/*

* Copyright (c) 2007 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:  UI class of TrainingUI

*

*/

#ifndef C_TRUIAPPUI_H

#define C_TRUIAPPUI_H

#include <aknViewAppUi.h>

#include <AknTabObserver.h>

// Forward reference

class CTruiMainView;

class CTruiShortcutsView;

class CTruiShortcutEditView;

class CAknNavigationDecorator;

class CTruiEngine;

class CTruiShortcutEditTextView;

class CTruiInfoMessageView;

/**

 *  Instance of CTruidemoAppUi is the User Interface part of the AVKON

 *  application framework for the TrainingUI application

 *

 *  @code

 *   CEikAppUi* appUi = new (ELeave) CTruiAppUi;

 *  @endcode

 *

 *  @lib avkon.lib eikcore.lib eiksrv.lib

 */

class CTruiAppUi : public CAknViewAppUi, public MAknTabObserver 

    {

public:

    /**

     * Perform the second phase construction of a CTruiAppUi object 

     */

    void ConstructL();

    /** 

     * Perform the first phase of two phase construction.

     */

    CTruiAppUi();

    /**  

     * Destroy the object and release all memory objects

     */

    ~CTruiAppUi();

    /**  

     * Get hand writing engine

     *

     * @return Pointer to CTruiEngine's instance

     */

    CTruiEngine* HwrEngine() const;

    /**  

     * Get hand Navigation Decorator

     *

     * @return The pointer to navigation pane.

     */

    CAknNavigationDecorator* GetNaviDecorator() const;

    /**  

     * Close the navi pane

     */

    void CloseNaviPaneL();

    /**  

     * Show the navi pane

     */

    void ShowNaviPaneL();

    /**  

     * Show the title pane

     *

     * @param aTitle: The text to be displayed in Tilte pane     

     */

    void ShowTitlePaneL( const TDesC& aTitle );

// from CAknViewAppUi

    /**

     * Handle user menu selections

     *

     * @param aCommand the enumerated code for the option selected

     */

    void HandleCommandL( TInt aCommand );

    // from MAknTabObserver    

    /**

     * Handle active tab changed

     *

     * @param aIndex the index of active tab.

     */

    void TabChangedL( TInt aIndex );      

private:

    /**

     * Create navigation pane.

     *

     * @param aResourceId The resource Id.

     * @return The pointer to navigation pane.

     *      

     */    

    CAknNavigationDecorator* CreateNavigationTabL( const TInt aResourceId,

                                                   const TInt aDefaultActive );            

private: // data

    /**

     * iMainView is the view that allows user to train HWR engine to

     * recognize user's own writing style

     * Own

     */

    CTruiMainView* iMainView;

    /**

     * iShortcutsView is the view that allows user to manage the shortcuts

     * Own

     */

    CTruiShortcutsView* iShortcutsView;

    /**

     * iShortcutEditView is the view that allows user to edit the shortcuts

     * Own

     */

    CTruiShortcutEditView* iShortcutEditView;

    /**

     * Pointer to shortcut edit text view 

     * on which users can alter shortcut's text.

     * Own

     */

    CTruiShortcutEditTextView* iShortcutEditTextView;

    /**

     * Pointer to info message view for shortcut wizard.     

     * Own

     */

    CTruiInfoMessageView* iInfoMessageView;

    /**

     * iNaviDecorator is navigation pane.

     * Allow users to switch views between main view and shortcut main view.

     * Own

     */    

    CAknNavigationDecorator* iNaviDecorator;

    CAknNavigationDecorator* iEmptyNaviDecorator;

    /**  

     * hand writing engine

     * Own

     */

    CTruiEngine* iEngine;

    };

#endif // C_TRUIAPPUI_H