1 /* |
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2 * Copyright (c) 2005 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: Contains implementation of the CCentralRepositoryHandler class. |
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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 "RadioFmPresetCentralRepositoryHandler.h" |
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21 #include "RadioFmPresetRadioSettings.h" |
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22 #include <centralrepository.h> |
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23 #include "RadioFmPresetCRKeys.h" |
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24 #include "RadioFmPresetUtilityBody.h" |
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25 #include "debug.h" |
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26 #include <s32mem.h> |
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27 |
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28 |
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29 // ============= STATIC FUNCTIONS ============== |
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30 |
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31 static TInt ChannelIndexL( const TInt aChannelIndex ) |
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32 { |
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33 if ( ( KMaxNumberOfPresetStations <= aChannelIndex ) || |
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34 ( 0 > aChannelIndex ) ) |
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35 { |
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36 User::Leave( KErrArgument ); |
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37 } |
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38 return KFmRadioPresetChannel1 + |
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39 ( KNbrOfParametersPerChannelSequence * (aChannelIndex) ); |
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40 } |
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41 |
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42 // ---------------------------------------------------- |
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43 // CalculateNameIndexL |
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44 // Calculates key index for channel's name parameter for. |
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45 // Returns: key index of channel name parameter |
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46 // ---------------------------------------------------- |
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47 // |
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48 static TInt CalculateNameIndexL( TInt aChannelIndex ) |
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49 { |
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50 return (ChannelIndexL( aChannelIndex ) + KChannelNameOffset); |
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51 } |
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52 |
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53 // ---------------------------------------------------- |
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54 // CalculateFrequencyIndexL |
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55 // Calculates key index for channel's frequency parameter. |
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56 // Returns: key index of channel frequency parameter |
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57 // ---------------------------------------------------- |
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58 // |
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59 static TInt CalculateFrequencyIndexL( TInt aChannelIndex ) |
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60 { |
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61 return (ChannelIndexL( aChannelIndex ) + KFrequencyOffset); |
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62 } |
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63 |
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64 // ---------------------------------------------------- |
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65 // CalculateUrlIndexL |
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66 // Calculates key index for channel's URL parameter. |
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67 // Returns: key index of channel URL parameter |
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68 // ---------------------------------------------------- |
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69 // |
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70 static TInt CalculateUrlIndexL( TInt aChannelIndex ) |
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71 { |
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72 return (ChannelIndexL( aChannelIndex ) + KUrlOffset); |
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73 } |
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74 |
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75 // ---------------------------------------------------- |
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76 // CalculateRestOfParametersIndexL |
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77 // Calculates key index for channel's other parameters. |
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78 // Returns: key index of channel other parameters |
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79 // ---------------------------------------------------- |
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80 // |
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81 static TInt CalculateRestOfParametersIndexL( TInt aChannelIndex ) |
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82 { |
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83 return (ChannelIndexL( aChannelIndex ) + KRestOfParametersOffset); |
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84 } |
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85 |
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86 // ============================ MEMBER FUNCTIONS =============================== |
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87 |
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88 // ---------------------------------------------------- |
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89 // CCentralRepositoryHandler::CCentralRepositoryHandler |
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90 // Default class constructor. |
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91 // ---------------------------------------------------- |
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92 // |
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93 CCentralRepositoryHandler::CCentralRepositoryHandler( |
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94 TRadioSettings& aRadioSettings) // a reference to aRadioSettings |
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95 :iRadioSettings(&aRadioSettings) |
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96 { |
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97 FTRACE(FPrint(_L("calling CCentralRepositoryHandler::NewL()"))); |
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98 } |
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99 |
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100 // ---------------------------------------------------- |
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101 // CCentralRepositoryHandler::ConstructL |
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102 // Second phase class constructor. |
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103 // ---------------------------------------------------- |
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104 // |
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105 void CCentralRepositoryHandler::ConstructL() |
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106 { |
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107 RDebug::Print(_L("entering CCentralRepositoryHandler::ConstructL()")); |
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108 TRAPD (err, iCentralRepository = CRepository::NewL(KCRUidFmPresetUtility)); |
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109 RDebug::Print(_L("err[%d]"), err); |
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110 RDebug::Print(_L("calling CCentralRepositoryHandler::RetrieveInitialSettings()")); |
