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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 |
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39 //CONSTANTS |
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40 const TInt KGSPluginArrayInitSize = 10; |
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41 const TInt KGSCaptionBufSize = 256; |
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42 |
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43 // ========================= MEMBER FUNCTIONS ================================ |
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44 |
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45 // --------------------------------------------------------------------------- |
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46 // CGSParentContainer::ConstructL(const TRect& aRect) |
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47 // Symbian OS two phased constructor |
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48 // |
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49 // --------------------------------------------------------------------------- |
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50 // |
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51 void CGSParentContainer::ConstructL( |
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52 const TRect& aRect, |
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53 CAknViewAppUi* aAppUi, |
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54 CArrayPtrFlat<CGSPluginInterface>* aPluginArray, |
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55 TInt aTitleRscId, |
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56 CGSParentPlugin* aParentPlugin, |
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57 TGSListboxTypes aListBoxType ) |
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58 { |
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59 iAppUi = aAppUi; |
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60 iPluginArray = aPluginArray; |
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61 iListBoxType = aListBoxType; |
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62 iParentPlugin = aParentPlugin; |
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63 |
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64 CGSBaseDocument* doc = static_cast< CGSBaseDocument* >( iAppUi->Document() ); |
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65 iGSWatchDog = doc->WatchDog(); |
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66 |
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67 // Initialize the array containing pointers to plugins that are actually |
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68 // displayed in lbx. |
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69 iVisiblePlugins = new (ELeave) CArrayPtrFlat<CGSPluginInterface>( KGSPluginArrayInitSize ); |
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70 |
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71 __GSLOGSTRING( "[CGSParentContainer] ConstructL" ); |
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72 |
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73 // Set view title from resource: |
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74 CEikStatusPane* sp = iAppUi->StatusPane(); |
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75 CAknTitlePane* title = static_cast<CAknTitlePane*> |
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76 ( sp->ControlL( TUid::Uid( EEikStatusPaneUidTitle ) ) ); |
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77 TResourceReader rReader; |
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78 iCoeEnv->CreateResourceReaderLC( rReader, aTitleRscId ); |
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79 title->SetFromResourceL( rReader ); |
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80 CleanupStack::PopAndDestroy(); // rReader |
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81 |
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82 CreateWindowL(); //makes this control a window-owning control |
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83 |
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84 CreateListBoxL( iListBoxType ); |
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85 |
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86 SetRect( aRect ); |
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87 ActivateL(); |
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88 } |
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89 |
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90 |
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91 // --------------------------------------------------------------------------- |
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92 // CGSParentContainer::~CGSParentContainer() |
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93 // Destructor |
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94 // |
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95 // --------------------------------------------------------------------------- |
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96 // |
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97 CGSParentContainer::~CGSParentContainer() |
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98 { |
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99 __GSLOGSTRING( "[CGSParentContainer] ~CGSParentContainer()|->" ); |
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100 if ( iVisiblePlugins ) |
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101 { |
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102 iVisiblePlugins->Reset(); |
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103 } |
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104 delete iVisiblePlugins; |
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105 if ( iListBox ) |
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106 { |
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107 delete iListBox; |
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108 } |
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109 __GSLOGSTRING( "[CGSParentContainer] ~CGSParentContainer()-|" ); |
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110 } |
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111 |
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112 |
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113 // --------------------------------------------------------------------------- |
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114 // CGSParentContainer::UpdateListboxL |
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115 // |
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116 // Updates listbox from iPluginArray. Uses switch statement to handle different |
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117 // listbox types from TGSListboxTypes because the list item format |
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118 // and icon numbers depend on the listbox type. |
