diff -r 000000000000 -r 72b543305e3a mobilemessaging/unieditor/application/src/UniEditorOperation.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mobilemessaging/unieditor/application/src/UniEditorOperation.cpp	Thu Dec 17 08:44:11 2009 +0200
@@ -0,0 +1,432 @@
+/*
+* Copyright (c) 2006,2007 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:   CUniEditorOperation
+*
+*/
+
+
+
+// ========== INCLUDE FILES ================================
+
+#include <e32std.h>
+
+#include "UniEditorLogging.h"    // For logging support
+
+#include "UniEditorOperation.h"
+
+// ========== EXTERNAL DATA STRUCTURES =====================
+
+// ========== EXTERNAL FUNCTION PROTOTYPES =================
+
+// ========== CONSTANTS ====================================
+
+// ========== MACROS =======================================
+
+// ========== LOCAL CONSTANTS AND MACROS ===================
+const TInt KErrorGranularity = 3;
+
+// ========== MODULE DATA STRUCTURES =======================
+
+// ========== LOCAL FUNCTION PROTOTYPES ====================
+
+// ========== LOCAL FUNCTIONS ==============================
+
+// ========== MEMBER FUNCTIONS =============================
+
+// ---------------------------------------------------------
+// CUniEditorOperation::CUniEditorOperation
+//
+// Constructor.
+// ---------------------------------------------------------
+//
+CUniEditorOperation::CUniEditorOperation( MUniEditorOperationObserver& aObserver,
+                                          CUniEditorDocument& aDocument,
+                                          RFs& aFs,
+                                          TUniEditorOperationType aOperationType ) :
+    CActive( EPriorityStandard ),
+    iObserver( aObserver ),
+    iDocument( aDocument ),
+    iFs( aFs ),
+    iOperationType( aOperationType )
+    {
+    CActiveScheduler::Add( this );
+    }
+
+
+// ---------------------------------------------------------
+// CUniEditorOperation::CUniEditorOperation
+//
+// Destructor.
+// ---------------------------------------------------------
+//
+CUniEditorOperation::~CUniEditorOperation()
+    {
+    delete iErrors;
+    }
+
+// ---------------------------------------------------------
+// CUniEditorOperation::BaseConstructL
+//
+// 2nd phase constructor.
+// ---------------------------------------------------------
+//
+void CUniEditorOperation::BaseConstructL()
+    {
+    iErrors = new ( ELeave ) CArrayFixFlat<TInt>( KErrorGranularity );
+    }
+
+// ---------------------------------------------------------
+// CUniEditorOperation::CompleteSelf
+//
+// Completes current step of state machine
+// ---------------------------------------------------------
+//
+void CUniEditorOperation::CompleteSelf( TInt aError )
+    {
+    iStatus = KRequestPending;
+    TRequestStatus* pStatus = &iStatus;
+    SetActive();
+    User::RequestComplete( pStatus, aError );
+    }
+
+// ---------------------------------------------------------
+// CUniEditorOperation::SetPending
+// ---------------------------------------------------------
+//
+void CUniEditorOperation::SetPending()
+    {
+    if ( !IsActive() )
+        {
+        iStatus = KRequestPending;
+        SetActive();
+        }
+    }
+
+// ---------------------------------------------------------
+// CUniEditorOperation::CompleteOperation
+// ---------------------------------------------------------
+//
+void CUniEditorOperation::CompleteOperation( TInt aError )
+    {
+    SetPending();
+        
+    TRequestStatus* pStatus = &iStatus;
+    User::RequestComplete( pStatus, aError );
+    }
+
+// ---------------------------------------------------------
+// CUniEditorOperation::RunError
+//
+// ---------------------------------------------------------
+//
+TInt CUniEditorOperation::RunError( TInt aError )
+    {
+#ifdef USE_LOGGER
+    switch ( iOperationType )
+        {
+        case EUniEditorOperationChangeSlide:
+        UNILOGGER_WRITEF(_L("CUniEditorOperation::RunError EUniEditorOperationChangeSlide error: %d"), aError );
+        break;
+        case EUniEditorOperationInsert:
+        UNILOGGER_WRITEF(_L("CUniEditorOperation::RunError EUniEditorOperationInsert error: %d"), aError );
+        break;
+        case EUniEditorOperationLaunch:
+        UNILOGGER_WRITEF(_L("CUniEditorOperation::RunError EUniEditorOperationLaunch error: %d"), aError );