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111 RetrieveInitialSettings(); |
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112 RDebug::Print(_L("exiting CCentralRepositoryHandler::ConstructL()")); |
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113 } |
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114 |
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115 // ---------------------------------------------------- |
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116 // CCentralRepositoryHandler::NewL |
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117 // Two-phased class constructor. |
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118 // ---------------------------------------------------- |
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119 // |
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120 CCentralRepositoryHandler* CCentralRepositoryHandler::NewL( |
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121 TRadioSettings& aRadioSettings) // a reference to aRadioSettings |
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122 { |
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123 RDebug::Print(_L("entering CCentralRepositoryHandler::NewL()")); |
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124 CCentralRepositoryHandler *self = new(ELeave) CCentralRepositoryHandler(aRadioSettings); |
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125 CleanupStack::PushL(self); |
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126 self->ConstructL(); |
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127 CleanupStack::Pop(self); |
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128 return self; |
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129 } |
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130 |
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131 // ---------------------------------------------------- |
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132 // CCentralRepositoryHandler::~CCentralRepositoryHandler |
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133 // Destructor of CCentralRepositoryHandler class. |
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134 // ---------------------------------------------------- |
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135 // |
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136 CCentralRepositoryHandler::~CCentralRepositoryHandler() |
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137 { |
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138 iRadioSettings = NULL; |
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139 if(iCentralRepository) |
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140 { |
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141 delete iCentralRepository; |
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142 } |
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143 } |
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144 |
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145 |
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146 // ---------------------------------------------------- |
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147 // CCentralRepositoryHandler::RetrieveInitialSettings |
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148 // Retrieves persistent settings from shared data. |
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149 // Returns: None |
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150 // ---------------------------------------------------- |
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151 // |
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152 void CCentralRepositoryHandler::RetrieveInitialSettings() |
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153 { |
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154 |
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155 |
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156 |
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157 } |
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158 |
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159 // ---------------------------------------------------- |
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160 // CCentralRepositoryHandler::RetrievePresetFrequency |
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161 // Retrieve the preset frequency from shared data |
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162 // Returns: None |
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163 // ---------------------------------------------------- |
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164 // |
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165 TInt CCentralRepositoryHandler::RetrievePresetFrequencyL( |
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166 TInt aIndex) const // the preset index |
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167 { |
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168 TInt tempFrequency( KErrNotFound ); |
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169 // Read frequency from its own key in the key sequence |
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170 iCentralRepository->Get( CalculateFrequencyIndexL( aIndex ), tempFrequency ); |
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171 return tempFrequency; |
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172 } |
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173 |
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174 // ---------------------------------------------------- |
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175 // CCentralRepositoryHandler::RetrievePresetName |
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176 // Retrieve the preset name from shared data |
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177 // Returns: None |
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178 // ---------------------------------------------------- |
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179 // |
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180 TFmPresetName CCentralRepositoryHandler::RetrievePresetNameL( |
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181 TInt aIndex) const // the preset channel index |
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182 { |
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183 // Read name from its own key in the key sequence |
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184 TInt nameIndex( CalculateNameIndexL( aIndex ) ); |
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185 TFmPresetName tempChannelName; |
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186 iCentralRepository->Get(nameIndex, tempChannelName ); |
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187 return tempChannelName; |
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188 } |
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189 |
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190 // ---------------------------------------------------- |
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191 // CCentralRepositoryHandler::RetrievePresetUrl |
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192 // Retrieve the preset Url from shared data |
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193 // Returns: None |
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194 // ---------------------------------------------------- |
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195 // |
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196 TFmPresetUrl CCentralRepositoryHandler::RetrievePresetUrlL( |
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197 TInt aIndex) const // the preset channel index |
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198 { |
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199 // Read url from its own key in the key sequence |
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200 TInt urlIndex( CalculateUrlIndexL( aIndex ) ); |
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201 TFmPresetUrl tempUrlName; |
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202 iCentralRepository->Get(urlIndex, tempUrlName ); |
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203 return tempUrlName; //ownership moves to the caller |
