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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: Resolves different media types' drive letters |
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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 // INCLUDE FILES |
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21 #include "CGflmDriveResolver.h" |
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22 #include "CGflmDriveItem.h" |
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23 #include "MGflmItemFilter.h" |
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24 #include "GflmUtils.h" |
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25 #include <f32file.h> |
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26 #ifdef RD_MULTIPLE_DRIVE |
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27 #include <driveinfo.h> |
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28 #endif // RD_MULTIPLE_DRIVE |
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29 |
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30 |
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31 // ============================ MEMBER FUNCTIONS =============================== |
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32 |
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33 // ----------------------------------------------------------------------------- |
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34 // CGflmDriveResolver::CGflmDriveResolver |
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35 // C++ default constructor can NOT contain any code, that |
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36 // might leave. |
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37 // ----------------------------------------------------------------------------- |
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38 // |
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39 CGflmDriveResolver::CGflmDriveResolver( RFs& aFs ) : |
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40 iFs( aFs ) |
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41 { |
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42 } |
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43 |
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44 // ----------------------------------------------------------------------------- |
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45 // CGflmDriveResolver::NewL |
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46 // Two-phased constructor. |
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47 // ----------------------------------------------------------------------------- |
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48 // |
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49 CGflmDriveResolver* CGflmDriveResolver::NewL( RFs& aFs ) |
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50 { |
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51 CGflmDriveResolver* self = new ( ELeave ) CGflmDriveResolver( aFs ); |
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52 CleanupStack::PushL( self ); |
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53 self->ConstructL(); |
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54 CleanupStack::Pop( self ); |
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55 return self; |
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56 } |
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57 |
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58 // ----------------------------------------------------------------------------- |
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59 // CGflmDriveResolver::ConstructL |
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60 // ----------------------------------------------------------------------------- |
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61 // |
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62 void CGflmDriveResolver::ConstructL() |
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63 { |
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64 User::LeaveIfError( iCs.CreateLocal() ); |
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65 } |
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66 |
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67 // ----------------------------------------------------------------------------- |
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68 // CGflmDriveResolver::~CGflmDriveResolver |
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69 // |
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70 // ----------------------------------------------------------------------------- |
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71 // |
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72 CGflmDriveResolver::~CGflmDriveResolver() |
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73 { |
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74 iDrives.ResetAndDestroy(); |
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75 iDrives.Close(); |
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76 iCs.Close(); |
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77 } |
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78 |
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79 // ----------------------------------------------------------------------------- |
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80 // CGflmDriveResolver::RefreshDrives() |
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81 // |
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82 // ----------------------------------------------------------------------------- |
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83 // |
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84 TInt CGflmDriveResolver::RefreshDrives( MGflmItemFilter* aFilter ) |
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85 { |
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86 iCs.Wait(); |
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87 |
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88 TRAPD( ret, RefreshDrivesL( aFilter ) ); |
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89 |
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90 LOG_IF_ERROR1( |
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91 ret, "CGflmDriveResolver::RefreshDrives-ret=%d", ret ) |
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92 |
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93 iCs.Signal(); |
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94 |
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95 return ret; |
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96 } |
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97 |
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98 // ----------------------------------------------------------------------------- |
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99 // CGflmDriveResolver::RefreshDrivesL() |
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100 // |
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101 // ----------------------------------------------------------------------------- |
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102 // |
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103 void CGflmDriveResolver::RefreshDrivesL( MGflmItemFilter* aFilter ) |
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104 { |
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105 TIMESTAMP( "GFLM refresh drives started: " ) |
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106 |
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107 if ( !iRefreshed ) |
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108 { |
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109 iDrives.ResetAndDestroy(); |
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110 TDriveList drives; |
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111 User::LeaveIfError( iFs.DriveList( drives, KDriveAttAll ) ); |
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112 TInt count( drives.Length() ); |
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113 for ( TInt i( 0 ); i < count; i++ ) |
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114 { |
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115 if ( drives[ i ] ) |
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116 { |
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117 AppendDriveL( i, aFilter ); |
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118 } |
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119 } |
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120 iRefreshed = ETrue; |
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121 } |
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122 |
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123 TIMESTAMP( "GFLM refresh drives ended: " ) |
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124 } |
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125 |
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126 // ----------------------------------------------------------------------------- |
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127 // CGflmDriveResolver::DriveCount() |
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128 // |
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129 // ----------------------------------------------------------------------------- |
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130 // |
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131 TInt CGflmDriveResolver::DriveCount() const |
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132 { |
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133 return iDrives.Count(); |
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134 } |
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135 |
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136 // ----------------------------------------------------------------------------- |
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137 // CGflmDriveResolver::DriveAt() |
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138 // |
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139 // ----------------------------------------------------------------------------- |
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140 // |
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141 CGflmDriveItem* CGflmDriveResolver::DriveAt( const TInt aIndex ) const |
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142 { |
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143 return iDrives[ aIndex ]; |
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144 } |
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145 |
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146 // ----------------------------------------------------------------------------- |
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147 // CGflmDriveResolver::DriveFromPath() |
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148 // |
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149 // ----------------------------------------------------------------------------- |
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150 // |
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151 CGflmDriveItem* CGflmDriveResolver::DriveFromPath( const TDesC& aPath ) const |
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152 { |
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153 TInt drv( 0 ); |
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154 if ( aPath.Length() && |
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155 RFs::CharToDrive( aPath[ 0 ], drv ) == KErrNone ) |
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156 { |
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157 return DriveFromId( drv ); |
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158 } |
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159 return NULL; |
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160 } |
