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1 /* |
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2 * Copyright (c) 2002 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: Implementation of Notepad engine. |
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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 // INCLUDE FILES |
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20 #include <e32std.h> |
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21 #include <gulutil.h> |
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22 #include <sysutil.h> |
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23 #include <eikenv.h> |
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24 #include <barsread.h> |
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25 #include "NpdLib.hrh" |
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26 #include "NpdModel_platsec.h" |
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27 #include "NpdApi.h" |
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28 #include "NpdLibPanic.h" |
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29 #include "AknUtils.h" |
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30 |
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31 // CONSTANTS |
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32 _LIT(KNotepadMceFirstColumnData, "1"); |
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33 _LIT(KNotepadSqlSelect, |
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34 "SELECT * FROM Table1 ORDER BY time DESC"); |
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35 _LIT(KNotepadSqlMceSelect, |
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36 "SELECT * FROM Table1 ORDER BY memo ASC,key DESC"); |
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37 _LIT(KNotepadSqlDeleteByKeysAppend, " OR key="); // 8 chars |
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38 const TInt KNotepadSqlDeleteByKeysAppendSize(18); // %d costs 10 chars in max |
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39 const TInt KNotepadItemArrayGranularity(10); |
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40 const TInt KNotepadMaxRunIntervalInMicroSeconds(500000); // 0.5 sec |
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41 const TInt KNotepadBuildItemArrayProgressCount(10); |
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42 const TInt KNotepadMaxDeleteCountInStep(300); |
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43 const TInt KNotepadDiskSpaceNeededForMultipleDeletion(8192); |
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44 const TInt KNotepadMaxCharactersForSort(100); |
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45 |
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46 // assert KNotepadListEntryLength >= KNotepadMaxCharactersForSort + length of |
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47 // 1st column |
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48 const TInt KNotepadListEntryLength( 60 ); |
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49 |
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50 // ============================ MEMBER FUNCTIONS =============================== |
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51 |
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52 // ----------------------------------------------------------------------------- |
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53 // CNotepadModel::NewL |
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54 // Constructor. |
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55 // ----------------------------------------------------------------------------- |
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56 // |
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57 EXPORT_C CNotepadModel* CNotepadModel::NewL(RFs& /*aFs*/, TInt aResId) |
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58 { |
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59 CNotepadModel* self = new(ELeave) CNotepadModel(); |
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60 CleanupStack::PushL(self); |
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61 self->ConstructL(aResId); |
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62 CleanupStack::Pop(); //self |
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63 return self; |
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64 } |
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65 |
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66 // ----------------------------------------------------------------------------- |
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67 // CNotepadModel::~CNotepadModel |
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68 // Destructor. |
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69 // ----------------------------------------------------------------------------- |
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70 // |
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71 EXPORT_C CNotepadModel::~CNotepadModel() |
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72 { |
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73 delete iDatabaseChangeNotifier; |
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74 delete iExecuter; |
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75 iSavedDeleteKeys.Close(); |
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76 iDbUpdate.Close(); |
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77 iDbView.Close(); |
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78 iKeyArray.Close(); //delete iKeyArray; |
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79 delete iItemArray; |
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80 delete iTimeFormat; |
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81 delete iDateFormat; |
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82 if ( iFixedFirstNote ) |
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83 { |
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84 delete iFixedFirstNote; |
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85 } |
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86 } |
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87 |
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88 // ----------------------------------------------------------------------------- |
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89 // CNotepadModel::AddContentL |
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90 // API. CNotepadApi call this. |
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91 // ----------------------------------------------------------------------------- |
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92 // |
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93 EXPORT_C void CNotepadModel::AddContentL(const TDesC& aText) |
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94 { |
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95 TInt key(KNotepadPseudoKeyIdForNewNote); |
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96 InsertL(aText, key); |
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97 } |
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98 |
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99 // ----------------------------------------------------------------------------- |
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100 // CNotepadModel::OpenL |
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101 // deprecated. (only for BC). |
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102 // ----------------------------------------------------------------------------- |
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103 // |
