devicediagnosticsfw/diagframework/inc/diaglogeventeraser.h
branchRCL_3
changeset 25 b183ec05bd8c
parent 24 13d7c31c74e0
child 26 19bba8228ff0
--- a/devicediagnosticsfw/diagframework/inc/diaglogeventeraser.h	Thu Aug 19 10:44:50 2010 +0300
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,176 +0,0 @@
-/*
-* Copyright (c) 2007 Nokia Corporation and/or its subsidiary(-ies). 
-* All rights reserved.
-* This component and the accompanying materials are made available
-* under the terms of "Eclipse Public License v1.0"
-* which accompanies this distribution, and is available
-* at the URL "http://www.eclipse.org/legal/epl-v10.html".
-*
-* Initial Contributors:
-* Nokia Corporation - initial contribution.
-*
-* Contributors:
-*
-* Description:  This is the header for the Diagnostics Logs Event Eraser.
-*
-*/
-
-
-#ifndef DIAGLOGEVENTERASER_H
-#define DIAGLOGEVENTERASER_H
-
-// Include Files
-#include <e32base.h>                    // CActive
-#include <f32file.h>                    // RFs
-
-// Forward Declarations
-class MDiagLogEventEraserObserver;
-class CActiveSchedulerWait;
-class CLogClient;
-class CLogViewEvent;
-class CLogFilter;
-
-/**
-* Diagnostics Plugin Log Event Eraser
-*
-* This class is used to remove log events generated by diagnostics plugins.
-* Events could be anything that is logged by the system log, such as call or
-* data use records.
-*
-* @lib euser.lib
-* @lib logcli.lib 
-* @lib efsrv.lib
-* @lib flogger.lib
-*/
-NONSHARABLE_CLASS( CDiagLogEventEraser ) : public CActive
-    {
-
-public: // New functions
-
-    /**
-    * Symbian OS two-phase constructor.
-    *
-    * @param aObserver A reference to the observer for this event eraser.
-    * @param aFilter The filter to be used for log erasure.  Clients may pass
-    *                NULL for no filtering.  Ownership is transferred.
-    * @return An pointer to the new instance of CDiagLogEventEraser.
-    */
-    IMPORT_C static CDiagLogEventEraser* NewL(
-        MDiagLogEventEraserObserver& aObserver,
-        CLogFilter* aFilter = NULL );
-
-    /**
-    * Destructor.
-    */
-    IMPORT_C virtual ~CDiagLogEventEraser();
-
-    /**
-    * This gets the filter used for the log erasure.  Clients which want to
-    * filter the logs to be erased must call this function and set the
-    * appropriate filter before calling StartAsyncEraseLogsL or EraseLogsL.
-    *
-    * @return The filter to apply to the logs to check for erasure.
-    */
-    IMPORT_C CLogFilter& Filter();
-
-    /**
-    * This gets the log client used for the log erasure.
-    *
-    * @return The log client used for log erasure.
-    */
-    IMPORT_C CLogClient& LogClient();
-
-    /**
-    * This starts an asynchronous log erase operation.  The completion of this
-    * request is notified by MDiagLogEventEraserObserver::CompleteEventEraseL.
-    */
-    IMPORT_C void StartAsyncEraseLogsL();
-
-    /**
-    * This performs a synchronous log erase operation.  The function will
-    * leave if there is any error in log erasure.
-    */
-    IMPORT_C void EraseLogsL();
-
-
-private: // New functions
-
-    /**
-    * C++ default constructor.
-    *
-    * @param aObserver A reference to the observer for this event eraser.
-    * @param aFilter The filter to be used for log erasure.  If NULL is
-    *                passed, a new filter will be created during the second
-    *                phase of construction.  Ownership is transferred.
-    */
-    CDiagLogEventEraser( MDiagLogEventEraserObserver& aObserver,
-                         CLogFilter* aFilter );
-    
-    /**
-    * Symbian OS default constructor.
-    */
-    void ConstructL();
-
-    /**
-    * Handles the completion of log erasing and performs different operations
-    * depending on whether the erasing was asynchronous or not.
-    */
-    void HandleCompletionL( TInt aError );
-
-
-private: // From base class CActive
-
-    /**
-    * Handle active object completion event.
-    */
-    virtual void RunL();
-
-    /**
-    * Handle active object cancel event.
-    */
-    virtual void DoCancel();
-
-
-private: // Data
-
-    /** The state of the log erasing operation. */
-    enum TDiagLogEventEraserState
-        {
-        EStateInitial = 0,
-        EStateApplyingFilter,
-        EStateReadingEntries,
-        EStateDeletingEntry,
-        EStateComplete
-        };
-
-    /** The observer for this instance of the log event eraser. */
-    MDiagLogEventEraserObserver& iObserver;
-
-    /** The active scheduler, used for synchronous log erasure.  Own. */
-    CActiveSchedulerWait* iWaitScheduler;
-
-    /** The Log client.  Own. */
-    CLogClient* iLogClient;
-
-    /** The Log view.  Own. */
-    CLogViewEvent* iLogView;
-
-    /** The Log filter.  Own. */
-    CLogFilter* iLogFilter;
-
-    /** A file server session used to delete the logs. */
-    RFs iFsSession;
-
-    /** The internal state of the log event eraser. */
-    TDiagLogEventEraserState iState;
-
-    /** Indicates if the log event eraser is running a synchronous delete. */
-    TBool iIsDeletingSynchronous;
-
-    /** The return code for syncronous operation. */
-    TInt iError;
-    };
-
-#endif // DIAGLOGEVENTERASER_H
-
-// End of File