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204 } |
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205 |
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206 // ---------------------------------------------------- |
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207 // CCentralRepositoryHandler::RetrievePresetPTYL |
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208 // Retrieve the preset PTY from shared data |
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209 // Returns: tempPTY: the channel PTY |
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210 // ---------------------------------------------------- |
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211 // |
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212 TUint CCentralRepositoryHandler::RetrievePresetPTYL( |
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213 TInt aIndex) const // the preset index |
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214 { |
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215 TUint tempPTY = KDefaultRadioPTY; |
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216 HBufC8* buf = HBufC8::NewLC( sizeof(TPresetChannel) ); |
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217 TPtr8 bufPtr = buf->Des(); |
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218 TInt tempChannelIndex( CalculateRestOfParametersIndexL( aIndex ) ); |
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219 TInt errCode = iCentralRepository->Get( tempChannelIndex, bufPtr ); |
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220 if(KErrNone == errCode) |
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221 { |
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222 if (bufPtr.Length() != 0) |
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223 { |
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224 tempPTY = ConvertStringToChannelPTYL(bufPtr); |
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225 } |
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226 } |
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227 CleanupStack::PopAndDestroy(buf); |
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228 return tempPTY; |
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229 } |
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230 |
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231 // ---------------------------------------------------- |
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232 // CCentralRepositoryHandler::RetrievePresetPIL |
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233 // Retrieve the preset PI from shared data |
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234 // Returns: tempPI: the channel PI |
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235 // ---------------------------------------------------- |
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236 // |
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237 TUint CCentralRepositoryHandler::RetrievePresetPIL( |
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238 TInt aIndex) const // the preset index |
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239 { |
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240 TUint tempPI = KDefaultRadioPI; |
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241 HBufC8* buf = HBufC8::NewLC( sizeof(TPresetChannel) ); |
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242 TPtr8 bufPtr = buf->Des(); |
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243 TInt tempChannelIndex( CalculateRestOfParametersIndexL( aIndex ) ); |
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244 TInt errCode = iCentralRepository->Get( tempChannelIndex, bufPtr ); |
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245 if(KErrNone == errCode) |
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246 { |
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247 if (bufPtr.Length() != 0) |
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248 { |
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249 tempPI = ConvertStringToChannelPIL(bufPtr); |
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250 } |
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251 } |
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252 CleanupStack::PopAndDestroy(buf); |
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253 return tempPI; |
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254 } |
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255 |
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256 // ---------------------------------------------------- |
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257 // CCentralRepositoryHandler::RetrievePresetFavouriteL |
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258 // Retrieve the preset favourite information from shared data |
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259 // Returns: tempFav: the channel local station flag |
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260 // ---------------------------------------------------- |
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261 // |
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262 TBool CCentralRepositoryHandler::RetrievePresetFavouriteL( |
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263 TInt aIndex) const // the preset index |
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264 { |
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265 TBool tempFav = EFalse; |
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266 HBufC8* buf = HBufC8::NewLC(sizeof(TPresetChannel)); |
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267 TPtr8 bufPtr = buf->Des(); |
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268 TInt tempChannelIndex( CalculateRestOfParametersIndexL( aIndex ) ); |
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269 TInt errCode = iCentralRepository->Get(tempChannelIndex, bufPtr); |
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270 if(KErrNone == errCode) |
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271 { |
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272 if (bufPtr.Length() != 0) |
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273 { |
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274 tempFav = ConvertStringToChannelFavouriteL(bufPtr); |
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275 } |
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276 } |
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277 CleanupStack::PopAndDestroy(buf); |
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278 return tempFav; |
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279 } |
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280 |
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281 // ---------------------------------------------------- |
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282 // CCentralRepositoryHandler::RetrievePresetUserRenameL |
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283 // Retrieve the preset user rename information from shared data |
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284 // Returns: tempRen: the channel user rename flag |
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285 // ---------------------------------------------------- |
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286 // |
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287 TBool CCentralRepositoryHandler::RetrievePresetUserRenameL( |
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288 TInt aIndex) const // the preset index |
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289 { |
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290 TBool tempRen = EFalse; |
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291 HBufC8* buf = HBufC8::NewLC(sizeof(TPresetChannel)); |
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292 TPtr8 bufPtr = buf->Des(); |
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293 TInt tempChannelIndex( CalculateRestOfParametersIndexL( aIndex ) ); |
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294 TInt errCode = iCentralRepository->Get(tempChannelIndex, bufPtr); |
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295 if(KErrNone == errCode) |
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296 { |
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297 if (bufPtr.Length() != 0) |
