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1 /* |
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2 * Copyright (c) 2007 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of the License "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * Nokia Corporation - initial contribution. |
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11 * |
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12 * Contributors: |
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13 * |
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14 * Description: |
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15 * |
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16 */ |
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17 |
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18 |
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19 // INCLUDE FILES |
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20 #include <config.h> |
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21 #include <lookup.h> |
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22 #include <liwvariant.h> |
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23 #include <PropertyNameArray.h> |
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24 #include "DeviceLiwResult.h" |
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25 #include "DeviceLiwIterable.h" |
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26 #include "DeviceLiwMap.h" |
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27 #include "array_instance.h" |
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28 |
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29 const TInt KMaxKeySize = 255; |
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30 |
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31 using namespace KJS; |
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32 const ClassInfo DeviceLiwResult::info = { "DeviceLiwResult", 0/*&ArrayInstance::info*/, 0, 0 }; |
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33 |
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34 // ============================= LOCAL FUNCTIONS =============================== |
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35 /* |
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36 @begin DeviceLiwResultTable 1 |
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37 close DeviceLiwResult::close DontDelete|Function 0 |
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38 @end |
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39 */ |
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40 |
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41 // ============================ MEMBER FUNCTIONS =============================== |
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42 |
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43 // ---------------------------------------------------------------------------- |
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44 // DeviceLiwResult::DeviceLiwResult |
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45 // |
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46 // ---------------------------------------------------------------------------- |
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47 // |
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48 DeviceLiwResult::DeviceLiwResult( JSValue* proto) |
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49 : JSObject(proto) |
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50 { |
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51 m_privateData = new DeviceLiwResultPrivate(); |
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52 if (!m_privateData) |
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53 m_valid = false; |
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54 else |
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55 { |
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56 m_valid = true; |
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57 // protect this object |
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58 KJS::Collector::protect(this); |
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59 } |
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60 } |
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61 |
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62 // ---------------------------------------------------------------------------- |
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63 // DeviceLiwResult::~DeviceLiwResult |
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64 // |
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65 // ---------------------------------------------------------------------------- |
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66 // |
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67 DeviceLiwResult::~DeviceLiwResult() |
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68 { |
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69 // only can be called by garbage collection after the |
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70 // DeviceLiwResult::Close() was called |
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71 } |
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72 |
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73 // ---------------------------------------------------------------------------- |
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74 // DeviceLiwResult::Close |
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75 // |
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76 // ---------------------------------------------------------------------------- |
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77 void DeviceLiwResult::Close( ExecState* exec, bool unmark ) |
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78 { |
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79 |
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80 // avoid double close |
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81 if(!m_valid) |
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82 { |
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83 if(unmark) |
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84 { |
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85 // unprotect this to allow the garbage collection to release this jsobject |
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86 KJS::Collector::unprotect(this); |
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87 } |
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88 return; |
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89 } |
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90 |
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91 // close thDeviceLiwIterable |
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92 if ( exec ) |
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93 { |
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94 PropertyNameArray propertyNames; |
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95 this->getPropertyNames( exec, propertyNames ); |
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96 unsigned size = static_cast<unsigned>(propertyNames.size()); |
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97 |
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98 for (unsigned i = 0; i < size; i++) |
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99 { |
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100 JSValue * jsvalue = this->get( exec, propertyNames[i] ); |
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101 if(jsvalue->isObject()) |
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102 { |
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103 JSObject * prop = jsvalue->toObject( exec ); |
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104 if (prop && prop->inherits( &DeviceLiwIterable::info )) |
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105 { |
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106 (static_cast<DeviceLiwIterable*>(prop))->Close(exec, true); |
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107 } |
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108 } |
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109 } |
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110 } |
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111 |
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112 delete m_privateData; |
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113 m_privateData = NULL; |
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114 m_valid = false; |
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115 |
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116 if(unmark) |
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117 { |
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118 // unprotect this to allow the garbage collection to release this jsobject |
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119 KJS::Collector::unprotect(this); |
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120 } |
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121 } |
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122 |
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123 // ---------------------------------------------------------------------------- |
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124 // DeviceLiwResult::QuickClose |
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125 // |
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126 // ---------------------------------------------------------------------------- |
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127 void DeviceLiwResult::quickClose() |
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128 { |
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129 if(!m_valid) |
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130 return |
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131 |
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132 delete m_privateData; |
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133 m_privateData = NULL; |
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134 m_valid = false; |
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135 |
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136 // unprotect this to allow the garbage collection to release this jsobject |
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137 KJS::Collector::unprotect(this); |
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138 } |
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139 |
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140 // ---------------------------------------------------------------------------- |
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141 // DeviceLiwResult::toString |
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142 // |
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143 // |
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144 // ---------------------------------------------------------------------------- |
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145 UString DeviceLiwResult::toString( ExecState* /*exec*/ ) const |
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146 { |
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147 return "[object DeviceLiwResult]"; |
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148 } |
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149 |
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150 // ---------------------------------------------------------------------------- |
