="classKJS_1_1Null.html" title="Represents an primitive Null value.">Null</a>(); <a name="l00178"></a>00178 <span class="keywordflow">else</span> <a name="l00179"></a>00179 <span class="keywordflow">return</span> <a class="code" href="classKJS_1_1Value.html" title="Value objects are act as wrappers ("smart pointers") around ValueImp objects and their descendents...">Value</a>(proto); <a name="l00180"></a>00180 } <a name="l00181"></a>00181 <a name="l00182"></a>00182 <span class="keywordflow">if</span> (!proto.<a class="code" href="classKJS_1_1Value.html#acd8509ab6b7622c16fdf021803fdd2cb" title="Returns whether or not this is a valid value.">isValid</a>()) <a name="l00183"></a>00183 <span class="keywordflow">return</span> <a class="code" href="classKJS_1_1Undefined.html" title="Represents an primitive Undefined value.">Undefined</a>(); <a name="l00184"></a>00184 <a name="l00185"></a>00185 <span class="keywordflow">return</span> proto.<a class="code" href="classKJS_1_1Object.html#a394b5e197af70d97568c5e17fe61b19f" title="Retrieves the specified property from the object.">get</a>(exec,propertyName); <a name="l00186"></a>00186 } <a name="l00187"></a>00187 <a name="l00188"></a>00188 <a class="code" href="classKJS_1_1Value.html" title="Value objects are act as wrappers ("smart pointers") around ValueImp objects and their descendents...">Value</a> ObjectImp::getPropertyByIndex(<a class="code" href="classKJS_1_1ExecState.html" title="Represents the current state of script execution.">ExecState</a> *exec, <a name="l00189"></a>00189 <span class="keywordtype">unsigned</span> propertyName)<span class="keyword"> const</span> <a name="l00190"></a>00190 <span class="keyword"></span>{ <a name="l00191"></a>00191 <span class="keywordflow">return</span> <span class="keyword">get</span>(exec, Identifier::from(propertyName)); <a name="l00192"></a>00192 } <a name="l00193"></a>00193 <a name="l00194"></a>00194 <span class="comment">// ECMA 8.6.2.2</span> <a name="l00195"></a>00195 <span class="keywordtype">void</span> ObjectImp::put(<a class="code" href="classKJS_1_1ExecState.html" title="Represents the current state of script execution.">ExecState</a> *exec, <span class="keyword">const</span> <a class="code" href="classKJS_1_1Identifier.html" title="Represents an Identifier for a Javascript object.">Identifier</a> &propertyName, <a name="l00196"></a>00196 <span class="keyword">const</span> <a class="code" href="classKJS_1_1Value.html" title="Value objects are act as wrappers ("smart pointers") around ValueImp objects and their descendents...">Value</a> &value, <span class="keywordtype">int</span> attr) <a name="l00197"></a>00197 { <a name="l00198"></a>00198 assert(value.<a class="code" href="classKJS_1_1Value.html#acd8509ab6b7622c16fdf021803fdd2cb" title="Returns whether or not this is a valid value.">isValid</a>()); <a name="l00199"></a>00199 <a name="l00200"></a>00200 <span class="comment">// non-standard netscape extension</span> <a name="l00201"></a>00201 <span class="keywordflow">if</span> (propertyName == specialPrototypePropertyName) { <a name="l00202"></a>00202 setPrototype(value); <a name="l00203"></a>00203 <span class="keywordflow">return</span>; <a name="l00204"></a>00204 } <a name="l00205"></a>00205 <a name="l00206"></a>00206 <span class="comment">/* TODO: check for write permissions directly w/o this call */</span> <a name="l00207"></a>00207 <span class="comment">/* Doesn't look very easy with the PropertyMap API - David */</span> <a name="l00208"></a>00208 <span class="comment">// putValue() is used for JS assignemnts. It passes no attribute.</span> <a name="l00209"></a>00209 <span class="comment">// Assume that a C++ implementation knows what it is doing</span> <a name="l00210"></a>00210 <span class="comment">// and let it override the canPut() check.</span> <a name="l00211"></a>00211 <span class="keywordflow">if</span> ((attr == None || attr == DontDelete) && !canPut(exec,propertyName)) { <a name="l00212"></a>00212 <span class="preprocessor">#ifdef KJS_VERBOSE</span> <a name="l00213"></a>00213 <span class="preprocessor"></span> fprintf( stderr, <span class="stringliteral">"WARNING: canPut %s said NO\n"</span>, propertyName.<a class="code" href="classKJS_1_1Identifier.html#a7b4e6ccacac5cae4e55412904541c8ba" title="Char * of the identifier's string.">ascii</a>() ); <a name="l00214"></a>00214 <span class="preprocessor">#endif</span> <a name="l00215"></a>00215 <span class="preprocessor"></span> <span class="keywordflow">return</span>; <a name="l00216"></a>00216 } <a name="l00217"></a>00217 <a name="l00218"></a>00218 _prop.put(propertyName,value.imp(),attr); <a name="l00219"></a>00219 } <a name="l00220"></a>00220 <a name="l00221"></a>00221 <span class="comment">// delme</span> <a name="l00222"></a>00222 <span class="keywordtype">void</span> ObjectImp::putPropertyByIndex(<a class="code" href="classKJS_1_1ExecState.html" title="Represents the current state of script execution.">ExecState</a> *exec, <span class="keywordtype">unsigned</span> propertyName, <a name="l00223"></a>00223 <span class="keyword">const</span> <a class="code" href="classKJS_1_1Value.html" title="Value objects are act as wrappers ("smart pointers") around ValueImp objects and their descendents...">Value</a> &value, <span class="keywordtype">int</span> attr) <a name="l00224"></a>00224 { <a name="l00225"></a>00225 put(exec, Identifier::from(propertyName), value, attr); <a name="l00226"></a>00226 } <a name="l00227"></a>00227 <a name="l00228"></a>00228 <span class="comment">// ECMA 8.6.2.3</span> <a name="l00229"></a>00229 <span class="keywordtype">bool</span> ObjectImp::canPut(<a class="code" href="classKJS_1_1ExecState.html" title="Represents the current state of script execution.">ExecState</a> *, <span class="keyword">const</span> <a class="code" href="classKJS_1_1Identifier.html" title="Represents an Identifier for a Javascript object.">Identifier</a> &propertyName)<span class="keyword"> const</span> <a name="l00230"></a>00230 <span class="keyword"></span>{ <a name="l00231"></a>00231 <span class="keywordtype">int</span> attributes; <a name="l00232"></a>00232 <a class="code" href="classKJS_1_1ValueImp.html" title="ValueImp is the base type for all primitives (Undefined, Null, Boolean, String, Number) and objects i...">ValueImp</a> *v = _prop.get(propertyName, attributes); <a name="l00233"></a>00233 <span class="keywordflow">if</span> (v) <a name="l00234"></a>00234 <span class="keywordflow">return</span>!