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1 /* |
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2 * Copyright (c) 2005-2008 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: Container for GSParentPlugin. |
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15 * |
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16 */ |
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17 |
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18 // INCLUDE FILES |
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19 #include <gsparentcontainer.h> |
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20 #include <gsparentplugin.h> |
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21 #include <gsplugininterface.h> |
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22 #include "GsLogger.h" |
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23 #include <gsparentpluginrsc.rsg> |
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24 #include <gsfwviewuids.h> |
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25 #include "GSBaseDocument.h" |
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26 #include <mgswatchdog.h> |
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27 |
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28 #include <AknIconArray.h> //for loading icons |
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29 #include <aknlists.h> |
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30 #include <AknsUtils.h> //for loading icons |
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31 #include <akntitle.h> |
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32 #include <akntitle.h> |
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33 #include <aknViewAppUi.h> |
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34 #include <barsread.h> // For TResourceReader |
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35 #include <bldvariant.hrh> |
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36 #include <calslbs.h> |
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37 #include <eikclbd.h> |
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38 #include "GsContainerExt.h" //For CGsContainerExt |
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39 |
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40 //CONSTANTS |
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41 const TInt KGSPluginArrayInitSize = 10; |
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42 const TInt KGSCaptionBufSize = 256; |
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43 |
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44 // ========================= MEMBER FUNCTIONS ================================ |
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45 |
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46 // --------------------------------------------------------------------------- |
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47 // CGSParentContainer::ConstructL(const TRect& aRect) |
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48 // Symbian OS two phased constructor |
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49 // |
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50 // --------------------------------------------------------------------------- |
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51 // |
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52 void CGSParentContainer::ConstructL( |
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53 const TRect& aRect, |
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54 CAknViewAppUi* aAppUi, |
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55 CArrayPtrFlat<CGSPluginInterface>* aPluginArray, |
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56 TInt aTitleRscId, |
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57 CGSParentPlugin* aParentPlugin, |
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58 TGSListboxTypes aListBoxType ) |
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59 { |
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60 iAppUi = aAppUi; |
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61 iPluginArray = aPluginArray; |
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62 iListBoxType = aListBoxType; |
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63 iParentPlugin = aParentPlugin; |
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64 |
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65 CGSBaseDocument* doc = static_cast< CGSBaseDocument* >( iAppUi->Document() ); |
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66 iExt = CGsContainerExt::NewL(); |
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67 iExt->iGSWatchDog = doc->WatchDog(); |
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68 |
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69 // Initialize the array containing pointers to plugins that are actually |
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70 // displayed in lbx. |
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71 iVisiblePlugins = new (ELeave) CArrayPtrFlat<CGSPluginInterface>( KGSPluginArrayInitSize ); |
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72 |
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73 __GSLOGSTRING( "[CGSParentContainer] ConstructL" ); |
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74 |
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75 // Set view title from resource: |
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76 CEikStatusPane* sp = iAppUi->StatusPane(); |
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77 CAknTitlePane* title = static_cast<CAknTitlePane*> |
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78 ( sp->ControlL( TUid::Uid( EEikStatusPaneUidTitle ) ) ); |
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79 TResourceReader rReader; |
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80 iCoeEnv->CreateResourceReaderLC( rReader, aTitleRscId ); |
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81 title->SetFromResourceL( rReader ); |
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82 CleanupStack::PopAndDestroy(); // rReader |
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83 |
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84 CreateWindowL(); //makes this control a window-owning control |
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85 |
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86 CreateListBoxL( iListBoxType ); |
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87 |
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88 SetRect( aRect ); |
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89 ActivateL(); |
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90 } |
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91 |
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92 |
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93 // --------------------------------------------------------------------------- |
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94 // CGSParentContainer::~CGSParentContainer() |
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95 // Destructor |
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96 // |
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97 // --------------------------------------------------------------------------- |
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98 // |