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104 EXPORT_C void CNotepadModel::OpenL() |
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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 // CNotepadModel::Close |
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110 // deprecated. (only for BC). |
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111 // ----------------------------------------------------------------------------- |
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112 // |
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113 EXPORT_C void CNotepadModel::Close() |
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114 { |
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115 } |
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116 |
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117 // ----------------------------------------------------------------------------- |
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118 // CNotepadModel::IsOpen |
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119 // deprecated. (only for BC). |
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120 // ----------------------------------------------------------------------------- |
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121 // |
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122 EXPORT_C TBool CNotepadModel::IsOpen() |
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123 { |
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124 return ETrue; |
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125 } |
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126 |
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127 // ----------------------------------------------------------------------------- |
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128 // CNotepadModel::SeekKey |
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129 // ----------------------------------------------------------------------------- |
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130 // |
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131 EXPORT_C TInt CNotepadModel::SeekKey(const TInt aKey) |
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132 { |
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133 return iKeyArray.Find(aKey) >= 0 ? // found? |
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134 0 : 1; |
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135 } |
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136 |
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137 // ----------------------------------------------------------------------------- |
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138 // CNotepadModel::ContentL |
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139 // ----------------------------------------------------------------------------- |
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140 // |
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141 HBufC* CNotepadModel::ContentL(TInt aItemIndex) |
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142 { |
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143 return ContentByKeyL(iKeyArray[aItemIndex]); |
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144 } |
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145 |
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146 // ----------------------------------------------------------------------------- |
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147 // CNotepadModel::IndexOf |
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148 // ----------------------------------------------------------------------------- |
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149 // |
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150 TInt CNotepadModel::IndexOf(const TInt aKey) const |
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151 { |
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152 TInt returnIndex(KNotepadModelInvalidIndex); |
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153 if ( aKey != KNotepadPseudoKeyIdForNewNote ) |
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154 { |
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155 TInt index(iKeyArray.Find(aKey)); |
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156 if ( index >= 0 ) |
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157 { |
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158 returnIndex = index; |
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159 } |
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160 } |
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161 return returnIndex; |
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162 } |
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163 |
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164 // ----------------------------------------------------------------------------- |
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165 // CNotepadModel::HandleDateChangedL |
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166 // ----------------------------------------------------------------------------- |
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167 // |
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168 void CNotepadModel::HandleDateChangedL(TBool aSyncNow) |
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169 { |
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170 iFlag |= ENotepadRequireDbViewUpdate | ENotepadRequireItemArrayUpdate; |
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171 if ( aSyncNow ) |
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172 { |
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173 SyncL(EFalse); |
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174 } |
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175 } |
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176 |
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177 // ----------------------------------------------------------------------------- |
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178 // CNotepadModel::DeleteByKeysL |
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179 // ----------------------------------------------------------------------------- |
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180 // |
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181 void CNotepadModel::DeleteByKeysL(const RArray<TInt>& aKeys) |
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182 { |
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183 __ASSERT_DEBUG( aKeys.Count() > 0, |
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184 Panic(ENotepadLibraryPanicInvalidArgument) ); |
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185 TRAPD( err, PrepareToDeleteByKeysL(aKeys); ); // execute RDbUpdate |
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186 if ( err != KErrNone ) |
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187 { |
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188 AbortDeletionL(); |
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189 User::Leave(err); |
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190 } |
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191 iFlag |= ENotepadIsDeleting; |
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192 iFlag &= ~ENotepadIsRemovingLinks; |
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193 iExecuter->Start(TCallBack(DeleteCallBack, this)); |
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194 } |
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195 |
