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1 /* |
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2 * Copyright (c) 2002-2005 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 "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: Base Document for the General Settings Application |
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15 * |
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16 */ |
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17 |
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18 #include "GSBaseDocument.h" |
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19 |
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20 // User includes |
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21 #include "GSPluginWrapper.h" |
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22 #include "GSPluginAndViewIdCache.h" |
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23 #include "GSWatchDog.h" |
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24 #include "gsplugininterface.h" |
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25 #include "GsLogger.h" |
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26 |
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27 // Constants |
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28 const TInt KGSPluginWrapperObjectGranularity = 10; |
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29 |
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30 |
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31 // ================= MEMBER FUNCTIONS ======================= |
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32 |
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33 // ---------------------------------------------------- |
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34 // CGSBaseDocument::CGSBaseDocument() |
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35 // constructor |
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36 // |
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37 // ---------------------------------------------------- |
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38 // |
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39 EXPORT_C CGSBaseDocument::CGSBaseDocument( CEikApplication& aApp ) |
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40 : CAknDocument( aApp ), |
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41 iUnloadWrapperObjects( KGSPluginWrapperObjectGranularity ), |
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42 iWatchDog ( NULL ) |
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43 { |
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44 } |
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45 |
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46 |
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47 // ---------------------------------------------------- |
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48 // CGSBaseDocument::~CGSBaseDocument() |
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49 // destructor |
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50 // |
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51 // ---------------------------------------------------- |
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52 // |
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53 EXPORT_C CGSBaseDocument::~CGSBaseDocument() |
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54 { |
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55 // This physically unloads the plugin dlls if their ECOM |
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56 // reference count is zero. This must be the last thing to |
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57 // occur to any plugin object (i.e. all of its code must have |
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58 // finished running by the time this next line takes place). |
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59 const TInt count = iUnloadWrapperObjects.Count(); |
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60 for( TInt i=count-1; i>=0; i-- ) |
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61 { |
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62 CGSPluginWrapper* object = iUnloadWrapperObjects[ i ]; |
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63 (void) object; |
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64 delete object; |
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65 } |
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66 |
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67 iUnloadWrapperObjects.Close(); |
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68 delete iPluginViewIdCache; |
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69 #ifdef GS_ENABLE_WATCH_DOG |
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70 delete iWatchDog; |
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71 #endif |
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72 |
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73 iImplInfoArray.ResetAndDestroy();// This is needed |
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74 iImplInfoArray.Close(); |
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75 } |
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76 |
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77 |
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78 // ---------------------------------------------------- |
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79 // CGSBaseDocument::ConstructL() |
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80 // Symbian OS second phase constructor |
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81 // |
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82 // ---------------------------------------------------- |
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83 // |
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84 EXPORT_C void CGSBaseDocument::ConstructL() |
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85 { |
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86 #ifdef GS_ENABLE_WATCH_DOG |
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87 iWatchDog = CGSWatchDog::NewL(); |
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88 #endif |
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89 |
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90 REComSession::ListImplementationsL( |
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91 KGSPluginInterfaceUid, |
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92 iImplInfoArray ); |
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93 #ifdef _DEBUG |
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94 PrintImplInfoArray( iImplInfoArray ); |
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95 #endif //_DEBUG |
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96 |
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97 __GSLOGSTRING1( |
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98 "[CGSBaseDocument::ConstructL] iImplInfoArray count:%d", |
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99 iImplInfoArray.Count() ); |
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100 } |
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101 |
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102 |
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103 // ---------------------------------------------------- |
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104 // CGSBaseDocument::NewPluginUnloadWrapperLC() |
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105 // |
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106 // |
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107 // ---------------------------------------------------- |
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108 // |
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109 EXPORT_C CGSPluginWrapper* CGSBaseDocument::NewPluginUnloadWrapperLC() |
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110 { |
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111 CGSPluginWrapper* wrapper = new(ELeave) CGSPluginWrapper( *this ); |
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112 TCleanupItem wrapperCleanupItem( CleanupPluginWrapperObject, wrapper ); |
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113 CleanupStack::PushL( wrapperCleanupItem ); |
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114 iUnloadWrapperObjects.AppendL( wrapper ); |
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115 // |
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116 return wrapper; |
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117 } |
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118 |
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119 |
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120 // ---------------------------------------------------- |
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121 // CGSBaseDocument::PreparePluginCacheL() |
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122 // |
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123 // |
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124 // ---------------------------------------------------- |
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125 // |
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126 EXPORT_C void CGSBaseDocument::PreparePluginCacheL( CEikAppUi& aAppUi ) |
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127 { |
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128 iPluginViewIdCache = CGSPluginAndViewIdCache::NewL( aAppUi ); |
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129 } |
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130 |
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131 |
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132 // ---------------------------------------------------- |
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133 // CGSBaseDocument::PrepareForUIDestruction() |
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134 // |
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135 // |
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136 // ---------------------------------------------------- |
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137 // |
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138 EXPORT_C void CGSBaseDocument::PrepareForUIDestruction() |
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139 { |
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140 if ( iPluginViewIdCache ) |