(attributes & ReadOnly); <a name="l00235"></a>00235 <a name="l00236"></a>00236 <span class="comment">// Look in the static hashtable of properties</span> <a name="l00237"></a>00237 <span class="keyword">const</span> <a class="code" href="structKJS_1_1HashEntry.html" title="An entry in a hash table.">HashEntry</a>* e = findPropertyHashEntry(propertyName); <a name="l00238"></a>00238 <span class="keywordflow">if</span> (e) <a name="l00239"></a>00239 <span class="keywordflow">return</span> !(e-><a class="code" href="structKJS_1_1HashEntry.html#a12c2b8d0dc49b3f26695c10a5a1a4781" title="attr is a set for flags (e.g.">attr</a> & ReadOnly); <a name="l00240"></a>00240 <a name="l00241"></a>00241 <span class="comment">// Don't look in the prototype here. We can always put an override</span> <a name="l00242"></a>00242 <span class="comment">// in the object, even if the prototype has a ReadOnly property.</span> <a name="l00243"></a>00243 <span class="keywordflow">return</span> <span class="keyword">true</span>; <a name="l00244"></a>00244 } <a name="l00245"></a>00245 <a name="l00246"></a>00246 <span class="comment">// ECMA 8.6.2.4</span> <a name="l00247"></a>00247 <span class="keywordtype">bool</span> ObjectImp::hasProperty(<a class="code" href="classKJS_1_1ExecState.html" title="Represents the current state of script execution.">ExecState</a> *exec, <span class="keyword">const</span> <a class="code" href="classKJS_1_1Identifier.html" title="Represents an Identifier for a Javascript object.">Identifier</a> &propertyName)<span class="keyword"> const</span> <a name="l00248"></a>00248 <span class="keyword"></span>{ <a name="l00249"></a>00249 <span class="keywordflow">if</span> (_prop.get(propertyName)) <a name="l00250"></a>00250 <span class="keywordflow">return</span> <span class="keyword">true</span>; <a name="l00251"></a>00251 <a name="l00252"></a>00252 <span class="comment">// Look in the static hashtable of properties</span> <a name="l00253"></a>00253 <span class="keywordflow">if</span> (findPropertyHashEntry(propertyName)) <a name="l00254"></a>00254 <span class="keywordflow">return</span> <span class="keyword">true</span>; <a name="l00255"></a>00255 <a name="l00256"></a>00256 <span class="comment">// non-standard netscape extension</span> <a name="l00257"></a>00257 <span class="keywordflow">if</span> (propertyName == specialPrototypePropertyName) <a name="l00258"></a>00258 <span class="keywordflow">return</span> <span class="keyword">true</span>; <a name="l00259"></a>00259 <a name="l00260"></a>00260 <span class="comment">// Look in the prototype</span> <a name="l00261"></a>00261 <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a> proto = <a class="code" href="classKJS_1_1Object.html#ab12ea86cb49e21ea6c5547507f8d128e" title="Converts a Value into an Object.">Object::dynamicCast</a>(prototype()); <a name="l00262"></a>00262 <span class="keywordflow">return</span> proto.<a class="code" href="classKJS_1_1Value.html#acd8509ab6b7622c16fdf021803fdd2cb" title="Returns whether or not this is a valid value.">isValid</a>() && proto.<a class="code" href="classKJS_1_1Object.html#a8c0f1def86d09e32d8df1e27c3201922" title="Checks to see whether the object (or any object in it's prototype chain) has a property with the spec...">hasProperty</a>(exec,propertyName); <a name="l00263"></a>00263 } <a name="l00264"></a>00264 <a name="l00265"></a>00265 <span class="keywordtype">bool</span> ObjectImp::hasPropertyByIndex(<a class="code" href="classKJS_1_1ExecState.html" title="Represents the current state of script execution.">ExecState</a> *exec, <span class="keywordtype">unsigned</span> propertyName)<span class="keyword"> const</span> <a name="l00266"></a>00266 <span class="keyword"></span>{ <a name="l00267"></a>00267 <span class="keywordflow">return</span> hasProperty(exec, Identifier::from(propertyName)); <a name="l00268"></a>00268 } <a name="l00269"></a>00269 <a name="l00270"></a>00270 <span class="comment">// ECMA 8.6.2.5</span> <a name="l00271"></a>00271 <span class="keywordtype">bool</span> ObjectImp::deleteProperty(<a class="code" href="classKJS_1_1ExecState.html" title="Represents the current state of script execution.">ExecState</a> * <span class="comment">/*exec*/</span>, <span class="keyword">const</span> <a class="code" href="classKJS_1_1Identifier.html" title="Represents an Identifier for a Javascript object.">Identifier</a> &propertyName) <a name="l00272"></a>00272 { <a name="l00273"></a>00273 <span class="keywordtype">int</span> attributes; <a name="l00274"></a>00274 <a class="code" href="classKJS_1_1ValueImp.html" title="ValueImp is the base type for all primitives (Undefined, Null, Boolean, String, Number) and objects i...">ValueImp</a> *v = _prop.get(propertyName, attributes); <a name="l00275"></a>00275 <span class="keywordflow">if</span> (v) { <a name="l00276"></a>00276 <span class="keywordflow">if</span> ((attributes & DontDelete)) <a name="l00277"></a>00277 <span class="keywordflow">return</span> <span class="keyword">false</span>; <a name="l00278"></a>00278 _prop.remove(propertyName); <a name="l00279"></a>00279 <span class="keywordflow">return</span> <span class="keyword">true</span>; <a name="l00280"></a>00280 } <a name="l00281"></a>00281 <a name="l00282"></a>00282 <span class="comment">// Look in the static hashtable of properties</span> <a name="l00283"></a>00283 <span class="keyword">const</span> <a class="code" href="structKJS_1_1HashEntry.html" title="An entry in a hash table.">HashEntry</a>* entry = findPropertyHashEntry(propertyName); <a name="l00284"></a>00284 <span class="keywordflow">if</span> (entry && entry-><a class="code" href="structKJS_1_1HashEntry.html#a12c2b8d0dc49b3f26695c10a5a1a4781" title="attr is a set for flags (e.g.">attr</a> & DontDelete) <a name="l00285"></a>00285 <span class="keywordflow">return</span> <span class="keyword">false</span>; <span class="comment">// this builtin property can't be deleted</span> <a name="l00286"></a>00286 <span class="keywordflow">return</span> <span class="keyword">true</span>; <a name="l00287"></a>00287 } <a name="l00288"></a>00288 <a name="l00289"></a>00289 <span class="keywordtype">bool</span> ObjectImp::deletePropertyByIndex(<a class="code" href="classKJS_1_1ExecState.html" title="Represents the current state of script execution.">ExecState</a> *exec, <span class="keywordtype">unsigned</span> propertyName) <a name="l00290"></a>00290 { <a name="l00291"></a>00291 <span class="keywordflow">return</span> deleteProperty(exec, Identifier::from(propertyName)); <a name="l00292"></a>00292 } <a name="l00293"></a>00293 <a name="l00294"></a>00294 <span class="keywordtype">void</span> ObjectImp::deleteAllProperties( <a class="code" href="classKJS_1_1ExecState.html" title="Represents the current state of script execution.">ExecState</a> * ) <a name="l00295"></a>00295 { <a name="l00296"></a>00296 _prop.clear(); <a name="l00297"></a>00297 } <a name="l00298"></a>00298 <a name="l00299"></a>00299 <span class="comment">// ECMA 8.6.2.6</span> <a name="l00300"></a>00300 <a class="code" href="classKJS_1_1Value.html" title="Value objects are act as wrappers ("smart pointers") around ValueImp objects and their descendents...">Value</a> ObjectImp::defaultValue(<a class="code" href="classKJS_1_1ExecState.html" title="Represents the current state of script execution.">ExecState</a> *exec, Type hint)<span class="keyword"> const</span> <a name="l00301"></a>00301 <span class="keyword"></span>{ <a name="l00302"></a>00302 <span class="keywordflow">if</span> (hint != StringType && hint != NumberType) { <a name="l00303"></a>00303 <span class="comment">/* Prefer String for Date objects */</span> <a name="l00304"></a>00304 <span class="keywordflow">if</span> (_proto == exec-><a class="code" href="classKJS_1_1ExecState.html#af210e5fad440d91a939e71ccb2bf6be7" title="Returns the interpreter associated with the current scope's global object.">lexicalInterpreter</a>()-><a class="code" href="classKJS_1_1Interpreter.html#a1572761684c8789e56000e53c0b64a92" title="Returns the builtin "Date.prototype" object.">builtinDatePrototype</a>().imp()) <a name="l00305"></a>00305 hint = StringType; <a name="l00306"></a>00306 <span class="keywordflow">else</span> <a name="l00307"></a>00307 hint = NumberType; <a name="l00308"></a>00308 } <a name="l00309"></a>00309 <a name="l00310"></a>00310 <a class="code" href="classKJS_1_1Value.html" title="Value objects are act as wrappers ("smart pointers") around ValueImp objects and their descendents...">Value</a> v; <a name="l00311"></a>00311 <span class="keywordflow">if</span> (hint == StringType) <a name="l00312"></a>00312 v = <span class="keyword">get</span>(exec,toStringPropertyName); <a name="l00313"></a>00313 <span class="keywordflow">else</span> <a name="l00314"></a>00314 v = <span class="keyword">get</span>(exec,valueOfPropertyName); <a name="l00315"></a>00315 <a name="l00316"></a>00316 <span class="keywordflow">if</span> (v.<a class="code" href="classKJS_1_1Value.html#ae452f07da93d3888448158e634d71657" title="Returns the type of value.">type</a>() == ObjectType) { <a name="l00317"></a>00317 <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a> o = <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a>(static_cast<ObjectImp*>(v.imp())); <a name="l00318"></a>00318 <span class="keywordflow">if</span> (o.<a class="code" href="classKJS_1_1Object.html#a7c08a913629973d9eddf5b7f53ef5200" title="Whether or not the object implements the call() method.">implementsCall</a>()) { <span class="comment">// spec says "not primitive type" but ...</span> <a name="l00319"></a>00319 <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a> thisObj = <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a>(const_cast<ObjectImp*>(<span class="keyword">this</span>)); <a name="l00320"></a>00320 <a class="code" href="classKJS_1_1Value.html" title="Value objects are act as wrappers ("smart pointers") around ValueImp objects and their descendents...">Value</a> def = o.<a class="code" href="classKJS_1_1Object.html#ab07be3e90ba2ba8352a9609cc4ac703c" title="Calls this object as if it is a function.">call</a>(exec,thisObj,<a class="code" href="classKJS_1_1List.html#ad30b847844813d118f8208dbfb6b5ad2" title="Returns a pointer to a static instance of an empty list.">List::empty</a>()); <a name="l00321"></a>00321 Type defType = def.<a class="code" href="classKJS_1_1Value.html#ae452f07da93d3888448158e634d71657" title="Returns the type of value.">type</a>(); <a name="l00322"></a>00322 <span class="keywordflow">if</span> (defType == UnspecifiedType || defType == UndefinedType || <a name="l00323"></a>00323 defType == NullType || defType == BooleanType || <a name="l00324"></a>00324 defType == StringType || defType == NumberType) { <a name="l00325"></a>00325 <span class="keywordflow">return</span> def; <a name="l00326"></a>00326 } <a name="l00327"></a>00327 } <a name="l00328"></a>00328 } <a name="l00329"></a>00329 <a name="l00330"></a>00330 <span class="keywordflow">if</span> (hint == StringType) <a name="l00331"></a>00331 v = <span class="keyword">get</span>(exec,valueOfPropertyName); <a name="l00332"></a>00332 <span class="keywordflow">else</span> <a name="l00333"></a>00333 v = <span class="keyword">get</span>(exec,toStringPropertyName); <a name="l00334"></a>00334 <a name="l00335"></a>00335 <span class="keywordflow">if</span> (v.