emailuis/nmframeworkadapter/src/nmfwamessagecreationoperation.cpp
changeset 18 578830873419
child 20 ecc8def7944a
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/emailuis/nmframeworkadapter/src/nmfwamessagecreationoperation.cpp	Fri Apr 16 14:51:52 2010 +0300
@@ -0,0 +1,185 @@
+/*
+ * Copyright (c) 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:
+ *
+ */
+#include "nmframeworkadapterheaders.h"
+
+#include "nmfwamessagecreationoperation.h"
+
+/*!
+    \class NmFwaMessageCreationOperation
+    
+    \brief NmFwaMessageCreationOperation is an async operation which creates a new message.
+    
+    NmFwaMessageCreationOperation is an async operation which creates a new message.
+    \sa NmOperation
+ */
+
+/*!
+    Constructor
+    
+    \param mailboxId Id of mailbox the message is to be created with.
+    \param mailClient Reference to mail client object.
+ */
+NmFwaMessageCreationOperation::NmFwaMessageCreationOperation(
+    const NmId &mailboxId,
+    CFSMailClient &mailClient) :
+        mMailboxId(mailboxId),
+        mMessage(NULL),
+        mMailClient(mailClient),
+        mRequestId(NmNotFoundError)
+{
+}
+
+/*!
+    Destructor
+ */
+NmFwaMessageCreationOperation::~NmFwaMessageCreationOperation()
+{
+    doCancelOperation();
+    delete mMessage;
+}
+
+/*!
+    Slot, called after base object construction via timer event, runs the async operation.
+    
+    \sa NmOperation
+ */
+void NmFwaMessageCreationOperation::runAsyncOperation()
+{
+    const TFSMailMsgId mailMsgId(mMailboxId.pluginId32(), mMailboxId.id32());
+
+    CFSMailBox *mailBox = NULL;
+    TRAP_IGNORE(mailBox = mMailClient.GetMailBoxByUidL(mailMsgId));
+
+    // Call the asynchronous version first. If it returns KErrNotSupported
+	// then use the synchronous version. Thus a protocol plugin does not need
+	// implement the asynchronous version if there is no hit to UI performance
+	// or overall robustness when using the synchronous version.
+	if (mailBox) {
+        TRAPD(err, mRequestId = mailBox->CreateMessageToSendL(*this));
+
+        if (err == KErrFSMailPluginNotSupported) {
+            CFSMailMessage *fsMessage = mailBox->CreateMessageToSend();
+
+            if (fsMessage)
+                {
+                mMessage = fsMessage->GetNmMessage();
+
+                delete fsMessage;
+                fsMessage = NULL;
+                completeOperation(NmNoError);
+                }
+            else
+                {
+                completeOperation(NmNotFoundError);
+                }
+            }
+        else if (err != KErrNone)
+            {
+            completeOperation(NmGeneralError);
+        }
+        
+        delete mailBox;
+        mailBox = NULL;
+    }
+    else {
+        completeOperation(NmNotFoundError);
+    }
+}
+
+/*!
+ * Complete the operation
+ */
+void NmFwaMessageCreationOperation::doCompleteOperation()
+{
+    mRequestId = NmNotFoundError;
+}
+
+/*!
+    Cancels the async operation. \sa NmOperation
+ */
+void NmFwaMessageCreationOperation::doCancelOperation()
+{
+    if (mRequestId >= 0) {
+        TRAP_IGNORE(mMailClient.CancelL(mRequestId));
+        mRequestId = NmNotFoundError;
+    }
+}
+
+/*!
+    Returns the message created by the operation, or null if the operation has not
+    completed, ownership is transferred to caller and following calls will return null.
+    
+    \return NmMessage* The new message.
+ */
+NmMessage *NmFwaMessageCreationOperation::getMessage()
+{
+    // Ownership changes
+    NmMessage *ret = mMessage;
+    mMessage = NULL;
+    return ret;
+}
+
+/*!
+    Returns the id of the message created by the operation, or NmId() if operation has not
+	completed or ownership has already been transferred through getMessage().
+    
+    \return NmId Id of the new message.
+ */
+NmId NmFwaMessageCreationOperation::getMessageId()
+{
+    NmId messageId;
+    
+    if (mMessage) {
+        messageId = mMessage->envelope().id();
+    }
+    
+    return messageId;
+}
+
+/*!
+    Asynchronous request response message.
+    
+    \param aEvent Plugin event description.
+    \param aRequestId Request id of asyncronous operation.
+ */
+void NmFwaMessageCreationOperation::RequestResponseL(TFSProgress aEvent,
+                                                     TInt aRequestId)
+{
+    TFSProgress::TFSProgressStatus status = aEvent.iProgressStatus;
+
+    if (aRequestId == mRequestId) {
+        if (status == TFSProgress::EFSStatus_RequestComplete
+            && aEvent.iParam) {
+
+            CFSMailMessage *fsMessage =
+                static_cast<CFSMailMessage *>(aEvent.iParam);
+
+            mMessage = fsMessage->GetNmMessage();
+            
+            delete fsMessage;
+            fsMessage = NULL;
+            
+            completeOperation(NmNoError);
+        }
+        else if (status == TFSProgress::EFSStatus_RequestCancelled) {
+            operationCancelled();
+        }
+        else {
+            completeOperation(NmGeneralError);
+        }
+    }
+}