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119 // --------------------------------------------------------------------------- |
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120 // |
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121 void CGSParentContainer::UpdateListBoxL() |
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122 { |
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123 __GSLOGSTRING( "[CGSParentContainer::UpdateListBoxL]" ); |
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124 iItemTextArray->Reset(); |
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125 |
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126 // Empty the array because it will be updated. |
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127 iVisiblePlugins->Reset(); |
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128 |
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129 // Array for icons in the listbox. Array owns the icons. |
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130 CAknIconArray* icons = NULL; |
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131 |
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132 // Create icon array if required by the listbox type: |
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133 switch( iListBoxType ) |
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134 { |
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135 case EGSListBoxTypeSingleLarge: |
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136 case EGSListBoxTypeDouble2Large: |
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137 case EGSListBoxTypeDoubleLarge: |
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138 icons = new (ELeave) CAknIconArray( KGSPluginArrayInitSize ); |
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139 CleanupStack::PushL( icons ); |
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140 break; |
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141 |
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142 default: |
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143 break; |
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144 } |
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145 |
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146 // Counter for created icons. This is used to maintain corrext indexing for |
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147 // each plugin's icons in case a plugin has multiple icons and icon indexes |
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148 // can not be mapped directly to plugin index. |
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149 TInt iconCounter = 0; |
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150 |
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151 // 1) Add each plugin's data to listbox if the plugin is visible. |
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152 for( TInt i = 0; i < iPluginArray->Count(); i++ ) |
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153 { |
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154 CGSPluginInterface* plugin = iPluginArray->operator[]( i ); |
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155 |
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156 // Adding plugin data to lbx has a lot of CGSPluginInterface API calls. |
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157 // -> A good place to use quarantine to catch panicking plugins in |
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158 // any of these calls. |
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159 iGSWatchDog->QuarantineL( plugin->Id() ); |
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160 if( plugin->Visible() ) |
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161 { |
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162 AddPluginDataToLbxL( plugin, |
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163 iItemTextArray, |
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164 icons, |
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165 iconCounter ); |
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166 } |
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167 iGSWatchDog->RemoveFromQuarantineL( plugin->Id() ); |
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168 } |
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169 |
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170 // 2) Replace old icon array if needed. |
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171 switch( iListBoxType ) |
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172 { |
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173 case EGSListBoxTypeSingleLarge: |
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174 { |
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175 // Temporary variable needed to use casted lbx. |
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176 CAknSingleLargeStyleListBox* lbx = |
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177 STATIC_CAST( CAknSingleLargeStyleListBox*, iListBox ); |
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178 // Destroy the old icons because SetIconArray() does not destroy them. |
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179 CArrayPtr<CGulIcon>* oldIcons |
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180 = lbx->ItemDrawer()->ColumnData()->IconArray(); |
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181 if( oldIcons ) |
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182 { |
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183 __GSLOGSTRING( "[CGSParentContainer] Destroying old icons." ); |
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184 oldIcons->ResetAndDestroy(); |
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185 delete oldIcons; |
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186 } |
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187 // Transfer ownership of icon array to the lbx. |
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188 // SetIconArray() does not delete the old icon array |
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189 lbx->ItemDrawer()->ColumnData()->SetIconArray( icons ); |
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190 CleanupStack::Pop( icons ); |
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191 } |
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192 break; |
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193 case EGSListBoxTypeDouble2Large: |
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194 case EGSListBoxTypeDoubleLarge: |
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195 { |
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196 // Temporary variable needed to use casted lbx. |
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197 CEikFormattedCellListBox* lbx = |
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198 STATIC_CAST( CEikFormattedCellListBox*, iListBox ); |
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199 // Destroy the old icons because SetIconArray() does not destroy them. |
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200 CArrayPtr<CGulIcon>* oldIcons |
