diff -r d189ee25cf9d -r 3533d4323edc meetingrequest/mricalviewer/src/cesmricalviewerremovemrfromcalcmd.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/meetingrequest/mricalviewer/src/cesmricalviewerremovemrfromcalcmd.cpp	Wed Sep 01 12:28:57 2010 +0100
@@ -0,0 +1,299 @@
+/*
+* 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:  Resolving meeting request method asynchronoysly
+*
+*/
+
+
+// INCLUDE FILES
+#include "emailtrace.h"
+#include "cesmricalviewerremovemrfromcalcmd.h"
+#include "cesmruilauncher.h"
+
+//<cmail>
+#include "esmricalvieweropcodes.hrh"
+#include <calsession.h>
+#include "cfsmailclient.h"
+//</cmail>
+#include <calentry.h>
+
+#include "cesmrmrinfoicalretriever.h"
+#include "cesmrimapicalretriever.h"
+
+// ======== MEMBER FUNCTIONS ========
+
+// -----------------------------------------------------------------------------
+// CESMRIcalViewerRemoveMRFromCalCmd::CESMRIcalViewerRemoveMRFromCalCmd
+// -----------------------------------------------------------------------------
+//
+CESMRIcalViewerRemoveMRFromCalCmd::CESMRIcalViewerRemoveMRFromCalCmd(
+        CCalSession& aCalSession,
+        CFSMailClient& aMailClient )
+:   CESMRIcalViewerAsyncCommand( EESMRRemoveMR, aCalSession ),
+    iMailClient( aMailClient ),
+    iCurrentCommand( EESMREmailCommand )
+    {
+    FUNC_LOG;
+    //do nothing
+    }
+
+// -----------------------------------------------------------------------------
+// CESMRIcalViewerRemoveMRFromCalCmd::~CESMRIcalViewerRemoveMRFromCalCmd
+// -----------------------------------------------------------------------------
+//
+        CESMRIcalViewerRemoveMRFromCalCmd::~CESMRIcalViewerRemoveMRFromCalCmd()
+    {
+    FUNC_LOG;
+    CancelCommand();
+    delete iUILauncher;
+    iMRRetrieverCommands.ResetAndDestroy();
+    iMRRetrieverCommands.Close();
+    }
+
+// -----------------------------------------------------------------------------
+// CESMRIcalViewerResponseToMRCmd::NewL
+// -----------------------------------------------------------------------------
+//
+CESMRIcalViewerRemoveMRFromCalCmd* CESMRIcalViewerRemoveMRFromCalCmd::NewL(
+        CCalSession& aCalSession,
+        CFSMailClient& aMailClient )
+    {
+    FUNC_LOG;
+    CESMRIcalViewerRemoveMRFromCalCmd* self =
+            new (ELeave) CESMRIcalViewerRemoveMRFromCalCmd(
+                    aCalSession,
+                    aMailClient );
+
+    CleanupStack::PushL( self );
+    self->ConstructL();
+    CleanupStack::Pop( self );
+    return self;
+    }
+
+// -----------------------------------------------------------------------------
+// CESMRIcalViewerRemoveMRFromCalCmd::ConstructL
+// -----------------------------------------------------------------------------
+//
+void CESMRIcalViewerRemoveMRFromCalCmd::ConstructL()
+    {
+    FUNC_LOG;
+    BaseConstructL();
+    }
+
+// -----------------------------------------------------------------------------
+// CESMRIcalViewerRemoveMRFromCalCmd::OperationCompleted
+// -----------------------------------------------------------------------------
+//
+void CESMRIcalViewerRemoveMRFromCalCmd::OperationCompleted(
+        MESMRIcalViewerObserver::TIcalViewerOperationResult aResult )
+    {
+    FUNC_LOG;
+    TRAPD( err, HandleOperationCompletedL(aResult) );
+    if (KErrNone != err )
+        {
+        aResult.iOpType = OperationType();
+        aResult.iResultCode = err;
+        Observer()->OperationError( aResult );
+        }
+    else if ( !iUILauncher )
+        {
+        aResult.iOpType = OperationType();
+        Observer()->OperationCompleted( aResult );
+        }
+    }
+
+// -----------------------------------------------------------------------------
+// CESMRIcalViewerRemoveMRFromCalCmd::LaunchUiL
+// -----------------------------------------------------------------------------
+//
+void CESMRIcalViewerRemoveMRFromCalCmd::LaunchUiL()
+    {
+    FUNC_LOG;
+    if ( !iUILauncher )
+        {
+        iUILauncher = CESMRUiLauncher::NewL(
+                            CalSession(),
+                            iESMRInputParams,
+                            *this );
+        }
+
+    iUILauncher->ExecuteCommandL( *Message(), *this );
+    }
+
+// -----------------------------------------------------------------------------
+// CESMRIcalViewerRemoveMRFromCalCmd::OperationError
+// -----------------------------------------------------------------------------
+//