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99 CGSParentContainer::~CGSParentContainer() |
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100 { |
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101 __GSLOGSTRING( "[CGSParentContainer] ~CGSParentContainer()|->" ); |
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102 if ( iVisiblePlugins ) |
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103 { |
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104 iVisiblePlugins->Reset(); |
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105 } |
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106 delete iVisiblePlugins; |
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107 if ( iListBox ) |
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108 { |
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109 delete iListBox; |
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110 } |
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111 delete iExt; |
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112 __GSLOGSTRING( "[CGSParentContainer] ~CGSParentContainer()-|" ); |
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113 } |
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114 |
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115 |
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116 // --------------------------------------------------------------------------- |
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117 // CGSParentContainer::UpdateListboxL |
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118 // |
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119 // Updates listbox from iPluginArray. Uses switch statement to handle different |
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120 // listbox types from TGSListboxTypes because the list item format |
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121 // and icon numbers depend on the listbox type. |
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122 // --------------------------------------------------------------------------- |
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123 // |
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124 void CGSParentContainer::UpdateListBoxL() |
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125 { |
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126 __GSLOGSTRING( "[CGSParentContainer::UpdateListBoxL]" ); |
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127 iItemTextArray->Reset(); |
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128 |
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129 // Empty the array because it will be updated. |
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130 iVisiblePlugins->Reset(); |
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131 |
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132 // Array for icons in the listbox. Array owns the icons. |
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133 CAknIconArray* icons = NULL; |
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134 |
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135 // Create icon array if required by the listbox type: |
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136 switch( iListBoxType ) |
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137 { |
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138 case EGSListBoxTypeSingleLarge: |
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139 case EGSListBoxTypeDouble2Large: |
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140 case EGSListBoxTypeDoubleLarge: |
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141 icons = new (ELeave) CAknIconArray( KGSPluginArrayInitSize ); |
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142 CleanupStack::PushL( icons ); |
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143 break; |
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144 |
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145 default: |
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146 break; |
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147 } |
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148 |
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149 // Counter for created icons. This is used to maintain corrext indexing for |
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150 // each plugin's icons in case a plugin has multiple icons and icon indexes |
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151 // can not be mapped directly to plugin index. |
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152 TInt iconCounter = 0; |
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153 |
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154 // 1) Add each plugin's data to listbox if the plugin is visible. |
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155 for( TInt i = 0; i < iPluginArray->Count(); i++ ) |
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156 { |
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157 CGSPluginInterface* plugin = iPluginArray->operator[]( i ); |
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158 |
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159 // Adding plugin data to lbx has a lot of CGSPluginInterface API calls. |
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160 // -> A good place to use quarantine to catch panicking plugins in |
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161 // any of these calls. |
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162 #ifdef GS_ENABLE_WATCH_DOG |
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163 iExt->iGSWatchDog->QuarantineL( plugin->Id() ); |
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164 #endif |
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165 |
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166 if( plugin->Visible() ) |
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167 { |
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168 AddPluginDataToLbxL( plugin, |
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169 iItemTextArray, |
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170 icons, |
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171 iconCounter ); |
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172 } |
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173 #ifdef GS_ENABLE_WATCH_DOG |
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174 iExt->iGSWatchDog->RemoveFromQuarantineL( plugin->Id() ); |
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175 #endif |
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176 } |
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177 |
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178 // 2) Replace old icon array if needed. |
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179 switch( iListBoxType ) |
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180 { |
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181 case EGSListBoxTypeSingleLarge: |
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182 { |
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183 // Temporary variable needed to use casted lbx. |
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184 CAknSingleLargeStyleListBox* lbx = |
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185 STATIC_CAST( CAknSingleLargeStyleListBox*, iListBox ); |
