/*

* Copyright (c) 2002 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:  Declares UI class for Mail application.

*

*/

#ifndef MSGMAILEDITORAPPUI_H

#define MSGMAILEDITORAPPUI_H

// INCLUDES

#include <RPbkViewResourceFile.h>

#include <MsgAttachmentUtils.h>

#include <akntoolbarobserver.h>

#include <msvstd.h>

#include "MsgMailAppUi.h"

#include "mmsgmailappuiopdelegate.h"

#include "cmsgmailbaseop.h"

// FORWARD DECLARATIONS

class CMsgMailEditorDocument;

class CMsgMailSendOptionsDlg;

class CMsgExpandableControl;

class CMsgAddressControl;

class CPbkContactEngine;

class CMsgRecipientItem;

class CAknWaitDialog;

class CMsgRecipientList;

class TAdditionalHeaderStatus;

class CMsgMailViewAttachmentsDlg;

class CMsgCheckNames;

class CMsgMailEditorHeader;

class CMsgMailNaviPaneUtils;

class CAknLocalScreenClearer;

/**

* Application UI class.

*/

class CMsgMailEditorAppUi

    : public CMsgMailAppUi,

      public MAknToolbarObserver,

      public MMsgMailAppUiOpDelegate,

      public MMsgMailOpObserver

    {

    public: // // Constructors and destructor

        /**

        * Default constructor

        */

        CMsgMailEditorAppUi();

        /**

        * Symbian OS default constructor.

        */

        void ConstructL();

        /**

        * Destructor.

        */

        ~CMsgMailEditorAppUi();    

        /**

        * inline

        * Return pointer to mail editor document.

        * @return CMsgMailEditorDocument.

        * Ownership not transferred.

        */        

        inline CMsgMailEditorDocument* Document() const;

    public: //New functions  

        /**

         * Fetches attachment from other application and

         * adds it to message.

         * @param aCommand Type of fetch operation

         * we want to proceed e.g. EMsgMailEditorCmdInsertImage.

         */

        void DoFetchFileL( TInt aCommand );

        /**

         * Displays toolbar Insert Other selection list.

         * If option is selected proceeds to fetching.

         */

        void DoShowToolBarOtherL();

    public: // Functions from base classes  

        /// From MMsgEditorLauncher

        void LaunchViewL();

        //From MAknToolbarObserver 

        void DynInitToolbarL( TInt aResourceId, CAknToolbar* aToolbar );

		// From MAknToolbarObserver

		void OfferToolbarEventL( TInt aCommand );

        // From CEikAppUi

        void HandleCommandL(TInt aCommand);

        TKeyResponse HandleKeyEventL(const TKeyEvent& aKeyEvent,

            TEventCode aType);

    protected: // Functions from base classes

    	// From MObjectProvider

        TTypeUid::Ptr MopSupplyObject(TTypeUid aId);

        // From CEikAppUi        

        void HandleSystemEventL( const TWsEvent& aEvent );

    private: // Functions from base classes

		// From CCoeAppUi

		CArrayFix< TCoeHelpContext >* HelpContextL( ) const;

        /// From MEikMenuObserver

        void DynInitMenuPaneL(TInt aResourceId,CEikMenuPane* aMenuPane);

        /// From MMsgEditorObserver.

        void EditorObserver(

            TMsgEditorObserverFunc aFunc,

            TAny* aArg1,

            TAny* aArg2,

            TAny* aArg3 );  

        /// From MMsgMailAppUiOpDelegate

        void DelegateSaveMsgL();        

        TMsvId DelegateMoveMsgToOutboxL();

        CMsgBodyControl& DelegateInitLaunchL();

        void DelegateExecuteViewL();

        void DelegateFinalizeLaunchL();

        /// From MMsgMailOpObserver

        void HandleOpCompleted( const CMsgMailBaseOp& aOp,

                                TInt aResult );

    private: // implementation

        void HandleAttaAddedL();    

        void SetTitlePaneL( TInt aResourceId );

		void DoCreateControlsL();

        void DoAttachmentL();

        void DoCheckEncodingL();

        void DoMsgSaveExitL();

        void PrepereToExitL();

        void DoSendMessageL();

        void DoSendOptionsL();

        void DoHideToolbar( const TBool aHide );

        void DoShowSelectionListL();

        void DoShowExtensionToolBar();

        void DoShowToolBarTextL();

        void DoBackstepL();

        void DoAddRecipientL();

        void DoAdditionalHeadersL();

        void DoGetRecipientsL();

        void DoRemoveDuplicatesL();

        void DoHandleCommandL( TInt aCommand );

        void EditorObserverL(

            TMsgEditorObserverFunc aFunc,

            TAny* aArg1,

            TAny* aArg2,

            TAny* aArg3 );