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151 // DeviceLiwResult::getOwnPropertySlot |
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152 // |
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153 // |
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154 // ---------------------------------------------------------------------------- |
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155 bool DeviceLiwResult::getOwnPropertySlot(ExecState* exec, const Identifier& propertyName, PropertySlot& slot) |
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156 { |
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157 // When the DeviceLiwResult is valid, the check order is |
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158 // DeviceLiwResult table => own property => prototype property |
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159 // When the DeviceLiwResult is invalid (after close), the check order is |
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160 // close function in table => prototype property |
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161 |
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162 // 1. when it is valid |
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163 if(m_valid) |
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164 { |
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165 m_privateData->m_propName = propertyName; |
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166 |
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167 // 1.1 check DeviceLiwResult table |
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168 const HashEntry* entry = Lookup::findEntry(&DeviceLiwResultTable, propertyName); |
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169 if (entry) |
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170 { |
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171 slot.setStaticEntry(this, entry, staticValueGetter<DeviceLiwResult>); |
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172 return true; |
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173 } |
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174 |
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175 // 1.2 check own property |
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176 if (JSObject::getOwnPropertySlot(exec, propertyName, slot)) |
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177 return true; |
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178 |
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179 // 1.3 check prototypes |
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180 JSObject *proto = static_cast<JSObject *>(this->prototype()); |
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181 while (!proto->isNull() && proto->isObject()) |
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182 { |
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183 if (proto->getOwnPropertySlot(exec, propertyName, slot)) |
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184 return true; |
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185 |
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186 proto = static_cast<JSObject *>(proto->prototype()); |
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187 } |
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188 } |
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189 // 2. when it is invalid |
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190 else |
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191 { |
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192 // 2.1 check close() function |
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193 if (propertyName == "close") |
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194 { |
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195 const HashEntry* entry = Lookup::findEntry(&DeviceLiwResultTable, propertyName); |
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196 if (entry) |
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197 { |
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198 slot.setStaticEntry(this, entry, staticValueGetter<DeviceLiwResult>); |
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199 return true; |
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200 } |
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201 } |
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202 |
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203 // 2.2 check prototypes |
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204 JSObject *proto = static_cast<JSObject *>(this->prototype()); |
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205 while (!proto->isNull() && proto->isObject()) |
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206 { |
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207 if (proto->getOwnPropertySlot(exec, propertyName, slot)) |
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208 return true; |
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209 |
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210 proto = static_cast<JSObject *>(proto->prototype()); |
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211 } |
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212 } |
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213 return false; |
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214 } |
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215 |
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216 |
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217 // ---------------------------------------------------------------------------- |
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218 // DeviceLiwResult::getValueProperty |
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219 // |
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220 // ---------------------------------------------------------------------------- |
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221 JSValue* DeviceLiwResult::getValueProperty(ExecState *exec, int token) const |
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222 { |
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223 switch (token) |
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224 { |
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225 case close: |
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226 { |
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227 return new DeviceLiwResultFunc(exec, token); |
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228 } |
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229 default: |
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230 if(m_valid) |
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231 return getDirect(m_privateData->m_propName); |
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232 else |
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233 return jsUndefined(); |
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234 } |
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235 } |
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236 |
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237 // --------------------------------------------------------------------------- |
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238 // DeviceLiwIterablePrivate constructor |
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239 // |
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240 // --------------------------------------------------------------------------- |
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241 DeviceLiwResultPrivate::DeviceLiwResultPrivate() |
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242 { |
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243 // currently, do nothing |
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244 } |
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245 |
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246 // --------------------------------------------------------------------------- |
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247 // DeviceLiwMapPrivate::Close |
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248 // |
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249 // --------------------------------------------------------------------------- |
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250 void DeviceLiwResultPrivate::Close() |
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251 { |
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252 // currently, do nothing |
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253 } |
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254 |
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255 // ---------------------------------------------------------------------------- |
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256 // DeviceLiwResultFunc::DeviceLiwResultFunc |
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257 // |
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258 // ---------------------------------------------------------------------------- |
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259 // |
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260 DeviceLiwResultFunc::DeviceLiwResultFunc( ExecState* exec, int token ) |
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261 : JSObject( exec->lexicalInterpreter()->builtinObjectPrototype() ), |
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262 m_func( token ) |
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263 { |
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264 } |
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265 |
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266 // ---------------------------------------------------------------------------- |
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267 // DeviceLiwResultFunc::call |
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268 // |
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269 // ---------------------------------------------------------------------------- |
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270 // |
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271 JSValue* DeviceLiwResultFunc::callAsFunction(ExecState* exec, JSObject *thisObj, const List& aArgs ) |
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272 { |
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273 if (!thisObj->inherits(&DeviceLiwResult::info)) |
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274 { |
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275 return throwError(exec, GeneralError); |
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276 } |
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277 DeviceLiwResult *result = static_cast<DeviceLiwResult *>(thisObj); |
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278 |
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279 if ( m_func == DeviceLiwResult::close ) |
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280 { |
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281 result->Close(exec, false); |
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282 } |
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283 return jsUndefined(); |
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284 } |
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285 |
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286 //END OF FILE |
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287 |
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288 |
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289 |
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290 |