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196 // ----------------------------------------------------------------------------- |
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197 // CNotepadModel::CancelDeletion |
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198 // ----------------------------------------------------------------------------- |
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199 // |
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200 void CNotepadModel::CancelDeletion() |
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201 { |
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202 iDbUpdate.Close(); |
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203 delete iExecuter; |
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204 iExecuter = NULL; |
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205 iFlag &= ~ENotepadIsDeleting; |
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206 iFlag &= ~ENotepadIsRemovingLinks; |
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207 iFlag |= ENotepadRequireDbViewUpdate; |
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208 if ( iDatabase.IsDamaged() ) |
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209 { |
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210 iDatabase.Recover(); |
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211 } |
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212 iSavedDeleteKeys.Reset(); |
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213 } |
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214 |
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215 // ----------------------------------------------------------------------------- |
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216 // CNotepadModel::SyncL |
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217 // Sync non-updated data. |
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218 // ----------------------------------------------------------------------------- |
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219 // |
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220 void CNotepadModel::SyncL( const TBool aForceSync ) |
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221 { |
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222 // If iExecuter is creating iDbView, cancel the process and restart |
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223 // to create iDbView. If iExecuter is deleting items, this method does nothing. |
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224 // (ie. Creating iDbView is postponed until the deleting process |
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225 // will be finished. |
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226 if ( !aForceSync && (iFlag & ENotepadItemArrayUpdateOnly) ) |
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227 { |
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228 iFlag |= ENotepadItemArrayUpdateOnly; |
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229 if ( iModelObserver ) |
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230 { |
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231 iModelObserver->HandleNotepadModelEventL( |
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232 MNotepadModelObserver::EStartItemArrayChange ); |
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233 } |
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234 TInt err(KErrNone); |
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235 TRAP(err,DoUpdateNotepadItemArrayAndKeyArrayL(*iItemArray, |
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236 iKeyArray, |
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237 *iTimeFormat)); |
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238 if ( err != KErrNone) |
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239 { |
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240 iItemArray->Reset(); |
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241 iKeyArray.Reset(); |
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242 if ( iModelObserver ) |
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243 { |
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244 iModelObserver->HandleNotepadModelEventL( |
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245 MNotepadModelObserver::EAbortItemArrayChange ); // not leave |
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246 } |
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247 User::Leave(err); |
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248 } |
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249 iFlag &= ~ENotepadItemArrayUpdateOnly; // now iItemArray is up to date |
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250 if ( iModelObserver ) |
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251 { |
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252 iModelObserver->HandleNotepadModelEventL( |
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253 MNotepadModelObserver::ECompleteItemArrayChange ); |
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254 } |
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255 } |
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256 else if(aForceSync || ( iFlag & ENotepadRequireDbViewUpdate )) |
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257 { |
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258 iFlag |= (ENotepadRequireDbViewUpdate | ENotepadRequireItemArrayUpdate); |
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259 iDbView.Close(); |
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260 TDbTextComparison textComparison(EDbCompareCollated); |
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261 User::LeaveIfError( iDbView.Prepare( iDatabase, |
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262 ( IsTemplates() ? TDbQuery(KNotepadSqlMceSelect, textComparison) |
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263 : TDbQuery(KNotepadSqlSelect, textComparison) ), |
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264 RDbView::EReadOnly ) ); |
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265 User::LeaveIfError( iDbView.EvaluateAll() ); |
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266 iFlag &= ~ENotepadRequireDbViewUpdate; // iDbView is now up to date |
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267 BuildItemArrayL(ETrue); // force update |
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268 } |
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269 else |
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270 { |
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271 BuildItemArrayL(aForceSync); |
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272 } |
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273 return; |
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274 } |
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275 |
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276 // ----------------------------------------------------------------------------- |
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277 // CNotepadModel::HandleDatabaseChangedL |
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278 // ----------------------------------------------------------------------------- |
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279 // |
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280 void CNotepadModel::HandleDatabaseChangedL(TInt aStatus) |
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281 { |
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282 if ( ( ModeOp() == CNotepadCoreModel::ENotepadModelRowDeleted ) || |
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283 ( ModeOp() == CNotepadCoreModel::ENotepadModelRowAdded ) || |