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201 = lbx->ItemDrawer()->ColumnData()->IconArray(); |
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202 if( oldIcons ) |
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203 { |
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204 __GSLOGSTRING( "[CGSParentContainer] Destroying old icons." ); |
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205 oldIcons->ResetAndDestroy(); |
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206 delete oldIcons; |
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207 } |
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208 // Transfer ownership of icon array to the lbx. |
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209 // SetIconArray() does not delete the old icon array |
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210 lbx->ItemDrawer()->ColumnData()->SetIconArray( icons ); |
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211 CleanupStack::Pop( icons ); |
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212 } |
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213 break; |
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214 |
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215 case EGSListBoxTypeSettings: |
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216 break; |
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217 |
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218 default: |
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219 break; |
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220 } |
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221 |
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222 #ifdef _GS_PARENTPLUGIN_LBX_FORMAT_TRACES |
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223 #pragma message("_GS_PARENTPLUGIN_LBX_FORMAT_TRACES activated") |
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224 __GSLOGSTRING( "[CGSParentContainer::UpdateListBoxL] iItemTextArray:" ); |
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225 for( TInt i = 0; i < iItemTextArray->Count(); i++ ) |
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226 { |
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227 __GSLOGSTRING1( "%S", &iItemTextArray->operator[]( i ) ); |
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228 } |
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229 #endif // _GS_PARENTPLUGIN_LBX_FORMAT_TRACES |
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230 |
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231 // 3) Draw listbox again |
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232 iListBox->HandleItemAdditionL(); |
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233 __GSLOGSTRING( "[CGSParentContainer] UpdateListBoxL()-|" ); |
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234 } |
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235 |
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236 |
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237 // ----------------------------------------------------------------------------- |
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238 // CGSParentContainer::AddPluginDataToLbxL() |
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239 // |
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240 // |
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241 // ----------------------------------------------------------------------------- |
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242 // |
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243 void CGSParentContainer::AddPluginDataToLbxL( CGSPluginInterface* aPlugin, |
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244 CDesCArray* aItemTextArray, |
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245 CAknIconArray* aIconArray, |
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246 TInt& aIconCounter ) |
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247 { |
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248 // Used to disable icon |
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249 const TInt KIconNotSupported = -1; |
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250 |
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251 // Index of icon used in AB-column |
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252 TInt iconIndexAB = KIconNotSupported; |
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253 |
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254 // Index of icon used in D-column |
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255 TInt iconIndexD = KIconNotSupported; |
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256 |
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257 #pragma message("TODO: The HBufC buffer sizes could be optimized if possible:") |
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258 |
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259 // First line of lbx item text (plugin caption) |
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260 HBufC* firstLabelBuf = HBufC::NewLC( KGSCaptionBufSize ); |
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261 TPtr firstLabel = firstLabelBuf->Des(); |
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262 |
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263 // Second line of lbx item text (optional) |
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264 HBufC* secondLabelBuf = HBufC::NewLC( KGSCaptionBufSize ); |
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265 TPtr secondLabel = secondLabelBuf->Des(); |
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266 |
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267 // The complete formatted lbx item string which is added to lbx |
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268 HBufC* lbxItemStringBuf = HBufC::NewLC( KGSCaptionBufSize * 2 ); |
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269 TPtr lbxItemString = lbxItemStringBuf->Des(); |
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270 |
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271 // Separates lbx item elements |
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272 _LIT( KTab, "\t" ); |
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273 |
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274 // Normal icon in AB-Column |
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275 CGulIcon* iconAB = NULL; |
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276 |
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277 // Small icon used in D-column (optional) |
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278 CGulIcon* iconD = NULL; |
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279 |
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280 // Add the plugin to visible plugins array: |
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281 iVisiblePlugins->AppendL( aPlugin ); |
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282 |
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283 // 1) Read item descriptor from plugin: |