+        break;
+        case EUniEditorOperationPreview:
+        UNILOGGER_WRITEF(_L("CUniEditorOperation::RunError EUniEditorOperationPreview error: %d"), aError );
+        break;
+        case EUniEditorOperationSave:
+        UNILOGGER_WRITEF(_L("CUniEditorOperation::RunError EUniEditorOperationSave error: %d"), aError );
+        break;
+        case EUniEditorOperationProcessImage:
+        UNILOGGER_WRITEF(_L("CUniEditorOperation::RunError EUniEditorOperationProcessImage error: %d"), aError );
+        break;
+        case EUniEditorOperationSend:
+        UNILOGGER_WRITEF(_L("CUniEditorOperation::RunError EUniEditorOperationSend error: %d"), aError );
+        break;
+        case EUniEditorOperationSendUi:
+        UNILOGGER_WRITEF(_L("CUniEditorOperation::RunError EUniEditorOperationSendUi error: %d"), aError );
+        break;
+        case EUniEditorOperationSetSender:
+        UNILOGGER_WRITEF(_L("CUniEditorOperation::RunError EUniEditorOperationSetSender error: %d"), aError );
+        break;
+        case EUniEditorOperationVCard:
+        UNILOGGER_WRITEF(_L("CUniEditorOperation::RunError EUniEditorOperationVCard error: %d"), aError );
+        break;
+        case EUniEditorOperationConvertVideo:
+        UNILOGGER_WRITEF(_L("CUniEditorOperation::RunError EUniEditorOperationConvertVideo error: %d"), aError );
+        break;
+        default:        
+        UNILOGGER_WRITEF(_L("CUniEditorOperation::RunError UnknownOperation error: %d"), aError );
+        break;
+        }
+#endif
+
+    if ( aError == KLeaveExit )
+        {
+        return KLeaveExit;
+        }
+    else
+        {
+        CompleteSelf( aError );
+        return KErrNone;
+        }
+    }
+
+
+// ---------------------------------------------------------
+// CUniEditorOperation::GetErrors
+// ---------------------------------------------------------
+//
+CArrayFixFlat<TInt>* CUniEditorOperation::GetErrors()
+    {
+    return iErrors;
+    }
+
+// ---------------------------------------------------------
+// CUniEditorOperation::SetError
+// ---------------------------------------------------------
+//
+void CUniEditorOperation::SetError( TInt aError )
+    {
+#ifdef USE_LOGGER
+    switch ( iOperationType )
+        {
+        case EUniEditorOperationChangeSlide:
+        UNILOGGER_WRITEF(_L("CUniEditorOperation::SetError EUniEditorOperationChangeSlide error: %d"), aError );
+        break;
+        case EUniEditorOperationInsert:
+        UNILOGGER_WRITEF(_L("CUniEditorOperation::SetError EUniEditorOperationInsert error: %d"), aError );
+        break;
+        case EUniEditorOperationLaunch:
+        UNILOGGER_WRITEF(_L("CUniEditorOperation::SetError EUniEditorOperationLaunch error: %d"), aError );
+        break;
+        case EUniEditorOperationPreview:
+        UNILOGGER_WRITEF(_L("CUniEditorOperation::SetError EUniEditorOperationPreview error: %d"), aError );
+        break;
+        case EUniEditorOperationSave:
+        UNILOGGER_WRITEF(_L("CUniEditorOperation::SetError EUniEditorOperationSave error: %d"), aError );
+        break;
+        case EUniEditorOperationProcessImage:
+        UNILOGGER_WRITEF(_L("CUniEditorOperation::SetError EUniEditorOperationProcessImage error: %d"), aError );
+        break;
+        case EUniEditorOperationSend:
+        UNILOGGER_WRITEF(_L("CUniEditorOperation::SetError EUniEditorOperationSend error: %d"), aError );
+        break;
+        case EUniEditorOperationSendUi:
+        UNILOGGER_WRITEF(_L("CUniEditorOperation::SetError EUniEditorOperationSendUi error: %d"), aError );
+        break;
+        case EUniEditorOperationSetSender:
+        UNILOGGER_WRITEF(_L("CUniEditorOperation::SetError EUniEditorOperationSetSender error: %d"), aError );
+        break;
+        case EUniEditorOperationVCard:
+        UNILOGGER_WRITEF(_L("CUniEditorOperation::SetError EUniEditorOperationVCard error: %d"), aError );
+        break;
+        case EUniEditorOperationConvertVideo:
+        UNILOGGER_WRITEF(_L("CUniEditorOperation::SetError EUniEditorOperationConvertVideo error: %d"), aError );
+        break;
+        default:        
+        UNILOGGER_WRITEF(_L("CUniEditorOperation::SetError UnknownOperation error: %d"), aError );
+        break;
+        }
+#endif
+
+    // Won't leave unless out of memory when allocating
+    // new block of error codes.
