diff -r 5db69f4c3d06 -r b048e15729d6 perfapps/memspyui/ui/avkon/src/MemSpySettings.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/perfapps/memspyui/ui/avkon/src/MemSpySettings.cpp	Fri Sep 03 17:11:21 2010 +0300
@@ -0,0 +1,300 @@
+/*
+* Copyright (c) 2009 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:
+*
+*/
+
+#include "MemSpySettings.h"
+
+// System includes
+#include <e32svr.h>
+#include <s32file.h>
+
+// Engine includes
+#include <memspy/engine/memspyengine.h>
+#include <memspy/engine/memspyenginelogger.h>
+#include <memspy/engine/memspyenginehelperprocess.h>
+#include <memspy/engine/memspyenginehelpersysmemtracker.h>
+
+#include <memspysession.h>
+
+// Constants
+_LIT( KMemSpySettingsFileName, "settings.dat" ); //file or avkon client settings
+
+// Version 03 dumped some of the system wide memory tracker settings
+const TInt KMemSpySettingsFileFormatVersion = 6;
+
+CMemSpySettings::CMemSpySettings( RFs& aFsSession, RMemSpySession& aSession )
+:   iFsSession( aFsSession ), iMemSpySession( aSession )
+    {	
+    }
+
+
+CMemSpySettings::~CMemSpySettings()
+    {	
+    TRACE( RDebug::Printf( "CMemSpySettings::~CMemSpySettings() - START" ) );
+    TRAP_IGNORE( StoreSettingsL() );
+    TRACE( RDebug::Printf( "CMemSpySettings::~CMemSpySettings() - END" ) );    	
+    }
+
+
+void CMemSpySettings::ConstructL()
+    {	
+    TRACE( RDebug::Print( _L("CMemSpySettings::ConstructL() - START") ) );
+
+    TRAP_IGNORE( RestoreSettingsL() );
+
+    TRACE( RDebug::Print( _L("CMemSpySettings::ConstructL() - END") ) );    
+    }
+
+CMemSpySettings* CMemSpySettings::NewL( RFs& aFsSession, RMemSpySession& aSession )
+    {
+    CMemSpySettings* self = new(ELeave) CMemSpySettings( aFsSession, aSession );
+    CleanupStack::PushL( self );
+    self->ConstructL();
+    CleanupStack::Pop( self );
+    return self;
+    }
+
+void CMemSpySettings::GetSettingsFileNameL( TDes& aFileName )
+    {
+    GetSettingsPathL( aFileName );
+    aFileName.Append( KMemSpySettingsFileName );
+    TRACE( RDebug::Print( _L("CMemSpySettings::GetSettingsFileNameL() - aFileName: %S"), &aFileName ) );
+    }
+
+
+void CMemSpySettings::GetSettingsPathL( TDes& aPath )
+    {
+    TRACE( RDebug::Print( _L("CMemSpySettings::GetSettingsPathL() - START") ) );
+    aPath.Zero();
+
+    // Get private data cage path
+    TInt err = iFsSession.PrivatePath( aPath );
+    TRACE( RDebug::Print( _L("CMemSpySettings::GetSettingsPathL() - priv path err: %d"), err ) );
+    User::LeaveIfError( err );
+
+    // Combine with C: drive
+    const TDriveUnit cDrive( EDriveC );
+    const TDriveName cDriveName( cDrive.Name() );
+    aPath.Insert( 0, cDriveName );
+
+    iFsSession.MkDirAll( aPath );
+    TRACE( RDebug::Print( _L("CMemSpySettings::GetSettingsPathL() - END - %S"), &aPath ) );
+    }
+
+RFile CMemSpySettings::SettingsFileLC( TBool aReplace )
+    {
+    TRACE( RDebug::Print( _L("CMemSpySettings::SettingsFileLC() - START - aReplace: %d"), aReplace ) );
+
+    TFileName* fileName = new(ELeave) TFileName();
+    CleanupStack::PushL( fileName );
+    GetSettingsFileNameL( *fileName );
+    TRACE( RDebug::Print( _L("CMemSpySettings::SettingsFileLC() - fileName: %S"), fileName ) );
+
+    RFile file;
+    TInt error = KErrNone;
+    //
+    if  ( aReplace )
+        {