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284 TRAPD( captionErr, |
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285 aPlugin->GetCaptionL( firstLabel ); |
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286 ) |
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287 |
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288 // If plugin caption fails, set caption to error string. |
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289 if( captionErr != KErrNone ) |
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290 { |
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291 _LIT( KGSParentPluginCaptionErrorTxt, "Error" ); |
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292 firstLabel.Append( KGSParentPluginCaptionErrorTxt ); |
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293 } |
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294 else |
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295 { |
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296 __GSLOGSTRING2( "[CGSParentContainer] 0x%X::GetCaptionL Error: %d", |
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297 aPlugin->Id().iUid, captionErr ); |
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298 } |
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299 |
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300 // 2) Add icons if listbox uses them: |
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301 // - AB-column icon |
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302 // - D-column icon |
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303 switch( iListBoxType ) |
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304 { |
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305 case EGSListBoxTypeSingleLarge: |
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306 case EGSListBoxTypeDouble2Large: |
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307 case EGSListBoxTypeDoubleLarge: |
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308 { |
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309 // This might fail because plugin implementors might do funny stuff. |
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310 // GS Must still behave well... |
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311 TRAPD( iconErr, |
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312 iconAB = aPlugin->CreateIconL( KGSIconTypeLbxItem ); |
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313 ) |
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314 if( iconErr != KErrNone ) |
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315 { |
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316 // Use default icon because plugin implementor's CreateIconL |
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317 // failed. If this fails, everything is lost anyway so might as |
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318 // well leave (abort GS). |
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319 iconAB = aPlugin->CGSPluginInterface::CreateIconL( KGSIconTypeLbxItem ); |
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320 __GSLOGSTRING2( "[CGSParentContainer] CreateIconL for 0x%X failed:%d", |
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321 aPlugin->Id().iUid, |
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322 iconErr ); |
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323 } |
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324 if( iconAB ) // Append only if not NULL (not supported) |
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325 { |
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326 CleanupStack::PushL( iconAB ); |
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327 aIconArray->AppendL( iconAB ); |
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328 CleanupStack::Pop( iconAB ); |
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329 iconIndexAB = aIconCounter; |
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330 aIconCounter++; |
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331 } |
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332 |
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333 TRAPD( iconDColErr, |
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334 iconD = aPlugin->CreateIconL( KGSIconTypeDColumn ); |
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335 ) |
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336 if( iconDColErr != KErrNone ) |
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337 { |
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338 iconD = aPlugin->CGSPluginInterface::CreateIconL( KGSIconTypeDColumn ); |
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339 __GSLOGSTRING2( "[CGSParentContainer] CreateIconL for 0x%X failed:%d", |
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340 aPlugin->Id().iUid, |
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341 iconErr ); |
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342 } |
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343 if( iconD ) // Append only if not NULL (not supported) |
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344 { |
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345 CleanupStack::PushL( iconD ); |
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346 aIconArray->AppendL( iconD ); |
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347 CleanupStack::Pop( iconD ); |
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348 iconIndexD = aIconCounter; |
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349 aIconCounter++; |
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350 } |
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351 break; |
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352 } |
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353 case EGSListBoxTypeSettings: |
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354 break; |
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355 |
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356 default: |
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357 break; |
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358 } |
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359 |
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360 /** |
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361 * 3) Create formatted item string. Lbx item's format string depends |
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362 * on lbx type. |
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363 */ |
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364 switch( iListBoxType ) |
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365 { |
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366 /** |
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367 * list_single_large_pane: |
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368 * list item string format: "1\tTextLabel\t0\t0" |
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369 * where 0 is an index to icon array |
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370 */ |