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284 ( ModeOp() == CNotepadCoreModel::ENotepadModelRowUpdated ) ) |
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285 { |
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286 iFlag |=ENotepadItemArrayUpdateOnly; |
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287 } |
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288 else |
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289 { |
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290 iFlag |= ENotepadRequireDbViewUpdate; // delayed sync |
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291 } |
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292 if ( iModelObserver |
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293 && !(IsDeleting() && !(iFlag & ENotepadIsRemovingLinks)) ) |
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294 { |
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295 iModelObserver->HandleNotepadModelEventL( |
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296 MNotepadModelObserver::EDatabaseChanged, aStatus ); |
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297 } |
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298 } |
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299 |
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300 // ----------------------------------------------------------------------------- |
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301 // CNotepadModel::SetNotepadModelObserver |
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302 // ----------------------------------------------------------------------------- |
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303 // |
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304 void CNotepadModel::SetNotepadModelObserver( |
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305 MNotepadModelObserver* aObserver ) |
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306 { |
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307 iModelObserver = aObserver; |
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308 } |
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309 |
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310 // ----------------------------------------------------------------------------- |
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311 // CNotepadModel::MdcaCount |
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312 // from MDesCArray |
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313 // ----------------------------------------------------------------------------- |
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314 // |
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315 EXPORT_C TInt CNotepadModel::MdcaCount() const |
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316 { |
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317 return iItemArray->Count(); |
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318 } |
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319 |
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320 // ----------------------------------------------------------------------------- |
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321 // CNotepadModel::MdcaPoint |
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322 // from MDesCArray |
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323 // ----------------------------------------------------------------------------- |
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324 // |
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325 EXPORT_C TPtrC CNotepadModel::MdcaPoint(TInt aIndex) const |
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326 { |
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327 return (*iItemArray)[aIndex]; |
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328 } |
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329 |
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330 // ----------------------------------------------------------------------------- |
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331 // CNotepadModel::CNotepadModel |
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332 // C++ constructor |
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333 // ----------------------------------------------------------------------------- |
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334 // |
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335 CNotepadModel::CNotepadModel() |
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336 : CNotepadCoreModel(), |
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337 iListingStyle(ENotepadListingStyleNone) |
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338 { |
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339 } |
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340 |
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341 // ----------------------------------------------------------------------------- |
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342 // CNotepadModel::ConstructL |
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343 // second phase constructor. |
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344 // ----------------------------------------------------------------------------- |
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345 // |
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346 void CNotepadModel::ConstructL(TInt aResId) |
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347 { |
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348 TResourceReader rr; |
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349 iEnv->CreateResourceReaderLC(rr, aResId); // Push rr |
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350 CNotepadCoreModel::ConstructL(rr.ReadInt32()); // LLINK data_file |
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351 iListingStyle |
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352 = rr.ReadInt16(); // WORD listing_style; |
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353 TInt dateResId(rr.ReadInt32()); // LLINK date_format |
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354 TInt timeResId(rr.ReadInt32()); // LLINK time_format |
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355 TInt firstNoteResId(rr.ReadInt32()); // LLINK first_note; |
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356 CleanupStack::PopAndDestroy(); // rr |
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357 if (dateResId) |
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358 { |
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359 iDateFormat = iEnv->AllocReadResourceL(dateResId); |
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360 } |
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361 if (timeResId) |
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362 { |
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363 iTimeFormat = iEnv->AllocReadResourceL(timeResId); |
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364 } |
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365 if ( firstNoteResId ) |
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366 { |
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367 iFixedFirstNote = iEnv->AllocReadResourceL( firstNoteResId ); |
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368 } |
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369 iItemArray = new(ELeave) CDesCArrayFlat(KNotepadItemArrayGranularity); |
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370 iDatabaseChangeNotifier = |
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371 CNotepadModel::CDatabaseChangeNotifier::NewL(iDatabase, *this); |
