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1 /* |
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2 * Copyright (c) 2007 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: Transition utilities. |
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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 <e32property.h> |
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20 |
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21 #include "aknpsobserver.h" |
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22 |
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23 //---------------------------------------------------------------------------- |
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24 //---------------------------------------------------------------------------- |
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25 // |
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26 CAknPsObserver* CAknPsObserver::NewL( MAknPsObserver* aClient, |
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27 const TUid aCategory, |
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28 const TUint aKey ) |
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29 { |
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30 CAknPsObserver* self = new ( ELeave ) CAknPsObserver( aClient, aCategory, |
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31 aKey); |
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32 CleanupStack::PushL( self ); |
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33 self->Construct( aCategory, aKey ); |
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34 CleanupStack::Pop(); |
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35 return self; |
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36 } |
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37 |
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38 //---------------------------------------------------------------------------- |
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39 //---------------------------------------------------------------------------- |
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40 // |
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41 CAknPsObserver* CAknPsObserver::New( MAknPsObserver* aClient, |
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42 const TUid aCategory, |
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43 const TUint aKey ) |
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44 { |
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45 CAknPsObserver* self = new CAknPsObserver( aClient, aCategory, aKey); |
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46 if(self) |
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47 { |
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48 self->Construct( aCategory, aKey ); |
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49 } |
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50 return self; |
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51 } |
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52 |
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53 //---------------------------------------------------------------------------- |
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54 //---------------------------------------------------------------------------- |
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55 // |
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56 CAknPsObserver::~CAknPsObserver() |
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57 { |
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58 Cancel(); |
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59 iProperty.Close(); |
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60 } |
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61 |
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62 //---------------------------------------------------------------------------- |
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63 //---------------------------------------------------------------------------- |
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64 // |
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65 void CAknPsObserver::DoCancel() |
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66 { |
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67 iProperty.Cancel(); |
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68 } |
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69 |
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70 //---------------------------------------------------------------------------- |
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71 //---------------------------------------------------------------------------- |
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72 // |
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73 void CAknPsObserver::RunL() |
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74 { |
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75 if ( iStatus.Int() == KErrNone) |
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76 { |
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77 TInt val; |
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78 iProperty.Subscribe( iStatus ); |
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79 iProperty.Get( val ); |
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80 SetActive(); |
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81 iClient->PsValueUpdated( iCategory, iKey, val ); |
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82 } |
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83 } |
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84 |
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85 //---------------------------------------------------------------------------- |
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86 //---------------------------------------------------------------------------- |
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87 // |
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88 void CAknPsObserver::Construct( const TUid aCategory, const TUint aKey ) |
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89 { |
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90 CActiveScheduler::Add( this ); |
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91 iProperty.Attach( aCategory, aKey ); |
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92 iProperty.Subscribe( iStatus ); |
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93 SetActive(); |
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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 // |
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99 TInt CAknPsObserver::GetCurrentValue( TInt& aValue ) |
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100 { |
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101 return iProperty.Get( aValue ); |
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102 } |
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103 |
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104 //---------------------------------------------------------------------------- |
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105 //---------------------------------------------------------------------------- |
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106 // |
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107 CAknPsObserver::CAknPsObserver( MAknPsObserver* aClient, const TUid aCategory, |
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108 const TUint aKey ) |
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109 : CActive( EPriorityStandard ), iClient( aClient ), |
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110 iCategory( aCategory ), iKey( aKey ) |
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111 { |
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112 } |
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113 |