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298 { |
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299 tempRen = ConvertStringToChannelUserRenameL(bufPtr); |
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300 } |
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301 } |
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302 CleanupStack::PopAndDestroy(buf); |
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303 return tempRen; |
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304 } |
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305 |
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306 // ---------------------------------------------------- |
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307 // CCentralRepositoryHandler::SavePresetFrequency |
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308 // Save channel preset info back to shared data |
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309 // Returns: None |
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310 // ---------------------------------------------------- |
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311 // |
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312 void CCentralRepositoryHandler::SavePresetFrequencyL( |
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313 TInt aIndex, // preset channel index |
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314 TInt aFrequency) //new frequency |
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315 { |
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316 TInt frequencyIndex( CalculateFrequencyIndexL( aIndex ) ); |
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317 User::LeaveIfError( iCentralRepository->Set(frequencyIndex, aFrequency ) ); |
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318 if ( 0 >= aFrequency ) |
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319 { |
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320 // aFrequency values 0, -1(Or <=0) means that it is better to destroy |
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321 // rest of parameters and also URL |
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322 iCentralRepository->Delete( CalculateRestOfParametersIndexL( aIndex ) ); |
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323 iCentralRepository->Delete( CalculateUrlIndexL( aIndex ) ); |
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324 } |
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325 } |
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326 |
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327 // ---------------------------------------------------- |
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328 // CCentralRepositoryHandler::SavePresetName |
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329 // Save channel preset name back to shared data |
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330 // Returns: None |
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331 // ---------------------------------------------------- |
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332 // |
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333 void CCentralRepositoryHandler::SavePresetNameL( |
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334 TInt aIndex, //the preset channel index |
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335 const TFmPresetName& aStationName ) //preset channel name |
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336 { |
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337 TInt nameIndex( CalculateNameIndexL(aIndex) ); |
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338 TPtrC namePtr( aStationName ); |
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339 User::LeaveIfError( iCentralRepository->Set( nameIndex, namePtr) ); |
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340 } |
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341 |
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342 // ---------------------------------------------------- |
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343 // CCentralRepositoryHandler::SavePresetUrlL |
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344 // Save channel preset url back to shared data |
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345 // Returns: None |
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346 // ---------------------------------------------------- |
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347 // |
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348 void CCentralRepositoryHandler::SavePresetUrlL( |
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349 TInt aIndex, //the preset channel index |
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350 const TFmPresetUrl& aStationUrl ) //preset Url |
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351 { |
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352 TInt urlIndex( CalculateUrlIndexL(aIndex) ); |
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353 TPtrC urlPtr( aStationUrl ); |
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354 User::LeaveIfError( iCentralRepository->Set( urlIndex, urlPtr ) ); |
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355 } |
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356 |
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357 // ---------------------------------------------------- |
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358 // CCentralRepositoryHandler::SavePresetPIL |
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359 // Save channel PI code back to shared data |
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360 // Returns: None |
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361 // ---------------------------------------------------- |
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362 // |
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363 void CCentralRepositoryHandler::SavePresetPIL( |
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364 TInt aIndex, // preset channel index |
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365 TUint aPI) // new programme identification code |
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366 { |
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367 TPresetChannel presetChannel; |
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368 TInt restOfParametersIndex( CalculateRestOfParametersIndexL( aIndex ) ); |
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369 HBufC8* buf = HBufC8::NewLC(sizeof(TPresetChannel)); |
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370 TPtr8 bufPtr = buf->Des(); |
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371 UpdateChannelObjectWithPIL(aIndex, presetChannel, aPI); |
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372 ExternalizeToStreamL(presetChannel, bufPtr); |
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373 User::LeaveIfError( iCentralRepository->Set(restOfParametersIndex, bufPtr ) ); |
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374 CleanupStack::PopAndDestroy(buf); |
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375 } |
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376 |
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377 // ---------------------------------------------------- |
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378 // CCentralRepositoryHandler::SavePresetPTYL |
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379 // Save channel PTY code back to shared data |
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380 // Returns: None |
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381 // ---------------------------------------------------- |
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382 // |
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383 void CCentralRepositoryHandler::SavePresetPTYL( |
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384 TInt aIndex, // preset channel index |
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385 TUint aPTY) // new programme identification code |
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386 { |
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387 TPresetChannel presetChannel; |
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388 TInt restOfParametersIndex( CalculateRestOfParametersIndexL( aIndex ) ); |