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186 // Destroy the old icons because SetIconArray() does not destroy them. |
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187 CArrayPtr<CGulIcon>* oldIcons |
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188 = lbx->ItemDrawer()->ColumnData()->IconArray(); |
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189 if( oldIcons ) |
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190 { |
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191 __GSLOGSTRING( "[CGSParentContainer] Destroying old icons." ); |
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192 oldIcons->ResetAndDestroy(); |
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193 delete oldIcons; |
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194 } |
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195 // Transfer ownership of icon array to the lbx. |
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196 // SetIconArray() does not delete the old icon array |
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197 lbx->ItemDrawer()->ColumnData()->SetIconArray( icons ); |
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198 CleanupStack::Pop( icons ); |
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199 } |
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200 break; |
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201 case EGSListBoxTypeDouble2Large: |
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202 case EGSListBoxTypeDoubleLarge: |
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203 { |
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204 // Temporary variable needed to use casted lbx. |
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205 CEikFormattedCellListBox* lbx = |
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206 STATIC_CAST( CEikFormattedCellListBox*, iListBox ); |
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207 // Destroy the old icons because SetIconArray() does not destroy them. |
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208 CArrayPtr<CGulIcon>* oldIcons |
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209 = lbx->ItemDrawer()->ColumnData()->IconArray(); |
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210 if( oldIcons ) |
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211 { |
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212 __GSLOGSTRING( "[CGSParentContainer] Destroying old icons." ); |
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213 oldIcons->ResetAndDestroy(); |
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214 delete oldIcons; |
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215 } |
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216 // Transfer ownership of icon array to the lbx. |
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217 // SetIconArray() does not delete the old icon array |
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218 lbx->ItemDrawer()->ColumnData()->SetIconArray( icons ); |
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219 CleanupStack::Pop( icons ); |
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220 } |
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221 break; |
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222 |
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223 case EGSListBoxTypeSettings: |
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224 break; |
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225 |
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226 default: |
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227 break; |
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228 } |
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229 |
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230 #ifdef _GS_PARENTPLUGIN_LBX_FORMAT_TRACES |
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231 #pragma message("_GS_PARENTPLUGIN_LBX_FORMAT_TRACES activated") |
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232 __GSLOGSTRING( "[CGSParentContainer::UpdateListBoxL] iItemTextArray:" ); |
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233 for( TInt i = 0; i < iItemTextArray->Count(); i++ ) |
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234 { |
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235 __GSLOGSTRING1( "%S", &iItemTextArray->operator[]( i ) ); |
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236 } |
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237 #endif // _GS_PARENTPLUGIN_LBX_FORMAT_TRACES |
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238 |
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239 // 3) Draw listbox again |
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240 iListBox->HandleItemAdditionL(); |
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241 __GSLOGSTRING( "[CGSParentContainer] UpdateListBoxL()-|" ); |
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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 // CGSParentContainer::AddPluginDataToLbxL() |
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247 // |
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248 // |
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249 // ----------------------------------------------------------------------------- |
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250 // |
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251 void CGSParentContainer::AddPluginDataToLbxL( CGSPluginInterface* aPlugin, |
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252 CDesCArray* aItemTextArray, |
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253 CAknIconArray* aIconArray, |
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254 TInt& aIconCounter ) |
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255 { |
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256 // Used to disable icon |
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257 const TInt KIconNotSupported = -1; |
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258 |
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259 // Index of icon used in AB-column |
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260 TInt iconIndexAB = KIconNotSupported; |
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261 |
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262 // Index of icon used in D-column |
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263 TInt iconIndexD = KIconNotSupported; |
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264 |
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265 #pragma message("TODO: The HBufC buffer sizes could be optimized if possible:") |
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266 |
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267 // First line of lbx item text (plugin caption) |
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268 HBufC* firstLabelBuf = HBufC::NewLC( KGSCaptionBufSize ); |
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269 TPtr firstLabel = firstLabelBuf->Des(); |
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270 |
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271 // Second line of lbx item text (optional) |
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272 HBufC* secondLabelBuf = HBufC::NewLC( KGSCaptionBufSize ); |
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273 TPtr secondLabel = secondLabelBuf->Des(); |