<a class="code" href="classKJS_1_1Value.html#ae452f07da93d3888448158e634d71657" title="Returns the type of value.">type</a>() == ObjectType) { <a name="l00336"></a>00336 <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a> o = <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a>(static_cast<ObjectImp*>(v.imp())); <a name="l00337"></a>00337 <span class="keywordflow">if</span> (o.<a class="code" href="classKJS_1_1Object.html#a7c08a913629973d9eddf5b7f53ef5200" title="Whether or not the object implements the call() method.">implementsCall</a>()) { <span class="comment">// spec says "not primitive type" but ...</span> <a name="l00338"></a>00338 <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a> thisObj = <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a>(const_cast<ObjectImp*>(<span class="keyword">this</span>)); <a name="l00339"></a>00339 <a class="code" href="classKJS_1_1Value.html" title="Value objects are act as wrappers ("smart pointers") around ValueImp objects and their descendents...">Value</a> def = o.<a class="code" href="classKJS_1_1Object.html#ab07be3e90ba2ba8352a9609cc4ac703c" title="Calls this object as if it is a function.">call</a>(exec,thisObj,<a class="code" href="classKJS_1_1List.html#ad30b847844813d118f8208dbfb6b5ad2" title="Returns a pointer to a static instance of an empty list.">List::empty</a>()); <a name="l00340"></a>00340 Type defType = def.<a class="code" href="classKJS_1_1Value.html#ae452f07da93d3888448158e634d71657" title="Returns the type of value.">type</a>(); <a name="l00341"></a>00341 <span class="keywordflow">if</span> (defType == UnspecifiedType || defType == UndefinedType || <a name="l00342"></a>00342 defType == NullType || defType == BooleanType || <a name="l00343"></a>00343 defType == StringType || defType == NumberType) { <a name="l00344"></a>00344 <span class="keywordflow">return</span> def; <a name="l00345"></a>00345 } <a name="l00346"></a>00346 } <a name="l00347"></a>00347 } <a name="l00348"></a>00348 <a name="l00349"></a>00349 <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a> err = <a class="code" href="classKJS_1_1Error.html#ad90381467b6e9fbae92c0975852048f2" title="Factory method for error objects.">Error::create</a>(exec, TypeError, I18N_NOOP(<span class="stringliteral">"No default value"</span>)); <a name="l00350"></a>00350 exec->setException(err); <a name="l00351"></a>00351 <span class="keywordflow">return</span> err; <a name="l00352"></a>00352 } <a name="l00353"></a>00353 <a name="l00354"></a>00354 <span class="keyword">const</span> <a class="code" href="structKJS_1_1HashEntry.html" title="An entry in a hash table.">HashEntry</a>* ObjectImp::findPropertyHashEntry( <span class="keyword">const</span> <a class="code" href="classKJS_1_1Identifier.html" title="Represents an Identifier for a Javascript object.">Identifier</a>& propertyName )<span class="keyword"> const</span> <a name="l00355"></a>00355 <span class="keyword"></span>{ <a name="l00356"></a>00356 <span class="keyword">const</span> <a class="code" href="structKJS_1_1ClassInfo.html" title="Class Information.">ClassInfo</a> *info = classInfo(); <a name="l00357"></a>00357 <span class="keywordflow">while</span> (info) { <a name="l00358"></a>00358 <span class="keywordflow">if</span> (info-><a class="code" href="structKJS_1_1ClassInfo.html#a9828b2b86f41ebf22161ef101bf31308" title="Static hash-table of properties.">propHashTable</a>) { <a name="l00359"></a>00359 <span class="keyword">const</span> <a class="code" href="structKJS_1_1HashEntry.html" title="An entry in a hash table.">HashEntry</a> *e = <a class="code" href="classKJS_1_1Lookup.html#a97a1e8d2a5bb04cf1b1aa51b91b58c12" title="Find an entry in the table, and return the entry This variant gives access to the other attributes of...">Lookup::findEntry</a>(info-><a class="code" href="structKJS_1_1ClassInfo.html#a9828b2b86f41ebf22161ef101bf31308" title="Static hash-table of properties.">propHashTable</a>, propertyName); <a name="l00360"></a>00360 <span class="keywordflow">if</span> (e) <a name="l00361"></a>00361 <span class="keywordflow">return</span> e; <a name="l00362"></a>00362 } <a name="l00363"></a>00363 info = info-><a class="code" href="structKJS_1_1ClassInfo.html#aac9d415e8e0349df8cd56f24c3a7b28c" title="Pointer to the class information of the base class.">parentClass</a>; <a name="l00364"></a>00364 } <a name="l00365"></a>00365 <span class="keywordflow">return</span> 0L; <a name="l00366"></a>00366 } <a name="l00367"></a>00367 <a name="l00368"></a>00368 <span class="keywordtype">bool</span> ObjectImp::implementsConstruct()<span class="keyword"> const</span> <a name="l00369"></a>00369 <span class="keyword"></span>{ <a name="l00370"></a>00370 <span class="keywordflow">return</span> <span class="keyword">false</span>; <a name="l00371"></a>00371 } <a name="l00372"></a>00372 <a name="l00373"></a>00373 <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a> ObjectImp::construct(<a class="code" href="classKJS_1_1ExecState.html" title="Represents the current state of script execution.">ExecState</a>* <span class="comment">/*exec*/</span>, <span class="keyword">const</span> <a class="code" href="classKJS_1_1List.html" title="Native list type.">List</a> &<span class="comment">/*args*/</span>) <a name="l00374"></a>00374 { <a name="l00375"></a>00375 assert(<span class="keyword">false</span>); <a name="l00376"></a>00376 <span class="keywordflow">return</span> <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a>(0); <a name="l00377"></a>00377 } <a