/*

* Copyright (c) 2005 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:  The application view of PhoneUI

*

*/

// INCLUDE FILES

#include "phoneconstants.h"

#include "cphoneview.h"

#include <eikenv.h>

#include <eikapp.h> 

#include <eikappui.h>

#include <eikcmobs.h>

#include <w32std.h>          // iWindowSrvSession

#include <eikimage.h>

#include <coemain.h>

#include <gulutil.h>         // DrawUtils, egul.lib 

#include <aknappui.h>

#include <AknsLayeredBackgroundControlContext.h>

#include <AknsDrawUtils.h>

#include <AknsUtils.h>

#include "cphonestatuspane.h"

#include "tphonecmdparambitmap.h"

#include "phonelogger.h"

#include "mphoneviewobserver.h" 

#include <AknUtils.h> // needed for AKN_LAF_COLOR in 3.0 environment

#include "phoneui.hrh"

#include "phoneviewcommanddefinitions.h"

// Scalable UI

#include <aknlayout.cdl.h>

#include <layoutmetadata.cdl.h>

#include <aknlayoutscalable_apps.cdl.h>

#include <aknlayoutscalable_avkon.cdl.h>

#include <aknstatuspaneutils.h>

enum TPhoneBgLayers

    {

    EPhoneBgFirstLayer          = 0,

    EPhoneBgLayersN             = 1

    };

// ================= MEMBER FUNCTIONS =======================

// -----------------------------------------------------------------------------

// CPhoneView::CPhoneView

// C++ default constructor can NOT contain any code, that

// might leave.

// -----------------------------------------------------------------------------

//

CPhoneView::CPhoneView( CEikButtonGroupContainer& aCba ) :

    iSecurityMode ( EFalse ),

    iActivatePreviousApp( EFalse ),

    iPhoneAppViewToDialer( EFalse ),

    iCba ( aCba ),

    iDialerActivation( EFalse )

    {

    }

// -----------------------------------------------------------------------------

// CPhoneView::ConstructL

// Symbian 2nd phase constructor can leave.

// -----------------------------------------------------------------------------

//

void CPhoneView::ConstructL( TRect aRect )

    {

    // Create background control context for skins.

    iBgContext = CAknsLayeredBackgroundControlContext::NewL(

        KAknsIIDWallpaper, aRect, ETrue /*Parent absolute*/,

        EPhoneBgLayersN );

    // Create bitmap

    iBitmap = new (ELeave) CFbsBitmap;

    iBitmap->Reset();

    CreateWindowL();

    DrawableWindow()->SetPointerGrab( ETrue );

    SetRect( aRect );

    }

// -----------------------------------------------------------------------------

// CPhoneView::NewL

// Two-phased constructor.

// -----------------------------------------------------------------------------

//

CPhoneView* CPhoneView::NewL( TRect aRect, CEikButtonGroupContainer& aCba )

    {

    CPhoneView* self = new ( ELeave ) CPhoneView( aCba );

    CleanupStack::PushL( self );

    self->ConstructL( aRect );

    CleanupStack::Pop( self );

    return self;

    }

// Destructor

CPhoneView::~CPhoneView()

    {

     __LOGMETHODSTARTEND(EPhoneUIView, "CPhoneView::~CPhoneView");

    delete iBgContext;

    delete iBitmap;

    iRegion.Close();

    }

// -----------------------------------------------------------------------------

// CPhoneView::ViewId

// -----------------------------------------------------------------------------

//

TVwsViewId CPhoneView::ViewId() const

    {

    TVwsViewId id( 

        iEikonEnv->EikAppUi()->Application()->AppDllUid(), 

        KUidViewId );

    return id;

    }

// -----------------------------------------------------------------------------

// CPhoneView::ViewActivatedL

// -----------------------------------------------------------------------------

//

void CPhoneView::ViewActivatedL( 

    const TVwsViewId& /*aPrevViewId*/, 

    TUid aCustomMessageId, 

    const TDesC8& /*aCustomMessage*/ )

    {

    __LOGMETHODSTARTEND(EPhoneUIView, "CPhoneView::ViewActivatedL()");

    switch ( aCustomMessageId.iUid )

        {

        case KTouchDiallerViewCommand:

            {

            if ( iDialerActivation )

                {

                if ( iSecurityMode )

                    {

                    static_cast<MEikCommandObserver*>( iEikonEnv->EikAppUi() )

                    ->ProcessCommandL( EPhoneNumberAcqSecurityDialer );

                    return;

                    }

                 else

                    {

                    iEikonEnv->WsSession().ClearAllRedrawStores();

                    SetActivatePreviousApp( ETrue );            

                    static_cast<MEikCommandObserver*>( iEikonEnv->EikAppUi() )