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372 |
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373 SyncL(ETrue); |
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374 } |
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375 |
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376 // ----------------------------------------------------------------------------- |
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377 // CNotepadModel::PrepareToDeleteByKeysL |
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378 // ----------------------------------------------------------------------------- |
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379 // |
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380 void CNotepadModel::PrepareToDeleteByKeysL(const RArray<TInt>& aKeys) |
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381 { |
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382 CancelDeletion(); |
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383 User::LeaveIfError(iFileSession.Connect()); |
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384 CleanupClosePushL(iFileSession); |
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385 iRetval = iFileSession.ReserveDriveSpace( KDefaultDrive, KNotepadDiskSpaceNeededForMultipleDeletion ); |
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386 if ( iRetval == KErrNone ) |
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387 { |
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388 iRetval = iFileSession.GetReserveAccess( KDefaultDrive ); |
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389 } |
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390 // the priority of iExecuter must be lower than that of CAknProgressDialog |
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391 iExecuter = CIdle::NewL(CActive::EPriorityLow); |
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392 const TInt count( aKeys.Count() ); |
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393 for (TInt i(0); i < count; i++) |
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394 { |
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395 User::LeaveIfError(iSavedDeleteKeys.Append(aKeys[i])); |
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396 } |
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397 iProgressCount = 0; |
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398 ExecuteDeleteStepL(); |
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399 iRetval = iFileSession.ReleaseReserveAccess( KDefaultDrive ); |
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400 iFileSession.Close(); |
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401 CleanupStack::PopAndDestroy(); |
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402 } |
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403 |
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404 // ----------------------------------------------------------------------------- |
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405 // CNotepadModel::ExecuteDeleteStepL |
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406 // ----------------------------------------------------------------------------- |
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407 // |
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408 void CNotepadModel::ExecuteDeleteStepL() |
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409 { |
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410 |
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411 iStepCount = iSavedDeleteKeys.Count(); |
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412 if ( iStepCount > KNotepadMaxDeleteCountInStep ) |
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413 { |
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414 iStepCount = KNotepadMaxDeleteCountInStep; |
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415 } |
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416 HBufC* hbuf = HBufC::NewLC( KNotepadSqlDeleteHeadSize + |
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417 ( iStepCount - 1 )* KNotepadSqlDeleteByKeysAppendSize); |
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418 TPtr sql = hbuf->Des(); |
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419 sql.Append(KNotepadSqlDeleteHead); |
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420 sql.AppendNum(iSavedDeleteKeys[0]); |
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421 if ( IsTemplates() ) |
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422 { |
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423 iSavedDeleteKeys.Remove(0); |
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424 } |
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425 else // If Notepad, Remove is postponed until remove link phase |
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426 { |
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427 for (TInt i(1); i < iStepCount; i++) |
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428 { |
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429 sql.Append(KNotepadSqlDeleteByKeysAppend); |
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430 sql.AppendNum(iSavedDeleteKeys[i]); |
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431 } |
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432 } |
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433 User::LeaveIfError(iDbUpdate.Execute(iDatabase, sql)); |
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434 CleanupStack::PopAndDestroy(); // hbuf |
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435 } |
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436 |
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437 // ----------------------------------------------------------------------------- |
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438 // CNotepadModel::AbortDeletionL |
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439 // ----------------------------------------------------------------------------- |
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440 // |
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441 void CNotepadModel::AbortDeletionL() |
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442 { |
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443 CancelDeletion(); |
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444 if ( iModelObserver ) |
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445 { |
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446 iModelObserver->HandleNotepadModelEventL( |
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447 MNotepadModelObserver::EAbortDeletion ); |
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448 } |
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449 } |
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450 |
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451 // ----------------------------------------------------------------------------- |
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452 // CNotepadModel::CompleteDeletionL |
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453 // ----------------------------------------------------------------------------- |
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454 // |
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455 void CNotepadModel::CompleteDeletionL() |
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456 { |
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457 CancelDeletion(); |
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458 if ( iModelObserver ) |
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459 { |