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161 |
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162 // ----------------------------------------------------------------------------- |
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163 // CGflmDriveResolver::ClearDrives() |
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164 // |
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165 // ----------------------------------------------------------------------------- |
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166 // |
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167 void CGflmDriveResolver::ClearDrives() |
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168 { |
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169 iRefreshed = EFalse; |
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170 } |
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171 |
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172 // ----------------------------------------------------------------------------- |
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173 // CGflmDriveResolver::IsRootPath() |
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174 // |
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175 // ----------------------------------------------------------------------------- |
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176 // |
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177 TBool CGflmDriveResolver::IsRootPath( const TDesC& aPath ) const |
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178 { |
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179 TInt count( iDrives.Count() ); |
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180 TInt pathLen( aPath.Length() ); |
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181 |
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182 for ( TInt i( 0 ); i < count; i++ ) |
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183 { |
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184 CGflmDriveItem* drvItem = iDrives[ i ]; |
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185 TPtrC root( drvItem->RootDirectory() ); |
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186 |
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187 if ( pathLen == root.Length() && !root.CompareF( aPath ) ) |
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188 { |
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189 return ETrue; |
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190 } |
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191 } |
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192 return EFalse; |
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193 } |
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194 |
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195 // ----------------------------------------------------------------------------- |
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196 // CGflmDriveResolver::AppendDriveL() |
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197 // |
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198 // ----------------------------------------------------------------------------- |
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199 // |
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200 void CGflmDriveResolver::AppendDriveL( |
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201 const TInt aDrive, MGflmItemFilter* aFilter ) |
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202 { |
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203 INFO_LOG1( "CGflmDriveResolver::AppendDriveL()-aDrive=%d", aDrive ) |
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204 |
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205 TVolumeInfo volInfo; |
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206 TInt err( iFs.Volume( volInfo, aDrive ) ); |
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207 |
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208 LOG_IF_ERROR1( err, "CGflmDriveResolver::AppendDriveL()-err=%d", err ) |
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209 |
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210 if ( err != KErrNone ) |
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211 { |
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212 TInt err2( iFs.Drive( volInfo.iDrive, aDrive ) ); |
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213 |
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214 LOG_IF_ERROR1( err2, "CGflmDriveResolver::AppendDriveL()-err2=%d", err ) |
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215 |
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216 if ( err2 != KErrNone ) |
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217 { |
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218 return; |
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219 } |
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220 } |
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221 |
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222 TDriveInfo& drvInfo( volInfo.iDrive ); |
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223 if ( drvInfo.iMediaAtt & KMediaAttLocked ) |
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224 { |
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225 err = KErrLocked; |
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226 } |
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227 if ( drvInfo.iType == EMediaNotPresent ) |
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228 { |
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229 err = KErrNotReady; |
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230 } |
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231 |
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232 TUint drvStatus( 0 ); |
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233 |
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234 #ifdef RD_MULTIPLE_DRIVE |
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235 TInt err3( DriveInfo::GetDriveStatus( iFs, aDrive, drvStatus ) ); |
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236 LOG_IF_ERROR1( err3, "CGflmDriveResolver::AppendDriveL()-err3=%d", err3 ) |
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237 if ( err3 != KErrNone ) |
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238 { |
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239 // Supress error |
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240 } |
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241 #endif // RD_MULTIPLE_DRIVE |
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242 |
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243 CGflmDriveItem* drvItem = CGflmDriveItem::NewLC( |
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244 aDrive, volInfo, err, drvStatus ); |
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245 |
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246 if ( drvInfo.iDriveAtt & KDriveAttRemote ) |
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247 { |
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248 // Get remote drive name |
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249 if ( iFs.GetDriveName( aDrive, iReadBuffer ) == KErrNone ) |
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250 { |
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251 drvItem->SetLocalizedNameL( iReadBuffer ); |
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252 } |
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253 } |
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254 |
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255 TBool allowed( ETrue ); |
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256 if ( aFilter ) |
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257 { |
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258 allowed = aFilter->FilterItemL( drvItem, 0, NULL ); |
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259 } |
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260 if ( allowed ) |
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261 { |
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262 iDrives.AppendL( drvItem ); |
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263 CleanupStack::Pop( drvItem ); |
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264 } |
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265 else |
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266 { |
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267 CleanupStack::PopAndDestroy( drvItem ); |
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268 } |
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269 } |
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270 |
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271 // ----------------------------------------------------------------------------- |
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272 // CGflmDriveResolver::IsRemoteDrive() |
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273 // |
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274 // ----------------------------------------------------------------------------- |
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275 // |
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276 TBool CGflmDriveResolver::IsRemoteDrive( const TDesC& aPath ) const |
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277 { |
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278 CGflmDriveItem* drv = DriveFromPath( aPath ); |
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279 if ( drv ) |
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280 { |
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281 const TVolumeInfo& vol( drv->VolumeInfo() ); |
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282 if ( vol.iDrive.iDriveAtt & KDriveAttRemote ) |
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283 { |
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284 return ETrue; |
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285 } |
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286 } |
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287 return EFalse; |
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288 } |
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289 |
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290 // ----------------------------------------------------------------------------- |
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291 // CGflmDriveResolver::DriveFromId() |
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292 // |
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293 // ----------------------------------------------------------------------------- |
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294 // |
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295 CGflmDriveItem* CGflmDriveResolver::DriveFromId( const TInt aDrive ) const |
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296 { |
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297 TInt count( iDrives.Count() ); |
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298 for ( TInt i( 0 ); i < count; i++ ) |
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299 { |
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300 CGflmDriveItem* drvItem = iDrives[ i ]; |
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301 if ( aDrive == drvItem->Drive() ) |
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302 { |
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303 return drvItem; |
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304 } |
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305 } |
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306 return NULL; |
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307 } |
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308 |
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309 // End of File |