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371 case EGSListBoxTypeSingleLarge: |
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372 { |
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373 if( iconIndexAB != KIconNotSupported ) lbxItemString.AppendNum( iconIndexAB ); // AB-Column icon |
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374 lbxItemString.Append( KTab ); |
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375 lbxItemString.Append( firstLabel ); |
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376 break; |
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377 } |
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378 /** |
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379 * list_setting_pane and list_big_single_setting_pane: |
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380 * list item string format: "\tFirstLabel\t\tValueText" |
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381 * list item string format: "\tFirstLabel\t0\t" |
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382 * list item string format: "\tFirstLabel\t\tValueText\t*" |
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383 * list item string format: "\tFirstLabel\t\t\t\tSecondLabel" |
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384 * where 0 is an index to icon array |
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385 */ |
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386 case EGSListBoxTypeSettings: |
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387 { |
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388 aPlugin->GetValue( EGSPluginKeySettingsItemValueString, secondLabel ); |
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389 |
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390 lbxItemString.Append( KTab ); |
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391 lbxItemString.Append( firstLabel ); |
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392 lbxItemString.Append( KTab ); |
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393 lbxItemString.Append( KTab ); |
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394 lbxItemString.Append( secondLabel ); |
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395 break; |
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396 } |
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397 /** |
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398 * list_double2_large_graphic_pane: |
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399 * list item string format: "1\tFirstLabel\tSecondLabel\t0" |
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400 * where 0 is an index of small (13x13) icon in icon array |
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401 * and 1 is an index of a thumbnail image |
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402 */ |
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403 case EGSListBoxTypeDouble2Large: |
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404 case EGSListBoxTypeDoubleLarge: |
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405 { |
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406 aPlugin->GetValue( EGSPluginKeySettingsItemValueString, secondLabel ); |
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407 |
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408 if( iconIndexAB != KIconNotSupported ) lbxItemString.AppendNum( iconIndexAB ); // AB-Column icon |
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409 lbxItemString.Append( KTab ); |
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410 lbxItemString.Append( firstLabel ); // FirstLabel |
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411 lbxItemString.Append( KTab ); |
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412 lbxItemString.Append( secondLabel ); // SecondLabel |
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413 lbxItemString.Append( KTab ); |
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414 if( iconIndexD != KIconNotSupported ) lbxItemString.AppendNum( iconIndexD ); // D-Column Icon |
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415 break; |
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416 } |
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417 } |
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418 aItemTextArray->AppendL( lbxItemString ); |
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419 |
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420 CleanupStack::PopAndDestroy( lbxItemStringBuf ); |
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421 CleanupStack::PopAndDestroy( secondLabelBuf ); |
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422 CleanupStack::PopAndDestroy( firstLabelBuf ); |
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423 } |
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424 |
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425 |
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426 // --------------------------------------------------------------------------- |
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427 // CGSParentContainer::ListBox() |
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428 // |
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429 // |
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430 // --------------------------------------------------------------------------- |
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431 // |
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432 CEikListBox* CGSParentContainer::ListBox() |
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433 { |
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434 return iListBox; |
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435 } |
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436 |
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437 |
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438 // --------------------------------------------------------------------------- |
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439 // CGSParentContainer::SizeChanged |
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440 // called by framework when the view size is changed |
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441 // |
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442 // --------------------------------------------------------------------------- |
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443 // |
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444 void CGSParentContainer::SizeChanged() |
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445 { |
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446 if ( iListBox ) |
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447 { |
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448 iListBox->SetRect( Rect() ); |
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449 } |
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450 } |
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451 |
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452 |