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460 iModelObserver->HandleNotepadModelEventL( |
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461 MNotepadModelObserver::ECompleteDeletion); |
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462 } |
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463 SyncL(ETrue); |
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464 iItemArray->Compress(); |
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465 } |
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466 |
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467 // ----------------------------------------------------------------------------- |
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468 // CNotepadModel::DeleteCallBack |
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469 // |
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470 // be sure that this function never leave after AbortDeletionL |
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471 // because iExecuter is deleted in AbortDeletionL. |
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472 // ----------------------------------------------------------------------------- |
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473 // |
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474 TInt CNotepadModel::DeleteCallBack(TAny *aSelf) |
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475 { |
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476 TInt needsRepeat(FALSE); |
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477 CNotepadModel* self = STATIC_CAST(CNotepadModel*, aSelf); |
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478 TRAPD(err, |
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479 needsRepeat = ( self->iFlag & ENotepadIsRemovingLinks ) ? |
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480 self->DoRemoveLinkCallBackL() : |
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481 self->DoDeleteCallBackL(); |
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482 ); |
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483 if ( err != KErrNone ) |
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484 { |
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485 self->iEnv->HandleError(err); |
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486 TRAP(err, self->AbortDeletionL();); |
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487 if ( err != KErrNone ) |
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488 { |
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489 self->iEnv->HandleError(err); |
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490 } |
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491 } |
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492 return needsRepeat; |
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493 } |
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494 |
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495 // ----------------------------------------------------------------------------- |
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496 // CNotepadModel::DoDeleteCallBackL |
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497 // ----------------------------------------------------------------------------- |
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498 // |
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499 TInt CNotepadModel::DoDeleteCallBackL() |
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500 { |
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501 TInt needsRepeat(TRUE); |
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502 TInt increment(0); |
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503 TBool deleteFinished(EFalse); |
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504 const TInt stat(iDbUpdate.Next()); |
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505 if ( stat == 0 ) // current step has completed |
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506 { |
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507 iDbUpdate.Close(); |
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508 if ( IsTemplates() ) |
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509 { |
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510 if ( iSavedDeleteKeys.Count() == 0 ) // MCE, finish all |
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511 { |
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512 needsRepeat = FALSE; |
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513 CompleteDeletionL(); |
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514 deleteFinished = ETrue; |
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515 } |
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516 else // do next step |
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517 { |
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518 increment = iStepCount - iProgressCount; |
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519 |
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520 iProgressCount += increment; |
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521 if ( iModelObserver ) |
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522 { |
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523 iModelObserver->HandleNotepadModelEventL( |
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524 MNotepadModelObserver::EProgressDeletion, |
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525 1 ); |
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526 } |
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527 |
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528 ExecuteDeleteStepL(); |
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529 } |
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530 } |
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531 else |
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532 { |
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533 // switch to remove link phase |
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534 iFlag |= ENotepadIsRemovingLinks; |
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535 increment = iStepCount - iProgressCount; |
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536 if ( iSavedDeleteKeys.Count() == iStepCount ) // final step |
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537 { |
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538 deleteFinished = ETrue; |
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539 } |
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540 } |
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541 } |
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542 if ( stat > 0 ) |
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543 { |
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544 increment = iDbUpdate.RowCount() - iProgressCount; |
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545 } |
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546 |
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547 if ( deleteFinished || ( stat == 0 && |
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548 SysUtil::FFSSpaceBelowCriticalLevelL(&(iEnv->FsSession())) ) ) |
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549 { |
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550 User::LeaveIfError(iDatabase.Compact()); |
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551 } |
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552 User::LeaveIfError(stat); |
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553 return needsRepeat; |
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554 } |
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555 |
