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1 // Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies). |
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2 // All rights reserved. |
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3 // This component and the accompanying materials are made available |
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4 // under the terms of "Eclipse Public License v1.0" |
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5 // which accompanies this distribution, and is available |
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6 // at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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7 // |
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8 // Initial Contributors: |
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9 // Nokia Corporation - initial contribution. |
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10 // |
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11 // Contributors: |
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12 // |
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13 // Description: |
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14 // |
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15 |
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16 #ifndef __SSMUTILITY_H_ |
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17 #define __SSMUTILITY_H_ |
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18 |
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19 #include <e32def.h> |
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20 #include <e32cmn.h> |
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21 |
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22 /** |
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23 The UID value for System Utility Plugin DLLs. |
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24 @publishedPartner |
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25 @released |
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26 */ |
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27 const TInt KSsmUtilityPluginDllTypeUidValue=0x2000D767; |
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28 |
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29 /** |
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30 The type UID for System Utility Plugin DLLs. |
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31 @publishedPartner |
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32 @released |
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33 */ |
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34 const TUid KSsmUtilityPluginDllTypeUid={KSsmUtilityPluginDllTypeUidValue}; |
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35 |
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36 |
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37 /** |
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38 This interface is used for plug-ins in the SSM Utility Server that are intended |
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39 to monitor some aspect of the system. |
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40 |
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41 @see SSM_START_SSM_UTILITY_PLUGIN |
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42 @released |
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43 @publishedPartner |
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44 */ |
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45 class MSsmUtility |
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46 { |
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47 public: |
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48 /** |
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49 Expected to install an active object in the SSM |
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50 Utility Server's active scheduler. |
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51 */ |
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52 virtual void InitializeL() = 0; |
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53 |
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54 /** |
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55 Expected to start running an active object in the SSM |
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56 Utility Server's active scheduler. |
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57 */ |
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58 virtual void StartL() = 0; |
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59 |
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60 /** |
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61 Expected to stop, remove and delete the active object that was installed |
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62 and started with the @c InitialiseL and @c StartL members of this interface. |
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63 Should also free resources allocated for this derived M class. |
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64 */ |
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65 virtual void Release() = 0; |
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66 }; |
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67 |
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68 #endif |