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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 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: CLandmarkManageHandlers class implementation |
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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 <epos_cposlandmarkdatabase.h> |
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20 #include <epos_cposlmcategorymanager.h> |
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21 #include <epos_cposlandmarksearch.h> |
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22 #include <epos_TposLmDatabaseSettings.h> |
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23 #include "clandmarkmanagehandlers.h" |
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24 |
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25 //class CLandmarkManageHandlers |
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26 // ============================ MEMBER FUNCTIONS =============================== |
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27 |
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28 // ----------------------------------------------------------------------------- |
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29 // CLandmarkManageHandlers::NewL() |
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30 // Two-phased constructor. |
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31 // ----------------------------------------------------------------------------- |
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32 // |
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33 CLandmarkManageHandlers* CLandmarkManageHandlers::NewL( ) |
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34 { |
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35 CLandmarkManageHandlers* self = new (ELeave) CLandmarkManageHandlers(); |
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36 return self; |
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37 } |
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38 |
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39 // ----------------------------------------------------------------------------- |
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40 // CLandmarkManageHandlers::CLandmarkManageHandlers() |
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41 // C++ default constructor can NOT contain any code, that might leave. |
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42 // ----------------------------------------------------------------------------- |
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43 // |
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44 CLandmarkManageHandlers::CLandmarkManageHandlers( ) |
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45 { |
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46 } |
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47 |
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48 // ----------------------------------------------------------------------------- |
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49 // CLandmarkManageHandlers::~CLandmarkManageHandlers() |
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50 // Destructor. |
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51 // ----------------------------------------------------------------------------- |
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52 // |
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53 CLandmarkManageHandlers::~CLandmarkManageHandlers( ) |
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54 { |
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55 iHandlers.ResetAndDestroy ( ); |
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56 iHandlers.Close(); |
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57 } |
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58 |
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59 // ----------------------------------------------------------------------------- |
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60 // CLandmarkManageHandlers::CloseHandler( CLandmarkHandler* aHandler ) |
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61 // Closes the passed CLandmarkHandler handle and removes it from the array. |
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62 // ----------------------------------------------------------------------------- |
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63 // |
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64 void CLandmarkManageHandlers::CloseHandler( CLandmarkHandler* aHandler ) |
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65 { |
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66 TInt index = iHandlers.Find (aHandler ); |
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67 if ( index != KErrNotFound ) |
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68 { |
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69 delete iHandlers[index]; |
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70 iHandlers[index] = NULL; |
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71 iHandlers.Remove (index ); |
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72 } |
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73 } |
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74 // ----------------------------------------------------------------------------- |
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75 // CLandmarkManageHandlers::CreateHandlerL(TDesC & aDatabaseUri) |
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76 // Creates and Returns the handle of CLandmarkHandler instance. |
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77 // ----------------------------------------------------------------------------- |
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78 // |
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79 CLandmarkHandler* CLandmarkManageHandlers::CreateHandlerL( |
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80 const TDesC& aDatabaseUri ) |
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81 { |
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82 //create a database handle and append to the array. |
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83 CLandmarkHandler* handler = CLandmarkHandler::CreateL (aDatabaseUri ); |
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84 CleanupStack::PushL (handler ); |
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85 iHandlers.AppendL (handler ); |
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86 CleanupStack::Pop (handler ); |
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87 //if there is no default handler then set default as device default |
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88 if( !iDefaultHandler && aDatabaseUri == KNullDesC ) |
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89 { |
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90 iDefaultHandler = handler; |
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91 } |
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92 return handler; |
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93 } |
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94 |
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95 // ----------------------------------------------------------------------------- |
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96 // CLandmarkManageHandlers::GetHandlerL(TDesC & aDatabaseUri) |
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97 // Returns the handle of CLandmarkHandler instance. |
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98 // ----------------------------------------------------------------------------- |
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99 // |
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100 CLandmarkHandler* CLandmarkManageHandlers::GetHandlerL(const TDesC& aDatabaseUri ) |
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101 { |
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102 _LIT(KDriveSeparatorSymbol, ":"); |
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103 _LIT(KDefaultDriveLocal, "c"); |
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104 _LIT(KProtocolSeparatorLocal, "://"); |
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105 _LIT(KLocalProtocolString, "file"); |
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106 |
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107 CLandmarkHandler* handler= NULL; |
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108 //if aDatabaseUri is KNullDesC then return the default handler |
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109 if ( aDatabaseUri == KNullDesC ) |
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110 { |
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111 if ( iDefaultHandler ) |
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112 { |
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113 iDefaultHandler->InitL ( ); |
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114 } |
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115 handler = iDefaultHandler; |
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116 } |
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117 //else compare the passed URI with the stored handle's URI |
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118 else |
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119 { |
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120 //Simple parsing. Have to implement better parsing |
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121 TBuf<KPosLmDatabaseName> dbName; |
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122 TInt offset = aDatabaseUri.Find (KProtocolSeparatorLocal ); |
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123 if ( KErrNotFound == offset ) |
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124 { |
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125 dbName.Copy (KLocalProtocolString ); |
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126 dbName.Append (KProtocolSeparatorLocal ); |
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127 } |
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128 if ( aDatabaseUri.Find (KDriveSeparatorSymbol )<= offset ) |
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129 { |
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130 dbName.Append (KDefaultDriveLocal ); |
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131 dbName.Append (KDriveSeparatorSymbol ); |
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132 } |
