--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/filemanager/Engine/src/CFileManagerDocHandler.cpp Wed Sep 01 12:31:07 2010 +0100
@@ -0,0 +1,366 @@
+/*
+* Copyright (c) 2004-2007 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: Wraps document handler functions
+*
+*/
+
+
+
+// INCLUDES
+#include <DocumentHandler.h>
+#include <apmstd.h>
+#include <bautils.h>
+#include "CFileManagerDocHandler.h"
+#include "CFileManagerEngine.h"
+#include "CFileManagerUtils.h"
+#include "CFileManagerThreadWrapper.h"
+#include "MFileManagerProcessObserver.h"
+#include "FileManagerDebug.h"
+
+
+// -----------------------------------------------------------------------------
+// CFileManagerDocHandler::CFileManagerDocHandler()
+//
+// -----------------------------------------------------------------------------
+//
+CFileManagerDocHandler::CFileManagerDocHandler(
+ CFileManagerEngine& aEngine,
+ CFileManagerUtils& aUtils ) :
+ iEngine( aEngine ),
+ iUtils( aUtils ),
+ iFs( aEngine.Fs() )
+ {
+ }
+
+// -----------------------------------------------------------------------------
+// CFileManagerDocHandler::NewL()
+//
+// ------------------------------------------------------------------------------
+//
+CFileManagerDocHandler* CFileManagerDocHandler::NewL(
+ CFileManagerEngine& aEngine,
+ CFileManagerUtils& aUtils )
+ {
+ CFileManagerDocHandler* self = new (ELeave) CFileManagerDocHandler(
+ aEngine, aUtils );
+ CleanupStack::PushL( self );
+ self->ConstructL();
+ CleanupStack::Pop( self );
+ return self;
+ }
+
+// -----------------------------------------------------------------------------
+// CFileManagerDocHandler::~CFileManagerDocHandler()
+//
+// ------------------------------------------------------------------------------
+//
+CFileManagerDocHandler::~CFileManagerDocHandler()
+ {
+ iApaSession.Close();
+ delete iThreadWrapper;
+ delete iFileMime;
+ delete iFileFullPath;
+ delete iDocHandler;
+ iFile.Close();
+ }
+
+// -----------------------------------------------------------------------------
+// CFileManagerDocHandler::HandleServerAppExit()
+//
+// -----------------------------------------------------------------------------
+void CFileManagerDocHandler::HandleServerAppExit( TInt aReason )
+ {
+ if ( iEmbeddedAppOpen )
+ {
+ iEngine.NoticeServerAppExit( aReason );
+ iEngine.EmbeddedAppStatus( EFalse );
+ iEmbeddedAppOpen = EFalse;
+ }
+ }
+
+// -----------------------------------------------------------------------------
+// CFileManagerDocHandler::ConstructL()
+//
+// -----------------------------------------------------------------------------
+//
+void CFileManagerDocHandler::ConstructL()
+ {
+ iDocHandler = CDocumentHandler::NewL();
+ iDocHandler->SetExitObserver( this );
+ User::LeaveIfError( iApaSession.Connect() );
+ }
+
+// -----------------------------------------------------------------------------
+// CFileManagerDocHandler::OpenFileL()
+//
+// -----------------------------------------------------------------------------
+//
+void CFileManagerDocHandler::OpenFileL(
+ const TDesC& aFullPath, MFileManagerProcessObserver* aObserver )
+ {
+ if ( iEmbeddedAppOpen )
+ {