name="l00378"></a>00378 <a name="l00379"></a>00379 <span class="keywordtype">bool</span> ObjectImp::implementsCall()<span class="keyword"> const</span> <a name="l00380"></a>00380 <span class="keyword"></span>{ <a name="l00381"></a>00381 <span class="keywordflow">return</span> <span class="keyword">false</span>; <a name="l00382"></a>00382 } <a name="l00383"></a>00383 <a name="l00384"></a>00384 <a class="code" href="classKJS_1_1Value.html" title="Value objects are act as wrappers ("smart pointers") around ValueImp objects and their descendents...">Value</a> ObjectImp::call(<a class="code" href="classKJS_1_1ExecState.html" title="Represents the current state of script execution.">ExecState</a>* <span class="comment">/*exec*/</span>, <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a> &<span class="comment">/*thisObj*/</span>, <span class="keyword">const</span> <a class="code" href="classKJS_1_1List.html" title="Native list type.">List</a> &<span class="comment">/*args*/</span>) <a name="l00385"></a>00385 { <a name="l00386"></a>00386 assert(<span class="keyword">false</span>); <a name="l00387"></a>00387 <span class="keywordflow">return</span> <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a>(0); <a name="l00388"></a>00388 } <a name="l00389"></a>00389 <a name="l00390"></a>00390 <span class="keywordtype">bool</span> ObjectImp::implementsHasInstance()<span class="keyword"> const</span> <a name="l00391"></a>00391 <span class="keyword"></span>{ <a name="l00392"></a>00392 <span class="keywordflow">return</span> <span class="keyword">false</span>; <a name="l00393"></a>00393 } <a name="l00394"></a>00394 <a name="l00395"></a>00395 <a class="code" href="classKJS_1_1Boolean.html" title="Represents an primitive Boolean value.">Boolean</a> ObjectImp::hasInstance(<a class="code" href="classKJS_1_1ExecState.html" title="Represents the current state of script execution.">ExecState</a>* <span class="comment">/*exec*/</span>, <span class="keyword">const</span> <a class="code" href="classKJS_1_1Value.html" title="Value objects are act as wrappers ("smart pointers") around ValueImp objects and their descendents...">Value</a> &<span class="comment">/*value*/</span>) <a name="l00396"></a>00396 { <a name="l00397"></a>00397 assert(<span class="keyword">false</span>); <a name="l00398"></a>00398 <span class="keywordflow">return</span> <a class="code" href="classKJS_1_1Boolean.html" title="Represents an primitive Boolean value.">Boolean</a>(<span class="keyword">false</span>); <a name="l00399"></a>00399 } <a name="l00400"></a>00400 <a name="l00401"></a>00401 <a class="code" href="classKJS_1_1ReferenceList.html" title="A list of Reference objects.">ReferenceList</a> ObjectImp::propList(<a class="code" href="classKJS_1_1ExecState.html" title="Represents the current state of script execution.">ExecState</a> *exec, <span class="keywordtype">bool</span> recursive) <a name="l00402"></a>00402 { <a name="l00403"></a>00403 <a class="code" href="classKJS_1_1ReferenceList.html" title="A list of Reference objects.">ReferenceList</a> list; <a name="l00404"></a>00404 <span class="keywordflow">if</span> (_proto && _proto->dispatchType() == ObjectType && recursive) <a name="l00405"></a>00405 list = static_cast<ObjectImp*>(_proto)->propList(exec,recursive); <a name="l00406"></a>00406 <a name="l00407"></a>00407 _prop.addEnumerablesToReferenceList(list, <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a>(<span class="keyword">this</span>)); <a name="l00408"></a>00408 <a name="l00409"></a>00409 <span class="comment">// Add properties from the static hashtable of properties</span> <a name="l00410"></a>00410 <span class="keyword">const</span> <a class="code" href="structKJS_1_1ClassInfo.html" title="Class Information.">ClassInfo</a> *info = classInfo(); <a name="l00411"></a>00411 <span class="keywordflow">while</span> (info) { <a name="l00412"></a>00412 <span class="keywordflow">if</span> (info-><a class="code" href="structKJS_1_1ClassInfo.html#a9828b2b86f41ebf22161ef101bf31308" title="Static hash-table of properties.">propHashTable</a>) { <a name="l00413"></a>00413 <span class="keywordtype">int</span> size = info-><a class="code" href="structKJS_1_1ClassInfo.html#a9828b2b86f41ebf22161ef101bf31308" title="Static hash-table of properties.">propHashTable</a>-><a class="code" href="structKJS_1_1HashTable.html#a81197ec5685573938c9e0ba1423cc08b" title="size is the total number of entries in the hashtable, including the null entries, i...">size</a>; <a name="l00414"></a>00414 <span class="keyword">const</span> <a class="code" href="structKJS_1_1HashEntry.html" title="An entry in a hash table.">HashEntry</a> *e = info-><a class="code" href="structKJS_1_1ClassInfo.html#a9828b2b86f41ebf22161ef101bf31308" title="Static hash-table of properties.">propHashTable</a>-><a class="code" href="structKJS_1_1HashTable.html#a7c4140e42df68f8eae1ea17a93150ecf" title="pointer to the array of entries Mind that some entries in the array are null (0,0,0,0).">entries</a>; <a name="l00415"></a>00415 <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < size; ++i, ++e) { <a name="l00416"></a>00416 <span class="keywordflow">if</span> ( e-><a class="code" href="structKJS_1_1HashEntry.html#afb93ded6bc0d48e1f58056ac4b6a029c" title="s is the offset to the string key (e.g.">soffset</a> && !