author | Dario Sestito <darios@symbian.org> |
Wed, 10 Feb 2010 14:50:38 +0000 | |
branch | CompilerCompatibility |
changeset 9 | c52dc72e02c5 |
parent 0 | ba25891c3a9e |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2007-2008 Nokia Corporation and/or its subsidiary(-ies). |
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* All rights reserved. |
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* This component and the accompanying materials are made available |
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* under the terms of "Eclipse Public License v1.0" |
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* which accompanies this distribution, and is available |
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* at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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* |
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* Initial Contributors: |
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* Nokia Corporation - initial contribution. |
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* |
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* Contributors: |
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* |
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* Description: This file contains the header file of the MIAUpdateObserver class |
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* |
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*/ |
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#ifndef IA_UPDATE_OBSERVER_H |
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#define IA_UPDATE_OBSERVER_H |
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class CIAUpdateResult; |
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/** |
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* MIAUpdateObserver provides callback functions that the updater will call |
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* when an update operation has been completed. |
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* |
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* @note If an update is targeted to multiple items during one operation call, |
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* the observer is informed only once about the completion. This is done, |
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* when the update operation as a whole has been completed. |
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* |
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* @note When the application updates itself, installation requires the shutdown |
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* of the application. Then, the updater will continue the update operation |
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* in the background but callbacks to nonexisting observers are skipped. |
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* After installation is finished, the updated application will be restarted |
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* if that information is included in CIAUpdateParameters. |
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* |
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* @note An application may also update itself without a need for restart. |
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* For example, when plug-ins are retrieved for the application. |
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* Then, the callback functions of the observer can be called from the updater. |
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* And, the observer will know when the necessary updates have been installed. |
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* |
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* @see CIAUpdate |
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* @see CIAUpdateParameters |
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* @see CIAUpdateResult |
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* |
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* @since S60 v3.2 |
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*/ |
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class MIAUpdateObserver |
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{ |
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|
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public: |
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|
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/** |
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* This callback function is called when the update checking operation has completed. |
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* |
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* @param aErrorCode The error code of the observed update operation. |
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* KErrNone for successful completion, |
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* otherwise a system wide error code. |
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* @param aAvailableUpdates Number of the updates that were found available. |
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* |
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* @since S60 v3.2 |
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*/ |
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virtual void CheckUpdatesComplete( TInt aErrorCode, TInt aAvailableUpdates ) = 0; |
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|
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/** |
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* This callback function is called when an update operation has completed. |
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* Even if multiple functions are provided to start different update operations, |
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* this callback function is always called after an update operation has completed. |
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* |
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* @param aErrorCode The error code of the completed update operation. |
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* KErrNone for successful completion, |
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* otherwise a system wide error code. |
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* @param aResult Details about the completed update operation. |
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* Ownership is transferred. |
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* |
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* @since S60 v3.2 |
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*/ |
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virtual void UpdateComplete( TInt aErrorCode, CIAUpdateResult* aResult ) = 0; |
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|
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|
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/** |
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* This callback function is called when an update query operation has completed. |
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* |
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* @param aErrorCode The error code of the observed query operation. |
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* KErrNone for successful completion, |
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* otherwise a system wide error code. |
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* @param aUpdateNow ETrue informs that an update operation should be started. |
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* EFalse informs that there is no need to start an update |
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* operation. |
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* @since S60 v3.2 |
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*/ |
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virtual void UpdateQueryComplete( TInt aErrorCode, TBool aUpdateNow ) = 0; |
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}; |
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#endif // IA_UPDATE_OBSERVER_H |