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274 |
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275 // The complete formatted lbx item string which is added to lbx |
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276 HBufC* lbxItemStringBuf = HBufC::NewLC( KGSCaptionBufSize * 2 ); |
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277 TPtr lbxItemString = lbxItemStringBuf->Des(); |
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278 |
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279 // Separates lbx item elements |
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280 _LIT( KTab, "\t" ); |
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281 |
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282 // Normal icon in AB-Column |
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283 CGulIcon* iconAB = NULL; |
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284 |
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285 // Small icon used in D-column (optional) |
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286 CGulIcon* iconD = NULL; |
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287 |
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288 // Add the plugin to visible plugins array: |
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289 iVisiblePlugins->AppendL( aPlugin ); |
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290 |
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291 // 1) Read item descriptor from plugin: |
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292 TRAPD( captionErr, |
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293 aPlugin->GetCaptionL( firstLabel ); |
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294 ) |
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295 |
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296 // If plugin caption fails, set caption to error string. |
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297 if( captionErr != KErrNone ) |
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298 { |
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299 _LIT( KGSParentPluginCaptionErrorTxt, "Error" ); |
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300 firstLabel.Append( KGSParentPluginCaptionErrorTxt ); |
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301 } |
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302 else |
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303 { |
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304 __GSLOGSTRING2( "[CGSParentContainer] 0x%X::GetCaptionL Error: %d", |
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305 aPlugin->Id().iUid, captionErr ); |
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306 } |
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307 |
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308 // 2) Add icons if listbox uses them: |
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309 // - AB-column icon |
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310 // - D-column icon |
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311 switch( iListBoxType ) |
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312 { |
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313 case EGSListBoxTypeSingleLarge: |
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314 case EGSListBoxTypeDouble2Large: |
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315 case EGSListBoxTypeDoubleLarge: |
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316 { |
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317 // This might fail because plugin implementors might do funny stuff. |
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318 // GS Must still behave well... |
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319 TRAPD( iconErr, |
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320 iconAB = aPlugin->CreateIconL( KGSIconTypeLbxItem ); |
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321 ) |
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322 if( iconErr != KErrNone ) |
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323 { |
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324 // Use default icon because plugin implementor's CreateIconL |
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325 // failed. If this fails, everything is lost anyway so might as |
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326 // well leave (abort GS). |
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327 iconAB = aPlugin->CGSPluginInterface::CreateIconL( KGSIconTypeLbxItem ); |
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328 __GSLOGSTRING2( "[CGSParentContainer] CreateIconL for 0x%X failed:%d", |
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329 aPlugin->Id().iUid, |
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330 iconErr ); |
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331 } |
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332 if( iconAB ) // Append only if not NULL (not supported) |
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333 { |
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334 CleanupStack::PushL( iconAB ); |
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335 aIconArray->AppendL( iconAB ); |
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336 CleanupStack::Pop( iconAB ); |
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337 iconIndexAB = aIconCounter; |
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338 aIconCounter++; |
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339 } |
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340 |
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341 TRAPD( iconDColErr, |
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342 iconD = aPlugin->CreateIconL( KGSIconTypeDColumn ); |
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343 ) |
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344 if( iconDColErr != KErrNone ) |
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345 { |
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346 iconD = aPlugin->CGSPluginInterface::CreateIconL( KGSIconTypeDColumn ); |
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347 __GSLOGSTRING2( "[CGSParentContainer] CreateIconL for 0x%X failed:%d", |
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348 aPlugin->Id().iUid, |
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349 iconErr ); |
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350 } |
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351 if( iconD ) // Append only if not NULL (not supported) |
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352 { |
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353 CleanupStack::PushL( iconD ); |
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354 aIconArray->AppendL( iconD ); |
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355 CleanupStack::Pop( iconD ); |
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356 iconIndexD = aIconCounter; |
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357 aIconCounter++; |
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358 } |
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359 break; |
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360 } |
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361 case EGSListBoxTypeSettings: |