                    ->ProcessCommandL( EPhoneViewOpenNumberEntry );

                    } 

                }

            }

            break;

        case KTouchCallHandlingVievCommand:

            {

            iEikonEnv->WsSession().ClearAllRedrawStores();

            SetActivatePreviousApp( EFalse );

            static_cast<MEikCommandObserver*>( iEikonEnv->EikAppUi() )

                ->ProcessCommandL( EPhoneViewOpenCallHandling );  

            }

            break;

        default:

            break;

        }

    if ( iObserver )

        {  

        iObserver->PhoneViewActivatedL();

        }

    }

// -----------------------------------------------------------------------------

// CPhoneView::ViewDeactivated

// -----------------------------------------------------------------------------

//

void CPhoneView::ViewDeactivated()

    {

    __LOGMETHODSTARTEND(EPhoneUIView, "CPhoneView::ViewDeactivated()");

    SetActivatePreviousApp( EFalse );

    DrawDeferred();

    }

// -----------------------------------------------------------------------------

// CPhoneView::SetControl

// 

// Change the control. 

// -----------------------------------------------------------------------------

//

void CPhoneView::SetControl( CCoeControl* aControl )

    {

    __LOGMETHODSTARTEND(EPhoneUIView, "CPhoneView::SetControl()");

    iControl = aControl;

    UpdateControlRect();

    iControl->MakeVisible( ETrue );

    }

// -----------------------------------------------------------------------------

// CPhoneView::Control

// -----------------------------------------------------------------------------

//

CCoeControl* CPhoneView::Control() const

    {

    return iControl;    

    }    

// -----------------------------------------------------------------------------

// CPhoneView::ComponentControl

// -----------------------------------------------------------------------------

//

CCoeControl* CPhoneView::ComponentControl( TInt /*aIndex*/ ) const

    {

    return iControl;        

    }

// -----------------------------------------------------------------------------

// CPhoneView::CountComponentControls

// -----------------------------------------------------------------------------

//

TInt CPhoneView::CountComponentControls() const

    {

    __LOGMETHODSTARTEND(EPhoneUIView, "CPhoneView::CountComponentControls()");

    TInt count = 0;

    if ( iControl )

        {

        count = 1;

        }

    return count;

    }

// -----------------------------------------------------------------------------

// CPhoneView::SetBitmap

// -----------------------------------------------------------------------------

//

void CPhoneView::SetBitmap( TPhoneCommandParam* aCommandParam )

    {

    __LOGMETHODSTARTEND(EPhoneUIView, "CPhoneView::SetBitmap()");

    TPhoneCmdParamBitmap* bitmapParam = static_cast<TPhoneCmdParamBitmap*>(

        aCommandParam );

    if ( !iSecurityMode )

        {

        TInt err = KErrNone;

        if ( bitmapParam->Bitmap()->Handle() )

            {

            err = iBitmap->Duplicate( bitmapParam->Bitmap()->Handle() );

            }

        else

            {

            iBitmap->Reset();

            }

        if ( err == KErrNone )

            {

            DrawDeferred();

            }    

        }

    }

// -----------------------------------------------------------------------------

// CPhoneView::GetBitmap

// -----------------------------------------------------------------------------

//

void CPhoneView::GetBitmap( TPhoneCommandParam* aCommandParam )

    {

    __LOGMETHODSTARTEND(EPhoneUIView, "CPhoneView::GetBitmap()");

    TPhoneCmdParamBitmap* bitmapParam = static_cast<TPhoneCmdParamBitmap*>(

        aCommandParam );

    bitmapParam->SetBitmap( iBitmap );

    }

// -----------------------------------------------------------------------------

// CPhoneView::MopSupplyObject

// -----------------------------------------------------------------------------

//

TTypeUid::Ptr CPhoneView::MopSupplyObject( TTypeUid aId )

    {

    __LOGMETHODSTARTEND(EPhoneUIView, "CPhoneView::MopSupplyObject()");

    // Required during rendering of the background skin in Draw()

    if (aId.iUid == MAknsControlContext::ETypeId)

        {

        return MAknsControlContext::SupplyMopObject( aId, iBgContext );

        }

    return CCoeControl::MopSupplyObject( aId );

    }

// -----------------------------------------------------------------------------

// CPhoneView::SetRect

// -----------------------------------------------------------------------------

//    

void CPhoneView::SetRect( const TRect &aRect )

    {

    __LOGMETHODSTARTEND(EPhoneUIView, "CPhoneView::SetRect()");

    if ( !AknLayoutUtils::PenEnabled() )

        {

        CCoeControl::SetRect( aRect );

        }

    else

        {

        if ( Layout_Meta_Data::IsLandscapeOrientation() ||

             iSecurityMode )

            {

            // In landscape and in security mode aRect is ok.