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389 HBufC8* buf = HBufC8::NewLC(sizeof(TPresetChannel)); |
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390 TPtr8 bufPtr = buf->Des(); |
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391 UpdateChannelObjectWithPTYL(aIndex, presetChannel, aPTY); |
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392 ExternalizeToStreamL(presetChannel, bufPtr); |
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393 User::LeaveIfError( iCentralRepository->Set(restOfParametersIndex, bufPtr ) ); |
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394 CleanupStack::PopAndDestroy(buf); |
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395 } |
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396 |
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397 // ---------------------------------------------------- |
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398 // CCentralRepositoryHandler::SavePresetFavouriteInfoL |
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399 // Save channel favourite station info back to shared data |
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400 // Returns: None |
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401 // ---------------------------------------------------- |
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402 // |
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403 void CCentralRepositoryHandler::SavePresetFavouriteInfoL( |
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404 TInt aIndex, // preset channel index |
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405 TBool aFav) // new programme favourite status |
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406 { |
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407 TPresetChannel presetChannel ; |
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408 TInt restOfParametersIndex( CalculateRestOfParametersIndexL( aIndex ) ); |
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409 HBufC8* buf = HBufC8::NewLC(sizeof(TPresetChannel)); |
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410 TPtr8 bufPtr = buf->Des(); |
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411 UpdateChannelObjectWithFavouriteInfoL(aIndex, presetChannel, aFav); |
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412 ExternalizeToStreamL(presetChannel, bufPtr); |
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413 User::LeaveIfError( iCentralRepository->Set(restOfParametersIndex, bufPtr ) ); |
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414 CleanupStack::PopAndDestroy(buf); |
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415 } |
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416 |
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417 // ---------------------------------------------------- |
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418 // CCentralRepositoryHandler::SavePresetUserRenameInfoL |
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419 // Save channel favourite station info back to shared data |
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420 // Returns: None |
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421 // ---------------------------------------------------- |
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422 // |
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423 void CCentralRepositoryHandler::SavePresetUserRenameInfoL( |
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424 TInt aIndex, // preset channel index |
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425 TBool aUR) // new programme user rename status |
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426 { |
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427 TPresetChannel presetChannel; |
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428 TInt restOfParametersIndex( CalculateRestOfParametersIndexL( aIndex ) ); |
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429 HBufC8* buf = HBufC8::NewLC(sizeof(TPresetChannel)); |
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430 TPtr8 bufPtr = buf->Des(); |
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431 UpdateChannelObjectWithUserRenameInfoL(aIndex, presetChannel, aUR); |
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432 ExternalizeToStreamL(presetChannel, bufPtr); |
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433 User::LeaveIfError( iCentralRepository->Set(restOfParametersIndex, bufPtr ) ); |
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434 CleanupStack::PopAndDestroy(buf); |
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435 } |
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436 |
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437 // ---------------------------------------------------- |
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438 // CCentralRepositoryHandler::SaveFmPresetSettings |
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439 // Save all FmPreset related persistent info back to shared data |
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440 // Returns: None |
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441 // ---------------------------------------------------- |
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442 // |
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443 void CCentralRepositoryHandler::SaveFmPresetSettings() |
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444 { |
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445 /* DEPRECATED. Not used anymore |
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446 iCentralRepository->Set( KFmRadioFrequency, iRadioSettings->Frequency() ); |
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447 iCentralRepository->Set( KFmRadioChannel, iRadioSettings->CurrentPreset() ); |
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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 // CCentralRepositoryHandler::ConvertStringToChannelPTYL |
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453 // Get the channel programme type code from the externalized stream |
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454 // Returns: tempPTY: the channel PTY |
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455 // ?value_n: ?description |
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456 // ?description |
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457 // ---------------------------------------------------- |
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458 // |
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459 TUint CCentralRepositoryHandler::ConvertStringToChannelPTYL( |
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460 const TDesC8& aString) const // a reference to the raw string |
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461 { |
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462 RDebug::Print (_L ("Entering CCentralRepositoryHandler::ConvertStringToChannelPTYL")); |
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463 TUint tempPTY = KDefaultRadioPTY; |
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464 TPresetChannel tempPresetChannel; |
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465 RDesReadStream inStream; |
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466 inStream.Open(aString); |
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467 CleanupClosePushL(inStream); |
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468 tempPresetChannel.InternalizeL(inStream); |
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469 CleanupStack::PopAndDestroy(&inStream); |
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470 tempPTY = tempPresetChannel.ChannelPty(); |
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471 RDebug::Print (_L ("Exiting CCentralRepositoryHandler::ConvertStringToChannelPTYL")); |
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472 return tempPTY; |
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473 } |
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474 |
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475 // ---------------------------------------------------- |
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476 // CCentralRepositoryHandler::ConvertStringToChannelPIL |
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477 // Get the channel programme identification code from the externalized stream |