+    TRAPD( error, iErrors->AppendL( aError ) );
+    if ( error != KErrNone )
+        {
+        iDocument.EikonEnv()->HandleError( error );
+        } 
+    }
+    
+// ---------------------------------------------------------
+// CUniEditorOperation::ResetErrors
+// ---------------------------------------------------------
+//
+void CUniEditorOperation::ResetErrors()
+    {
+    iErrors->Reset();
+    }
+    
+// ---------------------------------------------------------
+// CUniEditorOperation::SetErrorAndReport
+// ---------------------------------------------------------
+//
+TInt CUniEditorOperation::SetErrorAndReport( TInt aError )
+    {
+    if ( aError != KErrNone )
+        {
+#ifdef USE_LOGGER
+        switch ( iOperationType )
+            {
+            case EUniEditorOperationChangeSlide:
+            UNILOGGER_WRITEF(_L("CUniEditorOperation::SetErrorAndReport EUniEditorOperationChangeSlide error: %d"), aError );
+            break;
+            case EUniEditorOperationInsert:
+            UNILOGGER_WRITEF(_L("CUniEditorOperation::SetErrorAndReport EUniEditorOperationInsert error: %d"), aError );
+            break;
+            case EUniEditorOperationLaunch:
+            UNILOGGER_WRITEF(_L("CUniEditorOperation::SetErrorAndReport EUniEditorOperationLaunch error: %d"), aError );
+            break;
+            case EUniEditorOperationPreview:
+            UNILOGGER_WRITEF(_L("CUniEditorOperation::SetErrorAndReport EUniEditorOperationPreview error: %d"), aError );
+            break;
+            case EUniEditorOperationSave:
+            UNILOGGER_WRITEF(_L("CUniEditorOperation::SetErrorAndReport EUniEditorOperationSave error: %d"), aError );
+            break;
+            case EUniEditorOperationProcessImage:
+            UNILOGGER_WRITEF(_L("CUniEditorOperation::SetErrorAndReport EUniEditorOperationProcessImage error: %d"), aError );
+            break;
+            case EUniEditorOperationSend:
+            UNILOGGER_WRITEF(_L("CUniEditorOperation::SetErrorAndReport EUniEditorOperationSend error: %d"), aError );
+            break;
+            case EUniEditorOperationSendUi:
+            UNILOGGER_WRITEF(_L("CUniEditorOperation::SetErrorAndReport EUniEditorOperationSendUi error: %d"), aError );
+            break;
+            case EUniEditorOperationSetSender:
+            UNILOGGER_WRITEF(_L("CUniEditorOperation::SetErrorAndReport EUniEditorOperationSetSender error: %d"), aError );
+            break;
+            case EUniEditorOperationVCard:
+            UNILOGGER_WRITEF(_L("CUniEditorOperation::SetErrorAndReport EUniEditorOperationVCard error: %d"), aError );
+            break;
+            case EUniEditorOperationConvertVideo:
+            UNILOGGER_WRITEF(_L("CUniEditorOperation::SetErrorAndReport EUniEditorOperationConvertVideo error: %d"), aError );
+            break;
+            default:        
+            UNILOGGER_WRITEF(_L("CUniEditorOperation::SetErrorAndReport UnknownOperation error: %d"), aError );
+            break;
+            }
+#endif
+
+        SetError( aError );
+        iObserver.EditorOperationEvent( iOperationType,
+                                        EUniEditorOperationError );
+        }
+
+    return aError;
+    }
+
+// ---------------------------------------------------------
+// CUniEditorOperation::PrintOperationAndState
+// ---------------------------------------------------------
+//
+void CUniEditorOperation::PrintOperationAndState()
+    {
+#ifdef USE_LOGGER
+    switch ( iOperationType )
+        {
+        case EUniEditorOperationChangeSlide:
+        UNILOGGER_WRITEF(_L("CUniEditorOperation::PrintOperationAndState EUniEditorOperationChangeSlide State: %d"), iOperationState );
+        break;
+        case EUniEditorOperationInsert:
+        UNILOGGER_WRITEF(_L("CUniEditorOperation::PrintOperationAndState EUniEditorOperationInsert State: %d"), iOperationState );
+        break;
+        case EUniEditorOperationLaunch:
