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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: Layout calculation and UI rendering mechanism implementations. |
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15 * |
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16 */ |
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17 |
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18 // User includes |
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19 #include "xnuiengineappif.h" |
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20 #include "xnuiengine.h" |
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21 #include "xnnode.h" |
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22 #include "xnodt.h" |
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23 #include "xndomdocument.h" |
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24 #include "xnpointerarray.h" |
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25 #include "xneditor.h" |
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26 #include "xnnodeappif.h" |
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27 #include "xnviewdata.h" |
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28 |
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29 // ============================ MEMBER FUNCTIONS =============================== |
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30 |
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31 // ----------------------------------------------------------------------------- |
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32 // TXnUiEngineAppIf::TXnUiEngineAppIf |
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33 // C++ default constructor can NOT contain any code, that |
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34 // might leave. |
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35 // ----------------------------------------------------------------------------- |
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36 // |
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37 TXnUiEngineAppIf::TXnUiEngineAppIf( CXnUiEngine& aUiEngine ) |
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38 { |
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39 iUiEngine = &aUiEngine; |
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40 } |
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41 |
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42 // ----------------------------------------------------------------------------- |
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43 // TXnUiEngineAppIf::RootNode |
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44 // Forwards the call to the ui engine implementation |
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45 // ----------------------------------------------------------------------------- |
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46 // |
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47 EXPORT_C CXnNodeAppIf& TXnUiEngineAppIf::RootNodeL() |
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48 { |
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49 return iUiEngine->RootNode()->AppIfL(); |
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50 } |
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51 |
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52 // ----------------------------------------------------------------------------- |
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53 // TXnUiEngineAppIf::FindNodeByIdL |
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54 // Forwards the call to the ui engine implementation |
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55 // ----------------------------------------------------------------------------- |
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56 // |
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57 EXPORT_C CXnNodeAppIf* TXnUiEngineAppIf::FindNodeByIdL( |
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58 const TDesC& aNodeId, |
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59 const TDesC& aNamespace ) |
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60 { |
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61 CXnNode* node( iUiEngine->FindNodeByIdL( aNodeId, aNamespace ) ); |
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62 |
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63 if ( node ) |
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64 { |
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65 return &( node->AppIfL() ); |
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66 } |
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67 |
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68 return NULL; |
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69 } |
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70 |
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71 // ----------------------------------------------------------------------------- |
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72 // TXnUiEngineAppIf::FindNodeByIdL |
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73 // Forwards the call to the ui engine implementation |
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74 // ----------------------------------------------------------------------------- |
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75 // |
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76 EXPORT_C CXnNodeAppIf* TXnUiEngineAppIf::FindNodeByIdL( |
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77 const TDesC8& aNodeId, |
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78 const TDesC8& aNamespace ) |
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79 { |
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80 CXnNode* node( iUiEngine->FindNodeByIdL( aNodeId, aNamespace ) ); |
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81 |
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82 if ( node ) |
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83 { |
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84 return &( node->AppIfL() ); |
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85 } |
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86 |
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87 return NULL; |
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88 } |
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89 |
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90 // ----------------------------------------------------------------------------- |
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91 // TXnUiEngineAppIf::FindNodeByClassL |
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92 // Forwards the call to the ui engine implementation |
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93 // ----------------------------------------------------------------------------- |
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94 // |
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95 EXPORT_C RPointerArray< CXnNodeAppIf > TXnUiEngineAppIf::FindNodeByClassL( |
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96 const TDesC& aClassId, const TDesC& aNamespace ) |
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97 { |
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98 CXnPointerArray* array = iUiEngine->FindNodeByClassL( |
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99 aClassId, aNamespace ); |
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100 CleanupStack::PushL( array ); |
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101 RPointerArray< CXnNodeAppIf > interfaceArray; |
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102 CleanupClosePushL( interfaceArray ); |
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103 const TInt count = array->Container().Count(); |
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104 interfaceArray.ReserveL( count ); |
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105 for ( TInt i = 0; i < count; ++i ) |
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106 { |
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107 CXnNode* node = static_cast< CXnNode* >( array->Container()[i] ); |
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108 // Append cannot fail because ReserveL call before this loop has |
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109 // allocated the array buffer |
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110 interfaceArray.Append( &( node->AppIfL() ) ); |
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111 } |