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141 { |
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142 iPluginViewIdCache->PrepareForUIDestruction(); |
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143 } |
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144 } |
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145 |
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146 |
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147 // ---------------------------------------------------- |
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148 // CGSBaseDocument::CleanupPluginWrapperObject() |
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149 // Cleanup support |
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150 // |
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151 // ---------------------------------------------------- |
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152 // |
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153 void CGSBaseDocument::CleanupPluginWrapperObject( TAny* aWrapper ) |
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154 { |
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155 CGSPluginWrapper* wrapper = |
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156 reinterpret_cast< CGSPluginWrapper* >( aWrapper ); |
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157 CGSBaseDocument& document = wrapper->Document(); |
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158 document.DoCleanupPluginWrapper( wrapper ); |
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159 } |
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160 |
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161 |
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162 // ---------------------------------------------------- |
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163 // CGSBaseDocument::DoCleanupPluginWrapper() |
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164 // Cleanup support - called when loading a plugin fails |
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165 // |
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166 // ---------------------------------------------------- |
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167 // |
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168 void CGSBaseDocument::DoCleanupPluginWrapper( CGSPluginWrapper* aWrapper ) |
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169 { |
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170 const TInt index = iUnloadWrapperObjects.Find( aWrapper ); |
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171 if ( index >= 0 && index < iUnloadWrapperObjects.Count() ) |
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172 { |
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173 iUnloadWrapperObjects.Remove( index ); |
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174 delete aWrapper; |
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175 } |
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176 } |
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177 |
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178 |
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179 // ---------------------------------------------------- |
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180 // CGSBaseDocument::PluginViewIdCache() |
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181 // |
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182 // |
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183 // ---------------------------------------------------- |
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184 // |
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185 CGSPluginAndViewIdCache& CGSBaseDocument::PluginViewIdCache() |
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186 { |
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187 ASSERT( iPluginViewIdCache ); |
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188 return *iPluginViewIdCache; |
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189 } |
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190 |
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191 |
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192 // ---------------------------------------------------- |
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193 // CGSBaseDocument::PluginViewIdCache() |
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194 // |
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195 // |
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196 // ---------------------------------------------------- |
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197 // |
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198 const CGSPluginAndViewIdCache& CGSBaseDocument::PluginViewIdCache() const |
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199 { |
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200 ASSERT( iPluginViewIdCache ); |
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201 return *iPluginViewIdCache; |
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202 } |
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203 |
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204 |
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205 |
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206 // ---------------------------------------------------- |
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207 // CGSBaseDocument::WatchDog() |
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208 // |
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209 // |
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210 // ---------------------------------------------------- |
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211 // |
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212 EXPORT_C MGSWatchDog* CGSBaseDocument::WatchDog() |
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213 { |
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214 return iWatchDog; |
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215 } |
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216 |
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217 // ---------------------------------------------------- |
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218 // CGSBaseDocument::GetImplInfos() |
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219 // |
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220 // |
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221 // ---------------------------------------------------- |
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222 // |
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223 EXPORT_C RImplInfoPtrArray CGSBaseDocument::GetImplInfo() |
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224 { |
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225 return iImplInfoArray; |
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226 } |
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227 |
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228 EXPORT_C void CGSBaseDocument::CreateShimmedViewL(const TUid aViewUid) |
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229 { |
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230 ASSERT(iPluginViewIdCache); |
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231 if ( !iPluginViewIdCache->PluginInstance(aViewUid) ) |
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232 { |
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233 iPluginViewIdCache->RegisterViewAndImplementationAssociationL(aViewUid, aViewUid, ETrue); |
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234 } |
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235 } |
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236 |
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237 void CGSBaseDocument::PrintImplInfoArray( const RImplInfoPtrArray& aImplInfoArray ) |
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238 { |
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239 for( TInt i = 0; i < aImplInfoArray.Count(); i++ ) |
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240 { |
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241 PrintImplInfo( *aImplInfoArray[ i ] ); |
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242 } |
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243 } |
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244 |
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245 |
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246 void CGSBaseDocument::PrintImplInfo( const CImplementationInformation& aInfo ) |
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247 { |
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248 __GSLOGSTRING1( "[CGSBaseDocument] --Plugin 0x%X info--", &aInfo); |
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249 __GSLOGSTRING1( "[CGSBaseDocument] DisplayName:%S", &aInfo.DisplayName() ); |
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250 __GSLOGSTRING1( "[CGSBaseDocument] ImplementationUid:0x%X", |
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251 aInfo.ImplementationUid() ); |
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252 |
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253 const TInt KMaxEComDataLength = 256; |
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254 |
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255 HBufC* dataType = HBufC::New( KMaxEComDataLength ); |
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256 HBufC* opaqueData = HBufC::New( KMaxEComDataLength ); |
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257 |
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258 dataType->Des().Copy( aInfo.DataType() ); |
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259 opaqueData->Des().Copy( aInfo.OpaqueData() ); |
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260 __GSLOGSTRING1( "[CGSBaseDocument] DataType:%S", dataType ); |
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261 __GSLOGSTRING1( "[CGSBaseDocument] OpaqueData:%S", opaqueData ); |
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262 |
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263 delete opaqueData; |
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264 delete dataType; |
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265 } |
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266 |
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267 |
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268 |
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269 // End of File |