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1 /* |
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2 * Copyright (c) 2006-2007 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: |
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15 * |
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16 */ |
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17 |
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18 #include "thumbnailfetchedchecker.h" |
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19 |
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20 const int KMaxStoredEntries = 50; |
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21 |
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22 // ----------------------------------------------------------------------------- |
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23 // CThumbnailFetchedChecker::CThumbnailFetchedChecker() |
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24 // ----------------------------------------------------------------------------- |
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25 // |
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26 CThumbnailFetchedChecker* CThumbnailFetchedChecker::NewL() |
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27 { |
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28 return new (ELeave) CThumbnailFetchedChecker(); |
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29 } |
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30 |
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31 // ----------------------------------------------------------------------------- |
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32 // CThumbnailFetchedChecker::CThumbnailFetchedChecker() |
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33 // ----------------------------------------------------------------------------- |
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34 // |
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35 CThumbnailFetchedChecker::CThumbnailFetchedChecker() |
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36 { |
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37 } |
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38 |
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39 // ----------------------------------------------------------------------------- |
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40 // CThumbnailFetchedChecker::~CThumbnailFetchedChecker() |
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41 // ----------------------------------------------------------------------------- |
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42 // |
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43 CThumbnailFetchedChecker::~CThumbnailFetchedChecker() |
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44 { |
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45 iNotFetched.ResetAndDestroy(); |
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46 } |
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47 |
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48 // ----------------------------------------------------------------------------- |
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49 // CThumbnailFetchedChecker::LastFetchResult() |
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50 // ----------------------------------------------------------------------------- |
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51 // |
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52 TInt CThumbnailFetchedChecker::LastFetchResult( const TDesC& aUri ) |
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53 { |
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54 TInt i = iNotFetched.FindInOrder( aUri, CEntry::FindCB ); |
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55 if ( i >= 0 && i < iNotFetched.Count() ) |
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56 { |
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57 return iNotFetched[ i ]->iError; |
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58 } |
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59 return KErrNone; |
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60 } |
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61 |
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62 // ----------------------------------------------------------------------------- |
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63 // CThumbnailFetchedChecker::SetFetchResult() |
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64 // ----------------------------------------------------------------------------- |
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65 // |
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66 void CThumbnailFetchedChecker::SetFetchResult( const TDesC& aUri, TInt aError ) |
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67 { |
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68 if ( aError == KErrNone ) |
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69 { |
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70 // Do not store successful results |
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71 TInt i = iNotFetched.FindInOrder( aUri, CEntry::FindCB ); |
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72 if ( i >= 0 && i < iNotFetched.Count() ) |
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73 { |
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74 delete iNotFetched[ i ]; |
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75 iNotFetched.Remove( i ); |
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76 } |
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77 } |
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78 else |
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79 { |
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80 // Add or update |
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81 CEntry* entry = CEntry::New( aUri, aError ); |
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82 if ( entry ) |
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83 { |
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84 TInt err = iNotFetched.Find( entry ); |
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85 if ( err != KErrNotFound ) |
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86 { |
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87 TInt i = iNotFetched.FindInOrder( aUri, CEntry::FindCB ); |
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88 if ( i >= 0 && i < iNotFetched.Count() ) |
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89 { |
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90 iNotFetched[ i ]->iError = aError; |
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91 } |
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92 } |
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93 else |
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94 { |
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95 if( iNotFetched.Count() < KMaxStoredEntries ) |
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96 { |
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97 TInt err = iNotFetched.InsertInOrder( entry, CEntry::InsertCB ); |
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98 if ( err != KErrNone ) |
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99 { |
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100 delete entry; |
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101 } |
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102 } |
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103 } |
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104 } |
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105 } |
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106 } |
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107 |
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108 // ----------------------------------------------------------------------------- |
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109 // CThumbnailFetchedChecker::Reset() |
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110 // ----------------------------------------------------------------------------- |
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111 // |
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112 void CThumbnailFetchedChecker::Reset() |
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113 { |
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114 iNotFetched.ResetAndDestroy(); |
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115 } |
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116 |
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117 // ----------------------------------------------------------------------------- |
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118 // CThumbnailFetchedChecker::CEntry::New() |
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119 // ----------------------------------------------------------------------------- |
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120 // |
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121 CThumbnailFetchedChecker::CEntry* CThumbnailFetchedChecker::CEntry::New( |
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122 const TDesC& aUri, TInt aError ) |
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123 { |
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124 CEntry* self = new (ELeave) CEntry(); |
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125 if ( self ) |
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126 { |
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127 self->iUri = aUri.Alloc(); |
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128 self->iError = aError; |
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129 if ( !self->iUri ) |
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130 { |
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131 delete self; |
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132 self = NULL; |
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133 } |
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134 } |
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135 return self; |
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136 } |
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137 |
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138 // ----------------------------------------------------------------------------- |
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139 // CThumbnailFetchedChecker::CEntry::FindCB() |
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140 // ----------------------------------------------------------------------------- |
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141 // |
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142 TInt CThumbnailFetchedChecker::CEntry::FindCB( |
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143 const TDesC* aUri, const CThumbnailFetchedChecker::CEntry& aEntry ) |
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144 { |
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145 return aUri->CompareF( *( aEntry.iUri ) ); |
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146 } |
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147 |
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148 // ----------------------------------------------------------------------------- |
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149 // CThumbnailFetchedChecker::CEntry::InsertCB() |
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150 // ----------------------------------------------------------------------------- |
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151 // |
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152 TInt CThumbnailFetchedChecker::CEntry::InsertCB( |
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153 const CThumbnailFetchedChecker::CEntry& aEntry1, |
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154 const CThumbnailFetchedChecker::CEntry& aEntry2 ) |
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155 { |
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156 return aEntry1.iUri->CompareF( *( aEntry2.iUri ) ); |
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157 } |
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158 |
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159 // ----------------------------------------------------------------------------- |
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160 // CThumbnailFetchedChecker::CEntry::CEntry() |
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161 // ----------------------------------------------------------------------------- |
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162 // |
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163 CThumbnailFetchedChecker::CEntry::CEntry() |
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164 { |
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165 } |
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166 |
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167 // ----------------------------------------------------------------------------- |
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168 // CThumbnailFetchedChecker::CEntry::~CEntry() |
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169 // ----------------------------------------------------------------------------- |
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170 // |
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171 CThumbnailFetchedChecker::CEntry::~CEntry() |
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172 { |
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173 delete iUri; |
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174 } |