+ ERROR_LOG( "CFileManagerDocHandler::OpenFileL-OpenAlreadyOngoing" )
+ return; // Ignore too fast open events to prevent mess up
+ }
+
+ delete iThreadWrapper;
+ iThreadWrapper = NULL;
+
+ delete iFileFullPath;
+ iFileFullPath = NULL;
+
+ delete iFileMime;
+ iFileMime = NULL;
+
+ iFileReady = EFalse;
+ iFile.Close();
+
+ iObserver = aObserver;
+
+ //Judge the file extention, if a sis file, notify Engine to flush the cache
+ if ( EFileManagerAppFileIcon == iUtils.ResolveIconL( aFullPath ) )
+ {
+ iEngine.SetSisFile( ETrue );
+ }
+
+ // Get fullpath and MIME type
+ TPtrC mime16( iUtils.MimeTypeL( aFullPath ) );
+ iFileMime = HBufC8::NewL( mime16.Length() );
+ iFileMime->Des().Copy( mime16 );
+ iFileFullPath = aFullPath.AllocL();
+
+ if ( iUtils.IsRemoteDrive( *iFileFullPath ) )
+ {
+ iThreadWrapper = CFileManagerThreadWrapper::NewL();
+ User::LeaveIfError( iThreadWrapper->StartThread(
+ *this,
+ MFileManagerThreadFunction::ENotifyFinished, EPriorityNormal ) );
+
+ // Async file open
+ if ( iObserver )
+ {
+ TRAP_IGNORE( iObserver->ProcessStartedL(
+ MFileManagerProcessObserver::EFileOpenProcess, KErrNone ) );
+ }
+ }
+ else
+ {
+ // Sync file open
+ if ( iObserver )
+ {
+ TRAP_IGNORE( iObserver->ProcessStartedL(
+ MFileManagerProcessObserver::EFileOpenProcess, KErrNone ) );
+ }
+
+ RFile64 sharableFile;
+ TRAPD( err, iDocHandler->OpenTempFileL( *iFileFullPath, sharableFile ) );
+ if ( err == KErrNone )
+ {
+ TRAP( err, OpenShareableFileL( sharableFile, *iFileMime ) );
+ }
+ sharableFile.Close();
+
+ if ( iObserver )
+ {
+ TRAP_IGNORE( iObserver->ProcessFinishedL( err ) );
+ }
+ }
+ }
+
+// -----------------------------------------------------------------------------
+// CFileManagerDocHandler::OpenShareableFileL()
+//
+// -----------------------------------------------------------------------------
+//
+void CFileManagerDocHandler::OpenShareableFileL(
+ RFile64& aShareableFile, const TDesC8& aMime )
+ {
+ // Check if iFileFullPath is NULL
+ if ( !iFileFullPath )
+ {
+ User::Leave( KErrNotFound );
+ }
+
+ // Check if file open is denied
+ if ( iObserver )
+ {
+ if ( iObserver->NotifyL(
+ MFileManagerProcessObserver::ENotifyFileOpenDenied,
+ 0,
+ *iFileFullPath ) )
+ {
+ return;
+ }
+ }
+
+ TDataType dataType( aMime );
+ CAiwGenericParamList& paramList( iDocHandler->InParamListL() );
+
+ // If remote drive, make sure that file can be opened remotely
+ if ( iUtils.IsRemoteDrive( *iFileFullPath ) )
+ {
+ TUid appUid;
+ TDataType fileType;
+ User::LeaveIfError( iApaSession.AppForDocument(
+ aShareableFile, appUid, fileType ) );
+ if ( !iEngine.HasAppRemoteDriveSupport( appUid ) )
+ {
+ User::Leave( KErrFmgrNotSupportedRemotely );
+ }
+ dataType = fileType;
+ }
+ // Otherwise just make sure that file exists before opening it
+ else if ( !BaflUtils::FileExists( iEngine.Fs(), *iFileFullPath ) )
+ {
+ User::Leave( KErrNotFound );
+ }
+
+ TInt err( KErrNone );
+ TInt err2( KErrNone );
+
+ TRAP( err, err2 = iDocHandler->OpenFileEmbeddedL(
+ aShareableFile, dataType, paramList ) );
+
+ LOG_IF_ERROR1( err,
+ "CFileManagerDocHandler::OpenShareableFileL-err=%d", err )
+ LOG_IF_ERROR1( err2,
+ "CFileManagerDocHandler::OpenShareableFileL-err2=%d", err2 )
