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1 /* |
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2 * Copyright (c) 2009 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 #ifndef CTSCENREPLISTENER_H |
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19 #define CTSCENREPLISTENER_H |
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20 |
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21 #include <e32base.h> |
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22 |
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23 class CRepository; |
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24 |
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25 /** |
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26 * Observer interface for getting notifications about a cenrep key change. |
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27 */ |
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28 class MTsCenrepChangeObserver |
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29 { |
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30 public: |
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31 virtual void CenrepChanged( TUint32 aKey, TInt aNewValue ) = 0; |
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32 }; |
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33 |
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34 /** |
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35 * Class to get notifications about changes to a cenrep key. |
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36 */ |
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37 NONSHARABLE_CLASS( CTsCenrepListener ) : public CActive |
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38 { |
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39 public: |
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40 /** |
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41 * Fist step constructor |
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42 */ |
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43 IMPORT_C static CTsCenrepListener* NewL(const TUid& aRep, TUint32 aKey, |
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44 MTsCenrepChangeObserver& aObserver); |
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45 |
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46 /** |
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47 * Fist step constructor |
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48 */ |
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49 IMPORT_C static CTsCenrepListener* NewLC(const TUid& aRep, TUint32 aKey, |
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50 MTsCenrepChangeObserver& aObserver); |
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51 |
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52 /** |
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53 * Destructor. |
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54 */ |
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55 IMPORT_C ~CTsCenrepListener(); |
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56 |
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57 /** |
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58 * Returns the current value of the watched key. |
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59 */ |
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60 IMPORT_C TInt Value(); |
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61 |
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62 private: |
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63 /** |
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64 * Constructor. |
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65 * Starts listening for the key. |
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66 */ |
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67 CTsCenrepListener(TUint32 aKey, |
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68 MTsCenrepChangeObserver& aObserver ); |
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69 |
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70 /** |
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71 * Second step constructor |
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72 */ |
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73 void ConstructL(const TUid& aRep); |
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74 |
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75 void DoCancel(); |
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76 void RunL(); |
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77 TInt RunError( TInt aError ); |
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78 |
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79 MTsCenrepChangeObserver& iObserver; |
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80 CRepository* iRep; |
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81 TUint32 iKey; |
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82 }; |
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83 |
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84 #endif /*CTSCENREPLISTENER_H*/ |