(e-><a class="code" href="structKJS_1_1HashEntry.html#a12c2b8d0dc49b3f26695c10a5a1a4781" title="attr is a set for flags (e.g.">attr</a> & DontEnum) ) <a name="l00417"></a>00417 list.append(<a class="code" href="classKJS_1_1Reference.html" title="Defines a Javascript reference.">Reference</a>(<span class="keyword">this</span>, &info-><a class="code" href="structKJS_1_1ClassInfo.html#a9828b2b86f41ebf22161ef101bf31308" title="Static hash-table of properties.">propHashTable</a>-><a class="code" href="structKJS_1_1HashTable.html#a22acd0e8efcefaad0c73cce8f5e6cccd" title="pointer to the string table.">sbase</a>[e-><a class="code" href="structKJS_1_1HashEntry.html#afb93ded6bc0d48e1f58056ac4b6a029c" title="s is the offset to the string key (e.g.">soffset</a>])); <a name="l00418"></a>00418 } <a name="l00419"></a>00419 } <a name="l00420"></a>00420 info = info-><a class="code" href="structKJS_1_1ClassInfo.html#aac9d415e8e0349df8cd56f24c3a7b28c" title="Pointer to the class information of the base class.">parentClass</a>; <a name="l00421"></a>00421 } <a name="l00422"></a>00422 <a name="l00423"></a>00423 <span class="keywordflow">return</span> list; <a name="l00424"></a>00424 } <a name="l00425"></a>00425 <a name="l00426"></a>00426 <a class="code" href="classKJS_1_1Value.html" title="Value objects are act as wrappers ("smart pointers") around ValueImp objects and their descendents...">Value</a> ObjectImp::internalValue()<span class="keyword"> const</span> <a name="l00427"></a>00427 <span class="keyword"></span>{ <a name="l00428"></a>00428 <span class="keywordflow">return</span> <a class="code" href="classKJS_1_1Value.html" title="Value objects are act as wrappers ("smart pointers") around ValueImp objects and their descendents...">Value</a>(_internalValue); <a name="l00429"></a>00429 } <a name="l00430"></a>00430 <a name="l00431"></a>00431 <span class="keywordtype">void</span> ObjectImp::setInternalValue(<span class="keyword">const</span> <a class="code" href="classKJS_1_1Value.html" title="Value objects are act as wrappers ("smart pointers") around ValueImp objects and their descendents...">Value</a> &v) <a name="l00432"></a>00432 { <a name="l00433"></a>00433 _internalValue = v.imp(); <a name="l00434"></a>00434 } <a name="l00435"></a>00435 <a name="l00436"></a>00436 <span class="keywordtype">void</span> ObjectImp::setInternalValue(<a class="code" href="classKJS_1_1ValueImp.html" title="ValueImp is the base type for all primitives (Undefined, Null, Boolean, String, Number) and objects i...">ValueImp</a> *v) <a name="l00437"></a>00437 { <a name="l00438"></a>00438 v->setGcAllowed(); <a name="l00439"></a>00439 _internalValue = v; <a name="l00440"></a>00440 } <a name="l00441"></a>00441 <a name="l00442"></a>00442 <a class="code" href="classKJS_1_1Value.html" title="Value objects are act as wrappers ("smart pointers") around ValueImp objects and their descendents...">Value</a> ObjectImp::toPrimitive(<a class="code" href="classKJS_1_1ExecState.html" title="Represents the current state of script execution.">ExecState</a> *exec, Type preferredType)<span class="keyword"> const</span> <a name="l00443"></a>00443 <span class="keyword"></span>{ <a name="l00444"></a>00444 <span class="keywordflow">return</span> defaultValue(exec,preferredType); <a name="l00445"></a>00445 } <a name="l00446"></a>00446 <a name="l00447"></a>00447 <span class="keywordtype">bool</span> ObjectImp::toBoolean(<a class="code" href="classKJS_1_1ExecState.html" title="Represents the current state of script execution.">ExecState</a>* <span class="comment">/*exec*/</span>)<span class="keyword"> const</span> <a name="l00448"></a>00448 <span class="keyword"></span>{ <a name="l00449"></a>00449 <span class="keywordflow">return</span> <span class="keyword">true</span>; <a name="l00450"></a>00450 } <a name="l00451"></a>00451 <a name="l00452"></a>00452 <span class="keywordtype">double</span> ObjectImp::toNumber(<a class="code" href="classKJS_1_1ExecState.html" title="Represents the current state of script execution.">ExecState</a> *exec)<span class="keyword"> const</span> <a name="l00453"></a>00453 <span class="keyword"></span>{ <a name="l00454"></a>00454 <a class="code" href="classKJS_1_1Value.html" title="Value objects are act as wrappers ("smart pointers") around ValueImp objects and their descendents...">Value</a> prim = toPrimitive(exec,NumberType); <a name="l00455"></a>00455 <span class="keywordflow">if</span> (exec->hadException()) <span class="comment">// should be picked up soon in nodes.cpp</span> <a name="l00456"></a>00456 <span class="keywordflow">return</span> 0.0; <a name="l00457"></a>00457 <span class="keywordflow">return</span> prim.<a class="code" href="classKJS_1_1Value.html#abc006ad65a05568bbebe2c63604766b8" title="Performs the ToNumber type conversion operation on this value (ECMA 9.3)">toNumber</a>(exec); <a name="l00458"></a>00458 } <a name="l00459"></a>00459 <a name="l00460"></a>00460 <a class="code" href="classKJS_1_1UString.html" title="Unicode string class.">UString</a> ObjectImp::toString(<a class="code" href="classKJS_1_1ExecState.html" title="Represents the current state of script execution.">ExecState</a> *exec)<span class="keyword"> const</span> <a name="l00461"></a>00461 <span class="keyword"></span>{ <a name="l00462"></a>00462 <a class="code" href="classKJS_1_1Value.html" title="Value objects are act as wrappers ("smart pointers") around ValueImp objects and their descendents...">Value</a> prim = toPrimitive(exec,StringType); <a name="l00463"></a>00463 <span class="keywordflow">if</span> (exec->hadException()) <span class="comment">// should be picked up soon in nodes.cpp</span> <a name="l00464"></a>00464 <span class="keywordflow">return</span> <span class="stringliteral">""</span>; <a name="l00465"></a>00465 <span class="keywordflow">return</span> prim.