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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: This is the header for the Diagnostics Logs Event Eraser |
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15 * Observer class, which clients implement to receive events |
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16 * from the Event Eraser. |
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17 * |
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18 */ |
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19 |
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20 |
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21 #ifndef DIAGLOGEVENTERASEROBSERVER_H |
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22 #define DIAGLOGEVENTERASEROBSERVER_H |
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23 |
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24 // Forward Declarations |
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25 class CLogEvent; |
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26 |
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27 /** |
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28 * Diagnostics Plugin Log Event Eraser Observer |
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29 * |
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30 * This is a pure virtual class that clients of the Event Eraser must implement |
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31 * to receive callbacks from the Log Event Eraser. |
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32 */ |
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33 class MDiagLogEventEraserObserver |
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34 { |
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35 |
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36 public: // New functions |
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37 |
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38 /** |
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39 * This function is called to check if the log event needs to be deleted. |
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40 * |
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41 * @param aEvent The event to check. |
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42 * @return ETrue if the log event should be deleted, EFalse otherwise. |
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43 */ |
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44 virtual TBool IsEventToBeDeleted( const CLogEvent& aEvent ) = 0; |
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45 |
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46 /** |
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47 * This function is called to notify that the erase operation is complete. |
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48 * |
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49 * @param aError Error code to indicate erase failure, or KErrNone. |
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50 */ |
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51 virtual void CompleteEventEraseL( TInt aError ) = 0; |
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52 |
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53 }; |
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54 |
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55 #endif // DIAGLOGEVENTERASEROBSERVER_H |