iaupdate/IAD/ui/src/iaupdatefirsttimedatefile.cpp
branchRCL_3
changeset 26 8b7f4e561641
parent 0 ba25891c3a9e
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/iaupdate/IAD/ui/src/iaupdatefirsttimedatefile.cpp	Wed Sep 01 12:22:02 2010 +0100
@@ -0,0 +1,222 @@
+/*
+* Copyright (c) 2007-2008 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 module contains the implementation of CIAUpdateFirstTimeDateFile 
+*                class  member functions.
+*
+*/
+
+
+
+
+#include <bautils.h>
+#include <s32file.h>
+#include <sysutil.h>
+
+#include "iaupdatefirsttimedatefile.h"
+
+
+const TInt KDrive( EDriveC );
+const TInt KSizeOfFile( 8 );
+    
+
+// -----------------------------------------------------------------------------
+// CIAUpdateFirstTimeDateFile::NewL
+//
+// -----------------------------------------------------------------------------
+//
+CIAUpdateFirstTimeDateFile* CIAUpdateFirstTimeDateFile::NewL( 
+    const TDesC& aFile )
+    {
+    CIAUpdateFirstTimeDateFile* self =
+        CIAUpdateFirstTimeDateFile::NewLC( aFile );
+    CleanupStack::Pop( self );
+    return self;
+    }
+
+
+// -----------------------------------------------------------------------------
+// CIAUpdateFirstTimeDateFile::NewLC
+//
+// -----------------------------------------------------------------------------
+//
+CIAUpdateFirstTimeDateFile* CIAUpdateFirstTimeDateFile::NewLC( 
+    const TDesC& aFile )
+    {
+    CIAUpdateFirstTimeDateFile* self =
+        new( ELeave) CIAUpdateFirstTimeDateFile();
+    CleanupStack::PushL( self );
+    self->ConstructL( aFile );
+    return self;    
+    }
+
+
+// -----------------------------------------------------------------------------
+// CIAUpdateFirstTimeDateFile::CIAUpdateFirstTimeDateFile
+//
+// -----------------------------------------------------------------------------
+//
+CIAUpdateFirstTimeDateFile::CIAUpdateFirstTimeDateFile()
+: CBase(),
+  iFirstTime( 0 )
+    {
+    }
+
+
+// -----------------------------------------------------------------------------
+// CIAUpdateFirstTimeDateFile::ConstructL
+//
+// -----------------------------------------------------------------------------
+//
+void CIAUpdateFirstTimeDateFile::ConstructL( const TDesC& aFile )
+    {
+    User::LeaveIfError( iFsSession.Connect() );
+    User::LeaveIfError( 
+        iFsSession.SetSessionToPrivate( KDrive ) );
+    
+    User::LeaveIfError( iFsSession.SessionPath( iPath ) );
+    BaflUtils::EnsurePathExistsL( iFsSession, iPath );
+    iPath.Append( aFile );
+    
+    // Read data from the file if the file exists.
+    // Otherwise, let default values remain.
+    ReadDataL(); 
+    }
+
+
+// -----------------------------------------------------------------------------
+// CIAUpdateFirstTimeDateFile::~CIAUpdateFirstTimeDateFile
+//
+// -----------------------------------------------------------------------------
+//
+CIAUpdateFirstTimeDateFile::~CIAUpdateFirstTimeDateFile()
+    {
+    iFsSession.Close();
+    }
+
+
+// -----------------------------------------------------------------------------
+// CIAUpdateFirstTimeDateFile::ReadDataL
+//
+// -----------------------------------------------------------------------------
+//
+TBool CIAUpdateFirstTimeDateFile::ReadDataL()
+	{
+	RFile file;
+    TInt err = file.Open( iFsSession, iPath, EFileRead|EFileShareAny );
+    if ( err == KErrNotFound )
+    	{
+    	// File did not exist. 
+    	// So, nothing to do here anymore.
+    	return EFalse;
+    	}
+    User::LeaveIfError( err );
+    	
+    CleanupClosePushL( file );
+    
+    RFileReadStream stream( file, 0 );
+    CleanupClosePushL( stream );
+
+    InternalizeL( stream );
+
+    CleanupStack::PopAndDestroy( &stream );
+    CleanupStack::PopAndDestroy( &file );
+
+    return ETrue;
+	}
+
+
+// -----------------------------------------------------------------------------
+// CIAUpdateFirstTimeDateFile::WriteDataL
+//
+// -----------------------------------------------------------------------------
+//
+void CIAUpdateFirstTimeDateFile::WriteDataL()
+	{
+	TDriveUnit driveUnit( KDrive );
+	if ( SysUtil::DiskSpaceBelowCriticalLevelL( 
+	        &iFsSession, KSizeOfFile, driveUnit ) )
+	    {
+		User::Leave( KErrDiskFull );
+	    }
+	
+	RFile file;
+    User::LeaveIfError( 
+        file.Replace( iFsSession, iPath, EFileWrite|EFileShareAny ) );
+    CleanupClosePushL( file );
+    
+    RFileWriteStream stream( file, 0 );
+    CleanupClosePushL( stream );
+
+    ExternalizeL( stream );
+    
+    stream.CommitL();
+    
+    CleanupStack::PopAndDestroy( &stream );
+    CleanupStack::PopAndDestroy( &file );
+	}
+
+
+// -----------------------------------------------------------------------------
+// CIAUpdateFirstTimeDateFile::FirstTime
+//
+// -----------------------------------------------------------------------------
+//
+const TTime& CIAUpdateFirstTimeDateFile::FirstTime() const
+    {
+    return iFirstTime;
+    }
+    
+
+// -----------------------------------------------------------------------------
+// CIAUpdateFirstTimeDateFile::SetCurrentFirstTime
+//
+// -----------------------------------------------------------------------------
+//
+void CIAUpdateFirstTimeDateFile::SetCurrentFirstTime()
+    {
+    TTime universalTime;
+    universalTime.UniversalTime();
+    iFirstTime = universalTime;
+    }
+
+
+// -----------------------------------------------------------------------------
+// CIAUpdateFirstTimeDateFile::InternalizeL
+//
+// -----------------------------------------------------------------------------
+//
+void CIAUpdateFirstTimeDateFile::InternalizeL( RReadStream& aStream )
+	{
+	// If you make changes here, 
+	// remember to update ExternalizeL accordingly!!!
+
+	TInt64 firstTime( 0 );
+	aStream >> firstTime;
+    iFirstTime = firstTime;
+ 	}
+
+
+// -----------------------------------------------------------------------------
+// CIAUpdateFirstTimeDateFile::ExternalizeL
+//
+// -----------------------------------------------------------------------------
+//
+void CIAUpdateFirstTimeDateFile::ExternalizeL( RWriteStream& aStream )
+	{
+	// If you make changes here, 
+	// remember to update InternalizeL accordingly!!!
+
+	TInt64 firstTime( FirstTime().Int64() );
+	aStream << firstTime;
+	}