--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/pushmtm/MtmUiSrc/PushMessageInfoOp.cpp	Mon Mar 30 12:49:49 2009 +0300
@@ -0,0 +1,264 @@
+/*
+* Copyright (c) 2002 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of the License "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:  Implementation of CPushMessageInfoOp.
+*
+*/
+
+
+
+// INCLUDE FILES
+
+#include "PushMessageInfoOp.h"
+#include "PushMessageInfoDialog.h"
+#include "PushMtmUtil.h"
+#include "PushMtmUiDef.h"
+#include "PushMtmUiPanic.h"
+#include "PushMtmLog.h"
+#include <AknNoteWrappers.h>
+#include <PushMtmUi.rsg>
+#include <data_caging_path_literals.hrh>
+#include <f32file.h>
+
+// ================= MEMBER FUNCTIONS =======================
+
+// ---------------------------------------------------------
+// CPushMessageInfoOp::CPushMessageInfoOp
+// ---------------------------------------------------------
+//
+CPushMessageInfoOp::CPushMessageInfoOp( CMsvSession& aSession, 
+                                        TMsvId aEntryId, 
+                                        TBool aDontShowNotification, 
+                                        TRequestStatus& aObserverStatus ) 
+:   CPushMtmUiOperation( aSession, aEntryId, aObserverStatus ), 
+    iDontShowNotification( aDontShowNotification ), 
+    iObserverCompleted( EFalse )
+    {
+    }
+
+// ---------------------------------------------------------
+// CPushMessageInfoOp::~CPushMessageInfoOp
+// ---------------------------------------------------------
+//
+CPushMessageInfoOp::~CPushMessageInfoOp()
+    {
+    Cancel();
+    delete iDialog;
+    if ( iDeletedFlag )
+        {
+		*iDeletedFlag = ETrue;
+        }
+    }
+
+// ---------------------------------------------------------
+// CPushMessageInfoOp::StartL
+// ---------------------------------------------------------
+//
+void CPushMessageInfoOp::StartL()
+    {
+    Cancel();
+    iObserverCompleted = EFalse;
+    CPushMtmOperation::StartL();
+    }
+
+// ---------------------------------------------------------
+// CPushMessageInfoOp::RunL
+// ---------------------------------------------------------
+//
+void CPushMessageInfoOp::RunL()
+    {
+    __ASSERT_DEBUG( !iDialog, UiPanic( EPushMtmUiPanAlreadyInitialized ) );
+
+    if ( iObserverCompleted )
+        {
+        return;
+        }
+
+    TBool deleted( EFalse );
+    iDeletedFlag = &deleted;
+
+    // Time to set up entry observation (delete & replacement case).
+    ObserveEntryEventL();
+
+    iDialog = new (ELeave) CPushMessageInfoDialog;
+    // Workaround for Cancel(): SetActive() is called.
+    // CMsvSingleOpWatcher::DoCancel() will wait for this observed object to 
+    // complete that. iDialog->ExecuteLD() allows other RunL's to run, so 
+    // that it may happen that CMsvSingleOpWatcher::DoCancel() is called 
+    // when iDialog->ExecuteLD() is running. It means that this object must 
+    // be active in that time in order DoCancel() will be called.
+    iStatus = KRequestPending;
+    SetActive();
+    iDialog->ExecuteLD( iMsvSession, iEntryId );
+
+    // Ready.
+    if ( !deleted )
+        {
+        iDialog = NULL;
+        iDeletedFlag = NULL;
+        // Consider what happens if this object is cancelled in ExecuteLD!
+        // In this case the observer is already completed (DoCancel), so 
+        // avoid completeing it twice. iObserverCompleted indicates it.
+        if ( !iObserverCompleted )
+            {
+            SignalObserver( KErrNone );
+            iObserverCompleted = ETrue;
+            // Due to SetActive() call RunL again, but it will do nothing 
+            // (see above).
+            InvokeRun();
+            }
+        }
+    }
+
+// ---------------------------------------------------------
+// CPushMessageInfoOp::DoCancel
+// ---------------------------------------------------------
+//
+void CPushMessageInfoOp::DoCancel()
+    {
+    PUSHLOG_WRITE("CPushMessageInfoOp::DoCancel");
+    CancelObserveEntryEvent();
+
+    if ( iDialog )
+        {
+        delete iDialog;
+        iDialog = NULL;
+        // Due to SetActive() in RunL we must call InvokeRun(): the dialog 
+        // does not completes this operation.
