messagingappbase/obexmtms/obexmtm/obexclient/include/obexClientMtm.h
changeset 31 ebfee66fde93
child 47 5b14749788d7
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/messagingappbase/obexmtms/obexmtm/obexclient/include/obexClientMtm.h	Fri Jun 04 10:25:39 2010 +0100
@@ -0,0 +1,302 @@
+// Copyright (c) 2001-2009 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:
+// obexClientMtm.h
+//
+
+#ifndef __OBEXCLIENTMTM_H__
+#define __OBEXCLIENTMTM_H__
+
+#include <mtclbase.h> //CBaseMtm
+
+// temporary forward declaration for now...
+class CObexHeaderList;
+
+class CMsvEntry;
+class CMtmDllRegistry;
+class CRichText;
+class TMsvEntry;
+class CRegisteredMtmDll;
+class CMsvSession;
+class CObexMtmHeader;
+
+//extern const TInt KMaxObexPasswordLength;
+
+class TObexMtmProgress
+/**
+Used to determine the progress for the current obex send operation.
+
+@publishedPartner
+@released
+*/
+	{
+public:
+
+	//The current state the send operation is in
+	enum TSendState
+		{
+		ENullOp = 0, //< Undefined state
+		EInitialise, //< Initialise Obex client object
+		EConnect, //< Trying to connect
+		EConnectAttemptComplete, //< Connection complete
+		ESendObject, //< Send Obex object
+		ESendNextObject, //< Send next Obex object
+		ESendComplete, //< Send complete
+		EDisconnected, //< Disconnected
+		EUserCancelled,  //< User has cancelled the send, the current operation is unimportant
+		ESendError, //< Problem with the send
+		EInitialised, //< Initialisation complete
+		EMovedToSent //< Move sent message to outbox (not supported from v7.0s)
+		};
+	TSendState iSendState; //< Current state of send operation
+	TInt iTotalEntryCount; //< Total number of objects to send
+	TInt iEntriesDone; 		//< Number of entries sent
+	TInt iCurrentEntrySize; //< Length attribute of the current object (bytes)
+	TInt iCurrentBytesTrans;//< Number of bytes sent of the current object
+	TInt iError;			//< Operation error code
+	};
+
+
+
+class CObexClientMtm : public CBaseMtm
+/**
+CObexClientMtm 
+
+Abstract base class for Client Mtms that send obex objects
+
+The functionality missing is an implementation of InvokeAsyncFunctionL()
+which should return a messaging operation for a specific transport, InitialiseHeaderL() which is used
+to create a CObexMtmHeader derived object of the appropriate type, and TestInvariant() which is used to
+perform invariant testing of the derived types (in debug only).
+These pure-virtual functions are the transport specific aspects of the MTM.
+
+@publishedPartner
+@released
+*/
+	{
+public:
+
+	// Contains the connect the timeout values for connect and put operations
+	struct STimeouts
+		{
+		TInt iConnectTimeout;
+		TInt iPutTimeout;
+		};
+
+	//CBaseMtm Implementation
+	
+	/**
+	 * Commits cached changes to the message store, by calling CommitChangesL. 
+	 *
+	 * @leave KErrXxx System-wide error codes if message cannot be saved.
+	 */
+	
+	IMPORT_C virtual void SaveMessageL();
+	
+	/**
+	 * This function loads the header from the message store
+	 *
+	 * @leave KErrXXX system-wide error codes
+	 */
+	
+	IMPORT_C virtual void LoadMessageL();
+
+	/**
+	 * Ensure that the current message context part indicated is valid. Currently only works on KMsvMessagePartRecipient--all other parts
+	 * are assumed to be valid
+	 *
+	 * @param aPartList Bitmask indicating parts of message to be validated
+	 * @return Bitmask of any invalid parts--KErrNone otherwise
+	 */
+	
+	IMPORT_C virtual TUint ValidateMessage(TMsvPartList aPartList);
+	
+	/**
+  	 * Finds the given text within the specified parts of the current message context. NOT IMPLEMENTED!
+	 * 
+	 * @param aTextToFind Reference to the text to search for in the specified message parts
+	 * @param aPartList Bitmask indicating parts of message to be searched for the text
+	 * @return Bitmask of any parts containing the message text
+	 */
+	
+	IMPORT_C virtual TMsvPartList Find(const TDesC& aTextToFind, TMsvPartList aPartList);
+	
+	/**
+	 * Unsupported
+	 *
+	 * @leave Leaves always with KErrNotSupported
+	 */
+	
+	IMPORT_C virtual CMsvOperation* ReplyL  (TMsvId aReplyEntryId, TMsvPartList aPartlist, TRequestStatus& aCompletionStatus);
+	
+	/**
+	 * Unsupported
+	 *
+	 *  @leave Leaves always with KErrNotSupported
+	 */
+		
+	IMPORT_C virtual CMsvOperation* ForwardL(TMsvId aForwardEntryId, TMsvPartList aPartList, TRequestStatus& aCompletionStatus);
+	// addresssee list (used by objects with no MTM knowledge)
+	
+	/**
+	 * Adds addressee to the addressee "list". Note that this MUST be a TDesC containing binary data representing
+	 * the TSockAddress of the addressee, usually as a TDesC16. This function will then package the data directly into 
+	 * 8 bit data.
