1 /* |
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2 * Copyright (c) 2010 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: Maptile database lookup table header. |
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15 * |
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16 */ |
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17 |
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18 #ifndef __LOOKUPMAPTILEDB_H__ |
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19 #define __LOOKUPMAPTILEDB_H__ |
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20 |
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21 //Headers needed |
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22 #include <f32file.h> //RFs |
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23 #include <d32dbms.h> //RDbNamedDatabase,RDbView |
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24 |
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25 #include "mylocationsdefines.h" |
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26 |
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27 /** |
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28 * CLookupMapTileDatabase class. |
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29 * This class handles all the operations related to maptile lookup database. |
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30 * |
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31 */ |
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32 |
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33 class CLookupMapTileDatabase : public CBase |
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34 { |
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35 public: |
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36 // Two phase constructors |
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37 |
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38 /** |
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39 * This is a static function, which creates and returns an instance of this class. |
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40 */ |
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41 static CLookupMapTileDatabase* NewL( const TDesC& aLookupTableName ); |
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42 |
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43 /** |
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44 * This is a static function, which creates and returns an instance of this class. Pushes the created object |
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45 * to the cleanup stack. |
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46 */ |
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47 static CLookupMapTileDatabase* NewLC( const TDesC& aLookupTableName ); |
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48 |
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49 /** |
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50 * Destructor |
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51 */ |
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52 ~CLookupMapTileDatabase(); |
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53 |
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54 public: |
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55 |
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56 /** |
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57 * Opens the lookup database. |
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58 */ |
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59 TInt Open(); |
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60 |
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61 /** |
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62 * Closes the lookup database. |
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63 */ |
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64 void Close(); |
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65 |
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66 /** |
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67 * Creates an entry in the lookup table. |
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68 * @param[in] aLookupItem The lookup item to be created in the database. |
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69 */ |
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70 void CreateEntryL( const TLookupItem& aLookupItem ); |
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71 |
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72 /** |
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73 * Updates an entry in the lookup table. |
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74 * @param[in] aLookupItem The lookup item to be updated in the database. |
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75 */ |
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76 void UpdateEntryL( const TLookupItem& aLookupItem ); |
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77 |
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78 /** |
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79 * Deletes an entry from the lookup table. |
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80 * @param[in] aLookupItem The lookup item to be deleted from the database. |
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81 */ |
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82 void DeleteEntryL( TLookupItem& aLookupItem ); |
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83 |
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84 /** |
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85 * Deletes maptile from the repository if the ref to that maptile in the db reaches one |
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86 * @param[in] aLookupItem The lookup item containing the path to the maptile |
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87 */ |
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88 void DeleteMapTileL( const TLookupItem& aLookupItem ); |
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89 |
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90 /** |
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91 * Finds an entry in the lookup table. |
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92 * @param[in/out] aLookupItem The lookup item to be found in the database. The source iUid is passed |
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93 * in the lookup item |
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94 * @return ETrue if found, else EFalse |
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95 */ |
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96 TBool FindEntryL( TLookupItem& aLookupItem); |
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97 |
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98 /** |
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99 * Finds an entry in the lookup table for the given maptile name. |
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100 * @param[in] aFilePath The lookup item to be found in the database. maptile file path is passed |
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101 * @return ETrue if found, else EFalse |
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102 */ |
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103 TBool FindEntryByFilePathL(const TDesC& aFilePath); |
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104 |
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105 void FindEntriesByMapTileFetchingStateL(const TUint32 aFetchingState, |
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106 RArray<TLookupItem>& aLookupItemArray); |
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107 |
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108 /** |
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109 * Gets the list of calendar ids. |
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110 * @param[out] aIdArray Calendar id list |
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111 */ |
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112 void GetAllCalendarIdsL( RArray<TUint32>& aIdArray ); |
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113 |
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114 /** |
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115 * ReSet the entry in the lookup table , with null value |
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116 * @param aLookupItem The lookup item entry to be reseted in the database, |
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117 * get the used maptile path as part of lookupItem filepath , to free the resource |
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118 */ |
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119 void ReSetEntryL( TLookupItem &aLookupItem ); |
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120 private: |
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121 |
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122 // default constructor |
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123 CLookupMapTileDatabase(); |
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124 |
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125 // Second phase constructor |
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126 void ConstructL( const TDesC& aLookupTableName ); |
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127 |
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128 // Creates a lookup table in the lookup database. |
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129 void CreateTableL(RDbDatabase& aDatabase); |
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130 |
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131 private: |
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132 |
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133 // Handle to the items database |
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134 RDbNamedDatabase iItemsDatabase; |
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135 |
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136 // handle to the file session |
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137 RFs iFsSession; |
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138 |
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139 // holds the database file name |
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140 TFileName iDbFileName; |
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141 |
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142 }; |
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143 |
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144 |
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145 #endif // __LOOKUPMAPTILEDB_H__ |
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146 |
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147 // End of file |
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148 |
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