<a class="code" href="classKJS_1_1Value.html#a8611b80d868cebf8dd4af2f966810874" title="Performs the ToString type conversion operation on this value (ECMA 9.8)">toString</a>(exec); <a name="l00466"></a>00466 } <a name="l00467"></a>00467 <a name="l00468"></a>00468 <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a> ObjectImp::toObject(<a class="code" href="classKJS_1_1ExecState.html" title="Represents the current state of script execution.">ExecState</a> * <span class="comment">/*exec*/</span>)<span class="keyword"> const</span> <a name="l00469"></a>00469 <span class="keyword"></span>{ <a name="l00470"></a>00470 <span class="keywordflow">return</span> <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a>(const_cast<ObjectImp*>(<span class="keyword">this</span>)); <a name="l00471"></a>00471 } <a name="l00472"></a>00472 <a name="l00473"></a>00473 <span class="keywordtype">void</span> ObjectImp::putDirect(<span class="keyword">const</span> <a class="code" href="classKJS_1_1Identifier.html" title="Represents an Identifier for a Javascript object.">Identifier</a> &propertyName, <a class="code" href="classKJS_1_1ValueImp.html" title="ValueImp is the base type for all primitives (Undefined, Null, Boolean, String, Number) and objects i...">ValueImp</a> *value, <span class="keywordtype">int</span> attr) <a name="l00474"></a>00474 { <a name="l00475"></a>00475 value->setGcAllowed(); <a name="l00476"></a>00476 _prop.put(propertyName, value, attr); <a name="l00477"></a>00477 } <a name="l00478"></a>00478 <a name="l00479"></a>00479 <span class="keywordtype">void</span> ObjectImp::putDirect(<span class="keyword">const</span> <a class="code" href="classKJS_1_1Identifier.html" title="Represents an Identifier for a Javascript object.">Identifier</a> &propertyName, <span class="keywordtype">int</span> value, <span class="keywordtype">int</span> attr) <a name="l00480"></a>00480 { <a name="l00481"></a>00481 _prop.put(propertyName, NumberImp::create(value), attr); <a name="l00482"></a>00482 } <a name="l00483"></a>00483 <a name="l00484"></a>00484 <span class="keywordtype">void</span> ObjectImp::setFunctionName(<span class="keyword">const</span> <a class="code" href="classKJS_1_1Identifier.html" title="Represents an Identifier for a Javascript object.">Identifier</a> &propertyName) <a name="l00485"></a>00485 { <a name="l00486"></a>00486 <span class="keywordflow">if</span> (inherits(&InternalFunctionImp::info)) <a name="l00487"></a>00487 <span class="keyword">static_cast<</span><a class="code" href="classKJS_1_1InternalFunctionImp.html" title="Base class for all function objects.">InternalFunctionImp</a>*<span class="keyword">></span>(<span class="keyword">this</span>)->setName(propertyName); <a name="l00488"></a>00488 } <a name="l00489"></a>00489 <a name="l00490"></a>00490 <span class="comment">// ------------------------------ Error ----------------------------------------</span> <a name="l00491"></a>00491 <a name="l00492"></a>00492 <span class="keyword">const</span> <span class="keywordtype">char</span> * <span class="keyword">const</span> errorNamesArr[] = { <a name="l00493"></a>00493 I18N_NOOP(<span class="stringliteral">"Error"</span>), <span class="comment">// GeneralError</span> <a name="l00494"></a>00494 I18N_NOOP(<span class="stringliteral">"Evaluation error"</span>), <span class="comment">// EvalError</span> <a name="l00495"></a>00495 I18N_NOOP(<span class="stringliteral">"Range error"</span>), <span class="comment">// RangeError</span> <a name="l00496"></a>00496 I18N_NOOP(<span class="stringliteral">"Reference error"</span>), <span class="comment">// ReferenceError</span> <a name="l00497"></a>00497 I18N_NOOP(<span class="stringliteral">"Syntax error"</span>), <span class="comment">// SyntaxError</span> <a name="l00498"></a>00498 I18N_NOOP(<span class="stringliteral">"Type error"</span>), <span class="comment">// TypeError</span> <a name="l00499"></a>00499 I18N_NOOP(<span class="stringliteral">"URI error"</span>), <span class="comment">// URIError</span> <a name="l00500"></a>00500 }; <a name="l00501"></a>00501 <a name="l00502"></a>00502 <span class="keyword">const</span> <span class="keywordtype">char</span> * <span class="keyword">const</span> * <span class="keyword">const</span> <a class="code" href="classKJS_1_1Error.html#a147464230357857178409287e62d8f5e" title="Array of error names corresponding to ErrorType.">Error::errorNames</a> = errorNamesArr; <a name="l00503"></a>00503 <a name="l00504"></a><a class="code" href="classKJS_1_1Error.html#ad90381467b6e9fbae92c0975852048f2">00504</a> <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a> <a class="code" href="classKJS_1_1Error.html#ad90381467b6e9fbae92c0975852048f2" title="Factory method for error objects.">Error::create</a>(<a class="code" href="classKJS_1_1ExecState.html" title="Represents the current state of script execution.">ExecState</a> *exec, ErrorType errtype, <span class="keyword">const</span> <span class="keywordtype">char</span> *message, <a name="l00505"></a>00505 <span class="keywordtype">int</span> lineno, <span class="keywordtype">int</span> sourceId) <a name="l00506"></a>00506 { <a name="l00507"></a>00507 <span class="preprocessor">#ifdef KJS_VERBOSE</span> <a name="l00508"></a>00508 <span class="preprocessor"></span> <span class="comment">// message could be 0L. Don't enable this on Solaris ;)</span> <a name="l00509"></a>00509 fprintf(stderr, <span class="stringliteral">"WARNING: KJS %s: %s\n"</span>, <a class="code" href="classKJS_1_1Error.html#a147464230357857178409287e62d8f5e" title="Array of error names corresponding to ErrorType.">errorNames</a>[errtype], message); <a name="l00510"></a>00510 <span class="preprocessor">#endif</span> <a name="l00511"></a>00511 <span class="preprocessor"></span> <a name="l00512"></a>00512 <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a> cons; <a name="l00513"></a>00513 <a name="l00514"></a>00514 <span class="keywordflow">switch</span> (errtype) { <a name="l00515"></a>00515 <span class="keywordflow">case</span> EvalError: <a name="l00516"></a>00516 cons = exec-><a class="code" href="classKJS_1_1ExecState.html#af210e5fad440d91a939e71ccb2bf6be7" title="Returns the interpreter associated with the current scope's global object.">lexicalInterpreter</a>()-><a class="code" href="classKJS_1_1Interpreter.html#aa3a2ce17664f47f38cb0b9dfd8f68d0b" title="The