+
+ // Make sure that not supported functionality is handled properly
+ if ( err2 == KErrNotSupported || err2 == KMimeNotSupported ||
+ err == KErrNotSupported || err == KMimeNotSupported )
+ {
+ User::Leave( KErrNotSupported );
+ }
+ else if ( err == KErrNotFound || err2 == KErrNotFound )
+ {
+ User::Leave( KErrGeneral );
+ }
+ User::LeaveIfError( err );
+ User::LeaveIfError( err2 );
+
+ iEngine.EmbeddedAppStatus( ETrue );
+ iEmbeddedAppOpen = ETrue;
+ }
+
+// -----------------------------------------------------------------------------
+// CFileManagerDocHandler::ThreadStepL()
+//
+// -----------------------------------------------------------------------------
+//
+void CFileManagerDocHandler::ThreadStepL()
+ {
+ // Open shareable file and make sure that it is loaded to file cache
+ // before opening the file with app
+ TInt err( iFile.Open( iFs, *iFileFullPath, EFileShareReadersOnly ) );
+ if ( err == KErrInUse )
+ {
+ User::LeaveIfError( iFile.Open(
+ iFs, *iFileFullPath, EFileShareReadersOrWriters ) );
+ }
+ else
+ {
+ User::LeaveIfError( err );
+ }
+
+ TInt64 pos( 0 );
+ TInt64 size( 0 );
+ TInt readSize( 0 );
+ const TInt KReadBufferSize = 16384; // 16KB
+ HBufC8* buffer = HBufC8::NewLC( KReadBufferSize );
+ TPtr8 ptr( buffer->Des() );
+
+ User::LeaveIfError( iFile.Size( size ) );
+ while ( size > 0 )
+ {
+ if ( iThreadWrapper->IsThreadCanceled() )
+ {
+ User::Leave( KErrCancel );
+ }
+
+ readSize = Min( size, ptr.MaxSize() );
+ User::LeaveIfError( iFile.Read( pos, ptr, readSize ) );
+ size -= readSize;
+ }
+
+ CleanupStack::PopAndDestroy( buffer );
+ iFileReady = ETrue;
+ }
+
+// -----------------------------------------------------------------------------
+// CFileManagerDocHandler::IsThreadDone()
+//
+// -----------------------------------------------------------------------------
+//
+TBool CFileManagerDocHandler::IsThreadDone()
+ {
+ return iFileReady;
+ }
+
+// -----------------------------------------------------------------------------
+// CFileManagerDocHandler::NotifyThreadClientL()
+//
+// -----------------------------------------------------------------------------
+//
+void CFileManagerDocHandler::NotifyThreadClientL(
+ TNotifyType aType, TInt aValue )
+ {
+ switch ( aType )
+ {
+ case ENotifyFinished:
+ {
+ // Open shareable file with app and inform observer
+ if ( aValue == KErrNone && iFileReady )
+ {
+ TRAP( aValue, OpenShareableFileL( iFile, *iFileMime ) );
+ }
+ iFile.Close();
+
+ if ( iObserver )
+ {
+ TRAP_IGNORE( iObserver->ProcessFinishedL( aValue ) );
+ }
+ if ( aValue != KErrNone )
+ {
+ // Ensure that the status gets updated on error
+ HandleServerAppExit( 0 );
+ }
+ break;
+ }
+ default:
+ {
+ break;
+ }
+ }
+ }
+
+// -----------------------------------------------------------------------------
+// CFileManagerDocHandler::CancelFileOpen()
+//
+// -----------------------------------------------------------------------------
+//
+void CFileManagerDocHandler::CancelFileOpen()
+ {
+ if ( iFileFullPath )
+ {
+ iEngine.CancelTransfer( *iFileFullPath );
+ }
+ if ( iThreadWrapper )
+ {
+ iThreadWrapper->CancelThread();
+ }
+ }
+
+// End of File