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1 /* |
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2 * Copyright (c) 2002-2007 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: Util methods for File Manager |
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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 CFILEMANAGERUTILS_H |
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21 #define CFILEMANAGERUTILS_H |
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22 |
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23 |
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24 // INCLUDES |
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25 #include <e32base.h> |
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26 #include <badesca.h> |
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27 #include <f32file.h> |
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28 |
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29 |
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30 // FORWARD DECLARATIONS |
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31 class CFileManagerMimeIconArray; |
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32 class CFileManagerFolderArray; |
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33 class CCommonContentPolicy; |
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34 class CGflmNavigatorModel; |
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35 class CGflmGroupItem; |
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36 #if defined( __KEEP_DRM_CONTENT_ON_PHONE ) && defined ( FILE_MANAGER_USE_DISTRIBUTABLECHECKER ) |
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37 class CDistributableChecker; |
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38 #endif // __KEEP_DRM_CONTENT_ON_PHONE && FILE_MANAGER_USE_DISTRIBUTABLECHECKER |
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39 class CFileManagerFeatureManager; |
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40 |
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41 |
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42 /** |
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43 * |
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44 * Collection of utility functions for file manager |
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45 * |
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46 * @lib FileManagerEngine.lib |
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47 * @since 2.7 |
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48 */ |
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49 NONSHARABLE_CLASS(CFileManagerUtils) : public CBase |
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50 { |
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51 public: |
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52 /** |
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53 * Two-phased constructors. |
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54 */ |
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55 static CFileManagerUtils* NewL( |
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56 RFs& aFs, |
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57 CGflmNavigatorModel& aNavigator, |
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58 CFileManagerFeatureManager& aFeatureManager ); |
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59 |
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60 /** |
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61 * Destructor. |
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62 */ |
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63 ~CFileManagerUtils(); |
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64 public: // New functions |
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65 |
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66 /** |
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67 * Gets the reference to open file server session |
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68 * @since 2.7 |
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69 * @return reference to open file server session |
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70 */ |
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71 RFs& Fs() const; |
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72 |
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73 /** |
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74 * Checks is given file forward locked |
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75 * @since 2.7 |
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76 * @param aFullPath file name with full path |
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77 * @return ETrue if file is forward locked, EFalse if not. |
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78 */ |
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79 TBool IsForwardLockedFile( const TDesC& aFullPath ); |
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80 |
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81 /** |
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82 * Checks is given file drm protected |
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83 * @since 2.7 |
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84 * @param aFullPath file name with full path |
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85 * @return ETrue if file is drm protected, EFalse if not. |
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86 */ |
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87 TBool IsDrmProtectedFile( const TDesC& aFullPath) const; |
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88 |
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89 /** |
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90 * Gets the icon id of the item |
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91 * @since 2.7 |
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92 * @param aFullPath Item with full path information |
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93 * @return Icon id of the item. If not found other icon id is used. |
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94 */ |
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95 TInt ResolveIconL( const TDesC& aFullPath ) const; |
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96 |
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97 /** |
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98 * Checks is given folder a default folder |
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99 * @since 2.7 |
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100 * @param aFullPath Item with full path information |
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101 * @return ETrue if folder is default folder, EFalse if not. |
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102 */ |
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103 TBool DefaultFolder( const TDesC& aFullPath ) const; |
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104 |
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105 /** |
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106 * Checks is given file drm local data file (LDF) |
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107 * @since 3.1 |
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108 * @param aFullPath file name with full path |
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109 * @return ETrue if file is local data file, EFalse if not. |
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110 */ |
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111 TBool IsDrmLocalDataFile( const TDesC& aFullPath ) const; |
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112 |
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113 /** |
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114 * Checks given item that can it be deleted. |
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115 * @since 3.1 |
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116 * @param aFullPath full path to item which is checked |
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117 * @returns ETrue if item can be deleted, EFalse if not |
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118 */ |
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119 TBool CanDelete( const TDesC& aFullPath ) const; |
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120 |
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121 /** |
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122 * Returns the type of given item in CFileManagerItemProperties bitmask |
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123 * @since 3.1 |
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124 * @param aFullPath full path to item |
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125 * @return CFileManagerItemProperties bitmask |
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126 */ |
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127 TUint32 FileTypeL( const TDesC& aFullPath ); |
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128 |
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129 /** |
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130 * Gets the icon id of the item |
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131 * @since 3.1 |
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132 * @param aItem GFLM struct of the item |
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133 * @return Icon id of the item. If not found other icon id is returned. |
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134 */ |
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135 TInt ResolveIconL( CGflmGroupItem& aItem ) const; |
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136 |
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137 /** |
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138 * Checks does given folder have any items with specified attributes |
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139 * @since 3.1 |
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140 * @param aFs open file server session |
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141 * @param aFullPath folder name with full path |
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142 * @param aAttMask attribute mask |
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143 * @return ETrue if folder has any specified items, EFalse if not. |
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144 */ |
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145 static TBool HasAny( |
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146 RFs& aFs, const TDesC& aFullPath, TUint aAttMask ); |
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147 |
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148 /** |
