--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/meetingrequest/mricalviewer/src/cesmricalviewerloadmrdatacmd.cpp	Thu Dec 17 08:39:21 2009 +0200
@@ -0,0 +1,204 @@
+/*
+* Copyright (c) 2007-2009 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:  Loading MR data command implemenation
+*
+*/
+
+
+// INCLUDE FILES
+#include "emailtrace.h"
+#include "cesmricalviewerloadmrdatacmd.h"
+//<cmail>
+#include "esmricalvieweropcodes.hrh"
+#include <calsession.h>
+#include "CFSMailClient.h"
+//</cmail>
+
+#include "cesmrmrinfoicalretriever.h"
+#include "cesmrimapicalretriever.h"
+
+// ======== MEMBER FUNCTIONS ========
+
+// -----------------------------------------------------------------------------
+// CESMRIcalViewerLoadMRDataCmd::CESMRIcalViewerLoadMRDataCmd
+// -----------------------------------------------------------------------------
+//
+CESMRIcalViewerLoadMRDataCmd::CESMRIcalViewerLoadMRDataCmd(
+        CCalSession& aCalSession,
+        CFSMailClient& aMailClient,
+        TESMRInputParams& aESMRInputParams )
+:   CESMRIcalViewerAsyncCommand( EESMRLoadMRData, aCalSession ),
+    iESMRInputParams( aESMRInputParams ),
+    iMailClient( aMailClient )
+    {
+    FUNC_LOG;
+    //do nothing
+    }
+
+// -----------------------------------------------------------------------------
+// CESMRIcalViewerLoadMRDataCmd::~CESMRIcalViewerLoadMRDataCmd
+// -----------------------------------------------------------------------------
+//
+CESMRIcalViewerLoadMRDataCmd::~CESMRIcalViewerLoadMRDataCmd()
+    {
+    FUNC_LOG;
+    CancelCommand();
+    iMRRetrieverCommands.ResetAndDestroy();
+    iMRRetrieverCommands.Close();
+    }
+
+// -----------------------------------------------------------------------------
+// CESMRIcalViewerLoadMRDataCmd::NewL
+// -----------------------------------------------------------------------------
+//
+CESMRIcalViewerLoadMRDataCmd* CESMRIcalViewerLoadMRDataCmd::NewL(
+        CCalSession& aCalSession,
+        CFSMailClient& aMailClient,
+        TESMRInputParams& aESMRInputParams )
+    {
+    FUNC_LOG;
+    CESMRIcalViewerLoadMRDataCmd* self =
+            new (ELeave) CESMRIcalViewerLoadMRDataCmd(
+                    aCalSession, aMailClient, aESMRInputParams );
+
+    CleanupStack::PushL( self );
+    self->ConstructL();
+    CleanupStack::Pop( self );
+    return self;
+    }
+
+// -----------------------------------------------------------------------------
+// CESMRIcalViewerLoadMRDataCmd::ConstructL
+// -----------------------------------------------------------------------------
+//
+void CESMRIcalViewerLoadMRDataCmd::ConstructL()
+    {
+    FUNC_LOG;
+    BaseConstructL();
+    }
+
+// -----------------------------------------------------------------------------
+// CESMRIcalViewerLoadMRDataCmd::OperationCompleted
+// -----------------------------------------------------------------------------
+//
+void CESMRIcalViewerLoadMRDataCmd::OperationCompleted(
+        MESMRIcalViewerObserver::TIcalViewerOperationResult aResult )
+    {
+    FUNC_LOG;
+    if ( aResult.iOpType == EESMRLoadMRInfoData ||
+         aResult.iOpType == EESMRLoadMRIcalData     )
+        {
+        aResult.iOpType = OperationType();
+        Observer()->OperationCompleted( aResult );
+        }
+    }
+
+// -----------------------------------------------------------------------------
+// CESMRIcalViewerLoadMRDataCmd::OperationError
+// -----------------------------------------------------------------------------
+//
+void CESMRIcalViewerLoadMRDataCmd::OperationError(
+        MESMRIcalViewerObserver::TIcalViewerOperationResult aResult )
+    {
+    FUNC_LOG;
+    if ( aResult.iOpType == EESMRLoadMRInfoData )
+        {
+        if ( aResult.iResultCode == KErrNotFound )
+            {
+            if(iMRRetrieverCommands.Count() > iCurrentCommand + 1)
+            	{
+                TRAPD(error, iMRRetrieverCommands[++iCurrentCommand]->ExecuteCommandL(
+                             *Message(),
+                             *this )     );
+
+                if ( error != KErrNone )
+                    {
+                    aResult.iOpType = OperationType();
+                    aResult.iResultCode = error;
+                    Observer()->OperationError( aResult );
+                    }
+            	}
+            }
+        else
+            {
+            aResult.iOpType = OperationType();
+            Observer()->OperationError( aResult );
+            }
+        }
+    else
+        {
+        aResult.iOpType = OperationType();
+        Observer()->OperationError( aResult );
+        }
+    }
+
+// -----------------------------------------------------------------------------
+// CESMRIcalViewerLoadMRDataCmd::ExecuteAsyncCommandL
+// -----------------------------------------------------------------------------
+//
+void CESMRIcalViewerLoadMRDataCmd::ExecuteAsyncCommandL()
+    {
+    FUNC_LOG;
+    CESMRInfoIcalRetrieverCmd* cmd = CESMRInfoIcalRetrieverCmd::NewL(
+                CalSession(),
+                iESMRInputParams );
+
+    CleanupStack::PushL( cmd );
+    User::LeaveIfError(
+            iMRRetrieverCommands.Append( cmd ) );
+    CleanupStack::Pop( cmd ); cmd = NULL;
+
+    CESMRImapIcalRetrieverCmd* cmd2 =
+        CESMRImapIcalRetrieverCmd::NewL(
+            CalSession(),
+            iMailClient,
+            iESMRInputParams );
+
+    CleanupStack::PushL( cmd2 );
+    User::LeaveIfError(
+            iMRRetrieverCommands.Append( cmd2 ) );
+    CleanupStack::Pop( cmd2 ); 
+    cmd2 = NULL;
+
+    iCurrentCommand = 0;
+    
+    if(iMRRetrieverCommands.Count() > iCurrentCommand)
+    	{
+        iMRRetrieverCommands[iCurrentCommand]->ExecuteCommandL(
+                *Message(),
+                *this );
+    	}
+    else
+    	{
+    	User::Leave(KErrOverflow);
+    	}
+    }
+
+// -----------------------------------------------------------------------------
+// CESMRIcalViewerLoadMRDataCmd::CancelAsyncCommand
+// -----------------------------------------------------------------------------
+//
+void CESMRIcalViewerLoadMRDataCmd::CancelAsyncCommand()
+    {
+    FUNC_LOG;
+    TInt commandCount( iMRRetrieverCommands.Count() );
+
+    for ( TInt i(0); i < commandCount; ++i )
+        {
+        iMRRetrieverCommands[iCurrentCommand]->CancelCommand();
+        }
+    }
+
+// EOF
+