+        error = file.Replace( iFsSession, *fileName, EFileWrite );
+        TRACE( RDebug::Print( _L("CMemSpySettings::SettingsFileLC() - replace err: %d"), error ) );
+        }
+    else
+        {
+        error = file.Open( iFsSession, *fileName, EFileWrite );
+        TRACE( RDebug::Print( _L("CMemSpySettings::SettingsFileLC() - open err: %d"), error ) );
+        //
+        if  ( error == KErrNotFound )
+            {
+            error = file.Create( iFsSession, *fileName, EFileWrite );
+            }
+        }
+    //
+    User::LeaveIfError( error );
+    CleanupStack::PopAndDestroy( fileName );
+    CleanupClosePushL( file );
+    //
+    TRACE( RDebug::Print( _L("CMemSpySettings::SettingsFileLC() - END") ) );
+    return file;
+    }
+
+
+void CMemSpySettings::StoreSettingsL()
+    {
+    TRACE( RDebug::Printf( "CMemSpySettings::StoreSettingsL() - START" ) );
+
+    RFile file = SettingsFileLC( ETrue );
+    RFileWriteStream stream( file );
+    CleanupStack::Pop(); // file
+    CleanupClosePushL( stream );
+    
+    // Verion info
+    stream.WriteInt32L( KMemSpySettingsFileFormatVersion );
+    
+    stream.WriteUint8L( iSinkType );
+    
+    
+    // Get SWMT config
+    //CMemSpyEngineHelperSysMemTracker& swmt = iEngine.HelperSysMemTracker();
+    //TMemSpyEngineHelperSysMemTrackerConfig swmtConfig;
+    //swmt.GetConfig( swmtConfig );
+
+    // Write SWMT settings
+    //stream.WriteInt32L( swmtConfig.TimerPeriod().Int() );
+    //stream.WriteUint8L( swmtConfig.DumpData() );
+    
+    stream.WriteInt32L( iSwmtConfig.TimerPeriod().Int() );
+    stream.WriteUint8L( iSwmtConfig.DumpData() );
+    
+    // Write memory tracking auto-start process list
+    /*
+    const RArray<TUid>& processUidList = iEngine.HelperProcess().MemoryTrackingAutoStartProcessList();
+    stream.WriteInt32L( processUidList.Count() );
+    for( TInt i=0; i<processUidList.Count(); i++ )
+        {
+        const TUid uid = processUidList[ i ];
+        TRACE( RDebug::Printf( "CMemSpySettings::StoreSettingsL() - process tracker uid[%02d]: 0x%08x", i, uid.iUid ) );
+        stream << uid;
+        }
+    */    
+    stream.WriteInt32L( iUidList.Count() );
+    for( TInt i = 0; i < iUidList.Count(); i++ )
+    	{
+		const TUid uid = iUidList[ i ];
+		TRACE( RDebug::Printf( "CMemSpySettings::StoreSettingsL() - process tracker uid[%02d]: 0x%08x", i, uid.iUid ) );
+		stream << uid;
+    	}
+    
+    // Write memory tracking categories
+    //stream.WriteInt32L( swmtConfig.iEnabledCategories );
+    stream.WriteInt32L( iSwmtConfig.iEnabledCategories );
+    
+    // Write heap tracking thread name filter
+    //stream.WriteInt32L( swmtConfig.iThreadNameFilter.Length() );
+    stream.WriteInt32L( iSwmtConfig.iThreadNameFilter.Length() );
+    
+    /*
+    if ( swmtConfig.iThreadNameFilter.Length() > 0 )
+        {
+        stream.WriteL( swmtConfig.iThreadNameFilter, swmtConfig.iThreadNameFilter.Length() );
+        }
+    
+    // Write mode
+    stream.WriteInt32L( swmtConfig.iMode );
+    */
+    if ( iSwmtConfig.iThreadNameFilter.Length() > 0 )
+    	{
+		stream.WriteL( iSwmtConfig.iThreadNameFilter, iSwmtConfig.iThreadNameFilter.Length() );
+    	}
+        
+    // Write mode
+    stream.WriteInt32L( iSwmtConfig.iMode );
+    
+    stream.CommitL();
