1 /* |
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2 * Copyright (c) 2002 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * Nokia Corporation - initial contribution. |
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11 * |
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12 * Contributors: |
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13 * |
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14 * Description: Active object which listens to Backup / Restore Events |
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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 "lpdbkupevtlistenerao.h" |
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21 #include "lpdbkupevtobserver.h" |
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22 #include <connect/sbdefs.h> |
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23 #include <e32property.h> |
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24 |
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25 // ================= MEMBER FUNCTIONS ======================= |
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26 |
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27 // ----------------------------------------------------------------------------- |
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28 // CLpdRequestAO::CLpdRequestAO |
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29 // C++ default constructor can NOT contain any code, that |
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30 // might leave. |
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31 // ----------------------------------------------------------------------------- |
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32 // |
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33 CLpdBkupEvtListenerAO::CLpdBkupEvtListenerAO( MLpdBkupEvtObserver& aBkupObserver ) |
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34 : CActive( CActive::EPriorityHigh ), iBkupObserver( aBkupObserver ) |
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35 { |
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36 CActiveScheduler::Add(this); |
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37 } |
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38 |
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39 void CLpdBkupEvtListenerAO::ConstructL() |
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40 { |
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41 User::LeaveIfError(iProperty.Attach(KUidSystemCategory,conn::KUidBackupRestoreKey)); |
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42 } |
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43 |
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44 // ----------------------------------------------------------------------------- |
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45 // CLpdRequestAO::NewL |
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46 // Two-phased constructor. |
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47 // ----------------------------------------------------------------------------- |
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48 // |
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49 CLpdBkupEvtListenerAO* CLpdBkupEvtListenerAO::NewL( MLpdBkupEvtObserver& aBkupObserver ) |
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50 { |
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51 CLpdBkupEvtListenerAO* self = new( ELeave ) CLpdBkupEvtListenerAO( aBkupObserver ); |
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52 CleanupStack::PushL(self); |
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53 self->ConstructL(); |
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54 CleanupStack::Pop(self); |
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55 return self; |
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56 } |
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57 |
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58 // Destructor |
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59 CLpdBkupEvtListenerAO::~CLpdBkupEvtListenerAO() |
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60 { |
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61 Cancel(); |
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62 iProperty.Close(); |
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63 } |
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64 |
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65 // ----------------------------------------------------------------------------- |
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66 // CLpdBkupEvtListenerAO::StartL |
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67 // This method subscribes to Backup/Restore Event |
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68 // ----------------------------------------------------------------------------- |
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69 // |
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70 void CLpdBkupEvtListenerAO::StartL() |
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71 { |
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72 TInt backupFlag = 0; |
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73 TInt error = iProperty.Get(backupFlag); |
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74 switch(error) |
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75 { |
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76 case KErrNone: |
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77 // Backup/Restore is already running so Leave with KErrCancel. |
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78 // This will stop the verifier dialogs from being popped up. |
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79 if ((backupFlag & conn::KBackupIncTypeMask) != conn::ENoBackup ) |
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80 { |
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81 User::Leave(KErrCancel); |
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82 } |
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83 // fall-through necessary |
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84 |
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85 case KErrNotFound: |
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86 iProperty.Subscribe(iStatus); |
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87 SetActive(); |
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88 break; |
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89 |
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90 default: |
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91 // In case of any other error Leave with the returned error code |
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92 User::LeaveIfError(error); |
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93 break; |
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94 } |
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95 } |
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96 |
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97 // ----------------------------------------------------------------------------- |
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98 // CLpdBkupEvtListenerAO::RunL |
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99 // Control is in this function when Backup / Restore event happens. |
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100 // ----------------------------------------------------------------------------- |
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101 // |
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102 void CLpdBkupEvtListenerAO::RunL() |
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103 { |
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104 // Check the value of the property. |
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105 // If backup is started or restore is started then close the dialogs. |
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106 TInt backupFlag; |
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107 User::LeaveIfError(iProperty.Get(backupFlag)); |
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108 if ( (backupFlag & conn::KBackupIncTypeMask) != conn::ENoBackup ) |
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109 { |
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110 iBkupObserver.ExitDialogL(); |
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111 } |
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112 else |
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113 { |
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114 // Re-subscribe to the event |
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115 iProperty.Subscribe(iStatus); |
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116 SetActive(); |
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117 } |
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118 } |
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119 |
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120 // ----------------------------------------------------------------------------- |
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121 // CLpdBkupEvtListenerAO::DoCancel |
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122 // ----------------------------------------------------------------------------- |
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123 // |
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124 void CLpdBkupEvtListenerAO::DoCancel() |
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125 { |
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126 iProperty.Cancel(); |
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127 } |
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128 |
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129 // End of File |
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