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478 // Returns: tempPI: the channel PI |
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479 // ?value_n: ?description |
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480 // ?description |
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481 // ---------------------------------------------------- |
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482 // |
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483 TUint CCentralRepositoryHandler::ConvertStringToChannelPIL( |
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484 const TDesC8& aString) const // a reference to the raw string |
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485 { |
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486 RDebug::Print (_L ("Entering CCentralRepositoryHandler::ConvertStringToChannelPIL")); |
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487 TUint tempPI = KDefaultRadioPI; |
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488 TPresetChannel tempPresetChannel; |
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489 RDesReadStream inStream; |
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490 inStream.Open(aString); |
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491 CleanupClosePushL(inStream); |
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492 tempPresetChannel.InternalizeL(inStream); |
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493 CleanupStack::PopAndDestroy(&inStream); |
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494 tempPI = tempPresetChannel.ChannelPI(); |
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495 RDebug::Print (_L ("Exiting CCentralRepositoryHandler::ConvertStringToChannelPIL")); |
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496 return tempPI; |
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497 } |
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498 |
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499 // ---------------------------------------------------- |
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500 // CCentralRepositoryHandler::ConvertStringToChannelFavouriteL |
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501 // Get the channel favourite flag from the externalized stream |
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502 // Returns: tempFav: the channel favourite flag |
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503 // ?value_n: ?description |
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504 // ?description |
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505 // ---------------------------------------------------- |
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506 // |
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507 TBool CCentralRepositoryHandler::ConvertStringToChannelFavouriteL( |
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508 const TDesC8& aString) const // a reference to the raw string |
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509 { |
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510 RDebug::Print (_L ("Entering CCentralRepositoryHandler::ConvertStringToChannelFavouriteL")); |
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511 TBool tempFav = EFalse; |
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512 TPresetChannel tempPresetChannel; |
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513 RDesReadStream inStream; |
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514 inStream.Open(aString); |
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515 CleanupClosePushL(inStream); |
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516 tempPresetChannel.InternalizeL(inStream); |
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517 CleanupStack::PopAndDestroy(&inStream); |
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518 tempFav = tempPresetChannel.ChannelFavouriteInfo(); |
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519 RDebug::Print (_L ("Exiting CCentralRepositoryHandler::ConvertStringToChannelFavouriteL")); |
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520 return tempFav; |
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521 } |
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522 |
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523 // ---------------------------------------------------- |
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524 // CCentralRepositoryHandler::ConvertStringToChannelUserRenameL |
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525 // Get the channel user rename flag from the externalized stream |
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526 // Returns: tempRen: the channel favourite flag |
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527 // ?value_n: ?description |
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528 // ?description |
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529 // ---------------------------------------------------- |
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530 // |
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531 TBool CCentralRepositoryHandler::ConvertStringToChannelUserRenameL( |
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532 const TDesC8& aString) const // a reference to the raw string |
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533 { |
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534 RDebug::Print (_L ("Entering CCentralRepositoryHandler::ConvertStringToChannelUserRenameL")); |
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535 TBool tempRen = EFalse; |
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536 TPresetChannel tempPresetChannel; |
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537 RDesReadStream inStream; |
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538 inStream.Open(aString); |
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539 CleanupClosePushL(inStream); |
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540 tempPresetChannel.InternalizeL(inStream); |
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541 CleanupStack::PopAndDestroy(&inStream); |
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542 tempRen = tempPresetChannel.ChannelUserRenameInfo(); |
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543 RDebug::Print (_L ("Exiting CCentralRepositoryHandler::ConvertStringToChannelUserRenameL")); |
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544 return tempRen; |
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545 } |
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546 |
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547 // ---------------------------------------------------- |
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548 // CCentralRepositoryHandler::UpdateChannelObjectWithPIL |
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549 // Update the current preset channel's PI code |
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550 // Returns: none |
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551 // ---------------------------------------------------- |
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552 // |
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553 void CCentralRepositoryHandler::UpdateChannelObjectWithPIL ( |
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554 TInt aIndex, //the channel index |
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555 TPresetChannel& aPresetChannel, // reference to channel object |
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556 TUint aPI) // new frequency |
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557 { |
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558 //Initialize the channel object with correct information. |
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559 GetPresetL( aIndex, aPresetChannel ); |
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560 aPresetChannel.SetChannelPI(aPI); |
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561 } |
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562 |
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563 // ---------------------------------------------------- |
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564 // CCentralRepositoryHandler::UpdateChannelObjectWithPTYL |
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565 // Update the current preset channel's PTY code |
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566 // Returns: none |
