emailuis/nmframeworkadapter/src/nmfwamessagepartfetchingoperation.cpp
changeset 18 578830873419
child 20 ecc8def7944a
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/emailuis/nmframeworkadapter/src/nmfwamessagepartfetchingoperation.cpp	Fri Apr 16 14:51:52 2010 +0300
@@ -0,0 +1,129 @@
+/*
+ * Copyright (c) 2010 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:
+ *
+ */
+
+#include "nmframeworkadapterheaders.h"
+
+/*!
+
+ */
+NmFwaMessagePartFetchingOperation::NmFwaMessagePartFetchingOperation(
+        const NmId &mailboxId,
+        const NmId &folderId,
+        const NmId &messageId,
+        const NmId &messagePartId,
+        CFSMailClient &mailClient,
+        QObject *parent) : 
+    NmOperation(parent),
+    mMailboxId(mailboxId), 
+    mFolderId(folderId), 
+    mMessageId(messageId), 
+    mMessagePartId(messagePartId),
+    mMailClient(mailClient), 
+    mLastProgressValue(0), 
+    mRequestId(0)
+
+{
+    
+}
+
+/*!
+
+ */
+NmFwaMessagePartFetchingOperation::~NmFwaMessagePartFetchingOperation()
+{
+    doCancelOperation();
+}
+
+/*!
+
+ */
+void NmFwaMessagePartFetchingOperation::RequestResponseL(TFSProgress aEvent, TInt aRequestId)
+{
+    if (aRequestId == mRequestId) {
+        if (aEvent.iProgressStatus == TFSProgress::EFSStatus_RequestComplete ) {
+            completeOperation(aEvent.iError);
+        }
+        else if (aEvent.iProgressStatus == TFSProgress::EFSStatus_RequestCancelled) {
+            // emit cancelled
+            operationCancelled();
+        }
+        else if (aEvent.iProgressStatus == TFSProgress::EFSStatus_Status) {
+            int progress = 0;
+            if (aEvent.iMaxCount > 0) {
+                // calculate progress per cents
+                qreal counterValue = aEvent.iCounter;
+                qreal maxCount = aEvent.iMaxCount;
+                progress = (counterValue / maxCount)*100;
+            }
+            if (progress > mLastProgressValue) {
+                // send only increasing values to prevent downward changing percentage
+                mLastProgressValue = progress;
+                updateOperationProgress(mLastProgressValue);
+            }
+        }
+    }
+}
+
+/*!
+
+ */
+void NmFwaMessagePartFetchingOperation::runAsyncOperation()
+{
+    TRAPD(err, runAsyncOperationL());
+    if (err != KErrNone) {
+        completeOperation(NmGeneralError);
+    }
+}
+
+/*!
+    Leaving version from runAsyncOperation
+ */
+void NmFwaMessagePartFetchingOperation::runAsyncOperationL()
+{
+    const TFSMailMsgId mailboxId(mMailboxId.pluginId32(), mMailboxId.id32());
+    const TFSMailMsgId folderId(mFolderId.pluginId32(), mFolderId.id32());
+    const TFSMailMsgId messageId(mMessageId.pluginId32(), mMessageId.id32());
+    const TFSMailMsgId messagePartId(mMessagePartId.pluginId32(), mMessagePartId.id32());
+
+    CFSMailMessage *message(NULL);
+    message = mMailClient.GetMessageByUidL(mailboxId, folderId, messageId, EFSMsgDataEnvelope);
+    CleanupStack::PushL(message);
+   
+    if (message) {
+        CFSMailMessagePart* messagePart = message->ChildPartL( messagePartId );
+        CleanupStack::PushL(messagePart);
+        if (messagePart) {            
+            mRequestId = messagePart->FetchMessagePartL(messagePartId, *this, 0);
+        }
+        else {
+            completeOperation(NmNotFoundError);
+        }
+        CleanupStack::PopAndDestroy(messagePart);
+    }
+    else {
+        completeOperation(NmNotFoundError);
+    }
+    CleanupStack::PopAndDestroy(message);
+}
+
+/*!
+
+ */
+void NmFwaMessagePartFetchingOperation::doCancelOperation()
+{
+    TRAP_IGNORE(mMailClient.CancelL(mRequestId));
+}