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453 // --------------------------------------------------------------------------- |
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454 // CGSParentContainer::CountComponentControls |
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455 // |
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456 // |
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457 // --------------------------------------------------------------------------- |
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458 // |
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459 TInt CGSParentContainer::CountComponentControls() const |
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460 { |
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461 return 1; |
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462 } |
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463 |
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464 |
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465 // --------------------------------------------------------------------------- |
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466 // CGSParentContainer::ComponentControl |
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467 // |
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468 // |
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469 // --------------------------------------------------------------------------- |
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470 // |
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471 CCoeControl* CGSParentContainer::ComponentControl(TInt /*aIndex*/) const |
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472 { |
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473 return iListBox; |
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474 } |
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475 |
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476 |
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477 // --------------------------------------------------------------------------- |
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478 // CGSParentContainer::TKeyResponse OfferKeyEventL |
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479 // Called when a key is pressed. |
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480 // |
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481 // --------------------------------------------------------------------------- |
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482 // |
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483 TKeyResponse CGSParentContainer::OfferKeyEventL( const TKeyEvent& aKeyEvent, |
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484 TEventCode aType ) |
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485 { |
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486 switch ( aKeyEvent.iCode ) |
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487 { |
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488 case EKeyUpArrow: |
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489 case EKeyDownArrow: |
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490 { |
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491 TKeyResponse listboxResp = |
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492 iListBox->OfferKeyEventL( aKeyEvent, aType ); |
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493 if ( iParentPlugin ) |
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494 { |
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495 iParentPlugin->CheckMiddleSoftkeyLabelL(); |
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496 } |
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497 return listboxResp; |
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498 } |
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499 case EKeyLeftArrow: |
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500 case EKeyRightArrow: |
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501 // Listbox takes all events even if it doesn't use them |
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502 return EKeyWasNotConsumed; |
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503 default: |
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504 break; |
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505 } |
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506 // now it's iListBox's job to process the key event |
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507 return iListBox->OfferKeyEventL( aKeyEvent, aType ); |
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508 } |
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509 |
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510 |
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511 // --------------------------------------------------------------------------- |
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512 // CGSParentContainer::HandleListBoxEventL |
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513 // |
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514 // |
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515 // --------------------------------------------------------------------------- |
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516 void CGSParentContainer::HandleListBoxEventL( CEikListBox* aListBox, |
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517 TListBoxEvent aEventType ) |
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518 { |
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519 __GSLOGSTRING1( |
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520 "[CGSParentContainer] HandleListBoxEventL aEventType:%d", |
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521 aEventType); |
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522 switch (aEventType) |
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523 { |
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524 case EEventEnterKeyPressed: |
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525 case EEventItemSingleClicked: |
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526 { |
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527 __GSLOGSTRING1( |
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528 "[CGSParentContainer] Activating view plugin in index[%d]", |
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529 aListBox->CurrentItemIndex() ); |
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530 |
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531 if( aListBox->CurrentItemIndex() < 0 ) |
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532 { |
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533 // Negative listbox value -> no item selected? |
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534 break; |
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535 } |
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536 |
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537 CGSPluginInterface* selectedPlugin = iVisiblePlugins->operator[]( |