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567 // ---------------------------------------------------- |
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568 // |
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569 void CCentralRepositoryHandler::UpdateChannelObjectWithPTYL ( |
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570 TInt aIndex, //the channel index |
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571 TPresetChannel& aPresetChannel, // reference to channel object |
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572 TUint aPTY) // new PTY |
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573 { |
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574 //Initialize the channel object with correct information. |
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575 GetPresetL( aIndex, aPresetChannel ); |
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576 aPresetChannel.SetChannelPty(aPTY); |
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577 } |
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578 |
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579 // ---------------------------------------------------- |
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580 // CCentralRepositoryHandler::UpdateChannelObjectWithFavouriteInfoL |
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581 // Update the current preset channel's favourite status |
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582 // Returns: none |
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583 // ---------------------------------------------------- |
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584 // |
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585 void CCentralRepositoryHandler::UpdateChannelObjectWithFavouriteInfoL ( |
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586 TInt aIndex, //the channel index |
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587 TPresetChannel& aPresetChannel, // reference to channel object |
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588 TBool aFav) // new favourite info |
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589 { |
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590 GetPresetL(aIndex, aPresetChannel); |
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591 aPresetChannel.SetChannelFavouriteInfo(aFav); |
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592 } |
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593 |
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594 // ---------------------------------------------------- |
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595 // CCentralRepositoryHandler::UpdateChannelObjectWithUserRenameInfoL |
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596 // Update the current preset channel's user rename status |
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597 // Returns: none |
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598 // ---------------------------------------------------- |
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599 // |
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600 void CCentralRepositoryHandler::UpdateChannelObjectWithUserRenameInfoL ( |
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601 TInt aIndex, //the channel index |
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602 TPresetChannel& aPresetChannel, // reference to channel object |
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603 TBool aUR) // new user rename info |
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604 { |
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605 //Initialize the channel object with correct information. |
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606 GetPresetL( aIndex, aPresetChannel ); |
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607 aPresetChannel.SetChannelUserRenameInfo(aUR); |
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608 } |
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609 |
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610 // ---------------------------------------------------- |
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611 // CCentralRepositoryHandler::DeletePresetL |
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612 // Delete the current preset |
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613 // Returns: none |
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614 // ---------------------------------------------------- |
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615 // |
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616 void CCentralRepositoryHandler::DeletePresetL(TInt aIndex) |
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617 { |
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618 |
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619 if ( 0 > aIndex ) |
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620 { //Delete all presets |
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621 for(TInt i = 0;i<KMaxNumberOfPresetStations;i++) |
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622 { |
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623 iCentralRepository->Delete( CalculateNameIndexL( i ) ); |
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624 iCentralRepository->Delete( CalculateFrequencyIndexL( i ) ); |
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625 iCentralRepository->Delete( CalculateUrlIndexL( i ) ); |
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626 iCentralRepository->Delete( CalculateRestOfParametersIndexL( i ) ); |
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627 } |
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628 } |
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629 else |
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630 { |
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631 iCentralRepository->Delete( CalculateNameIndexL( aIndex ) ); |
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632 iCentralRepository->Delete( CalculateFrequencyIndexL( aIndex ) ); |
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633 iCentralRepository->Delete( CalculateUrlIndexL( aIndex ) ); |
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634 iCentralRepository->Delete( CalculateRestOfParametersIndexL( aIndex ) ); |
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635 } |
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636 } |
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637 |
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638 // ---------------------------------------------------- |
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639 // CCentralRepositoryHandler::GetNumberOfPresets |
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640 // Get the current number of presets |
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641 // Returns: number of valid presets in cenrep |
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642 // ---------------------------------------------------- |
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643 // |
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644 void CCentralRepositoryHandler::GetNumberOfPresetsL(TInt& aNum) |
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645 { |
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646 TInt count = 0; |
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647 const TInt KMinAcceptableRadioFrequency = 76000000; |
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648 const TInt KMaxAcceptableRadioFrequency = 108000000; |
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649 TInt err( KErrNone ); |
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650 TInt frequencyIndex( 0 ); |
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651 TInt frequency( 0 ); |
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652 |
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653 for(TInt index = 0;index < KMaxNumberOfPresetStations;index++) |
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654 { |
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655 frequencyIndex = CalculateFrequencyIndexL( index ); |
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656 err = iCentralRepository->Get( frequencyIndex, frequency ); |
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657 if(KErrNone == err ) |
