// Copyright (c) 2004-2009 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 "Symbian Foundation License v1.0" to Symbian Foundation members and "Symbian Foundation End User License Agreement v1.0" to non-members

// which accompanies this distribution, and is available

// at the URL "http://www.symbianfoundation.org/legal/licencesv10.html".

//

// Initial Contributors:

// Nokia Corporation - initial contribution.

//

// Contributors:

//

// Description:

//

#ifndef __RSENDAS_H__

#define __RSENDAS_H__

#include <e32base.h>

class CSendAsMessageTypes;

class CSendAsAccounts;

/**

The default number of message slots available to a session. This determines the

number of outstanding requests the client may have with the server at any one

time.

*/

const TInt KSendAsDefaultMessageSlots = 4;

/**

Encapsulates a session with the SendAs Server.

This class allows a user to determine the message types available to the SendAs

server and also provides functionality for clients to filter this list to find 

the UIDs required to create messages.

@publishedAll

@released

*/

class RSendAs : public RSessionBase

	{

public:

/**

Defines the condition-checking of message capabilities. These are progressively

added to refine the list of available MTMs.

*/

	enum TSendAsConditionType

		{

		/**

		No MTMs are removed as a result of applying this condition to the

		filtering.

		*/

		ESendAsNoCondition,

		/**

		Only MTMs whose capabilities match the given value will remain as a

		result of applying this condition to the filtering.

		*/

		ESendAsEquals,

		/**

		Only MTMs whose capabilities do not match the given value will remain 

		as a result of applying this condition to the filtering.

		*/

		ESendAsNotEquals,

		/**

		Only MTMs whose capabilities greater than the given value will remain

		as a result of applying this condition to the filtering.

		*/

		ESendAsGreaterThan,

		/**

		Only MTMs whose capabilities less than the given value will remain as a

		result of applying this condition to the filtering.

		*/

		ESendAsLessThan,

		/**

		Only MTMs whose capabilities result non-zero value when bitwise ANDed

		with the given value will remain as a result of applying this condition

		to the filtering.

		*/

		ESendAsBitwiseAnd,

		/**

		Only MTMs whose capabilities result non-zero value when bitwise ORed

		with the given value will remain as a result of applying this condition

		to the filtering.

		*/

		ESendAsBitwiseOr,

		/**

		Only MTMs whose capabilities result non-zero value when bitwise NANDed

		with the given value will remain as a result of applying this condition

		to the filtering.

		*/

		ESendAsBitwiseNand,

		/**

		Only MTMs whose capabilities result non-zero value when bitwise NORed

		with the given value will remain as a result of applying this condition

		to the filtering.

		*/

		ESendAsBitwiseNor

		};

public:

	IMPORT_C TInt Connect();

	IMPORT_C TInt Connect(TInt aMessageSlots);

	IMPORT_C void FilteredMessageTypesL(CSendAsMessageTypes& aMessageTypeInfo);

	IMPORT_C TInt FilterAgainstCapability(TUid aMessageCapability);

	IMPORT_C TInt FilterAgainstCapability(TUid aMessageCapability, TInt aValue, TSendAsConditionType aConditionType);

	IMPORT_C TInt ResetMessageFilter();

	IMPORT_C void AvailableAccountsL(TUid aMessageType, CSendAsAccounts& aAccounts);

private:

	TAny* iAny; // Future proofing.

	};

#endif	//  __RSENDAS_H__