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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: |
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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 "DevEncStarterPropertyObserver.h" |
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21 |
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22 // ============================ MEMBER FUNCTIONS =============================== |
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23 |
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24 // ----------------------------------------------------------------------------- |
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25 // CDevEncStarterPropertyObserver::CPropertyObserver |
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26 // C++ default constructor can NOT contain any code, that |
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27 // might leave. |
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28 // ----------------------------------------------------------------------------- |
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29 // |
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30 CDevEncStarterPropertyObserver::CDevEncStarterPropertyObserver( |
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31 MDevEncStarterPropertyChangeObserver& aObserver, |
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32 const TUid& aCategory, |
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33 const TUint aKey ) |
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34 : CActive( CActive::EPriorityStandard ), |
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35 iObserver( aObserver ), |
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36 iCategory( aCategory ), |
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37 iKey( aKey ) |
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38 { |
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39 } |
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40 |
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41 // ----------------------------------------------------------------------------- |
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42 // CDevEncStarterPropertyObserver::ConstructL |
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43 // Symbian 2nd phase constructor can leave. |
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44 // ----------------------------------------------------------------------------- |
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45 // |
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46 void CDevEncStarterPropertyObserver::ConstructL() |
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47 { |
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48 User::LeaveIfError( iProperty.Attach( iCategory, iKey ) ); |
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49 CActiveScheduler::Add( this ); |
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50 iProperty.Subscribe( iStatus ); |
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51 SetActive(); |
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52 } |
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53 |
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54 // ----------------------------------------------------------------------------- |
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55 // CDevEncStarterPropertyObserver::NewL |
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56 // Two-phased constructor. |
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57 // ----------------------------------------------------------------------------- |
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58 // |
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59 CDevEncStarterPropertyObserver* CDevEncStarterPropertyObserver::NewL( |
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60 MDevEncStarterPropertyChangeObserver& aObserver, |
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61 const TUid& aCategory, |
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62 const TUint aKey ) |
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63 { |
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64 CDevEncStarterPropertyObserver* self = |
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65 new ( ELeave ) CDevEncStarterPropertyObserver( aObserver, aCategory, aKey ); |
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66 CleanupStack::PushL( self ); |
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67 self->ConstructL(); |
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68 CleanupStack::Pop( self ); |
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69 return self; |
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70 } |
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71 |
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72 // Destructor |
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73 CDevEncStarterPropertyObserver::~CDevEncStarterPropertyObserver() |
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74 { |
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75 Cancel(); |
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76 iProperty.Close(); |
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77 } |
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78 |
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79 // ----------------------------------------------------------------------------- |
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80 // CDevEncStarterPropertyObserver::RunL |
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81 // |
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82 // (other items were commented in a header). |
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83 // ----------------------------------------------------------------------------- |
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84 // |
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85 void CDevEncStarterPropertyObserver::RunL() |
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86 { |
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87 iProperty.Subscribe( iStatus ); |
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88 SetActive(); |
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89 TInt err = iProperty.Get( iValue ); |
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90 if ( err ) |
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91 { |
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92 iObserver.HandlePropertyChangeErrorL( iCategory, iKey, err ); |
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93 } |
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94 else |
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95 { |
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96 iObserver.HandlePropertyChangeL( iCategory, iKey, iValue ); |
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97 } |
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98 } |
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99 |
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100 // ----------------------------------------------------------------------------- |
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101 // CDevEncStarterPropertyObserver::DoCancel |
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102 // Cancels an outstanding active request |
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103 // (other items were commented in a header). |
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104 // ----------------------------------------------------------------------------- |
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105 // |
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106 void CDevEncStarterPropertyObserver::DoCancel() |
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107 { |
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108 iProperty.Cancel(); |
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109 } |
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110 |
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111 // ----------------------------------------------------------------------------- |
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112 // CDevEncStarterPropertyObserver::GetValue |
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113 // Returns KErrNone if operation was successful |
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114 // Actual value is written to aValue |
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115 // (other items were commented in a header). |
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116 // ----------------------------------------------------------------------------- |
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117 // |
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118 void CDevEncStarterPropertyObserver::GetValue( TInt& aValue ) const |
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119 { |
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120 aValue = iValue; |
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121 } |
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122 |
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123 // End of File |