+    CleanupStack::PopAndDestroy( &stream ); // Closes file    
+    }
+
+void CMemSpySettings::RestoreSettingsL()
+    {  
+    RFile file = SettingsFileLC();
+    RFileReadStream stream( file );
+    CleanupStack::Pop(); // file
+    CleanupClosePushL( stream ); 
+    
+    // Version info
+    const TInt version = stream.ReadInt32L(); // discarded for now
+    TRACE( RDebug::Printf( "CMemSpySettings::RestoreSettingsL() - version: %d", version ) );
+
+    // Engine settings
+    TMemSpySinkType type = static_cast< TMemSpySinkType >( stream.ReadUint8L() );
+    TRACE( RDebug::Printf( "CMemSpySettings::RestoreSettingsL() - read sinkType: %d", type ) );
+       
+    //iEngine.InstallSinkL( type );
+    //iMemSpySession.SwitchOutputSink( type ); //TODO: to argue to set stuf in engine from here
+    
+    // Set SWMT config
+    TMemSpyEngineHelperSysMemTrackerConfig swmtConfig;
+    swmtConfig.iTimerPeriod = TTimeIntervalMicroSeconds32( stream.ReadInt32L() ); 
+    swmtConfig.iDumpData = static_cast< TBool >( stream.ReadUint8L() );
+
+    if  ( version < 3 )
+        {
+        // Restore but ignore old delta tracker settings which aren't used anymore
+        //
+        static_cast< TBool >( stream.ReadUint8L() );
+        static_cast< TBool >( stream.ReadUint8L() );
+        static_cast< TBool >( stream.ReadUint8L() );
+        }
+    
+    // Restore memory tracking auto-start process uids if file format supports it...
+    if ( version >= 2 )
+        {
+        RArray<TUid> list;		
+        CleanupClosePushL( list );
+        //
+        const TInt count = stream.ReadInt32L();
+        
+        //CArrayFixFlat<TUid>* list = new(ELeave)CArrayFixFlat<TUid>(count);
+        //CleanupStack::PushL(list );               
+        
+        for( TInt i=0; i<count; i++ )
+            {
+            TUid processUid;
+            stream >> processUid;
+            //           
+            User::LeaveIfError( list.Append( processUid ) );            
+            //list->AppendL( processUid );
+            }
+        //
+        //CMemSpyEngineHelperProcess& processHelper = iEngine.HelperProcess();
+        //processHelper.SetMemoryTrackingAutoStartProcessListL( list );        
+        //iMemSpySession.SetSwmtAutoStartProcessList( list );
+        iUidList = list; 	//TODO: to get it into the engine
+        
+        CleanupStack::PopAndDestroy( &list );
+        }
+    
+    // Restore memory tracking categories 
+    if ( version > 3 )
+        {
+        swmtConfig.iEnabledCategories = stream.ReadInt32L();
+        }
+    
+    // Write heap tracking thread name filter 
+    if ( version > 4 )
+        {
+        TInt len = stream.ReadInt32L();
+        if ( len > 0 )
+            {
+            stream.ReadL( swmtConfig.iThreadNameFilter, len );
+            }
+        }
+
+    // Write mode
+    if ( version > 5 )
+        {
+        swmtConfig.iMode = (TMemSpyEngineHelperSysMemTrackerConfig::TMemSpyEngineSysMemTrackerMode)stream.ReadInt32L();
+        }
+    
+    //CMemSpyEngineHelperSysMemTracker& swmt = iEngine.HelperSysMemTracker();
+    //swmt.SetConfigL( swmtConfig );
+    //iMemSpySession.SetSwmtConfig( swmtConfig );
+    
+    iSwmtConfig = swmtConfig; 	//TODO: to get it into the engine
+    
+    CleanupStack::PopAndDestroy( &stream ); // Closes file    
+    }
+
+