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112 CleanupStack::Pop( &interfaceArray ); |
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113 CleanupStack::PopAndDestroy( array ); |
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114 return interfaceArray; |
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115 } |
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116 |
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117 // ----------------------------------------------------------------------------- |
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118 // CXnUiEngine::FindNodeByClassL |
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119 // Forwards the call to the ui engine implementation |
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120 // ----------------------------------------------------------------------------- |
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121 // |
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122 EXPORT_C RPointerArray< CXnNodeAppIf > TXnUiEngineAppIf::FindNodeByClassL( |
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123 const TDesC8& aClassId, const TDesC8& aNamespace ) |
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124 { |
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125 CXnPointerArray* array = iUiEngine->FindNodeByClassL( |
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126 aClassId, aNamespace ); |
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127 CleanupStack::PushL( array ); |
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128 RPointerArray< CXnNodeAppIf > interfaceArray; |
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129 CleanupClosePushL( interfaceArray ); |
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130 const TInt count = array->Container().Count(); |
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131 interfaceArray.ReserveL( count ); |
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132 for ( TInt i = 0; i < count; ++i ) |
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133 { |
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134 CXnNode* node = static_cast< CXnNode* >( array->Container()[i] ); |
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135 // Append cannot fail because ReserveL call before this loop has |
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136 // allocated the array buffer |
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137 interfaceArray.Append( &( node->AppIfL() ) ); |
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138 } |
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139 CleanupStack::Pop( &interfaceArray ); |
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140 CleanupStack::PopAndDestroy( array ); |
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141 return interfaceArray; |
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142 } |
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143 |
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144 // ----------------------------------------------------------------------------- |
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145 // CXnUiEngine::FindContentSourceNodesL |
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146 // Forwards the call to the ui engine implementation |
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147 // ----------------------------------------------------------------------------- |
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148 // |
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149 EXPORT_C RPointerArray< CXnNodeAppIf > TXnUiEngineAppIf::FindContentSourceNodesL( |
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150 const TDesC8& aNamespace ) |
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151 { |
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152 CXnPointerArray* array = iUiEngine->FindContentSourceNodesL( aNamespace ); |
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153 CleanupStack::PushL( array ); |
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154 |
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155 RPointerArray< CXnNodeAppIf > interfaceArray; |
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156 CleanupClosePushL( interfaceArray ); |
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157 |
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158 const TInt count = array->Container().Count(); |
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159 interfaceArray.ReserveL( count ); |
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160 |
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161 for ( TInt i = 0; i < count; i++ ) |
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162 { |
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163 CXnNode* node = static_cast< CXnNode* >( array->Container()[i] ); |
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164 // Append cannot fail because ReserveL call before this loop has |
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165 // allocated the array buffer |
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166 interfaceArray.Append( &( node->AppIfL() ) ); |
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167 } |
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168 |
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169 CleanupStack::Pop( &interfaceArray ); |
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170 CleanupStack::PopAndDestroy( array ); |
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171 return interfaceArray; |
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172 } |
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173 |
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174 // ----------------------------------------------------------------------------- |
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175 // TXnUiEngineAppIf::RenderUIL |
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176 // Forwards the call to the ui engine implementation |
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177 // ----------------------------------------------------------------------------- |
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178 // |
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179 EXPORT_C void TXnUiEngineAppIf::RenderUIL( CXnNodeAppIf* aNode ) |
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180 { |
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181 CXnNode* node = NULL; |
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182 if ( aNode != NULL ) |
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183 { |
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184 node = &( aNode->Node() ); |
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185 } |
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186 iUiEngine->RenderUIL( node ); |
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187 } |
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188 |
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189 // ----------------------------------------------------------------------------- |
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190 // TXnUiEngineAppIf::StringPool |
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191 // Forwards the call to the ui engine implementation |
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192 // ----------------------------------------------------------------------------- |
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193 // |
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194 EXPORT_C CXnDomStringPool& TXnUiEngineAppIf::StringPool() |
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195 { |
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196 return *iUiEngine->ODT()->DomDocument().StringPool(); |
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197 } |
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198 |
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199 // ----------------------------------------------------------------------------- |
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200 // TXnUiEngineAppIf::ActiveView |
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201 // Return the active view |
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202 // ----------------------------------------------------------------------------- |
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203 // |
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204 EXPORT_C CXnNodeAppIf* TXnUiEngineAppIf::ActiveView() |
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205 { |