+ 	 * NB: Only ONE addressee is supported
+	 *
+	 * @param aRealAddress Reference to the address of the recipient
+ 	 * @leave KErrXXX if address cannot be appended
+	 * @leave KErrAlreadyExists if the Addressee "list" already contains an entry
+	 */
+
+	IMPORT_C virtual void AddAddresseeL(const TDesC& aRealAddress);
+	
+	/**
+	 * Adds addressee to the addressee "list". Note that this MUST be a TDesC containing binary data representing
+	 * the TSockAddress of the addressee, usually as a TDesC16. This function will then package the data directly into 
+	 * 8 bit data.
+	 * NB: Only ONE addressee is supported
+	 *
+	 * @param aRealAddress Reference to the address of the recipient
+	 * @param aAlias Reference to the alias of the recipient--ignored in this implementation
+	 * @leave KErrXXX if address cannot be appended
+	 * @leave KErrAlreadyExists if the Addressee "list" already contains an entry
+	 */
+
+	IMPORT_C virtual void AddAddresseeL(const TDesC& aRealAddress, const TDesC& aAlias);
+	
+	/**
+	 * Removes addressee at index aIndex from the addressee "list".
+	 *
+	 * @param aIndex zero-based index of the addressee (ignored since "there can be only one").
+	 */
+
+	IMPORT_C virtual void RemoveAddressee(TInt aIndex);
+	
+	/**
+	 * Sets the subject of the current message context
+	 *
+	 * @param aSubject Reference to the new message subject text
+	 * @leave Leaves if creation of new HBufC fails
+	 */	
+	
+	IMPORT_C void SetSubjectL(const TDesC& aSubject);
+
+	/**
+	 * Returns the subject of the current message context. Will not leave.
+	 *
+	 * @return const TPtrC representation of the Subject, or an empty TPtrC if the subject hasn't been set
+	 * @leave Never
+	 */
+	
+	IMPORT_C const TPtrC SubjectL() const;
+	
+	IMPORT_C void CreateMessageAttachmentL(TMsvId aAttachmentId); 
+
+	
+	// --- RTTI functions ---
+
+	/**
+	 * Gives the capability of the MTM. 
+	 *
+	 * @param aCapability capability to be queried
+	 * @param aResponse capability dependent return value.
+	 * @return KErrNone if the capability is supported, or KErrNotSupported if not.
+	 */
+
+	IMPORT_C virtual TInt QueryCapability(TUid aCapability, TInt& aResponse);
+
+	IMPORT_C virtual void InvokeSyncFunctionL(TInt aFunctionId,const CMsvEntrySelection& aSelection, TDes8& aParameter);
+	
+	/**
+	 * Create a new message for this MTM. This creates a new messaging entry, then
+	 * re-initialises the MTM's CObexMtmHeader object.
+	 *
+	 * @param aServiceId The ID of the service for which the message is to be created
+	 * @leave KErrXxx Standard EPOC error codes if construction of new objects fails
+	 */
+
+	IMPORT_C virtual void CreateMessageL(TMsvId /*aServiceId*/);
+	
+	/**
+	 * Destructor deletes FileNameExternaliser and Header
+	 */
+
+	IMPORT_C ~CObexClientMtm();
+
+	/**
+	 * Commits cached changes to the message store. 
+	 *
+	 * @leave KErrXxx System-wide error codes if changes cannot be committed.
+	 */
+
+	IMPORT_C void CommitChangesL();
+	
+	/**
+	 * This function calculates the size of all attachments to the message by either:
+	 *
+	 *  @li summing the sizes of each of the children or;
+	 *  @li reading in all of the filenames from the store, and summing their sizes.*
+	 *
+	 *  @return total size of the attachments.
+	 *  @leave KErrXXX system-wide error codes
+	 */
+	
+	IMPORT_C TInt32 GetAttachmentSizeL();
+
+
+protected:
+	
+	/**
+	 * Constructor. Initialises iMsgTypeUid with Uid provided by the derived class.
+	 *
+	 * @param aRegisteredMtmDll Registration data for MTM DLL.
+	 * @param aMsvSession CMsvSession of the client requesting the object.
+	 * @param aMsgTypeUid Uid of the message
+	 */
+
+	IMPORT_C CObexClientMtm(CRegisteredMtmDll& aRegisteredMtmDll, CMsvSession& aMsvSession, TUid aMsgTypeUid);
+	
+	/**
+	 * Empty implementation provided for future-proofing.
+	 */
+	
+	IMPORT_C void ConstructL();
+	
+	
+	// Initialises header information (must be overridden in derived class)
+	virtual void InitialiseHeaderL() = 0;
+	
+	/**
+	 * Resets the MTM when the context is switched.
+	 * Must be called by the derived class's ContextEntrySwitched prior to constructing a new header.
+	 */
+
+	IMPORT_C void ContextEntrySwitched(); // called after the context of this instance has been changed to another entry
+
+protected:
+	CObexMtmHeader* iHeader;	//<Header information that must be initialised by InitialiseHeaderL in the derived classes!
+
+private:
+	const TUid iMsgTypeUid;	//<Message type UID, set by the derived class's constructor as appropriate for each derived MTM
+	};
+
+//Custom invariant test macro--allows TestInvariant() function to be virtual
+
+#ifdef _DEBUG
+#define __TEST_INVARIANT_VIRTUAL TestInvariant();
+#else
+#define __TEST_INVARIANT_VIRTUAL
+#endif //__DEBUG__
+
+#endif // __OBEXCLIENTMTM_H__