+void CESMRIcalViewerRemoveMRFromCalCmd::OperationError(
+        MESMRIcalViewerObserver::TIcalViewerOperationResult aResult )
+    {
+    FUNC_LOG;
+    if ( aResult.iOpType == EESMRLoadMRInfoData )
+        {
+        if ( aResult.iResultCode == KErrNotFound  && iMRRetrieverCommands.Count() > iCurrentCommand + 1 )
+            {
+            TRAPD( error, iMRRetrieverCommands[++iCurrentCommand]->ExecuteCommandL(
+                    *Message(),
+                    *this ) );
+            if ( error != KErrNone )
+                {
+                aResult.iOpType = OperationType();
+                aResult.iResultCode = error;
+                aResult.iMessage = Message();
+                Observer()->OperationError( aResult );
+                }
+            }
+        else
+            {
+            aResult.iOpType  = OperationType();
+            aResult.iMessage = Message();
+            Observer()->OperationError( aResult );
+            }
+        }
+    else
+        {
+        aResult.iOpType  = OperationType();
+        aResult.iMessage = Message();
+        Observer()->OperationError( aResult );
+        }
+    }
+
+// -----------------------------------------------------------------------------
+// CESMRIcalViewerRemoveMRFromCalCmd::ExecuteAsyncCommandL
+// -----------------------------------------------------------------------------
+//
+void CESMRIcalViewerRemoveMRFromCalCmd::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);
+        }
+    
+    }
+
+// -----------------------------------------------------------------------------
+// CESMRIcalViewerRemoveMRFromCalCmd::CancelAsyncCommand
+// -----------------------------------------------------------------------------
+//
+void CESMRIcalViewerRemoveMRFromCalCmd::CancelAsyncCommand()
+    {
+    FUNC_LOG;
+    TInt commandCount( iMRRetrieverCommands.Count() );
+
+    for ( TInt i(0); i < commandCount; ++i )
+        {
+        iMRRetrieverCommands[iCurrentCommand]->CancelCommand();
+        }
+    }
+
+// -----------------------------------------------------------------------------
+// CESMRIcalViewerRemoveMRFromCalCmd::ProcessCommandL
+// -----------------------------------------------------------------------------
+//
+void CESMRIcalViewerRemoveMRFromCalCmd::ProcessCommandL(TInt aCommandId)
+    {
+    FUNC_LOG;
+    ProcessCommandWithResultL( aCommandId );
+    }
+
+// -----------------------------------------------------------------------------
+// CESMRIcalViewerRemoveMRFromCalCmd::ProcessCommandWithResultL
+// -----------------------------------------------------------------------------
+//
+TInt CESMRIcalViewerRemoveMRFromCalCmd::ProcessCommandWithResultL(
+        TInt /*aCommandId*/  )
+    {
+    FUNC_LOG;
+    return KErrNone;
+    }
+
+// -----------------------------------------------------------------------------
+// CESMRIcalViewerRemoveMRFromCalCmd::IsCommandAvailable
+// -----------------------------------------------------------------------------
+//
+TBool CESMRIcalViewerRemoveMRFromCalCmd::IsCommandAvailable( TInt /*aCommandId*/ )
+    {
+    FUNC_LOG;
+    return EFalse;
+    }
+
+
+// -----------------------------------------------------------------------------
+// CESMRIcalViewerRemoveMRFromCalCmd::HandleOperationCompletedL
+// -----------------------------------------------------------------------------
+//
+void CESMRIcalViewerRemoveMRFromCalCmd::HandleOperationCompletedL(
+            MESMRIcalViewerObserver::TIcalViewerOperationResult aResult )
+    {
+    FUNC_LOG;
+    if ( EESMRLaunchUI == aResult.iOpType )
+        {
+        delete iUILauncher;
+        iUILauncher = NULL;
+        }
+
+    if ( aResult.iOpType == EESMRLoadMRInfoData ||
+         aResult.iOpType == EESMRLoadMRIcalData )
+        {
+        // MRINFO data was parsed succesfully
+        CCalEntry::TMethod method( CCalEntry::EMethodNone );
+        method = iESMRInputParams.iCalEntry->MethodL();
+
+        if ( CCalEntry::EMethodCancel == method )
+            {
+            // MR data is loaded
+            iESMRInputParams.iMailClient = &iMailClient;
+            iESMRInputParams.iMailMessage = Message();
+            iESMRInputParams.iCommand = EESMRCmdRemoveFromCalendar;
+            iESMRInputParams.iSpare = 0;
+            LaunchUiL();
+            }
+        else
+            {
+            User::Leave( KErrNotSupported );
+            }
+        }
+    }
+
+// EOF
+