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206 CXnNodeAppIf* ret( NULL ); |
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207 TRAP_IGNORE( ret = &( iUiEngine->ActiveView()->AppIfL() ) ); |
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208 return ret; |
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209 } |
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210 |
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211 // ----------------------------------------------------------------------------- |
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212 // TXnUiEngineAppIf::RefreshMenuL |
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213 // Refresh current menu |
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214 // ----------------------------------------------------------------------------- |
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215 // |
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216 EXPORT_C void TXnUiEngineAppIf::RefreshMenuL() |
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217 { |
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218 iUiEngine->RefreshMenuL(); |
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219 } |
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220 |
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221 // ----------------------------------------------------------------------------- |
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222 // TXnUiEngineAppIf::IsMenuDisplaying |
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223 // Checks whether the menu is displaying or not. |
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224 // ----------------------------------------------------------------------------- |
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225 // |
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226 EXPORT_C TBool TXnUiEngineAppIf::IsMenuDisplaying() |
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227 { |
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228 return iUiEngine->IsMenuDisplaying(); |
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229 } |
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230 |
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231 // ----------------------------------------------------------------------------- |
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232 // ----------------------------------------------------------------------------- |
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233 // |
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234 EXPORT_C TInt TXnUiEngineAppIf::GetPluginNodeArrayL( |
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235 RPointerArray< CXnNodeAppIf >& aArray ) |
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236 { |
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237 aArray.Reset(); |
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238 RPointerArray< CXnNode >* plugins = iUiEngine->Plugins(); |
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239 if ( !plugins ) |
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240 { |
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241 return 0; |
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242 } |
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243 TInt count( plugins->Count() ); |
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244 for ( TInt i = 0; i < count; ++i ) |
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245 { |
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246 CXnNode* tmp = ( *plugins )[i]; |
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247 aArray.AppendL( &( tmp->AppIfL() ) ); |
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248 } |
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249 return count; |
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250 } |
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251 |
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252 // ----------------------------------------------------------------------------- |
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253 // TXnUiEngineAppIf::FocusedNode |
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254 // Gets the currently focused node |
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255 // ----------------------------------------------------------------------------- |
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256 // |
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257 EXPORT_C CXnNodeAppIf* TXnUiEngineAppIf::FocusedNode() |
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258 { |
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259 CXnNode* focused( iUiEngine->FocusedNode() ); |
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260 CXnNodeAppIf* ret( NULL ); |
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261 |
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262 if ( focused ) |
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263 { |
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264 TRAP_IGNORE( ret = &( focused->AppIfL() ) ); |
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265 } |
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266 |
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267 return ret; |
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268 } |
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269 |
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270 // ----------------------------------------------------------------------------- |
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271 // TXnUiEngineAppIf::IsEditMode |
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272 // Returns ETrue if the current mode is edit, otherwise EFalse. |
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273 // ----------------------------------------------------------------------------- |
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274 // |
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275 EXPORT_C TBool TXnUiEngineAppIf::IsEditMode() |
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276 { |
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277 return ( iUiEngine->IsEditMode() ); |
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278 } |
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279 |
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280 // ----------------------------------------------------------------------------- |
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281 // ----------------------------------------------------------------------------- |
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282 // |
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283 EXPORT_C void TXnUiEngineAppIf::SetUiEngine( CXnUiEngine* aUiEngine ) |
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284 { |
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285 iUiEngine = aUiEngine; |
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286 } |
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287 |
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288 // ----------------------------------------------------------------------------- |
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289 // ----------------------------------------------------------------------------- |
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290 // |
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291 EXPORT_C TInt TXnUiEngineAppIf::GetThemeResource( |
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292 const TDesC& aPath, RFile& aFile ) |
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293 { |
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294 return iUiEngine->GetThemeResource( aPath, aFile ); |
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295 } |
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296 |
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297 // ----------------------------------------------------------------------------- |
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298 // ----------------------------------------------------------------------------- |
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299 // |
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300 EXPORT_C TBool TXnUiEngineAppIf::WidgetsVisible() const |
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301 { |
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302 return iUiEngine->Editor()->WidgetsVisible(); |
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303 } |