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556 // ----------------------------------------------------------------------------- |
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557 // CNotepadModel::DoRemoveLinkCallBackL |
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558 // ----------------------------------------------------------------------------- |
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559 // |
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560 TInt CNotepadModel::DoRemoveLinkCallBackL() |
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561 { |
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562 TInt needsRepeat(TRUE); |
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563 TBool hasFinished(EFalse); |
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564 TBool timeUp(EFalse); |
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565 TInt count(0); |
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566 TTime beginning; |
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567 TTime now; |
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568 TTimeIntervalMicroSeconds maxInterval( |
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569 KNotepadMaxRunIntervalInMicroSeconds ); |
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570 beginning.UniversalTime(); |
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571 while ( !hasFinished && !timeUp ) |
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572 { |
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573 if ( iStepCount == 0 ) // current step has completed |
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574 { |
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575 hasFinished = ETrue; |
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576 } |
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577 else |
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578 { |
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579 iSavedDeleteKeys.Remove(0); |
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580 count++; |
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581 iStepCount--; |
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582 now.UniversalTime(); |
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583 timeUp = ( now.MicroSecondsFrom(beginning) > maxInterval ); |
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584 } |
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585 } |
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586 if ( hasFinished ) // current step has finished |
|
587 { |
|
588 if ( iSavedDeleteKeys.Count() == 0 ) // finish all |
|
589 { |
|
590 needsRepeat = FALSE; |
|
591 CompleteDeletionL(); |
|
592 } |
|
593 else // switch to delete phase again |
|
594 { |
|
595 iFlag &= ~ENotepadIsRemovingLinks; |
|
596 ExecuteDeleteStepL(); |
|
597 } |
|
598 } |
|
599 if ( needsRepeat && count > 0 ) |
|
600 { |
|
601 iModelObserver->HandleNotepadModelEventL( |
|
602 MNotepadModelObserver::EProgressDeletion, count); |
|
603 } |
|
604 return needsRepeat; |
|
605 } |
|
606 |
|
607 // ----------------------------------------------------------------------------- |
|
608 // CNotepadModel::BuildItemArrayL |
|
609 // ----------------------------------------------------------------------------- |
|
610 // |
|
611 void CNotepadModel::BuildItemArrayL( const TBool aForceSync ) |
|
612 { |
|
613 if ( !aForceSync && !(iFlag & ENotepadRequireItemArrayUpdate) ) |
|
614 { |
|
615 return; |
|
616 } |
|
617 |
|
618 iFlag |= ENotepadRequireItemArrayUpdate; |
|
619 if ( iModelObserver ) |
|
620 { |
|
621 iModelObserver->HandleNotepadModelEventL( |
|
622 MNotepadModelObserver::EStartItemArrayChange ); |
|
623 } |
|
624 iItemArray->Reset(); |
|
625 iKeyArray.Reset(); |
|
626 //insert the New note as the firt note |
|
627 if ( iFixedFirstNote != NULL ) |
|
628 { |
|
629 TBuf<256> buf; |
|
630 _LIT( KBlankSpace, " " ); |
|
631 buf.Append( KBlankSpace ); |
|
632 buf.Append( KColumnListSeparator ); |
|
633 buf.Append( *iFixedFirstNote ); |
|
634 iItemArray->AppendL( buf ); |
|
635 //default key for New note, -2 is never used for normal keys. |
|
636 iKeyArray.Append( -2 ); |
|
637 } |
|
638 |
|
639 |
|
640 TRAPD( err, DoBuildItemArrayL() ); |
|
641 if ( err != KErrNone) |
|
642 { |
|
643 iItemArray->Reset(); |
|
644 iKeyArray.Reset(); |
|
645 if ( iModelObserver ) |
|
646 { |
|
647 iModelObserver->HandleNotepadModelEventL( |
|
648 MNotepadModelObserver::EAbortItemArrayChange ); // not leave |
|
649 } |
|
650 User::Leave(err); |
|
651 } |
|
652 iFlag &= ~ENotepadRequireItemArrayUpdate; // now iItemArray is up to date |
|
653 if ( iModelObserver ) |
|
654 { |
|
655 iModelObserver->HandleNotepadModelEventL( |
|
656 MNotepadModelObserver::ECompleteItemArrayChange ); |
|
657 } |
|
658 } |
|
659 |
|
660 // ----------------------------------------------------------------------------- |
|
661 // CNotepadModel::DoBuildItemArrayL |
|
662 // ----------------------------------------------------------------------------- |
|
663 // |
|
664 void CNotepadModel::DoBuildItemArrayL() |
|
665 { |
|
666 HBufC* hbuf = HBufC::NewLC(KNotepadListEntryLength); |
|
667 TPtr buf = hbuf->Des(); |
|
668 if ( IsTemplates() ) |
|
669 { |
|
670 DoBuildTemplateItemArrayL(buf); |
|
671 } |
|
672 else |
|
673 { |
|
674 DoBuildNotepadItemArrayL(buf); |
|
675 } |
|
676 CleanupStack::PopAndDestroy(); // hbuf |
|
677 } |
|
678 |
|
679 // ----------------------------------------------------------------------------- |
|
680 // CNotepadModel::DoBuildNotepadItemArrayL |
|
681 // ----------------------------------------------------------------------------- |
|
682 // |
|
683 void CNotepadModel::DoBuildNotepadItemArrayL( |
|
684 TPtr& aBuf) |
|
685 { |
|
686 TTimeIntervalMinutes offset; |
|
687 TTime now; |
|
688 now.HomeTime(); |
|
689 TTime gmt; |
|
690 gmt.UniversalTime(); |
|
691 now.MinutesFrom(gmt, offset); |
|
692 TInt currentDay(now.DateTime().Day()); |
|
693 TInt currentMonth(now.DateTime().Month()); |
|
694 TInt currentYear(now.DateTime().Year()); |
|
695 |
|
696 RArray<TInt> minutesArrayOfToday; |
|
697 CleanupClosePushL(minutesArrayOfToday); |
|
698 TInt minutesInToday(0); |
|
699 |
|
700 TInt firstIndexOfTheDay(KNotepadModelInvalidIndex); |
|
701 TDateTime prevDateTime; |
|
702 |
|
703 RArray<TPtrC> textArrayOfTheDay; |
|
704 CleanupClosePushL(textArrayOfTheDay); |
|
705 iDbView.FirstL(); |
|
706 while (iDbView.AtRow()) |
|
707 { |
|
708 iDbView.GetL(); |
|
709 TInt thisKey(iDbView.ColInt(ENotepadKey)); |
|
710 TTime time = iDbView.ColTime(ENotepadUpdateTime); |
|
711 time += offset; // including summertime adjustment |
|
712 TDateTime dateTime = time.DateTime(); // cache |
|
713 TBool isToday( dateTime.Day() == currentDay |
|
714 && dateTime.Month() == currentMonth |
|
715 && dateTime.Year() == currentYear ); |
|
716 if ( isToday ) |
|
717 { |
|
718 minutesInToday = dateTime.Hour() * 60 + dateTime.Minute(); |
|
719 } |
|
720 aBuf.SetLength(0); |
|
721 TInt textOffset(0); |
|
722 switch (iListingStyle) |
|
723 { |
|
724 case ENotepadListingStyleNP: // list of memos |
|
725 time.FormatL( aBuf, isToday ? *iTimeFormat : *iDateFormat ); |
|
726 aBuf.Append(KColumnListSeparator); |
|
727 textOffset = aBuf.Length(); |
|
728 // through into next case |
|
729 case ENotepadListingStyleFetch: // fetch a memo |
|
730 AppendContentAsLabelL(aBuf, iDbView); |
|
731 break; |
|
732 default: |
|
733 break; |
|
734 } |
|
735 |
|
736 TPtrC thisText = |
|
737 aBuf.Mid(textOffset).Left(KNotepadMaxCharactersForSort); |
|
738 if ( (iItemArray->Count() == 0 && iFixedFirstNote == NULL) || (iItemArray->Count() == 1 && iFixedFirstNote != NULL) || |
|
739 dateTime.Day() != prevDateTime.Day() || |
|
740 dateTime.Month() != prevDateTime.Month() || |
|
741 dateTime.Year() != prevDateTime.Year() ) |
