/*

* Copyright (c) 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:  

*

*/

#ifndef FTU_STATES_WIZARDACTIVATEDSTATE_H

#define FTU_STATES_WIZARDACTIVATEDSTATE_H

#include <QState>

#include <QAbstractItemModel>

#include "ftutest_global.h"

FTU_TEST_CLASS(FtuStateProviderTest)

class QGraphicsWidget;

class HbMainWindow;

class HbLabel;

class HbStackedWidget;

class HbView;

class HbDocumentLoader;

class HbAction;

class HbGridView;

class QGraphicsLinearLayout;

class FtuContentService;

class FtuWizard;

/** @ingroup group_ftustateprovider

 * @brief The state handles wizard activation and interaction.

 *

 * @see StateMachine

 *

 * @lib ?library

 * @since S60 ?S60_version

 */

class FtuWizardActivatedState : public QState

{

    Q_OBJECT

public: 

    /*

     * The plugin's display mode enumeration.

     * FullScreen means menustrip is not shown.

     * PartialScreen means menustrip is shown.

     */

    enum PluginDisplayMode{FullScreen, PartialScreen};

public:

    /**

     * Constructor.

     * @since S60 ?S60_version.     

     * @param aParent Owner.

     */

    FtuWizardActivatedState(QState *aParent = 0);

    /**

     * Destructor.

     * @since S60 ?S60_version.

     */

	virtual ~FtuWizardActivatedState();

protected:

    /**

     * @copydoc QState::onEntry()

     */

    void onEntry(QEvent *event);

    /**

     * @copydoc QState::onExit()

     */

    void onExit(QEvent *event);

private:

    /**

     * Returns content service object.

     * @return The content service pointer.

     * @since S60 ?S60_version.

     */

    FtuContentService *content() const;

    /**

     * Returns the main window handle.

     * @since S60 ?S60_version.

     * @return The pointer to the main window.

     */

    HbMainWindow* mainWindow();

    /**

     * Creates the menustrip.

     * @since S60 ?S60_version.

     */   

    void constructGrid();

    /**

     * Connects signals and slots for active wizard.

     * @since S60 ?S60_version.

     */  

    void setActiveWizardConnections();

    /**

     * Calculates the wizard's geometry.

     * @since S60 ?S60_version.

     * @return The calculated rect.

     */       

    QRectF calculateWizardGeometry();

public slots:

    /**

     * Signalled when back action is triggerd from toolbaar.

     * @since S60 ?S60_version.

     */

    void handleBackEvent();

    /**

     * @copydoc FtuWizard::onViewChanged

     */

    void changeWizardView(FtuWizard *caller, QGraphicsWidget* viewWidget);

    /**

      * @copydoc FtuWizard::fullScreenModeRequested

      */

    void enableFullScreenMode(FtuWizard *caller);

    /**

      * @copydoc FtuWizard::partialScreenModeRequested

      */

    void enablePartialScreenMode(FtuWizard *caller);

    /**

     * @copydoc FtuWizard::onInfoTextUpdated

     */

    void updateInfoText(FtuWizard *caller, QString text);

    /**

     * Handles the item selection from grid.

     * @param index The activated item.

     * @sice S60 ?S60_version.

     */

    void activateWizard(const QModelIndex index);

signals:

    /**

     * Emitted when the menu state is to be activated.

     * @since S60 ?S60_version.

     */

    void backEventTriggered();  

private:

    /**

     * HbMainWindow instance.

     */

    HbMainWindow*           mMainWindow;

    /**

     * HbDocumentLoader instance.

     */

    HbDocumentLoader*       mDocumentLoader;

    /**

     * Plugin view instance.

     */

    HbView*                 mPluginView;

    /**

     * Pointer to the activated wizard. Not owned.

     */

    FtuWizard*              mActiveWizard;    

    /**

     * Info text label.

     */

    HbLabel*                mPluginTitleLabel;

    /**

     * Wizard widget area.

     */

    HbStackedWidget*        mWizardStackedWidget;

    /**

     * Back action overriding the app exit functionality.

     */

    HbAction*               mBackAction;

    /**

     * The menustrip component.

     */     

    HbGridView*             mMenustrip;

    /**

     * Plugin's previously activated view.

     */

    QGraphicsWidget*        mPreviousView;

    /**

     * Plugin's currently activated view.

     */

    QGraphicsWidget*        mCurrentView;

    /**

     * The Plugin's display mode.

     */

    PluginDisplayMode       mPluginDisplayMode;

    FTU_TEST_FRIEND_CLASS(FtuStateProviderTest)    

};

#endif //FTU_STATES_WizardActivatedState_H