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133 //Check for Length < KPosLmDatabaseName |
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134 if ( (aDatabaseUri.Length() + dbName.Length()) > KPosLmDatabaseName ) |
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135 { |
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136 User::Leave ( KErrBadName ); |
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137 } |
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138 //create the complete db uri |
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139 dbName.Append (aDatabaseUri ); |
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140 //normalize to lower |
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141 dbName.LowerCase ( ); |
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142 TInt count = iHandlers.Count ( ); |
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143 TPtrC dbUri; |
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144 while ( count ) |
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145 { |
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146 //Retrieve the handles from end |
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147 handler = iHandlers[--count]; |
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148 handler->GetDatabaseUri (dbUri ); |
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149 if ( dbUri == dbName ) |
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150 { |
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151 handler->InitL ( ); |
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152 break; |
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153 } |
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154 //if no handle found then NULL |
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155 handler = NULL; |
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156 } |
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157 } |
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158 return handler; |
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159 } |
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160 |
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161 // ----------------------------------------------------------------------------- |
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162 // CLandmarkManageHandlers::SetDefaultHandler(CLandmarkHandler* aHandler) |
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163 // Sets the default handler. |
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164 // ----------------------------------------------------------------------------- |
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165 // |
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166 void CLandmarkManageHandlers::SetDefaultHandler( CLandmarkHandler* aHandler ) |
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167 { |
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168 iDefaultHandler = aHandler; |
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169 } |
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170 |
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171 //Class CLandmarkHandler |
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172 // ============================ MEMBER FUNCTIONS =============================== |
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173 |
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174 // ----------------------------------------------------------------------------- |
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175 // CLandmarkHandler::CreateL( TDesC & aDatabaseUri ) |
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176 // Two-phased constructor. |
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177 // ----------------------------------------------------------------------------- |
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178 // |
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179 CLandmarkHandler* CLandmarkHandler::CreateL( const TDesC& aDatabaseUri ) |
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180 { |
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181 CLandmarkHandler* self = new (ELeave) CLandmarkHandler(); |
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182 CleanupStack::PushL ( self ); |
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183 self->ConstructL (aDatabaseUri ); |
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184 CleanupStack::Pop ( self ); |
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185 return self; |
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186 } |
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187 |
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188 // ----------------------------------------------------------------------------- |
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189 // CLandmarkHandler::ConstructL( TDesC & aDatabaseUri ) |
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190 // Symbian 2nd phase constructor can leave. |
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191 // ----------------------------------------------------------------------------- |
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192 // |
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193 void CLandmarkHandler::ConstructL( const TDesC& aDatabaseUri ) |
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194 { |
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195 //Open default database or the database requested depending on paramater aDatabaseUri |
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196 if ( aDatabaseUri != KNullDesC ) |
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197 { |
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198 iLandmarkDatabaseHandle = CPosLandmarkDatabase::OpenL (aDatabaseUri ); |
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199 } |
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200 else |
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201 { |
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202 iLandmarkDatabaseHandle = CPosLandmarkDatabase::OpenL ( ); |
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203 } |
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204 iDatabaseUri = iLandmarkDatabaseHandle->DatabaseUriLC ( ); |
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205 CleanupStack::Pop (iDatabaseUri ); |
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206 //Normalize to lower |
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207 iDatabaseUri->Des().LowerCase ( ); |
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208 //initialize the database for further opertaions on the database. |
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209 ExecuteAndDeleteLD (iLandmarkDatabaseHandle->InitializeL ( ) ); |
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210 //Create other handles with respect to the open database |
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211 iLmCategoryManagerHandle = CPosLmCategoryManager::NewL (*iLandmarkDatabaseHandle ); |
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212 iLandmarkSearchHandle = CPosLandmarkSearch::NewL (*iLandmarkDatabaseHandle ); |
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213 } |
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214 |
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215 // ----------------------------------------------------------------------------- |
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216 // CLandmarkHandler::CLandmarkHandler() |
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217 // C++ default constructor can NOT contain any code, that might leave. |
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218 // ----------------------------------------------------------------------------- |
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219 // |
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220 CLandmarkHandler::CLandmarkHandler( ) |
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221 { |
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222 } |
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223 |
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224 // ----------------------------------------------------------------------------- |
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225 // CLandmarkHandler::~CLandmarkHandler() |
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226 // Destructor. |
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227 // ----------------------------------------------------------------------------- |
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228 // |
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229 CLandmarkHandler::~CLandmarkHandler( ) |
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230 { |
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231 delete iLandmarkSearchHandle; |
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232 delete iLmCategoryManagerHandle; |
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233 delete iLandmarkDatabaseHandle; |
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234 delete iDatabaseUri; |
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235 } |
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236 |
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237 // ----------------------------------------------------------------------------- |
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238 // CLandmarkHandler::InitL() |
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239 // Initialize the databse if required. |
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240 // ----------------------------------------------------------------------------- |
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241 // |
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242 void CLandmarkHandler::InitL( ) |
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243 { |
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244 if (iLandmarkDatabaseHandle->IsInitializingNeeded ( ) ) |
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245 { |
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246 //Initialize the database for further opertaions on the database. |
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247 ExecuteAndDeleteLD (iLandmarkDatabaseHandle->InitializeL ( ) ); |
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248 } |
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249 } |
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250 |
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251 // End of File |