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538 aListBox->CurrentItemIndex() ); |
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539 |
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540 // Different command is used depending on the plugin type. |
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541 switch( selectedPlugin->ItemType() ) |
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542 { |
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543 // In these cases the plugin is a view: |
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544 case EGSItemTypeSingleLarge: |
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545 case EGSItemTypeSetting: |
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546 case EGSItemTypeSettingIcon: |
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547 iAppUi->ActivateLocalViewL( selectedPlugin->Id() ); |
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548 break; |
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549 // In these cases the plugin is a dialog: |
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550 case EGSItemTypeSettingDialog: |
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551 case EGSItemTypeSingleLargeDialog: |
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552 selectedPlugin->HandleSelection( |
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553 EGSSelectionBySelectionKey ); |
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554 UpdateListBoxL(); // Refrest the listbox if value changed. |
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555 break; |
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556 } |
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557 } |
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558 break; |
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559 |
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560 default: |
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561 break; |
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562 } |
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563 } |
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564 |
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565 |
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566 // --------------------------------------------------------------------------- |
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567 // CGSParentContainer::HandleResourceChange() |
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568 // |
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569 // |
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570 // --------------------------------------------------------------------------- |
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571 // |
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572 void CGSParentContainer::HandleResourceChange( TInt aType ) |
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573 { |
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574 CCoeControl::HandleResourceChange( aType ); |
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575 //Handle layout orientation or skin change |
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576 if ( aType == KAknsMessageSkinChange || |
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577 aType == KEikDynamicLayoutVariantSwitch ) |
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578 { |
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579 TRect mainPaneRect; |
|
580 AknLayoutUtils::LayoutMetricsRect( AknLayoutUtils::EMainPane, |
|
581 mainPaneRect); |
|
582 SetRect( mainPaneRect ); |
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583 if ( aType == KAknsMessageSkinChange ) |
|
584 { |
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585 TRAP_IGNORE( UpdateListBoxL() ); |
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586 } |
|
587 } |
|
588 } |
|
589 |
|
590 |
|
591 // --------------------------------------------------------------------------- |
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592 // CGSParentContainer::CreateListBoxL() |
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593 // |
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594 // |
|
595 // --------------------------------------------------------------------------- |
|
596 // |
|
597 void CGSParentContainer::CreateListBoxL( |
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598 TGSListboxTypes aListBoxType ) |
|
599 { |
|
600 switch( aListBoxType ) |
|
601 { |
|
602 case EGSListBoxTypeSingleLarge: |
|
603 { |
|
604 CAknSingleLargeStyleListBox* lbx = |
|
605 new( ELeave ) CAknSingleLargeStyleListBox; |
|
606 iListBox = lbx; |
|
607 lbx->ConstructL( this ); |
|
608 lbx->SetContainerWindowL( *this ); |
|
609 lbx->SetListBoxObserver( this ); |
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610 lbx->CreateScrollBarFrameL( ETrue ); |
|
611 lbx->ScrollBarFrame()->SetScrollBarVisibilityL( |
|
612 CEikScrollBarFrame::EOff, CEikScrollBarFrame::EAuto ); |
|
613 // Obtain reference to listbox model's item text array: |
|
614 iItemTextArray = STATIC_CAST( CDesCArray*, |
|
615 lbx->Model()->ItemTextArray() ); |
|
616 } |
|
617 break; |
|
618 |
|
619 case EGSListBoxTypeSettings: |
|
620 { |
|
621 CAknSettingStyleListBox* lbx = |
|
622 new( ELeave ) CAknSettingStyleListBox; |
|
623 iListBox = lbx; |
|
624 lbx->ConstructL( this, EAknListBoxSelectionList ); |
|
625 lbx->SetContainerWindowL( *this ); |
|
626 lbx->SetListBoxObserver( this ); |
|
627 lbx->CreateScrollBarFrameL( ETrue ); |
|
628 lbx->ScrollBarFrame()->SetScrollBarVisibilityL( |
|
629 CEikScrollBarFrame::EOff, CEikScrollBarFrame::EAuto ); |
|
630 // Obtain reference to listbox model's item text array: |
|
631 iItemTextArray = STATIC_CAST( CDesCArray*, |
|
632 lbx->Model()->ItemTextArray() ); |
|
633 } |
|
634 break; |
|
635 |
|
636 case EGSListBoxTypeDouble2Large: |
|
637 { |
|
638 TInt flags = 0; |
|
639 CAknDouble2LargeStyleListBox* lbx = |
|
640 new( ELeave ) CAknDouble2LargeStyleListBox; |
|
641 iListBox = lbx; |
|
642 lbx->ConstructL( this, flags ); |
|
643 lbx->SetContainerWindowL( *this ); |
|
644 lbx->SetListBoxObserver( this ); |
|
645 lbx->CreateScrollBarFrameL( ETrue ); |
|
646 lbx->ScrollBarFrame()->SetScrollBarVisibilityL( |
|
647 CEikScrollBarFrame::EOff, CEikScrollBarFrame::EAuto ); |
|
648 // Obtain reference to listbox model's item text array: |
|
649 iItemTextArray = STATIC_CAST( CDesCArray*, |
|
650 lbx->Model()->ItemTextArray() ); |
|
651 } |
|
652 break; |
|
653 |
|
654 case EGSListBoxTypeDoubleLarge: |
|
655 { |
|
656 TInt flags = 0; |
|
657 CAknDoubleLargeStyleListBox* lbx = |
|
658 new( ELeave ) CAknDoubleLargeStyleListBox; |
|
659 iListBox = lbx; |
|
660 lbx->ConstructL( this, flags ); |
|
661 lbx->SetContainerWindowL( *this ); |
|
662 lbx->SetListBoxObserver( this ); |
|
663 lbx->CreateScrollBarFrameL( ETrue ); |
|
664 lbx->ScrollBarFrame()->SetScrollBarVisibilityL( |
|
665 CEikScrollBarFrame::EOff, CEikScrollBarFrame::EAuto ); |
|
666 // Obtain reference to listbox model's item text array: |
|
667 iItemTextArray = STATIC_CAST( CDesCArray*, |
|
668 lbx->Model()->ItemTextArray() ); |
|
669 } |
|
670 break; |
