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1 /* |
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2 * Copyright (c) 2006-2007 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: ?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 #ifndef IRACTIVEIDLEENGPUBSUBNOTIFYHANDLER_H |
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20 #define IRACTIVEIDLEENGPUBSUBNOTIFYHANDLER_H |
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21 |
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22 #include <e32cmn.h> |
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23 |
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24 /** |
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25 * Observer interface for CIRActiveIdleEngPubSub. |
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26 * The observer is notified whenever the listened key is changed. If there was an error in getting the new value of the key, |
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27 * the observer will be notified of it as well. |
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28 */ |
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29 NONSHARABLE_CLASS(MIRActiveIdleEngPubSubNotifyHandler) |
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30 { |
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31 public: |
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32 |
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33 /** |
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34 * Invoked when the listened key is changed. |
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35 * @param aCategory The category of the key that changed. |
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36 * @param aKey The key that changed. |
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37 * @param aValue The new value of the key. |
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38 */ |
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39 virtual void HandlePropertyChangeL( const TUid& aCategory, TUint aKey, |
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40 TInt aValue ) = 0; |
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41 |
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42 /** |
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43 * Invoked when the listened key is changed. |
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44 * @param aCategory The category of the key that changed. |
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45 * @param aKey The key that changed. |
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46 * @param aText The new value of the key. |
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47 */ |
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48 virtual void HandlePropertyChangeL( const TUid& aCategory, TUint aKey, |
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49 const TDesC8& aText ) = 0; |
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50 |
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51 /** |
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52 * Invoked when an error occurred while retrieving the new value of the key. |
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53 * @param aCategory The category of the key that changed. |
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54 * @param aKey The key that changed. |
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55 * @param aError The error code. |
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56 */ |
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57 virtual void HandlePropertyChangeErrorL( const TUid& aCategory, |
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58 TUint aKey, TInt aError ) = 0; |
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59 }; |
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60 |
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61 #endif//IR_ACTIVEIDLEENGPUBSUBNOTIFYHANDLER |