/*

 * ============================================================================

 *  Name        : hgteleportappview.h

 *  Part of     : Hg Teleport

 *  Description : appui

 *  Version     : %version: sa1spcx1#32 %

 *

 *  Copyright © 2008 Nokia.  All rights reserved.

 *  This material, including documentation and any related computer

 *  programs, is protected by copyright controlled by Nokia.  All

 *  rights are reserved.  Copying, including reproducing, storing,

 *  adapting or translating, any or all of this material requires the

 *  prior written consent of Nokia.  This material also contains

 *  confidential information which may not be disclosed to others

 *  without the prior written consent of Nokia.

 * ============================================================================

 *

 */

#ifndef HGTELEPORTAPPVIEW_H

#define HGTELEPORTAPPVIEW_H

#include <e32base.h> 

#include <coecntrl.h>

#include <AknPopupFader.h>

#include "hgteleportdevicestate.h"

#include "hgteleportdatachangeobserver.h"

#include "hgteleporteventcontrolerobserver.h"

// FORWARD DECLARATIONS

class CAknsFrameBackgroundControlContext;

class CHgTeleportFastSwapArea;

class CHgTeleportDialog;

class CAknPopupHeadingPane;

class CHgTeleportEventControler;

/**

 * Teleport applicatio view class.

 */

class CHgTeleportAppView : public CCoeControl, public MCoeControlObserver,

        public MHgDeviceStateObserver,

        public MAknFadedComponent,

        public MHgTeleportDataChangeObserver,

        public MHgTeleportEventControlerObserver

    {

public:

    /**

     * Two-phase constructor.

     * 

     * @param aRect Area where view should draw itself.

     */

    static CHgTeleportAppView* NewL(const TRect& aRect,

            CHgTeleportDeviceState& aDeviceState);

    /**

     * @copydoc NewL

     */

    static CHgTeleportAppView* NewLC(const TRect& aRect,

            CHgTeleportDeviceState& aDeviceState);

    /**

     * Destructor.

     */

    ~CHgTeleportAppView();

    /**

     * Called from appui if the app came to foreground.

     */

    void HandleSwitchToForegroundEvent();

    /**

     * Called from appui if the app went to background.

     */

    void HandleSwitchToBackgroundEvent();

    /**

     * From CCoeControl      Method handling the pointer events while the fsw is used.

     *

     * @param aPointerEvent  Information about the event.

     */

    void HandlePointerEventL( const TPointerEvent &aPointerEvent );

public:

    // from CCoeControl

    void Draw( const TRect& aRect ) const;

    TTypeUid::Ptr MopSupplyObject( TTypeUid aId );

    TKeyResponse OfferKeyEventL( const TKeyEvent& aKeyEvent, TEventCode aType );

    TInt CountComponentControls() const;

    CCoeControl* ComponentControl(TInt aIndex) const;

    void SizeChanged();

    //Own

    /*

     * Forward app key handling to fasswaparea control.

     */

    void HandleAppKey(TInt aType);

protected:

    // from MCoeControlObserver

    void HandleControlEventL( CCoeControl* aControl, TCoeEvent aEventType );

    // from MHgDeviceStateObserver

    void HandleDeviceStateChanged( TChangeType aChangeType );

protected: // from MAknFadedComponent

    TInt CountFadedComponents();

    CCoeControl* FadedComponent( TInt aIndex );

protected: // from MHgCenrepChangeObserver

    void CenrepChanged( TUint32 aKey, TInt aNewValue );

protected: // from MHgTeleportDataChangeObserver

    void DataChanged( CCoeControl* aWhere, TInt aNewCount );

private:

    /**

     * @copydoc NewL

     */

    void ConstructL( const TRect& aRect );

    /**

     * C++ constructor.

     */

    CHgTeleportAppView( CHgTeleportDeviceState& aDeviceState );

    /**

     * Updates the internal state for currently focused control.

     * @param   aNewFocusedControl  ptr to new focused control, ownership not taken

     */    

    void ChangeFocus( CCoeControl* aNewFocusedControl );

    /**

     * Creates components.

     */

    void CreateControlsL();

    /**

     * Appends component rects to the given array.

     * @param   aRects  array

     */

    void GetRects( RArray<TRect>& aRects );

    /**

     * Adds the ptr to the list of dialog pointers.

     * @param   aDlg    dialog ptr, ownership not taken

     */

    void AddDlgSelfPtrL( CHgTeleportDialog* aDlg );

    /**

     * Handles key event according to the portrait-style (vertical) layout.

     */

    TKeyResponse OfferKeyEventPortraitStyleL( const TKeyEvent& aKeyEvent, TEventCode aType);

    /**

     * Calculates and returns the following:

     *   - the rectangle for main_tport_pane

     *   - the outer rectangle for the frame

     *   - the inner rectangle for the frame

     */

    void UpdatePopupRects(  );

    /**

     * Updates the text in the applications and suggestions heading panes.

     */

    void UpdateHeadingsL();

    /**

     * Disables transition animations for teleport app.

     * (the automatic effects that are applied when coming/leaving foreground)

     */

    void DisableAppSwitchEffects();

public://From MHgTeleportEventControlerObserver

    /**

     * Declare drag gesture handling.

     * @param aOffset - drag distance

     */

    virtual void MoveOffset(const TPoint& aOffset);

    /**

     * Declare tap gesture handling.

     * @param aPoint - tap position

     */

    virtual void TapL(const TPoint& aPoint);

    /**

     * Declare long tap gesture handling.

     * @param aPoint - tap position

     */

    virtual void LongTapL(const TPoint& aPoint);

    /**

     * 

     */

    virtual void Drag(

        const AknTouchGestureFw::MAknTouchGestureFwDragEvent& aEvent);

    /**

     * Declare animation stop handling

     */

    virtual void Stop();

    /**

     * Declare getter for view position

     */

    virtual TPoint ViewPos() const;

private: // Data

    // Ref to container for commonly used instances

    CHgTeleportDeviceState& iDeviceState;

    // Background context, owned

    CAknsFrameBackgroundControlContext* iBgContext;

    // Fast Swap area, owned

    CHgTeleportFastSwapArea* iFastSwapArea;

    /**

     * Heading pane, own

     */

    CAknPopupHeadingPane* iAppsHeading;

    /**

     * Currently focused control, not own

     */

    CCoeControl* iFocused;

    /**

     * Rectangle of the control.

     */

    TRect iViewRect;

    /**

     * Popup fader instance.

     */

    TAknPopupFader iPopupFader;

    /**

     * Pointer for background image, owned

     */

    TRect iBgContextOuterRect;

    TRect iBgContextInnerRect;

    CHgTeleportEventControler* iEvtHandler; //own

    };

#endif // HGTELEPORTAPPVIEW_H