+        InvokeRun();
+        }
+    if ( !iObserverCompleted )
+        {
+        SignalObserver( KErrCancel );
+        iObserverCompleted = ETrue;
+        }
+    }
+
+// ---------------------------------------------------------
+// CPushMessageInfoOp::RunError
+// ---------------------------------------------------------
+//
+TInt CPushMessageInfoOp::RunError( TInt aError )
+    {
+    PUSHLOG_WRITE_FORMAT("CPushMessageInfoOp::RunError: %d",aError);
+    CancelObserveEntryEvent();
+
+    if ( !iObserverCompleted )
+        {
+        SignalObserver( aError );
+        iObserverCompleted = ETrue;
+        }
+    return aError;
+    }
+
+// ---------------------------------------------------------
+// CPushMessageInfoOp::HandleEntryEventL
+// ---------------------------------------------------------
+//
+void CPushMessageInfoOp::HandleEntryEventL( TMsvEntryEvent aEvent, 
+                         TAny* /*aArg1*/, TAny* /*aArg2*/, TAny* /*aArg3*/ )
+    {
+    PUSHLOG_ENTERFN("CPushMessageInfoOp::HandleEntryEventL");
+
+    if ( aEvent == EMsvEntryChanged )
+        {
+        PUSHLOG_WRITE(" Changed");
+        HandleEntryChangeL();
+        }
+    else if ( aEvent == EMsvEntryDeleted )
+        {
+        PUSHLOG_WRITE(" Deleted");
+        NotifyAndCancelL( R_PUSHLS_EXPIRED_NOTE );
+        }
+    else
+        {
+        // Nothing to do.
+        }
+
+    PUSHLOG_LEAVEFN("CPushMessageInfoOp::HandleEntryEventL");
+    }
+
+// ---------------------------------------------------------
+// CPushMessageInfoOp::HandleEntryChangeL
+// ---------------------------------------------------------
+//
+void CPushMessageInfoOp::HandleEntryChangeL()
+    {
+    PUSHLOG_ENTERFN("CPushMessageInfoOp::HandleEntryChangeL");
+
+    // We have to act only in case of such changes where the content 
+    // of the message changes, not only the unread/read flag.
+    // The content handlers and the Push subsystem behave so that 
+    // the content is changed only when the entry becomes 'unread', 
+    // except one case where the CH changes the content, but the 
+    // message becomes 'read' (SL-execute-high). In this case 
+    // a flag indicates that the content was changed.
+
+    // Get an up-to-date entry and check the necessary flags:
+    TMsvEntry tEntry;
+    TMsvId service;
+    User::LeaveIfError( iMsvSession.GetEntry( iEntryId, service, tEntry ) );
+    TBool isChangeToUnread = tEntry.Unread();
+    TBool contentChangedFlagSet = 
+        CPushMtmUtil::Attrs( tEntry ) & EPushMtmReadButContentChanged;
+
+    if ( !isChangeToUnread && !contentChangedFlagSet )
+        {
+        // Nothing to do. Somebody has just marked it 'read'.
+        PUSHLOG_WRITE(" Content not changed");
+        }
+    else
+        {
+        NotifyAndCancelL( R_PUSHMISC_INFO_REPLACED );
+        }
+
+    PUSHLOG_LEAVEFN("CPushMessageInfoOp::HandleEntryChangeL")
+    }
+
+// ---------------------------------------------------------
+// CPushMessageInfoOp::NotifyAndCancelL
+// ---------------------------------------------------------
+//
+void CPushMessageInfoOp::NotifyAndCancelL( TInt aResId )
+    {
+    PUSHLOG_ENTERFN("CPushMessageInfoOp::NotifyAndCancelL");
+
+    if ( iDontShowNotification )
+        {
+        // Don't show.
+        }
+    else
+        {
+        // Add resource file.
+        TParse* fileParser = new (ELeave) TParse;
+        CleanupStack::PushL( fileParser );
+        fileParser->Set( KPushMtmUiResourceFileAndDrive, &KDC_MTM_RESOURCE_DIR, NULL ); 
+        AssureResourceL( fileParser->FullName() );
+        CleanupStack::PopAndDestroy( fileParser ); // fileParser
+        fileParser = NULL;
+
+        // Show note about the message deletion.
+        HBufC* noteText = iCoeEnv.AllocReadResourceLC( aResId );
+        CAknInformationNote* note = new (ELeave) CAknInformationNote( ETrue );
+        note->ExecuteLD( *noteText );
+        CleanupStack::PopAndDestroy( noteText ); // noteText
+        }
+
+    // Close the dialog anyway.
+    Cancel();
+
+    PUSHLOG_LEAVEFN("CPushMessageInfoOp::NotifyAndCancelL");
+    }
+
+// End of file.
+