        TBool CheckRecipientsL(TBool aHighLight);

        void ShowIncorrectAddressErrorL(const TDesC& aTitle,

            const TDesC& aAddress) const;

        TBool IsEmptyL() const;

        void SetSubjectL(const TDesC& aText) const;

        TBool AreAddressFieldsEmptyL() const;

        void UpdateMessageSizeL();

        void ShowSelectedMailboxL();

        void CheckRecipientsInFieldL(CMsgAddressControl* aAddressField,

            TBool& aHighlight, TBool& aResult);

        void RemoveDuplicatesL(CMsgAddressControl* aAddressField);

        void RemoveDuplicatesL(CMsgAddressControl* aAddressField, 

        	CMsgAddressControl* aLaterAddressField);

        void AddRecipientArrayL(CMsgAddressControl* aControl,

            const CDesCArray& aArray);

        void UpdateHeaderVisibilityL(

        	RPointerArray<TAdditionalHeaderStatus>& aHeaders);

        void UpdatePriorityIndicatorL();	

        void DoMessageInfoL();

        void InitPhoneBookL();

        void SearchUnverifiedStringL(const TDesC& aText, 

            CMsgAddressControl* aControl);

        TBool AllAddressValidL();

        void SetFocusToFirstFreeFieldL();

        void StopWaitNote();

        void StartWaitNoteLC( 

            TInt aStringResourceId, 

            TBool aDelayOff = EFalse );

        void StartWaitNoteLC( 

            TInt aStringResourceId, 

            TBool aDelayOff, 

            TInt aResouceID );

        HBufC* StringLoaderLoadLC( TInt aTextResource );

        TBool SpecialScrolling( TUint aKeyCode );

        void RotateFocus( TBool aDirection, TInt aCurrentFocus );

        void SetMiddleSoftKeyLabelL( 

            const TInt aResourceId, const TInt aCommandId );

        void RemoveMSKCommands();

        void CheckFocusForMskL(TInt aControl);

        TBool CheckGlobalReplyToSettingL();

        void SetInputModeToAddressFields( TInt aInputMode );

        void SetFocusAfterAddRecipientL( TMsgControlId aFocusBeforeAdd );

#ifdef RD_SCALABLE_UI_V2

        void ControlTouchedL( const CMsgBaseControl& aControl );

#endif

        /*

         * Removes unneeded prefixes from subject text

         */

        void HandleSubjectL();

        /**

         * Handles enter key events.

         */

        void HandleEnterKeyL();

    private: // Data

        /**

        * Own: address finder

        */    

        CMsgCheckNames* iCheckNames;

        /**

        * Own: A wait dialog

        */

        CAknWaitDialog* iWaitNote;    

        /**

         * Mail editor UI header handler

         * Own.

         */        

        CMsgMailEditorHeader* iMailEditorHeader;

        /**

        * Middle soft key command

        */

        TInt iCurrentMskCommandId;

        /**

        * Navi pane utils. Own. 

        */        

        CMsgMailNaviPaneUtils* iNaviPaneUtils;

        /**

        * Attachment dialog. Own. 

        */

        CMsgMailViewAttachmentsDlg* iAttachmentDlg;    

        /**

        * Saved focused control for touch support. 

        * Does not own.

        */

        CMsgBaseControl* iFocusedControl;

        /**

        * Operation object for sending a message. Own.

        */

        CMsgMailBaseOp* iSendOp;

        /**

        * Operation object for launching editor. Own.

        */

        CMsgMailBaseOp* iLaunchOp;

        /**

        * Operation object for fetching (attaching) files. Own.

        */        

        CMsgMailBaseOp* iFetchFileOp;

        /**

         * Document is deleted when the editor is closed.

         * ETrue  : Always delete document

         * EFalse : Default behaviour 

         */

        TBool iForceDeleteDocument;

        /**

        * Screen clearer. Own. 

        */    

        CAknLocalScreenClearer* iScreenClearer;        

    };

// Inline functions

#include "MsgMailEditorAppUi.inl"

#endif

// End of File