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1 /* |
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2 * Copyright (c) 2002-2009 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: |
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15 * |
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16 */ |
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17 |
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18 |
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19 |
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20 #ifndef CCLFITEMLISTMODELIMPL_H |
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21 #define CCLFITEMLISTMODELIMPL_H |
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22 |
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23 // INCLUDES |
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24 #include <MCLFItemListModel.h> |
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25 #include "MCLFItemProviderObserver.h" |
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26 #include "MCLFChangedItemProvider.h" |
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27 #include <badesca.h> |
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28 |
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29 // FORWARD DECLARATIONS |
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30 class MCLFOperationObserver; |
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31 class CCLFDefaultOperation; |
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32 class TResourceReader; |
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33 class CCLFDbItemProvider; |
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34 class CCLFDbItemContainer; |
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35 |
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36 // CLASS DECLARATION |
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37 |
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38 /** |
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39 * This class implements MCLFItemListModel and MCLFItemProviderObserver |
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40 * interfaces |
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41 * |
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42 * @lib ContentListingFramework.lib |
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43 * @since Series 60 3.0 |
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44 */ |
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45 NONSHARABLE_CLASS( CCLFItemListModelImpl ) : public CBase, |
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46 public MCLFItemListModel, |
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47 public MCLFItemProviderObserver, |
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48 public MCLFChangedItemProviderObserver |
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49 |
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50 { |
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51 public: // Constructors and destructor |
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52 |
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53 /** |
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54 * Two-phased constructor. |
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55 */ |
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56 static CCLFItemListModelImpl* NewLC( |
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57 CCLFDbItemProvider* aItemProvider, |
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58 MCLFOperationObserver& aObserver, |
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59 MCLFChangedItemProvider& aChangedItemProvider ); |
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60 |
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61 /** |
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62 * Two-phased constructor. |
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63 */ |
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64 static CCLFItemListModelImpl* NewLC( |
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65 CCLFDbItemProvider* aItemProvider, |
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66 MCLFOperationObserver& aObserver, |
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67 MCLFChangedItemProvider& aChangedItemProvider, |
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68 TResourceReader& aResource ); |
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69 |
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70 /** |
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71 * Destructor. |
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72 */ |
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73 virtual ~CCLFItemListModelImpl(); |
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74 |
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75 protected: // New functions |
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76 |
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77 void ReadMimeTypeListL( TResourceReader& aResource ); |
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78 void ReadMediaTypeListL( TResourceReader& aResource ); |
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79 void CheckVersionL( TResourceReader& aResource, |
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80 TInt aVersion ); |
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81 void CopyArrayL( const TArray<MCLFItem*>& aSource, |
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82 RPointerArray<MCLFItem>& aDest ); |
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83 void ResetMimeTypeArrayL(); |
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84 void ResetMediaTypeArrayL(); |
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85 |
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86 protected: // Functions from base classes |
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87 |
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88 /** |
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89 * From MCLFItemListModel |
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90 */ |
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91 const MCLFItem& Item( TInt aIndex ) const; |
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92 |
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93 /** |
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94 * From MCLFItemListModel |
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95 */ |
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96 TInt ItemCount() const; |
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97 |
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98 /** |
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99 * From MCLFItemListModel |
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100 */ |
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101 void SetSortingStyle( MCLFSortingStyle* aSortingStyle ); |
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102 |
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103 /** |
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104 * From MCLFItemListModel |
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105 */ |
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106 void AppendSecondarySortingStyleL( |
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107 MCLFSortingStyle& aSortingStyle ); |
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108 |
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109 /** |
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110 * From MCLFItemListModel |
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111 */ |
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112 void SetCustomSorter( MCLFCustomSorter* aCustomSorter ); |
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113 |
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114 /** |
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115 * From MCLFItemListModel |
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116 */ |
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117 void SetGroupingStyle( TCLFGrouping aGrouping ); |
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118 |
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119 /** |
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120 * From MCLFItemListModel |
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121 */ |
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122 void SetCustomGrouper( MCLFCustomGrouper* aCustomGrouper ); |
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123 |
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124 /** |
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125 * From MCLFItemListModel |
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126 */ |
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127 void SetPostFilter( MCLFPostFilter* aPostFilter ); |
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128 |
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129 /** |
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130 * From MCLFItemListModel |
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131 */ |
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132 void SetWantedMimeTypesL( const MDesCArray& aMimeTypes ); |
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133 |
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134 /** |
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135 * From MCLFItemListModel |
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136 */ |
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137 void SetWantedMimeTypesL( TResourceReader& aResource ); |
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138 |
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139 /** |
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140 * From MCLFItemListModel |
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141 */ |
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142 void SetWantedMediaTypesL( |
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143 const TArray<TInt>& aMediaTypes ); |
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144 |
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145 /** |
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146 * From MCLFItemListModel |
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147 */ |
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148 void SetWantedMediaTypesL( TResourceReader& aResource ); |
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149 |
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150 /** |
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151 * From MCLFItemListModel |
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152 */ |
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153 void RefreshL( ); |
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154 |
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155 /** |
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156 * From MCLFItemListModel |
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157 */ |
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158 void RefreshL( TInt32 aRefreshType ); |
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159 |
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160 /** |
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161 * From MCLFItemListModel |
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162 */ |
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163 void CancelRefresh(); |
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164 |
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165 /** |
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166 * From MCLFItemProviderObserver |
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167 */ |
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168 void OperationCompleteL( TInt aError ); |
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169 |
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170 void NewChangedItemsL(); |
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171 |
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172 private: |
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173 |
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174 /** |
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175 * C++ default constructor. |
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176 */ |
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177 CCLFItemListModelImpl( |
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178 CCLFDbItemProvider* aItemProvider, |
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179 MCLFOperationObserver& aObserver, |
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180 MCLFChangedItemProvider& aChangedItemProvider ); |
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181 |
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182 /** |
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183 * By default Symbian 2nd phase constructor is private. |
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184 */ |
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185 void ConstructL(); |
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186 |
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187 void ConstructL( TResourceReader& aResource ); |
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188 |
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189 private: // Data |
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190 // Own. items |
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191 RPointerArray< MCLFItem > iItemArray; |
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192 // Ref. items |
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193 RPointerArray< MCLFItem > iResultArray; |
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194 // Own mime type list |
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195 CDesCArray* iMimeTypeArray; |
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196 // Own media type list |
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197 CArrayFix< TInt >* iMediaTypeArray; |
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198 // Ref. |
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199 MCLFCustomGrouper* iGrouper; |
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200 // Ref. |
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201 MCLFCustomSorter* iSorter; |
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202 // Ref. |
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203 MCLFPostFilter* iPostFilter; |
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204 // Own |
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205 CCLFDbItemProvider* iItemProvider; |
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206 // Ref. |
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207 MCLFOperationObserver& iOperationObserver; |
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208 // Own. |
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209 CCLFDefaultOperation* iDefaultOperation; |
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210 // Own: this arrays ows sortings styles that are read from resource. |
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211 RPointerArray< MCLFSortingStyle > iSortingStyleArray; |
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212 // Ref: |
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213 MCLFChangedItemProvider& iChangedItemProvider; |
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214 // Own |
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215 TBool iIsItemsFetched; |
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216 }; |
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217 |
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218 #endif // CCLFITEMLISTMODELIMPL_H |
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219 |
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220 // End of File |