initial value of "Error" global property.">builtinEvalError</a>(); <a name="l00517"></a>00517 <span class="keywordflow">break</span>; <a name="l00518"></a>00518 <span class="keywordflow">case</span> RangeError: <a name="l00519"></a>00519 cons = exec-><a class="code" href="classKJS_1_1ExecState.html#af210e5fad440d91a939e71ccb2bf6be7" title="Returns the interpreter associated with the current scope's global object.">lexicalInterpreter</a>()->builtinRangeError(); <a name="l00520"></a>00520 <span class="keywordflow">break</span>; <a name="l00521"></a>00521 <span class="keywordflow">case</span> ReferenceError: <a name="l00522"></a>00522 cons = exec-><a class="code" href="classKJS_1_1ExecState.html#af210e5fad440d91a939e71ccb2bf6be7" title="Returns the interpreter associated with the current scope's global object.">lexicalInterpreter</a>()->builtinReferenceError(); <a name="l00523"></a>00523 <span class="keywordflow">break</span>; <a name="l00524"></a>00524 <span class="keywordflow">case</span> SyntaxError: <a name="l00525"></a>00525 cons = exec-><a class="code" href="classKJS_1_1ExecState.html#af210e5fad440d91a939e71ccb2bf6be7" title="Returns the interpreter associated with the current scope's global object.">lexicalInterpreter</a>()->builtinSyntaxError(); <a name="l00526"></a>00526 <span class="keywordflow">break</span>; <a name="l00527"></a>00527 <span class="keywordflow">case</span> TypeError: <a name="l00528"></a>00528 cons = exec-><a class="code" href="classKJS_1_1ExecState.html#af210e5fad440d91a939e71ccb2bf6be7" title="Returns the interpreter associated with the current scope's global object.">lexicalInterpreter</a>()->builtinTypeError(); <a name="l00529"></a>00529 <span class="keywordflow">break</span>; <a name="l00530"></a>00530 <span class="keywordflow">case</span> URIError: <a name="l00531"></a>00531 cons = exec-><a class="code" href="classKJS_1_1ExecState.html#af210e5fad440d91a939e71ccb2bf6be7" title="Returns the interpreter associated with the current scope's global object.">lexicalInterpreter</a>()->builtinURIError(); <a name="l00532"></a>00532 <span class="keywordflow">break</span>; <a name="l00533"></a>00533 <span class="keywordflow">default</span>: <a name="l00534"></a>00534 cons = exec-><a class="code" href="classKJS_1_1ExecState.html#af210e5fad440d91a939e71ccb2bf6be7" title="Returns the interpreter associated with the current scope's global object.">lexicalInterpreter</a>()-><a class="code" href="classKJS_1_1Interpreter.html#ac5426e7f4f5231bb95aaf677abdac5ee" title="Returns the builtin "Error" object.">builtinError</a>(); <a name="l00535"></a>00535 <span class="keywordflow">break</span>; <a name="l00536"></a>00536 } <a name="l00537"></a>00537 <a name="l00538"></a>00538 <span class="keywordflow">if</span> (!message) <a name="l00539"></a>00539 message = <a class="code" href="classKJS_1_1Error.html#a147464230357857178409287e62d8f5e" title="Array of error names corresponding to ErrorType.">errorNames</a>[errtype]; <a name="l00540"></a>00540 <a class="code" href="classKJS_1_1List.html" title="Native list type.">List</a> args; <a name="l00541"></a>00541 args.<a class="code" href="classKJS_1_1List.html#a0754cb5a81b130c65ab13a4e9cff5c52" title="Append an object to the end of the list.">append</a>(<a class="code" href="classKJS_1_1String.html" title="Represents an primitive String value.">String</a>(message)); <a name="l00542"></a>00542 <a class="code" href="classKJS_1_1Object.html" title="Represents an Object.">Object</a> err = <a class="code" href="classKJS_1_1Object.html#ab12ea86cb49e21ea6c5547507f8d128e" title="Converts a Value into an Object.">Object::dynamicCast</a>(cons.<a class="code" href="classKJS_1_1Object.html#a85a7d585cbaeaef5bff34676bb748cc7" title="Creates a new object based on this object.">construct</a>(exec,args)); <a name="l00543"></a>00543 <a name="l00544"></a>00544 <span class="keywordflow">if</span> (lineno != -1) <a name="l00545"></a>00545 err.<a class="code" href="classKJS_1_1Object.html#aa67ec5ebaa19921db0fec1688378da2e" title="Sets the specified property.">put</a>(exec, <span class="stringliteral">"line"</span>, <a class="code" href="classKJS_1_1Number.html" title="Represents an primitive Number value.">Number</a>(lineno)); <a name="l00546"></a>00546 <span class="keywordflow">if</span> (sourceId != -1) <a name="l00547"></a>00547 err.<a class="code" href="classKJS_1_1Object.html#aa67ec5ebaa19921db0fec1688378da2e" title="Sets the specified property.">put</a>(exec, <span class="stringliteral">"sourceId"</span>, <a class="code" href="classKJS_1_1Number.html" title="Represents an primitive Number value.">Number</a>(sourceId)); <a name="l00548"></a>00548 <a name="l00549"></a>00549 <span class="keywordflow">return</span> err; <a name="l00550"></a>00550 <a name="l00551"></a>00551 <span class="comment">/*</span> <a name="l00552"></a>00552 <span class="comment">#ifndef NDEBUG</span> <a name="l00553"></a>00553 <span class="comment"> const char *msg = err.get(messagePropertyName).toString().value().ascii();</span> <a name="l00554"></a>00554 <span class="comment"> if (l >= 0)</span> <a name="l00555"></a>00555 <span class="comment"> fprintf(stderr, "KJS: %s at line %d. %s\n", estr, l, msg);</span> <a name="l00556"></a>00556 <span class="comment"> else</span> <a name="l00557"></a>00557 <span class="comment"> fprintf(stderr, "KJS: %s. %s\n", estr, msg);</span> <a name="l00558"></a>00558 <span class="comment">#endif</span> <a name="l00559"></a>00559 <span class="comment"></span> <a name="l00560"></a>00560 <span class="comment"> return err;</span> <a name="l00561"></a>00561 <span class="comment">*/</span> <a name="l00562"></a>00562 } <a name="l00563"></a>00563 </pre></div></div> </div> </div></div> </td> </tr> <tr> <td valign="top" id="leftmenu" width="25%"> <a 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