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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: observe the backup restore status event |
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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 |
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20 // INCLUDE FILES |
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21 #include <e32base.h> |
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22 #include <e32std.h> |
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23 #include <f32file.h> |
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24 #include <sbdefs.h> //for KUidBackupRestoreStatus |
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25 #include "DRMBackupObserver.h" |
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26 #include "DRMRightsServer.h" |
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27 /* |
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28 #include <flogger.h> |
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29 |
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30 _LIT( KLogDir, "drm"); |
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31 _LIT( KLogName, "backup.log"); |
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32 */ |
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33 |
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34 // EXTERNAL DATA STRUCTURES |
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35 // EXTERNAL FUNCTION PROTOTYPES |
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36 // CONSTANTS |
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37 // MACROS |
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38 // LOCAL CONSTANTS AND MACROS |
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39 // MODULE DATA STRUCTURES |
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40 // LOCAL FUNCTION PROTOTYPES |
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41 // FORWARD DECLARATIONS |
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42 |
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43 // ============================= LOCAL FUNCTIONS =============================== |
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44 |
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45 |
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46 // ============================ MEMBER FUNCTIONS =============================== |
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47 |
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48 // ----------------------------------------------------------------------------- |
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49 // CDRMBackupObserver::CDRMBackupObserver |
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50 // C++ default constructor can NOT contain any code, that |
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51 // might leave. |
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52 // ----------------------------------------------------------------------------- |
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53 // |
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54 CDRMBackupObserver::CDRMBackupObserver( CDRMRightsServer& aServer ): |
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55 CActive(CActive::EPriorityStandard), |
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56 iServer( aServer ) |
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57 { |
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58 CActiveScheduler::Add( this ); |
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59 } |
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60 |
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61 // ----------------------------------------------------------------------------- |
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62 // CDRMBackupObserver::ConstructL |
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63 // Symbian 2nd phase constructor can leave. |
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64 // ----------------------------------------------------------------------------- |
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65 // |
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66 void CDRMBackupObserver::ConstructL() |
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67 { |
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68 User::LeaveIfError( iProperty.Attach( KUidSystemCategory, conn::KUidBackupRestoreKey ) ); |
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69 } |
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70 |
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71 // ----------------------------------------------------------------------------- |
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72 // CDRMBackupObserver::NewL |
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73 // Two-phased constructor. |
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74 // ----------------------------------------------------------------------------- |
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75 // |
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76 CDRMBackupObserver* CDRMBackupObserver::NewL(CDRMRightsServer& aServer) |
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77 { |
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78 CDRMBackupObserver* self = new( ELeave ) CDRMBackupObserver(aServer); |
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79 |
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80 CleanupStack::PushL( self ); |
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81 self->ConstructL(); |
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82 CleanupStack::Pop(); |
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83 |
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84 return self; |
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85 } |
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86 |
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87 |
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88 // Destructor |
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89 CDRMBackupObserver::~CDRMBackupObserver() |
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90 { |
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91 Cancel(); |
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92 iProperty.Close(); |
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93 } |
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94 |
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95 |
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96 // ----------------------------------------------------------------------------- |
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97 // CDRMBackupObserver::Start |
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98 // Start the system agent to listen to the event |
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99 // (other items were commented in a header). |
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100 // ----------------------------------------------------------------------------- |
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101 // |
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102 void CDRMBackupObserver::Start() |
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103 { |
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104 Cancel(); |
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105 iProperty.Subscribe( iStatus ); |
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106 SetActive(); |
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107 } |
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108 |
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109 |
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110 // ----------------------------------------------------------------------------- |
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111 // CDRMBackupObserver::RunError |
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112 // ----------------------------------------------------------------------------- |
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113 // |
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114 TInt CDRMBackupObserver::RunError(TInt aError) |
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115 { |
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116 if( aError != KErrCancel ) |
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117 { |
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118 Start(); |
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119 } |
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120 else |
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121 { |
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122 Cancel(); |
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123 iProperty.Close(); |
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124 } |
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125 return KErrNone; |
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126 }; |
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127 |
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128 |
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129 // ----------------------------------------------------------------------------- |
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130 // CDRMBackupObserver::RunL |
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131 // from CActive |
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132 // (other items were commented in a header). |
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133 // ----------------------------------------------------------------------------- |
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134 // |
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135 |
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136 |
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137 void CDRMBackupObserver::RunL() |
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138 { |
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139 //RFileLogger::Write(KLogDir, KLogName, EFileLoggingModeAppend, _L8("RunL Observer Called\n\r")); |
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140 // Resubscribe before processing new value to prevent missing updates |
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141 TInt backupStatus = 0; |
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142 TInt err( iStatus.Int() ); |
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143 if (err == KErrNone) |
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144 { |
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145 //RFileLogger::Write(KLogDir, KLogName, EFileLoggingModeAppend, _L8("RunL Observer Called: Ok\n\r")); |
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146 |
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147 |
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148 Start(); |
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149 User::LeaveIfError( iProperty.Get( |
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150 KUidSystemCategory, |
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151 conn::KUidBackupRestoreKey, backupStatus ) ); |
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152 // Do stuff according to the backup status |
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153 iServer.HandleBackupEventL( backupStatus ); |
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154 } |
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155 else if ( err != KErrCancel ) // Ignore all errors except cancel |
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156 { |
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157 //RFileLogger::Write(KLogDir, KLogName, EFileLoggingModeAppend, _L8("RunL Observer Called: Error\n\r")); |
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158 Start(); |
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159 } |
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160 else // When cancel occurs, stop everything |
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161 { |
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162 User::Leave(KErrCancel); |
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163 } |
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164 } |
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165 |
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166 // ----------------------------------------------------------------------------- |
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167 // CDRMBackupObserver::DoCancel |
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168 // From CActive |
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169 // (other items were commented in a header). |
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170 // ----------------------------------------------------------------------------- |
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171 // |
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172 void CDRMBackupObserver::DoCancel() |
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173 { |
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174 iProperty.Cancel(); |
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175 } |
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176 |
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177 // ========================== OTHER EXPORTED FUNCTIONS ========================= |
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178 // End of File |