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362 break; |
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363 |
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364 default: |
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365 break; |
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366 } |
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367 |
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368 /** |
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369 * 3) Create formatted item string. Lbx item's format string depends |
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370 * on lbx type. |
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371 */ |
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372 switch( iListBoxType ) |
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373 { |
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374 /** |
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375 * list_single_large_pane: |
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376 * list item string format: "1\tTextLabel\t0\t0" |
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377 * where 0 is an index to icon array |
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378 */ |
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379 case EGSListBoxTypeSingleLarge: |
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380 { |
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381 if( iconIndexAB != KIconNotSupported ) lbxItemString.AppendNum( iconIndexAB ); // AB-Column icon |
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382 lbxItemString.Append( KTab ); |
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383 lbxItemString.Append( firstLabel ); |
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384 break; |
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385 } |
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386 /** |
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387 * list_setting_pane and list_big_single_setting_pane: |
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388 * list item string format: "\tFirstLabel\t\tValueText" |
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389 * list item string format: "\tFirstLabel\t0\t" |
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390 * list item string format: "\tFirstLabel\t\tValueText\t*" |
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391 * list item string format: "\tFirstLabel\t\t\t\tSecondLabel" |
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392 * where 0 is an index to icon array |
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393 */ |
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394 case EGSListBoxTypeSettings: |
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395 { |
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396 aPlugin->GetValue( EGSPluginKeySettingsItemValueString, secondLabel ); |
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397 |
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398 lbxItemString.Append( KTab ); |
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399 lbxItemString.Append( firstLabel ); |
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400 lbxItemString.Append( KTab ); |
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401 lbxItemString.Append( KTab ); |
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402 lbxItemString.Append( secondLabel ); |
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403 break; |
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404 } |
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405 /** |
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406 * list_double2_large_graphic_pane: |
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407 * list item string format: "1\tFirstLabel\tSecondLabel\t0" |
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408 * where 0 is an index of small (13x13) icon in icon array |
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409 * and 1 is an index of a thumbnail image |
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410 */ |
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411 case EGSListBoxTypeDouble2Large: |
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412 case EGSListBoxTypeDoubleLarge: |
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413 { |
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414 aPlugin->GetValue( EGSPluginKeySettingsItemValueString, secondLabel ); |
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415 |
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416 if( iconIndexAB != KIconNotSupported ) lbxItemString.AppendNum( iconIndexAB ); // AB-Column icon |
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417 lbxItemString.Append( KTab ); |
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418 lbxItemString.Append( firstLabel ); // FirstLabel |
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419 lbxItemString.Append( KTab ); |
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420 lbxItemString.Append( secondLabel ); // SecondLabel |
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421 lbxItemString.Append( KTab ); |
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422 if( iconIndexD != KIconNotSupported ) lbxItemString.AppendNum( iconIndexD ); // D-Column Icon |
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423 break; |
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424 } |
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425 } |
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426 aItemTextArray->AppendL( lbxItemString ); |
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427 |
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428 CleanupStack::PopAndDestroy( lbxItemStringBuf ); |
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429 CleanupStack::PopAndDestroy( secondLabelBuf ); |
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430 CleanupStack::PopAndDestroy( firstLabelBuf ); |
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431 } |
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432 |
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433 |
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434 // --------------------------------------------------------------------------- |
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435 // CGSParentContainer::ListBox() |
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436 // |
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437 // |
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438 // --------------------------------------------------------------------------- |
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439 // |
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440 CEikListBox* CGSParentContainer::ListBox() |
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441 { |
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442 return iListBox; |
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443 } |
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444 |
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445 |
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446 // --------------------------------------------------------------------------- |
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447 // CGSParentContainer::SizeChanged |
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448 // called by framework when the view size is changed |