+        UNILOGGER_WRITEF(_L("CUniEditorOperation::PrintOperationAndState EUniEditorOperationLaunch State: %d"), iOperationState );
+        break;
+        case EUniEditorOperationPreview:
+        UNILOGGER_WRITEF(_L("CUniEditorOperation::PrintOperationAndState EUniEditorOperationPreview State: %d"), iOperationState );
+        break;
+        case EUniEditorOperationSave:
+        UNILOGGER_WRITEF(_L("CUniEditorOperation::PrintOperationAndState EUniEditorOperationSave State: %d"), iOperationState );
+        break;
+        case EUniEditorOperationProcessImage:
+        UNILOGGER_WRITEF(_L("CUniEditorOperation::PrintOperationAndState EUniEditorOperationProcessImage State: %d"), iOperationState );
+        break;
+        case EUniEditorOperationSend:
+        UNILOGGER_WRITEF(_L("CUniEditorOperation::PrintOperationAndState EUniEditorOperationSend State: %d"), iOperationState );
+        break;
+        case EUniEditorOperationSendUi:
+        UNILOGGER_WRITEF(_L("CUniEditorOperation::PrintOperationAndState EUniEditorOperationSendUi State: %d"), iOperationState );
+        break;
+        case EUniEditorOperationSetSender:
+        UNILOGGER_WRITEF(_L("CUniEditorOperation::PrintOperationAndState EUniEditorOperationSetSender State: %d"), iOperationState );
+        break;
+        case EUniEditorOperationVCard:
+        UNILOGGER_WRITEF(_L("CUniEditorOperation::PrintOperationAndState EUniEditorOperationVCard State: %d"), iOperationState );
+        break;
+        default:        
+        UNILOGGER_WRITEF(_L("CUniEditorOperation::PrintOperationAndState UnknownOperation State: %d"), iOperationState );
+        break;
+        }
+#endif
+    }
+
+// ---------------------------------------------------------
+// CUniEditorOperation::DoCancel
+//
+// Calls derived class to cancel outstanding operations and perform
+// cleanup. Notifies observer that operation has been cancelled. Reporting
+// is needed as operation might be cancelled by other object than
+// the observer (e.g. input blocker). Finally
+// completes the operation if request is still pending. This should
+// not happen but it is better to handle this situation to prevent
+// deadlock.
+// ---------------------------------------------------------
+//
+void CUniEditorOperation::DoCancel()
+    {
+    DoCancelCleanup();
+    
+    iObserver.EditorOperationEvent( iOperationType,
+                                    EUniEditorOperationCancel );
+
+    
+    if ( iStatus == KRequestPending )
+        {
+        CompleteOperation( KErrCancel );
+        }
+    }
+
+// ---------------------------------------------------------
+// CUniEditorOperation::EditorOperationEvent
+// ---------------------------------------------------------
+//
+void CUniEditorOperation::EditorOperationEvent( TUniEditorOperationType aOperation,
+                                                TUniEditorOperationEvent aEvent )
+    {
+    if ( aEvent == EUniEditorOperationCancel )
+        {
+        iObserver.EditorOperationEvent( iOperationType, aEvent );
+        CompleteOperation( KErrCancel );
+        }
+    else
+        {
+        HandleOperationEvent( aOperation, aEvent );
+        }    
+    }
+
+// ---------------------------------------------------------
+// CUniEditorOperation::EditorOperationQuery
+// ---------------------------------------------------------
+//
+TBool CUniEditorOperation::EditorOperationQuery( TUniEditorOperationType aOperation,
+                                                 TUniEditorOperationQuery aQuery )
+    {
+    return iObserver.EditorOperationQuery( aOperation, aQuery );
+    }
+
+// ---------------------------------------------------------
+// CUniEditorOperation::HandleOperationEvent
+// ---------------------------------------------------------
+//
+void CUniEditorOperation::HandleOperationEvent( TUniEditorOperationType /*aOperation*/,
+                                                TUniEditorOperationEvent /*aEvent*/ )
+    {   
+    CompleteOperation( KErrNone );
+    }
+
+// EOF