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149 * Checks does given folder has any subfolder |
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150 * @since 3.1 |
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151 * @param aFullPath folder name with full path |
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152 * @return ETrue if folder has any subfolders, EFalse if not. |
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153 */ |
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154 TBool HasSubFolders( const TDesC& aFullPath ) const; |
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155 |
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156 /** |
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157 * Checks does given folder has any files |
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158 * @since 3.1 |
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159 * @param aFullPath folder name with full path |
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160 * @return ETrue if folder has any files, EFalse if not. |
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161 */ |
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162 TBool HasFiles( const TDesC& aFullPath ) const; |
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163 |
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164 /** |
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165 * Create default folders |
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166 * @since 3.2 |
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167 * @param aDrive Drive which default folders are created |
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168 * @param aForced Selects forced or normal creation |
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169 */ |
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170 void CreateDefaultFolders( |
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171 const TInt aDrive, const TBool aForced = ETrue ) const; |
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172 |
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173 /** |
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174 * Checks is path located in remote drive |
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175 * @since 3.1 |
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176 * @param aPath path to check |
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177 * @return ETrue if remote drive. Otherwise EFalse. |
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178 */ |
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179 TBool IsRemoteDrive( const TDesC& aPath ) const; |
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180 |
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181 /** |
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182 * Determine if given file must be protected (kept on the device) |
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183 * @since 3.1 |
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184 * @param aFullPath file to check |
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185 * @param aIsProtected for storing result |
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186 * @return System wide error code |
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187 */ |
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188 TInt IsDistributableFile( const TDesC& aFullPath, |
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189 TBool& aIsProtected ); |
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190 |
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191 /** |
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192 * Gets MIME type of file |
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193 * @since 3.1 |
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194 * @return MIME type |
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195 */ |
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196 TPtrC MimeTypeL( const TDesC& aFullPath ) const; |
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197 |
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198 /** |
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199 * Gets drive id array with specified attribute mask |
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200 * @since 3.2 |
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201 * @param aDrives array for ids |
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202 * @param aAttMask drive attribute match mask |
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203 */ |
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204 void DriveList( |
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205 RArray< TInt >& aDrives, const TInt aAttMask ) const; |
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206 |
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207 /** |
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208 * Checks is drive removable |
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209 * @since 3.2 |
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210 * @param aPath path to check |
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211 * @return ETrue if removable drive. Otherwise EFalse |
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212 */ |
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213 TBool IsRemovableDrive( const TDesC& aPath ) const; |
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214 |
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215 /** |
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216 * Gets item full path |
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217 * @since 3.2 |
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218 * @param aDir Parent directory path |
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219 * @param aEntry File system entry |
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220 * @param aFullPath Full path to item |
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221 */ |
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222 static void GetFullPath( |
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223 const TDesC& aDir, const TEntry& aEntry, TDes& aFullPath ); |
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224 |
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225 /** |
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226 * Removes final backslash if exists |
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227 * @since 3.2 |
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228 * @param aPath Directory path |
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229 * @return Pointer without backslash |
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230 */ |
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231 IMPORT_C static TPtrC StripFinalBackslash( const TDesC& aPath ); |
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232 |
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233 /** |
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234 * Ensures final backslash exists |
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235 * @since 3.2 |
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236 * @param aPath Directory path |
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237 */ |
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238 IMPORT_C static void EnsureFinalBackslash( TDes& aPath ); |
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239 |
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240 /** |
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241 * Removes all directional chars if exist |
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242 * @since 3.2 |
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243 * @param aText The text |
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244 * @return Pointer to cleaned up text, ownership is transferred |
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245 */ |
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246 static HBufC* StripDirectionalCharsLC( const TDesC& aText ); |
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247 |
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248 /** |
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249 * Checks if final backslash exist |
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250 * @since 3.2 |
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251 * @param aPath Directory path |
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252 */ |
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253 IMPORT_C static TBool HasFinalBackslash( const TDesC& aPath ); |
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254 |
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255 /** |
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256 * Checks if file is copied/moved from internal to removable drive |
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257 * @since 3.2 |
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258 * @param aFs Open file server session |
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259 * @param aSrcPath Source directory path |
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260 * @param aDstPath Destination directory path |
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261 * @return ETrue if from internal to removable, otherwise EFalse |
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262 */ |
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263 IMPORT_C static TBool IsFromInternalToRemovableDrive( |
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264 RFs& aFs, const TDesC& aSrcPath, const TDesC& aDstPath ); |
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265 |
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266 /** |
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267 * Removes read only attribute if it is set for given item |
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268 * @since 3.2 |
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269 * @param aFs Open file server session |
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270 * @param aFullPath Full path of the item |
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271 * @param aEntry Entry data of the item |
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272 * @return System wide error code |
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273 */ |
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274 static TInt RemoveReadOnlyAttribute( |
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275 RFs& aFs, const TDesC& aFullPath, const TEntry& aEntry ); |
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276 |
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277 /** |
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278 * Removes read only attribute if it is set for given item |