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449 // |
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450 // --------------------------------------------------------------------------- |
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451 // |
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452 void CGSParentContainer::SizeChanged() |
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453 { |
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454 if ( iListBox ) |
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455 { |
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456 iListBox->SetRect( Rect() ); |
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457 } |
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458 } |
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459 |
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460 |
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461 // --------------------------------------------------------------------------- |
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462 // CGSParentContainer::CountComponentControls |
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463 // |
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464 // |
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465 // --------------------------------------------------------------------------- |
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466 // |
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467 TInt CGSParentContainer::CountComponentControls() const |
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468 { |
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469 return 1; |
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470 } |
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471 |
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472 |
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473 // --------------------------------------------------------------------------- |
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474 // CGSParentContainer::ComponentControl |
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475 // |
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476 // |
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477 // --------------------------------------------------------------------------- |
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478 // |
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479 CCoeControl* CGSParentContainer::ComponentControl(TInt /*aIndex*/) const |
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480 { |
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481 return iListBox; |
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482 } |
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483 |
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484 |
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485 // --------------------------------------------------------------------------- |
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486 // CGSParentContainer::TKeyResponse OfferKeyEventL |
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487 // Called when a key is pressed. |
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488 // |
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489 // --------------------------------------------------------------------------- |
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490 // |
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491 TKeyResponse CGSParentContainer::OfferKeyEventL( const TKeyEvent& aKeyEvent, |
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492 TEventCode aType ) |
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493 { |
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494 switch ( aKeyEvent.iCode ) |
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495 { |
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496 case EKeyUpArrow: |
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497 case EKeyDownArrow: |
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498 { |
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499 TKeyResponse listboxResp = |
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500 iListBox->OfferKeyEventL( aKeyEvent, aType ); |
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501 if ( iParentPlugin ) |
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502 { |
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503 iParentPlugin->CheckMiddleSoftkeyLabelL(); |
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504 } |
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505 return listboxResp; |
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506 } |
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507 case EKeyLeftArrow: |
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508 case EKeyRightArrow: |
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509 // Listbox takes all events even if it doesn't use them |
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510 return EKeyWasNotConsumed; |
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511 default: |
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512 break; |
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513 } |
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514 // now it's iListBox's job to process the key event |
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515 return iListBox->OfferKeyEventL( aKeyEvent, aType ); |
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516 } |
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517 |
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518 |
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519 // --------------------------------------------------------------------------- |
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520 // CGSParentContainer::HandleListBoxEventL |
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521 // |
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522 // |
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523 // --------------------------------------------------------------------------- |
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524 void CGSParentContainer::HandleListBoxEventL( CEikListBox* aListBox, |
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525 TListBoxEvent aEventType ) |
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526 { |
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527 __GSLOGSTRING1( |
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528 "[CGSParentContainer] HandleListBoxEventL aEventType:%d", |
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529 aEventType); |
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530 switch (aEventType) |
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531 { |
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532 case EEventEnterKeyPressed: |
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533 case EEventItemSingleClicked: |
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534 { |
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535 __GSLOGSTRING1( |
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536 "[CGSParentContainer] Activating view plugin in index[%d]", |
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537 aListBox->CurrentItemIndex() ); |
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538 |