|
742 { |
|
743 // first entry or date of the item has changed |
|
744 firstIndexOfTheDay = iItemArray->Count(); |
|
745 |
|
746 textArrayOfTheDay.Reset(); |
|
747 if ( isToday ) |
|
748 { |
|
749 User::LeaveIfError(minutesArrayOfToday.Append(minutesInToday)); |
|
750 } |
|
751 // INSERT POINT |
|
752 AknTextUtils::LanguageSpecificNumberConversion(aBuf); |
|
753 iItemArray->AppendL(aBuf); |
|
754 User::LeaveIfError( textArrayOfTheDay.Append( |
|
755 (*iItemArray)[firstIndexOfTheDay].Mid(textOffset).Left( |
|
756 KNotepadMaxCharactersForSort) ) ); |
|
757 User::LeaveIfError(iKeyArray.Append(thisKey)); |
|
758 } |
|
759 else |
|
760 { |
|
761 // calculate an insertion point |
|
762 TInt low(0); // this will be result insertion point |
|
763 TInt high( textArrayOfTheDay.Count() - 1 ); |
|
764 TInt mid(0); |
|
765 while ( high >= low ) |
|
766 { |
|
767 mid = (high + low) / 2; |
|
768 if ( isToday ? ( minutesInToday < minutesArrayOfToday[mid] || |
|
769 ( minutesInToday == minutesArrayOfToday[mid] && |
|
770 thisText.CompareC(textArrayOfTheDay[mid]) > 0 ) ) : |
|
771 thisText.CompareC(textArrayOfTheDay[mid]) > 0 ) |
|
772 { |
|
773 low = mid + 1; |
|
774 } |
|
775 else |
|
776 { |
|
777 high = mid - 1; |
|
778 } |
|
779 } |
|
780 // low is result |
|
781 if ( isToday ) |
|
782 { |
|
783 User::LeaveIfError(minutesArrayOfToday.Insert( |
|
784 minutesInToday, low ) ); |
|
785 } |
|
786 // INSERT POINT |
|
787 AknTextUtils::LanguageSpecificNumberConversion(aBuf); |
|
788 iItemArray->InsertL(firstIndexOfTheDay + low, aBuf); |
|
789 User::LeaveIfError( textArrayOfTheDay.Insert( |
|
790 (*iItemArray)[firstIndexOfTheDay + low].Mid(textOffset).Left( |
|
791 KNotepadMaxCharactersForSort), |
|
792 low ) ); |
|
793 User::LeaveIfError( |
|
794 iKeyArray.Insert(thisKey, firstIndexOfTheDay + low) ); |
|
795 } |
|
796 if ( iModelObserver && |
|
797 iItemArray->Count() == KNotepadBuildItemArrayProgressCount ) |
|
798 { |
|
799 iModelObserver->HandleNotepadModelEventL( |
|
800 MNotepadModelObserver::EProgressItemArrayChange ); |
|
801 } |
|
802 prevDateTime = dateTime; |
|
803 iDbView.NextL(); |
|
804 } |
|
805 CleanupStack::PopAndDestroy(2); // minutesArrayOfToday, textArrayOfTheDay |
|
806 } |
|
807 |
|
808 // ----------------------------------------------------------------------------- |
|
809 // CNotepadModel::DoBuildTemplateItemArrayL |
|
810 // ----------------------------------------------------------------------------- |
|
811 // |
|
812 void CNotepadModel::DoBuildTemplateItemArrayL( |
|
813 TPtr& aBuf) |
|
814 { |
|
815 iDbView.FirstL(); |
|
816 while (iDbView.AtRow()) |
|
817 { |
|
818 iDbView.GetL(); |
|
819 TInt thisKey(iDbView.ColInt(ENotepadKey)); |
|
820 aBuf.SetLength(0); |
|
821 switch (iListingStyle) |
|
822 { |
|
823 case ENotepadListingStyleMC: |
|
824 aBuf.Append(KNotepadMceFirstColumnData); |
|
825 aBuf.Append(KColumnListSeparator); |
|
826 // pass through into next case |
|
827 case ENotepadListingStyleFetchMC: // fetch template |
|
828 AppendContentAsLabelL(aBuf, iDbView); |
|
829 break; |
|
830 default: |
|
831 break; |
|
832 } |
|
833 // INSERT POINT |
|
834 iItemArray->AppendL(aBuf); |
|
835 User::LeaveIfError(iKeyArray.Append(thisKey)); |
|
836 if ( iModelObserver && |
|
837 iItemArray->Count() == KNotepadBuildItemArrayProgressCount ) |
|
838 { |
|
839 iModelObserver->HandleNotepadModelEventL( |
|
840 MNotepadModelObserver::EProgressItemArrayChange ); |
|
841 } |
|
842 iDbView.NextL(); |
|
843 } |
|
844 } |
|
845 |
|
846 // ----------------------------------------------------------------------------- |
|
847 // CNotepadModel::CNotepadModel_Reserved |
|
848 // ----------------------------------------------------------------------------- |
|
849 // |
|
850 EXPORT_C void CNotepadModel::CNotepadModel_Reserved() |
|
851 { |
|
852 } |
|
853 |
|
854 // ----------------------------------------------------------------------------- |
|
855 // CNotepadModel::SetItemArrayFlags |
|
856 // ----------------------------------------------------------------------------- |
|
857 // |
|
858 void CNotepadModel::SetItemArrayFlags() |
|
859 { |
|
860 if(iFlag&ENotepadItemArrayUpdateOnly) |
|
861 { |
|
862 |
|
863 iFlag |= ENotepadRequireDbViewUpdate; |
|
864 iFlag |= ENotepadRequireItemArrayUpdate; |
|
865 } |
|
866 } |
|
867 |
|
868 // ----------------------------------------------------------------------------- |
|
869 // CNotepadModel::ItemArrayFlags |
|
870 // ----------------------------------------------------------------------------- |
|
871 // |
|
872 TUint CNotepadModel::ItemArrayFlags() |
|
873 { |
|
874 return iFlag; |
|
875 } |
|
876 |
|
877 // ----------------------------------------------------------------------------- |
|
878 // CNotepadModel::CDatabaseChangeNotifier::NewL |
|
879 // ----------------------------------------------------------------------------- |
|
880 // |
|
881 CNotepadModel::CDatabaseChangeNotifier* |
|
882 CNotepadModel::CDatabaseChangeNotifier::NewL( |
|
883 RDbDatabase& aDatabase, |
|
884 CNotepadModel& aModel ) |
|
885 { |
|
886 CDatabaseChangeNotifier* self = |
|
887 new(ELeave) CDatabaseChangeNotifier(aModel); |
|
888 CleanupStack::PushL(self); |
|
889 self->ConstructL(aDatabase); |
|
890 CleanupStack::Pop(); // self |
|
891 return self; |
|
892 } |
|
893 |
|
894 // ----------------------------------------------------------------------------- |
|
895 // CNotepadModel::CDatabaseChangeNotifier::~CDatabaseChangeNotifier |
|
896 // ----------------------------------------------------------------------------- |
|
897 // |
|
898 CNotepadModel::CDatabaseChangeNotifier::~CDatabaseChangeNotifier() |
|
899 { |
|
900 Cancel(); |
|
901 iDbNotifier.Close(); |
|
902 } |
|
903 |
|
904 // ----------------------------------------------------------------------------- |
|
905 // CNotepadModel::CDatabaseChangeNotifier::CDatabaseChangeNotifier |
|
906 // ----------------------------------------------------------------------------- |
|
907 // |
|
908 CNotepadModel::CDatabaseChangeNotifier::CDatabaseChangeNotifier( |
|
909 CNotepadModel& aModel ) |
|
910 :CActive(CActive::EPriorityLow), iModel(aModel) |
|
911 { |
|
912 CActiveScheduler::Add(this); |
|
913 } |
|
914 |
|
915 // ----------------------------------------------------------------------------- |
|
916 // CNotepadModel::CDatabaseChangeNotifier::ConstructL |
|
917 // ----------------------------------------------------------------------------- |
|
918 // |
|
919 void CNotepadModel::CDatabaseChangeNotifier::ConstructL( |
|
920 RDbDatabase& aDatabase ) |
|
921 { |
|
922 User::LeaveIfError(iDbNotifier.Open(aDatabase)); |
|
923 iDbNotifier.NotifyChange(iStatus); |
|
924 SetActive(); |
|
925 } |
|
926 |
|
927 // ----------------------------------------------------------------------------- |
|
928 // CNotepadModel::CDatabaseChangeNotifier::DoCancel |
|
929 // ----------------------------------------------------------------------------- |
|
930 // |
|
931 void CNotepadModel::CDatabaseChangeNotifier::DoCancel() |
|
932 { |
|
933 iDbNotifier.Cancel(); |
|
934 } |
|
935 |
|
936 // ----------------------------------------------------------------------------- |
|
937 // CNotepadModel::CDatabaseChangeNotifier::RunL |
|
938 // ----------------------------------------------------------------------------- |
|
939 // |
|
940 void CNotepadModel::CDatabaseChangeNotifier::RunL() |
|
941 { |
|
942 // enum TEvent {EClose,EUnlock,ECommit,ERollback,ERecover}; |
|
943 TInt status(iStatus.Int()); |
|
944 TInt err(KErrNone); |
|
945 if (status == RDbNotifier::ECommit) |
|
946 { |
|
947 TRAP(err, iModel.HandleDatabaseChangedL(status);); |
|
948 } |
|
949 // Restart this even if err != KErrNone |
|
950 iDbNotifier.NotifyChange(iStatus); |
|
951 SetActive(); |
|
952 User::LeaveIfError(err); |
|
953 } |
|
954 |
|
955 // End of File |