|
671 |
|
672 default: |
|
673 break; |
|
674 } |
|
675 } |
|
676 |
|
677 |
|
678 // ----------------------------------------------------------------------------- |
|
679 // CGSParentContainer::SelectedPlugin() |
|
680 // |
|
681 // |
|
682 // ----------------------------------------------------------------------------- |
|
683 // |
|
684 CGSPluginInterface* CGSParentContainer::SelectedPlugin() |
|
685 { |
|
686 CGSPluginInterface* plugin = NULL; |
|
687 const TInt index = iListBox->CurrentItemIndex(); |
|
688 if ( index >= 0 && index < iVisiblePlugins->Count() ) |
|
689 { |
|
690 plugin = iVisiblePlugins->operator[]( index ); |
|
691 __GSLOGSTRING2( "[CGSParentContainer] SelectedPlugin 0x%X in index %d", |
|
692 plugin->Id().iUid, index ); |
|
693 } |
|
694 return plugin; |
|
695 } |
|
696 |
|
697 |
|
698 // ----------------------------------------------------------------------------- |
|
699 // CGSParentContainer::SetSelectedItem() |
|
700 // |
|
701 // |
|
702 // ----------------------------------------------------------------------------- |
|
703 // |
|
704 void CGSParentContainer::SetSelectedItem( TUid aSelectedItemUid ) |
|
705 { |
|
706 __GSLOGSTRING1( "[CGSParentContainer] SetSelectedItem(0x%X)", |
|
707 aSelectedItemUid.iUid ); |
|
708 |
|
709 if( aSelectedItemUid != KGSNoneSelected ) |
|
710 { |
|
711 TInt selectedItemIndex = 0; |
|
712 for( TInt i = 0; i < iVisiblePlugins->Count(); i++ ) |
|
713 { |
|
714 CGSPluginInterface* plugin = iVisiblePlugins->operator[]( i ); |
|
715 __GSLOGSTRING2( "[CGSParentContainer] Checking [%d] 0x%X)", |
|
716 i, plugin->Id().iUid ); |
|
717 // If plugin is found, select it: |
|
718 if( plugin->Id() == aSelectedItemUid ) |
|
719 { |
|
720 __GSLOGSTRING2( "[CGSParentContainer] Match 0x%X in index %d", |
|
721 plugin->Id().iUid, i ); |
|
722 selectedItemIndex = i; |
|
723 break; |
|
724 } |
|
725 } |
|
726 iListBox->SetCurrentItemIndexAndDraw( selectedItemIndex ); |
|
727 } |
|
728 } |
|
729 |
|
730 |
|
731 // ----------------------------------------------------------------------------- |
|
732 // CGSParentContainer::GetHelpContext() |
|
733 // |
|
734 // |
|
735 // ----------------------------------------------------------------------------- |
|
736 // |
|
737 void CGSParentContainer::GetHelpContext( TCoeHelpContext& aContext ) const |
|
738 { |
|
739 // This is forwarded to the CGSParentPlugin type class that actually knows |
|
740 // the help context but does not have its own CCoeControl class. |
|
741 iParentPlugin->GetHelpContext( aContext ); |
|
742 } |
|
743 |
|
744 |
|
745 // --------------------------------------------------------------------------- |
|
746 // CGSParentContainer::FocusChanged |
|
747 // |
|
748 // Set focus on the selected listbox. For animated skins feature. |
|
749 // --------------------------------------------------------------------------- |
|
750 EXPORT_C void CGSParentContainer::FocusChanged( TDrawNow /*aDrawNow*/ ) |
|
751 { |
|
752 if( iListBox ) |
|
753 { |
|
754 iListBox->SetFocus( IsFocused() ); |
|
755 } |
|
756 } |
|
757 |
|
758 |
|
759 // --------------------------------------------------------------------------- |
|
760 // CGSParentContainer::HandleSelectionKeyL |
|
761 // |
|
762 // Behaves like a selection key. |
|
763 // --------------------------------------------------------------------------- |
|
764 void CGSParentContainer::HandleSelectionKeyL() |
|
765 { |
|
766 HandleListBoxEventL( iListBox,EEventEnterKeyPressed ); |
|
767 } |
|
768 |
|
769 |
|
770 // ----------------------------------------------------------------------------- |
|
771 // CGSParentContainer::TopPlugin() |
|
772 // |
|
773 // |
|
774 // ----------------------------------------------------------------------------- |
|
775 // |
|
776 CGSPluginInterface* CGSParentContainer::TopPlugin() |
|
777 { |
|
778 CGSPluginInterface* plugin = NULL; |
|
779 const TInt index = iListBox->TopItemIndex(); |
|
780 if ( index >= 0 && index < iVisiblePlugins->Count() ) |
|
781 { |
|
782 plugin = iVisiblePlugins->operator[]( index ); |
|
783 __GSLOGSTRING2( "[CGSParentContainer] TopPlugin 0x%X in index %d", |
|
784 plugin->Id().iUid, index ); |
|
785 } |
|
786 return plugin; |
|
787 } |
|
788 |
|
789 |
|
790 // ----------------------------------------------------------------------------- |
|
791 // CGSParentContainer::SetSelectedItem() |
|
792 // |
|
793 // |
|
794 // ----------------------------------------------------------------------------- |
|
795 // |
|
796 void CGSParentContainer::SetTopItem( TUid aTopItemUid ) |
|
797 { |
|
798 __GSLOGSTRING1( "[CGSParentContainer] SetTopItem(0x%X)", |
|
799 aTopItemUid.iUid ); |
|
800 |
|
801 if( aTopItemUid != KGSNoneSelected ) |
|
802 { |
|
803 TInt topItemIndex = 0; |
|
804 for( TInt i = 0; i < iVisiblePlugins->Count(); i++ ) |
|
805 { |
|
806 CGSPluginInterface* plugin = iVisiblePlugins->operator[]( i ); |
|
807 __GSLOGSTRING2( "[CGSParentContainer] Checking [%d] 0x%X)", |
|
808 i, plugin->Id().iUid ); |
|
809 // If plugin is found, select it: |
|
810 if( plugin->Id() == aTopItemUid ) |
|
811 { |
|
812 __GSLOGSTRING2( "[CGSParentContainer] Match 0x%X in index %d", |
|
813 plugin->Id().iUid, i ); |
|
814 topItemIndex = i; |
|
815 break; |
|
816 } |
|
817 } |
|
818 iListBox->SetTopItemIndex( topItemIndex ); |
|
819 } |
|
820 } |
|
821 |
|
822 // ----------------------------------------------------------------------------- |
|
823 // CGSParentContainer::SetListBoxEmptyTextL() |
|
824 // |
|
825 //Set the empty text of list box. |
|
826 // ----------------------------------------------------------------------------- |
|
827 // |
|
828 void CGSParentContainer::SetListBoxEmptyTextL(const TDes& aEmpty ) |
|
829 { |
|
830 if ( iListBox ) |
|
831 { |
|
832 iListBox->View()->SetListEmptyTextL( aEmpty ); |
|
833 } |
|
834 } |
|
835 |
|
836 // ----------------------------------------------------------------------------- |
|
837 // CGSParentContainer::GetPositionL() |
|
838 // |
|
839 //Get the exact position of listbox. |
|
840 // ----------------------------------------------------------------------------- |
|
841 // |
|
842 void CGSParentContainer::GetPositionL(RArray<TInt>& posArray) |
|
843 { |
|
844 posArray.AppendL(iListBox->CurrentItemIndex()); |
|
845 posArray.AppendL(iListBox->View()->ItemOffsetInPixels()); |
|
846 posArray.AppendL(iListBox->View()->TopItemIndex()); |
|
847 return; |
|
848 } |
|
849 |
|
850 // ----------------------------------------------------------------------------- |
|
851 // CGSParentContainer::GetPositionL() |
|
852 // |
|
853 //Get the exact position of listbox. |
|
854 // ----------------------------------------------------------------------------- |
|
855 // |
|
856 void CGSParentContainer::SetPosition(const RArray<TInt>& pos, TBool aChangeMode) |
|
857 { |
|
858 iListBox->SetCurrentItemIndex(pos.operator[](0)); |
|
859 iListBox->View()->SetItemOffsetInPixels(pos.operator[](1)); |
|
860 if (aChangeMode) |
|
861 { |
|
862 iListBox->View()->VerticalMoveToItemL(pos.operator[](0), CListBoxView::ESingleSelection); |
|
863 } |
|
864 else |
|
865 { |
|
866 iListBox->View()->SetTopItemIndex(pos.operator[](2)); |
|
867 } |
|
868 } |
|
869 //End of File |