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539 if( aListBox->CurrentItemIndex() < 0 ) |
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540 { |
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541 // Negative listbox value -> no item selected? |
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542 break; |
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543 } |
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544 |
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545 if(iExt->iDblClickPreventer->IsActive()) |
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546 { |
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547 break; |
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548 } |
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549 iExt->iDblClickPreventer->Start(); |
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550 CGSPluginInterface* selectedPlugin = iVisiblePlugins->operator[]( |
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551 aListBox->CurrentItemIndex() ); |
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552 |
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553 // Different command is used depending on the plugin type. |
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554 switch( selectedPlugin->ItemType() ) |
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555 { |
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556 // In these cases the plugin is a view: |
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557 case EGSItemTypeSingleLarge: |
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558 case EGSItemTypeSetting: |
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559 case EGSItemTypeSettingIcon: |
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560 iAppUi->ActivateLocalViewL( selectedPlugin->Id() ); |
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561 break; |
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562 // In these cases the plugin is a dialog: |
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563 case EGSItemTypeSettingDialog: |
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564 case EGSItemTypeSingleLargeDialog: |
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565 selectedPlugin->HandleSelection( |
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566 EGSSelectionBySelectionKey ); |
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567 UpdateListBoxL(); // Refrest the listbox if value changed. |
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568 break; |
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569 } |
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570 } |
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571 break; |
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572 |
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573 default: |
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574 break; |
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575 } |
|
576 } |
|
577 |
|
578 |
|
579 // --------------------------------------------------------------------------- |
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580 // CGSParentContainer::HandleResourceChange() |
|
581 // |
|
582 // |
|
583 // --------------------------------------------------------------------------- |
|
584 // |
|
585 void CGSParentContainer::HandleResourceChange( TInt aType ) |
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586 { |
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587 CCoeControl::HandleResourceChange( aType ); |
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588 //Handle layout orientation or skin change |
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589 if ( aType == KAknsMessageSkinChange || |
|
590 aType == KEikDynamicLayoutVariantSwitch ) |
|
591 { |
|
592 TRect mainPaneRect; |
|
593 AknLayoutUtils::LayoutMetricsRect( AknLayoutUtils::EMainPane, |
|
594 mainPaneRect); |
|
595 SetRect( mainPaneRect ); |
|
596 if ( aType == KAknsMessageSkinChange ) |
|
597 { |
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598 TRAP_IGNORE( UpdateListBoxL() ); |
|
599 } |
|
600 } |
|
601 } |
|
602 |
|
603 |
|
604 // --------------------------------------------------------------------------- |
|
605 // CGSParentContainer::CreateListBoxL() |
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606 // |
|
607 // |
|
608 // --------------------------------------------------------------------------- |
|
609 // |
|
610 void CGSParentContainer::CreateListBoxL( |
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611 TGSListboxTypes aListBoxType ) |
|
612 { |
|
613 switch( aListBoxType ) |
|
614 { |
|
615 case EGSListBoxTypeSingleLarge: |
|
616 { |
|
617 CAknSingleLargeStyleListBox* lbx = |
|
618 new( ELeave ) CAknSingleLargeStyleListBox; |
|
619 iListBox = lbx; |
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620 lbx->ConstructL( this ); |
|
621 lbx->SetContainerWindowL( *this ); |
|
622 lbx->SetListBoxObserver( this ); |
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623 lbx->CreateScrollBarFrameL( ETrue ); |
|
624 lbx->ScrollBarFrame()->SetScrollBarVisibilityL( |
|
625 CEikScrollBarFrame::EOff, CEikScrollBarFrame::EAuto ); |
|
626 // Obtain reference to listbox model's item text array: |
|
627 iItemTextArray = STATIC_CAST( CDesCArray*, |
|
628 lbx->Model()->ItemTextArray() ); |
|
629 } |
|
630 break; |
|
631 |
|
632 case EGSListBoxTypeSettings: |
|
633 { |
|
634 CAknSettingStyleListBox* lbx = |
|
635 new( ELeave ) CAknSettingStyleListBox; |
|
636 iListBox = lbx; |
|
637 lbx->ConstructL( this, EAknListBoxSelectionList ); |
|
638 lbx->SetContainerWindowL( *this ); |
|
639 lbx->SetListBoxObserver( this ); |
|
640 lbx->CreateScrollBarFrameL( ETrue ); |
|
641 lbx->ScrollBarFrame()->SetScrollBarVisibilityL( |
|
642 CEikScrollBarFrame::EOff, CEikScrollBarFrame::EAuto ); |
|
643 // Obtain reference to listbox model's item text array: |
|
644 iItemTextArray = STATIC_CAST( CDesCArray*, |
|
645 lbx->Model()->ItemTextArray() ); |
|
646 } |
|
647 break; |
|
648 |
|
649 case EGSListBoxTypeDouble2Large: |
|
650 { |
|
651 TInt flags = 0; |
|
652 CAknDouble2LargeStyleListBox* lbx = |
|
653 new( ELeave ) CAknDouble2LargeStyleListBox; |
|
654 iListBox = lbx; |
|
655 lbx->ConstructL( this, flags ); |
|
656 lbx->SetContainerWindowL( *this ); |
|
657 lbx->SetListBoxObserver( this ); |
|
658 lbx->CreateScrollBarFrameL( ETrue ); |
|
659 lbx->ScrollBarFrame()->SetScrollBarVisibilityL( |
|
660 CEikScrollBarFrame::EOff, CEikScrollBarFrame::EAuto ); |
|
661 // Obtain reference to listbox model's item text array: |
|
662 iItemTextArray = STATIC_CAST( CDesCArray*, |
|
663 lbx->Model()->ItemTextArray() ); |
|
664 } |
|
665 break; |
|
666 |
|
667 case EGSListBoxTypeDoubleLarge: |
|
668 { |
|
669 TInt flags = 0; |
|
670 CAknDoubleLargeStyleListBox* lbx = |
|
671 new( ELeave ) CAknDoubleLargeStyleListBox; |
|
672 iListBox = lbx; |
|
673 lbx->ConstructL( this, flags ); |
|
674 lbx->SetContainerWindowL( *this ); |
|
675 lbx->SetListBoxObserver( this ); |
|
676 lbx->CreateScrollBarFrameL( ETrue ); |
|
677 lbx->ScrollBarFrame()->SetScrollBarVisibilityL( |
|
678 CEikScrollBarFrame::EOff, CEikScrollBarFrame::EAuto ); |
|
679 // Obtain reference to listbox model's item text array: |
|
680 iItemTextArray = STATIC_CAST( CDesCArray*, |
|
681 lbx->Model()->ItemTextArray() ); |
|
682 } |
|
683 break; |
|
684 |
|
685 default: |
|
686 break; |
|
687 } |
|
688 } |
|
689 |
