1 /* |
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2 * Copyright (c) 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: Main view. |
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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 |
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20 #ifndef GSMAINVIEW_H |
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21 #define GSMAINVIEW_H |
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22 |
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23 // INCLUDES |
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24 #include "gspluginloader.h" |
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25 #include "gschildviewmanager.h" |
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26 #include <data_caging_path_literals.hrh> |
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27 #include <ConeResLoader.h> |
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28 #include <gstabbedviewowner.h> |
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29 #include <aknview.h> |
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30 #include <eikmenup.h> |
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31 |
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32 // CONSTANTS |
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33 _LIT( KGSMainViewResourceFileName, "z:GSApp.rsc" ); |
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34 |
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35 // FORWARD DECLARATIONS |
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36 class CGSMainContainer; |
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37 class CGSPluginInterface; |
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38 |
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39 // CLASS DECLARATION |
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40 |
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41 /** |
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42 * CGSMainView view class |
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43 * |
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44 * Main view of GS |
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45 * |
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46 * This view is responsible for visualizing the first level of settings |
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47 * plugins. |
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48 * |
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49 */ |
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50 class CGSMainView : |
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51 public CAknView, |
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52 public MGSPluginLoadObserver, |
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53 public MGSTabbedViewOwner, |
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54 public MGSChildViewManager |
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55 { |
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56 public: // Constructors and destructor |
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57 |
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58 CGSMainView(); |
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59 |
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60 /** |
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61 * Symbian OS two-phased constructor |
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62 * @return GS main view. |
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63 */ |
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64 static CGSMainView* NewL(); |
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65 |
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66 /** |
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67 * Symbian OS two-phased constructor |
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68 * @return GS main view. |
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69 */ |
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70 static CGSMainView* NewLC(); |
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71 |
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72 /** |
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73 * Symbian OS default constructor. |
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74 */ |
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75 void ConstructL(); |
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76 |
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77 /** |
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78 * Destructor |
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79 */ |
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80 ~CGSMainView(); |
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81 |
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82 public: // New |
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83 |
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84 /** |
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85 * Returns pointer to the owned plugins. |
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86 */ |
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87 CArrayPtrFlat<CGSPluginInterface>* Plugins(); |
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88 |
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89 /** |
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90 * Updates plugin's view. This can be used when child plugin's values |
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91 * are changed. |
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92 */ |
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93 void UpdateView(); |
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94 |
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95 /** |
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96 * represent the position of ListBox |
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97 */ |
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98 struct TListBoxPosition |
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99 { |
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100 /** |
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101 * The three items are all set to -1 as an initial value because their legal |
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102 * value should be no less than 0. |
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103 */ |
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104 inline void Reset() |
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105 { |
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106 iCurrentItemIndex = -1; |
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107 iItemOffsetInPixels = -1; |
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108 iTopItemIndex = -1; |
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109 } |
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110 TInt iCurrentItemIndex; |
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111 TInt iItemOffsetInPixels; |
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112 TInt iTopItemIndex; |
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113 }; |
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114 |
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115 public: // From CAknView |
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116 |
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117 /** |
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118 * See base view. |
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119 */ |
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120 TUid Id() const; |
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121 |
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122 public: // From MGSPluginLoadObserver |
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123 |
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124 /** |
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125 * See base view. |
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126 */ |
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127 void HandlePluginLoaded( KGSPluginLoaderStatus aStatus ); |
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128 |
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129 public: // From MGSChildViewManager |
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130 |
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131 /** |
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132 * See base view. |
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133 */ |
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134 void TransferDynamicPluginL( CGSPluginInterface* aPlugin ); |
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135 |
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136 public: // From MGSTabbedViewOwner |
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137 |
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138 /** |
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139 * See base view. |
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140 */ |
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141 CArrayPtrFlat<CGSPluginInterface>* TabbedViews(); |
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142 |
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143 /** |
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144 * See base class. |
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145 */ |
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146 void TabChangedL( TUid selectedTabUid ); |
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147 |
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148 protected: // From CAknView |
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149 |
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150 /** |
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151 * See base view. |
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152 */ |
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153 void DoActivateL( |
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154 const TVwsViewId& aPrevViewId, |
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155 TUid aCustomMessageId, |
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156 const TDesC8& aCustomMessage ); |
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157 |
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158 /** |
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159 * See base view. |
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160 */ |
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161 void DoDeactivate(); |
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162 |
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163 /** |
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164 * See base view. |
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165 */ |
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166 void HandleCommandL( TInt aCommand ); |
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167 |
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168 protected: // From MEikMenuObserver |
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169 |
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170 void DynInitMenuPaneL( TInt aResourceId, CEikMenuPane* aMenuPane ); |
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171 |
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172 private: |
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173 |
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174 /** |
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175 * Opens the nearest localized resourcefile. |
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176 */ |
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177 void OpenLocalizedResourceFileL( const TDesC& aResourceFileName ); |
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178 |
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179 /** |
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180 * Creates new container. |
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181 */ |
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182 void NewContainerL(); |
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183 |
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184 private: // Data |
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185 |
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186 // Pointer to Application UI. Not owned. |
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187 CAknViewAppUi* iAppUi; |
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188 |
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189 // Pointer to owned container. |
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190 CGSMainContainer* iContainer; |
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191 |
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192 // GS plug-ins owned by this view. CGSPluginLoader defines the |
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193 // ordering of items. |
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194 CArrayPtrFlat<CGSPluginInterface>* iPluginArray; |
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195 |
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196 // Asynchronous loader for the GS plug-ins. |
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197 CGSPluginLoader* iPluginLoader; |
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198 |
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199 // Resource loader. |
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200 RConeResourceLoader iResourceLoader; |
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201 |
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202 // UID of the selected plugin in the container's lbx. |
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203 TUid iSelectedPluginUid; |
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204 |
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205 //keep the exact position of the listbox including current item index, |
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206 //ItemOffsetInPixels and TopItemindex |
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207 TListBoxPosition iPosition; |
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208 |
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209 //record the screen mode, portrait/landscape |
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210 TBool iIsLandscapeOrientation; |
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211 }; |
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212 |
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213 |
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214 #endif // GSMAINVIEW_H |
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215 // End of File |
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