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658 { |
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659 //Check validity of preset entries |
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660 if ( ( KMinAcceptableRadioFrequency <= frequency ) && ( KMaxAcceptableRadioFrequency > frequency ) ) |
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661 { |
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662 count++; |
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663 if(count == 1) |
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664 { |
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665 iFirstPreset = index; |
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666 } |
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667 } |
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668 } |
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669 } |
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670 aNum = count; |
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671 } |
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672 |
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673 // ---------------------------------------------------- |
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674 // CCentralRepositoryHandler::GetFirstPreset |
|
675 // Gets the first preset |
|
676 // Returns: none |
|
677 // ---------------------------------------------------- |
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678 // |
|
679 void CCentralRepositoryHandler::GetFirstPresetL(TInt& aNum) |
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680 { |
|
681 TInt count = 0; |
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682 iFirstPreset = 0; |
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683 |
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684 GetNumberOfPresetsL(count); //this updates iFirstPreset |
|
685 |
|
686 if(count) |
|
687 { |
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688 aNum = iFirstPreset; |
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689 } |
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690 } |
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691 |
|
692 // ---------------------------------------------------- |
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693 // CCentralRepositoryHandler::GetNextPreset |
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694 // Get the next preset index that has been set, |
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695 // given the current index |
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696 // Returns: none |
|
697 // ---------------------------------------------------- |
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698 // |
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699 void CCentralRepositoryHandler::GetNextPresetL(TInt aIndex,TInt& aNextIndex) |
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700 { |
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701 TInt next = 0; |
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702 TInt err( KErrNone ); |
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703 TInt frequencyIndex( 0 ); |
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704 TInt frequency( 0 ); |
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705 //start search on next one |
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706 aIndex = aIndex + 1; |
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707 for(TInt index = aIndex ;index < KMaxNumberOfPresetStations;index++) |
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708 { |
|
709 frequencyIndex = CalculateFrequencyIndexL( index ); |
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710 err = iCentralRepository->Get( frequencyIndex, frequency ); |
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711 if( KErrNone == err && frequency != KErrNotFound ) |
|
712 { |
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713 next = index; |
|
714 break; |
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715 } |
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716 } |
|
717 aNextIndex = next; |
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718 } |
|
719 |
|
720 // ---------------------------------------------------- |
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721 // CCentralRepositoryHandler::ExternalizeToStream |
|
722 // Externalize the string in the aBuffer |
|
723 // Returns: none |
|
724 // ---------------------------------------------------- |
|
725 // |
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726 void CCentralRepositoryHandler::ExternalizeToStreamL( |
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727 const TPresetChannel& aPresetChannel, // reference to channel object |
|
728 TDes8& aBuffer) // buffer for externalize stream |
|
729 { |
|
730 RDesWriteStream outStream(aBuffer); |
|
731 CleanupClosePushL(outStream); |
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732 aPresetChannel.ExternalizeL(outStream); |
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733 outStream.CommitL(); |
|
734 CleanupStack::PopAndDestroy(&outStream); |
|
735 } |
|
736 |
|
737 // ---------------------------------------------------- |
|
738 // CCentralRepositoryHandler::InternalizeFromStream |
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739 // Internalize a preset from string |
|
740 // Returns: none |
|
741 // ---------------------------------------------------- |
|
742 // |
|
743 void CCentralRepositoryHandler::InternalizeFromStreamL( |
|
744 TPresetChannel& aPresetChannel, // reference to channel object |
|
745 TDes8& aBuffer) // buffer for externalize stream |
|
746 { |
|
747 RDesReadStream inStream(aBuffer); |
|
748 CleanupClosePushL(inStream); |
|
749 aPresetChannel.InternalizeL(inStream); |
|
750 CleanupStack::PopAndDestroy(&inStream); |
|
751 } |
|
752 |
|
753 // ---------------------------------------------------- |
|
754 // CCentralRepositoryHandler::GetPreset |
|
755 // Returns: KErrNone if no errors, otherwise system errors. |
|
756 // ---------------------------------------------------- |
|
757 // |
|
758 TInt CCentralRepositoryHandler::GetPresetL(TInt aIndex, TPresetChannel& aPreset) |
|
759 { |
|
760 TInt ret = KErrNotFound; |
|
761 // Read name from its own key in the key sequence |
|
762 TInt nameIndex( CalculateNameIndexL( aIndex ) ); |
|
763 TFmPresetName tempChannelName; |
|
764 HBufC* nameBuf = HBufC::NewLC( tempChannelName.MaxSize() ); |
|
765 TPtr nameBufPtr = nameBuf->Des(); |
|
766 ret = iCentralRepository->Get(nameIndex, nameBufPtr ); |
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767 if( KErrNone == ret ) |
|
768 { |
|
769 if (nameBufPtr.Length() != 0) |
|
770 { |
|
771 tempChannelName.Copy( nameBufPtr ); |
|
772 } |
|
773 aPreset.SetChannelName( tempChannelName ); |
|
774 } |
|
775 else |
|
776 { |
|
777 User::Leave( ret ); |
|
778 } |
|
779 CleanupStack::PopAndDestroy(nameBuf); |
|
780 |
|
781 // Read frequency from its own key in the key sequence |
|
782 TInt frequency( 0 ); |
|
783 User::LeaveIfError( iCentralRepository->Get( CalculateFrequencyIndexL( aIndex ), frequency ) ); |
|
784 aPreset.SaveChannelFrequency( frequency ); |
|
785 |
|
786 // Read url from its own key in the key sequence |
|
787 TInt urlIndex( CalculateUrlIndexL( aIndex ) ); |
|
788 TFmPresetUrl tempUrlName; |
|
789 HBufC* urlBuf = HBufC::NewLC( tempUrlName.MaxSize() ); |
|
790 TPtr urlBufPtr = urlBuf->Des(); |
|
791 ret = iCentralRepository->Get(urlIndex, urlBufPtr ); |
|
792 if ( KErrNone == ret ) |
|
793 { |
|
794 if (urlBufPtr.Length() != 0) |
|
795 { |
|
796 tempUrlName.Copy( urlBufPtr ); |
|
797 } |
|
798 aPreset.SetChannelUrl( tempUrlName ); |
|
799 } |
|
800 else if ( KErrNotFound == ret ) |
|
801 { |
|
802 // This is an optional parameter. |
|
803 } |
|
804 else |
|
805 { |
|
806 User::Leave( ret ); |
|
807 } |
|
808 CleanupStack::PopAndDestroy(urlBuf); |
|
809 |
|
810 |
|
811 HBufC8* buf = HBufC8::NewLC( sizeof(TPresetChannel) ); |
|
812 TPtr8 bufPtr = buf->Des(); |
|
813 TInt restOfParametersIndex( CalculateRestOfParametersIndexL( aIndex ) ); |
|
814 if(KErrNone == iCentralRepository->Get(restOfParametersIndex, bufPtr )) |
|
815 { |
|
816 if (bufPtr.Length() != 0) |
|
817 { |
|
818 TRAPD(err, InternalizeFromStreamL( aPreset, bufPtr );) |
|
819 ret = err; |
|
820 } |
|
821 } |
|
822 CleanupStack::PopAndDestroy(buf); |
|
823 return ret; |
|
824 } |
|
825 |
|
826 // end of file |
|