author | William Roberts <williamr@symbian.org> |
Wed, 31 Mar 2010 12:33:34 +0100 | |
branch | Symbian3 |
changeset 4 | 837f303aceeb |
parent 2 | 2fe1408b6811 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2002 Nokia Corporation and/or its subsidiary(-ies). |
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* All rights reserved. |
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* This component and the accompanying materials are made available |
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Current Symbian^3 public API header files (from PDK 3.0.h)
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* under the terms of "Eclipse Public License v1.0" |
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* which accompanies this distribution, and is available |
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* at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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* |
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* Initial Contributors: |
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* Nokia Corporation - initial contribution. |
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* |
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* Contributors: |
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* |
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* Description: |
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* Bio control observer. |
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* |
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*/ |
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#ifndef __MSGBIOCONTROLOBSERVER_H_ |
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#define __MSGBIOCONTROLOBSERVER_H_ |
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// INCLUDES |
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// CONSTANTS |
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// MACROS |
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// DATA TYPES |
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// FUNCTION PROTOTYPES |
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// FORWARD DECLARATIONS |
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// FORWARD DECLARATIONS |
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// CLASS DECLARATION |
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/** |
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* Interface for Bio Control Observer. The MMsgBioControlObserver is used |
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* for observing the Bio Control from the editor application. |
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*/ |
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class MMsgBioControlObserver |
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{ |
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public: |
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/** |
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* The command types. For use in conjunction with the |
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* functions of this class. |
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*/ |
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enum TMsgCommands |
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{ |
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EMsgNone = 0, |
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EMsgSave, |
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EMsgReply, |
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EMsgForwad, |
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EMsgSend, |
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EMsgAddressBook, |
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EMsgClose |
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}; |
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public: |
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/** |
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* Returns the first free command id that a BIO control can use for |
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* its own purposes. All the commands having ids of more or equal to |
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* an id returned by this function are passed to the BIO control. |
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* @return First free command. |
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*/ |
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virtual TInt FirstFreeCommand() const = 0; |
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/** |
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* Requests the BIO message editor/viewer to handle a command. |
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* Typically the BIO message editor/viewer does not handle a requested |
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* command immediately but after the BIO control has returned from the |
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* HandleCommandL function. |
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* @param aCommand The command that can be handled. |
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* @return KerrNone or KerrNotSupported |
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*/ |
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virtual TInt RequestHandleCommandL(TMsgCommands aCommand) = 0; |
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/** |
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* Returns ETrue or EFalse whether a requested aCommand is supported |
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* by the BIO message editor or not. This command should be used |
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* before requesting command handling by RequestHandleCommand(). |
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* @param aCommand The command |
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* @return ETrue if command is support and EFalse if not. |
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*/ |
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virtual TBool IsCommandSupported(TMsgCommands aCommand) const = 0; |
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}; |
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#endif // __MSGBIOCONTROLOBSERVER_H_ |
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//end of file |