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1 /* |
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2 * Copyright (c) 2004 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 the License "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 * Implementation of class RFavouritesFile |
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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 |
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21 // INCLUDE FILES |
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22 |
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23 #include "FavouritesFile.h" |
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24 #include "FavouritesMsg.h" |
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25 #include "FavouritesPanic.h" |
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26 #include "FavouritesDb.h" |
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27 #include <f32file.h> |
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28 |
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29 // CLASS DECLARATION |
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30 |
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31 /** |
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32 * Favourites file implementation. |
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33 */ |
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34 NONSHARABLE_CLASS(CFavouritesFileImpl): public CBase |
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35 { |
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36 public: // Destructor |
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37 |
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38 /** |
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39 * Destructor. |
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40 */ |
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41 virtual inline ~CFavouritesFileImpl(); |
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42 |
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43 public: // data |
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44 |
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45 RFile iFile; ///< The file. |
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46 |
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47 }; |
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48 |
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49 // --------------------------------------------------------- |
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50 // CFavouritesFileImpl::~CFavouritesFileImpl |
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51 // --------------------------------------------------------- |
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52 // |
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53 CFavouritesFileImpl::~CFavouritesFileImpl() |
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54 { |
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55 iFile.Close(); |
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56 } |
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57 |
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58 // ================= MEMBER FUNCTIONS ======================= |
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59 |
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60 // --------------------------------------------------------- |
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61 // RFavouritesFile::Close |
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62 // --------------------------------------------------------- |
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63 // |
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64 EXPORT_C void RFavouritesFile::Close() |
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65 { |
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66 delete iImpl; |
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67 iImpl = NULL; |
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68 RFavouritesHandle::Close(); |
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69 } |
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70 |
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71 // --------------------------------------------------------- |
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72 // RFavouritesFile::Open |
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73 // --------------------------------------------------------- |
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74 // |
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75 EXPORT_C TInt RFavouritesFile::Open( RFavouritesDb& aDb, TInt aUid ) |
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76 { |
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77 return DoOpen( aDb, aUid, EFavengFileOpenRead ); |
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78 } |
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79 |
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80 // --------------------------------------------------------- |
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81 // RFavouritesFile::Replace |
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82 // --------------------------------------------------------- |
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83 // |
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84 EXPORT_C TInt RFavouritesFile::Replace( RFavouritesDb& aDb, TInt aUid ) |
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85 { |
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86 return DoOpen( aDb, aUid, EFavengFileOpenWrite ); |
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87 } |
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88 |
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89 // --------------------------------------------------------- |
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90 // RFavouritesFile::Read |
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91 // --------------------------------------------------------- |
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92 // |
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93 EXPORT_C TInt RFavouritesFile::Read( TDes8& aDes ) const |
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94 { |
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95 __ASSERT_DEBUG( iImpl, FavouritesPanic( EFavouritesNotReady ) ); |
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96 return iImpl->iFile.Read( aDes ); |
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97 } |
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98 |
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99 // --------------------------------------------------------- |
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100 // RFavouritesFile::Write |
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101 // --------------------------------------------------------- |
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102 // |
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103 EXPORT_C TInt RFavouritesFile::Write( const TDesC8& aDes ) |
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104 { |
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105 __ASSERT_DEBUG( iImpl, FavouritesPanic( EFavouritesNotReady ) ); |
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106 return iImpl->iFile.Write( aDes ); |
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107 } |
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108 |
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109 // --------------------------------------------------------- |
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110 // RFavouritesFile::Size |
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111 // --------------------------------------------------------- |
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112 // |
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113 EXPORT_C TInt RFavouritesFile::Size(TInt &aSize) const |
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114 { |
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115 __ASSERT_DEBUG( iImpl, FavouritesPanic( EFavouritesNotReady ) ); |
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116 return iImpl->iFile.Size( aSize ); |
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117 } |
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118 |
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119 // --------------------------------------------------------- |
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120 // RFavouritesFile::DoOpen |
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121 // --------------------------------------------------------- |
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122 // |
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123 TInt RFavouritesFile::DoOpen( RFavouritesDb& aDb, TInt aUid, TInt aFunction ) |
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124 { |
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125 __ASSERT_DEBUG( !iImpl, FavouritesPanic( EFavouritesAlreadyOpen ) ); |
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126 TInt err; |
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127 iImpl = new CFavouritesFileImpl(); |
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128 if ( iImpl ) |
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129 { |
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130 err = RFavouritesHandle::Open |
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131 ( aDb, EFavengFileOpen, TIpcArgs( aUid ) ); |
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132 |
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133 if ( !err ) |
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134 { |
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135 TPckgBuf<TInt> file; |
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136 |
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137 TInt rfsHandler = RFavouritesHandle::SendReceive( |
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138 aFunction, TIpcArgs( aUid, &file )); |
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139 |
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140 if(rfsHandler >= 0) |
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141 { |
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142 err = iImpl->iFile.AdoptFromServer( rfsHandler, file() ); |
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143 } |
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144 else |
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145 { |
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146 err = rfsHandler; |
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147 } |
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148 } |
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149 } |
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150 else |
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151 { |
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152 err = KErrNoMemory; |
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153 } |
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154 if ( err ) |
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155 { |
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156 Close(); // Deletes and NULL-s iImpl. |
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157 } |
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158 return err; |
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159 } |
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160 |
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161 // End of file |