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279 * @since 3.2 |
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280 * @param aFs Open file server session |
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281 * @param aFullPath Full path of the item |
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282 * @return System wide error code |
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283 */ |
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284 static TInt RemoveReadOnlyAttribute( |
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285 RFs& aFs, const TDesC& aFullPath ); |
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286 |
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287 /* Drive name layouts for selecting the most suitable text */ |
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288 enum TDriveNameLayout |
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289 { |
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290 EMainLayout = 0, |
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291 ETitleLayout, |
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292 ELayoutCount // Must be the last |
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293 }; |
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294 |
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295 /** |
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296 * Gets drive name and letter as combined single text. |
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297 * @since 5.0 |
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298 * @param aDrive Drive number EDriveA...EDriveZ |
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299 * @param aLayout Text layout. See TDriveNameLayout. |
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300 * @return Text containing drive letter and name |
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301 */ |
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302 HBufC* GetDriveNameL( |
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303 const TInt aDrive, |
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304 const TDriveNameLayout aLayout ) const; |
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305 |
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306 /** |
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307 * Gets drive name and letter as combined formatted text. |
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308 * @since 5.0 |
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309 * @param aDrive Drive number EDriveA...EDriveZ |
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310 * @param aTextIdForDefaultName TextId of default name format string |
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311 * @param aTextIdForName TextId of name format string |
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312 * @return Text containing drive letter and name |
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313 */ |
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314 HBufC* GetFormattedDriveNameLC( |
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315 const TInt aDrive, |
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316 const TInt aTextIdForDefaultName, |
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317 const TInt aTextIdForName ) const; |
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318 |
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319 /** |
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320 * Checks is path located in remote drive |
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321 * @since 3.2 |
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322 * @param aFs Open file server session |
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323 * @param aPath path to check |
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324 * @return ETrue if remote drive, otherwise EFalse |
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325 */ |
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326 IMPORT_C static TBool IsRemoteDrive( RFs& aFs, const TDesC& aPath ); |
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327 |
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328 /** |
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329 * Returns localized name of the given item |
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330 * @since 3.2 |
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331 * @param aFullPath full path to item which is checked |
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332 * @returns TPtrC reference to localized name, |
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333 * KNullDesC if no localization is used |
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334 */ |
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335 TPtrC LocalizedName( const TDesC& aFullPath ) const; |
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336 |
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337 /** |
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338 * Checks is name found, the comparison includes localized folder names |
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339 * @since 3.2 |
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340 * @param aFullPath full path to item which is checked |
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341 * @returns ETrue if name is found, otherwise EFalse. |
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342 */ |
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343 TBool IsNameFoundL( const TDesC& aFullPath ) const; |
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344 |
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345 /** |
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346 * Flush Cache |
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347 */ |
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348 void FlushCache() const; |
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349 |
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350 private: |
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351 /** |
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352 * C++ default constructor. |
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353 */ |
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354 CFileManagerUtils( |
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355 RFs& aFs, |
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356 CGflmNavigatorModel& aNavigator, |
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357 CFileManagerFeatureManager& aFeatureManager ); |
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358 |
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359 void ConstructL(); |
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360 |
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361 static void IsFlkOrLdfFileL( |
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362 const TDesC& aFullPath, TBool& aIsFlk, TBool& aIsLdf ); |
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363 |
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364 static TBool IsInternalDrive( RFs& aFs, const TInt aDrive ); |
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365 |
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366 CDesCArray* GetDriveNameArrayLC( |
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367 const TInt aDrive, |
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368 TUint& aDriveStatus ) const; |
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369 |
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370 static TBool IsDrive( |
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371 RFs& aFs, const TDesC& aPath, const TUint aAttMask ); |
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372 |
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373 static TBool IsDrive( |
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374 RFs& aFs, const TInt aDrive, const TUint aAttMask ); |
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375 |
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376 private: |
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377 |
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378 // Ref: reference to open file server session |
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379 RFs& iFs; |
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380 |
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381 //Own: List of default folders |
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382 CFileManagerFolderArray* iDefaultFolders; |
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383 |
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384 // Own: Handle to common content policy service to find |
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385 // out is file in a Closed Content List or forward locked |
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386 CCommonContentPolicy* iCommonContentPolicy; |
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387 |
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388 // Own: Mime icon mapper |
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389 CFileManagerMimeIconArray* iMimeIconMapper; |
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390 |
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391 // Ref: GFLM navigator instance |
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392 CGflmNavigatorModel& iNavigator; |
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393 |
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394 #if defined( __KEEP_DRM_CONTENT_ON_PHONE ) && defined ( FILE_MANAGER_USE_DISTRIBUTABLECHECKER ) |
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395 // Own: content protection checking |
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396 CDistributableChecker* iDistributableChecker; |
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397 #endif // __KEEP_DRM_CONTENT_ON_PHONE && FILE_MANAGER_USE_DISTRIBUTABLECHECKER |
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398 |
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399 // Flag to indicate if feature is supported |
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400 TBool iDrmFullSupported; |
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401 |
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402 // Ref: reference to feature manager |
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403 CFileManagerFeatureManager& iFeatureManager; |
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404 |
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405 }; |
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406 |
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407 #endif // CFILEMANAGERUTILS_H |
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408 |
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409 // End of File |