|
690 |
|
691 // ----------------------------------------------------------------------------- |
|
692 // CGSParentContainer::SelectedPlugin() |
|
693 // |
|
694 // |
|
695 // ----------------------------------------------------------------------------- |
|
696 // |
|
697 CGSPluginInterface* CGSParentContainer::SelectedPlugin() |
|
698 { |
|
699 CGSPluginInterface* plugin = NULL; |
|
700 const TInt index = iListBox->CurrentItemIndex(); |
|
701 if ( index >= 0 && index < iVisiblePlugins->Count() ) |
|
702 { |
|
703 plugin = iVisiblePlugins->operator[]( index ); |
|
704 __GSLOGSTRING2( "[CGSParentContainer] SelectedPlugin 0x%X in index %d", |
|
705 plugin->Id().iUid, index ); |
|
706 } |
|
707 return plugin; |
|
708 } |
|
709 |
|
710 |
|
711 // ----------------------------------------------------------------------------- |
|
712 // CGSParentContainer::SetSelectedItem() |
|
713 // |
|
714 // |
|
715 // ----------------------------------------------------------------------------- |
|
716 // |
|
717 void CGSParentContainer::SetSelectedItem( TUid aSelectedItemUid ) |
|
718 { |
|
719 __GSLOGSTRING1( "[CGSParentContainer] SetSelectedItem(0x%X)", |
|
720 aSelectedItemUid.iUid ); |
|
721 |
|
722 if( aSelectedItemUid != KGSNoneSelected ) |
|
723 { |
|
724 TInt selectedItemIndex = 0; |
|
725 for( TInt i = 0; i < iVisiblePlugins->Count(); i++ ) |
|
726 { |
|
727 CGSPluginInterface* plugin = iVisiblePlugins->operator[]( i ); |
|
728 __GSLOGSTRING2( "[CGSParentContainer] Checking [%d] 0x%X)", |
|
729 i, plugin->Id().iUid ); |
|
730 // If plugin is found, select it: |
|
731 if( plugin->Id() == aSelectedItemUid ) |
|
732 { |
|
733 __GSLOGSTRING2( "[CGSParentContainer] Match 0x%X in index %d", |
|
734 plugin->Id().iUid, i ); |
|
735 selectedItemIndex = i; |
|
736 break; |
|
737 } |
|
738 } |
|
739 iListBox->SetCurrentItemIndexAndDraw( selectedItemIndex ); |
|
740 } |
|
741 } |
|
742 |
|
743 |
|
744 // ----------------------------------------------------------------------------- |
|
745 // CGSParentContainer::GetHelpContext() |
|
746 // |
|
747 // |
|
748 // ----------------------------------------------------------------------------- |
|
749 // |
|
750 void CGSParentContainer::GetHelpContext( TCoeHelpContext& aContext ) const |
|
751 { |
|
752 // This is forwarded to the CGSParentPlugin type class that actually knows |
|
753 // the help context but does not have its own CCoeControl class. |
|
754 iParentPlugin->GetHelpContext( aContext ); |
|
755 } |
|
756 |
|
757 |
|
758 // --------------------------------------------------------------------------- |
|
759 // CGSParentContainer::FocusChanged |
|
760 // |
|
761 // Set focus on the selected listbox. For animated skins feature. |
|
762 // --------------------------------------------------------------------------- |
|
763 EXPORT_C void CGSParentContainer::FocusChanged( TDrawNow /*aDrawNow*/ ) |
|
764 { |
|
765 if( iListBox ) |
|
766 { |
|
767 iListBox->SetFocus( IsFocused() ); |
|
768 } |
|
769 } |
|
770 |
|
771 |
|
772 // --------------------------------------------------------------------------- |
|
773 // CGSParentContainer::HandleSelectionKeyL |
|
774 // |
|
775 // Behaves like a selection key. |
|
776 // --------------------------------------------------------------------------- |
|
777 void CGSParentContainer::HandleSelectionKeyL() |
|
778 { |
|
779 HandleListBoxEventL( iListBox,EEventEnterKeyPressed ); |
|
780 } |
|
781 |
|
782 |
|
783 // ----------------------------------------------------------------------------- |
|
784 // CGSParentContainer::TopPlugin() |
|
785 // |
|
786 // |
|
787 // ----------------------------------------------------------------------------- |
|
788 // |
|
789 CGSPluginInterface* CGSParentContainer::TopPlugin() |
|
790 { |
|
791 CGSPluginInterface* plugin = NULL; |
|
792 const TInt index = iListBox->TopItemIndex(); |
|
793 if ( index >= 0 && index < iVisiblePlugins->Count() ) |
|
794 { |
|
795 plugin = iVisiblePlugins->operator[]( index ); |
|
796 __GSLOGSTRING2( "[CGSParentContainer] TopPlugin 0x%X in index %d", |
|
797 plugin->Id().iUid, index ); |
|
798 } |
|
799 return plugin; |
|
800 } |
|
801 |
|
802 |
|
803 // ----------------------------------------------------------------------------- |
|
804 // CGSParentContainer::SetSelectedItem() |
|
805 // |
|
806 // |
|
807 // ----------------------------------------------------------------------------- |
|
808 // |
|
809 void CGSParentContainer::SetTopItem( TUid aTopItemUid ) |
|
810 { |
|
811 __GSLOGSTRING1( "[CGSParentContainer] SetTopItem(0x%X)", |
|
812 aTopItemUid.iUid ); |
|
813 |
|
814 if( aTopItemUid != KGSNoneSelected ) |
|
815 { |
|
816 TInt topItemIndex = 0; |
|
817 for( TInt i = 0; i < iVisiblePlugins->Count(); i++ ) |
|
818 { |
|
819 CGSPluginInterface* plugin = iVisiblePlugins->operator[]( i ); |
|
820 __GSLOGSTRING2( "[CGSParentContainer] Checking [%d] 0x%X)", |
|
821 i, plugin->Id().iUid ); |
|
822 // If plugin is found, select it: |
|
823 if( plugin->Id() == aTopItemUid ) |
|
824 { |
|
825 __GSLOGSTRING2( "[CGSParentContainer] Match 0x%X in index %d", |
|
826 plugin->Id().iUid, i ); |
|
827 topItemIndex = i; |
|
828 break; |
|
829 } |
|
830 } |
|
831 iListBox->SetTopItemIndex( topItemIndex ); |
|
832 } |
|
833 } |
|
834 |
|
835 // ----------------------------------------------------------------------------- |
|
836 // CGSParentContainer::SetListBoxEmptyTextL() |
|
837 // |
|
838 //Set the empty text of list box. |
|
839 // ----------------------------------------------------------------------------- |
|
840 // |
|
841 void CGSParentContainer::SetListBoxEmptyTextL(const TDes& aEmpty ) |
|
842 { |
|
843 if ( iListBox ) |
|
844 { |
|
845 iListBox->View()->SetListEmptyTextL( aEmpty ); |
|
846 } |
|
847 } |
|
848 |
|
849 // ----------------------------------------------------------------------------- |
|
850 // CGSParentContainer::StoreListBoxPositionL |
|
851 // |
|
852 //Store the exact position of listbox. |
|
853 // ----------------------------------------------------------------------------- |
|
854 // |
|
855 void CGSParentContainer::StoreListBoxPositionL( CGSParentPlugin::TListBoxPosition& aPosition ) |
|
856 { |
|
857 aPosition.iCurrentItemIndex = iListBox->CurrentItemIndex(); |
|
858 aPosition.iItemOffsetInPixels = iListBox->View()->ItemOffsetInPixels(); |
|
859 aPosition.iTopItemIndex = iListBox->View()->TopItemIndex(); |
|
860 } |
|
861 |
|
862 // ----------------------------------------------------------------------------- |
|
863 // CGSParentContainer::RestoreListBoxPositionL |
|
864 // |
|
865 //Restore the exact position of listbox. |
|
866 // ----------------------------------------------------------------------------- |
|
867 // |
|
868 void CGSParentContainer::RestoreListBoxPositionL( const CGSParentPlugin::TListBoxPosition& aPosition, TBool aScreenModeChanged ) |
|
869 { |
|
870 if( iListBox->View()->BottomItemIndex()>= aPosition.iCurrentItemIndex ) |
|
871 |
|
872 { |
|
873 |
|
874 if ( aPosition.iCurrentItemIndex >= 0 ) |
|
875 { |
|
876 iListBox->SetCurrentItemIndex( aPosition.iCurrentItemIndex ); |
|
877 } |
|
878 |
|
879 if ( aScreenModeChanged ) |
|
880 { |
|
881 iListBox->View()->VerticalMoveToItemL( aPosition.iCurrentItemIndex, |
|
882 CListBoxView::ESingleSelection ); |
|
883 } |
|
884 else |
|
885 { |
|
886 iListBox->View()->SetItemOffsetInPixels( aPosition.iItemOffsetInPixels ); |
|
887 iListBox->View()->SetTopItemIndex( aPosition.iTopItemIndex ); |
|
888 } |
|
889 } |
|
890 } |
|
891 //End of File |