            CCoeControl::SetRect( aRect );    

            }

        else

            {     

            TRect controlRect( aRect );

            TAknLayoutRect viewRect;

            TRect screenRect;

            AknLayoutUtils::LayoutMetricsRect( 

                AknLayoutUtils::EScreen, 

                screenRect  );    

            viewRect.LayoutRect( 

                screenRect, 

                TAknWindowComponentLayout::Compose(

                    AknLayoutScalable_Avkon::application_window( 0 ),

                    AknLayoutScalable_Avkon::main_pane( 8 ) ) );   

            // reduce toolbar

            TAknLayoutRect toolbarRect;

            toolbarRect.LayoutRect( 

                screenRect, 

                TAknWindowComponentLayout::Compose(

                AknLayoutScalable_Avkon::application_window( 0 ),

                AknLayoutScalable_Avkon::popup_toolbar2_fixed_window( 0 ) ) );

            if ( toolbarRect.Rect().Intersects( controlRect )  )

                {

                __PHONELOG( EBasic, EPhoneUIView,"CPhoneView::SetRect Update ");            

                controlRect.iBr.iY -= toolbarRect.Rect().Height();

                }            

            CCoeControl::SetRect( controlRect );

            }                

        }        

    }

// -----------------------------------------------------------------------------

// CPhoneView::Draw

// -----------------------------------------------------------------------------

//

void CPhoneView::Draw(  const TRect& aRect ) const

    {

    __LOGMETHODSTARTEND(EPhoneUIView, "CPhoneView::Draw()");

    TRect rect = Rect();

    if ( !rect.iTl.iY )

        {

        CWindowGc& gc = SystemGc();

        // Draw main area.

        MAknsSkinInstance* skin = AknsUtils::SkinInstance();

        MAknsControlContext* cc = AknsDrawUtils::ControlContext( this );

        if ( iSecurityMode || 

            !AknsDrawUtils::Background( skin, cc, this, gc, aRect ) )

            {

            gc.SetPenStyle(CGraphicsContext::ENullPen);

            gc.SetBrushColor( AKN_LAF_COLOR( 0 ) ); // 0 for white

            gc.SetBrushStyle(CGraphicsContext::ESolidBrush);

            gc.DrawRect( aRect ); 

            }

        // Frozen Active Idle background image.

        // TBD: set member variable from states to prevent display of

        // image if emergency or security view

        else if ( iBitmap && ( iBitmap->Handle() != 0 ) ) 

            {

            gc.BitBlt( TPoint( 0, 0 ), iBitmap );

            }

        }

    }

// -----------------------------------------------------------------------------

// CPhoneView::HandlePointerEventL

// -----------------------------------------------------------------------------

//

void CPhoneView::HandlePointerEventL( const TPointerEvent& aPointerEvent )

    {

    if ( CapturesPointer() )

        {

        // Point Capture enabled 

        // Modify position of pointerevent so that CBA gets valid data.

        TPointerEvent pointerEvent = aPointerEvent; 

        TPoint phoneviewPoint = PositionRelativeToScreen();

        TPoint buttonGroupPoint =  iCba.ButtonGroup()->AsControl()->PositionRelativeToScreen();

        TPoint screenPoint = buttonGroupPoint-phoneviewPoint; 

        TPoint styluspoint =  aPointerEvent.iPosition;

        TPoint currentpointer = styluspoint - screenPoint;

        pointerEvent.iPosition = currentpointer;

        iCba.ButtonGroup()->AsControl()->HandlePointerEventL( pointerEvent );

        }

    // Calling base class implementation

    CCoeControl::HandlePointerEventL(aPointerEvent);    

    }

// -----------------------------------------------------------------------------

// CPhoneView::ActivateL

// -----------------------------------------------------------------------------

//

void CPhoneView::ActivateL()

    {

    __LOGMETHODSTARTEND(EPhoneUIView, "CPhoneView::ActivateL()");

    CCoeControl::ActivateL();

    }

// -----------------------------------------------------------------------------

// CPhoneView::SizeChanged()

// 

// Expects that the controls are initialised otherwise.

// -----------------------------------------------------------------------------

//

void CPhoneView::SizeChanged()

    {

    __LOGMETHODSTARTEND(EPhoneUIView, "CPhoneView::SizeChanged()");

    AknsUtils::RegisterControlPosition( this );

    TRect screen;

    AknLayoutUtils::LayoutMetricsRect( AknLayoutUtils::EScreen, screen );    

    iBgContext->SetLayerImage( EPhoneBgFirstLayer, KAknsIIDWallpaper );

    iBgContext->SetParentPos( screen.iTl );

    iBgContext->SetLayerRect( EPhoneBgFirstLayer, screen );            

    UpdateControlRect();

    }

// -----------------------------------------------------------------------------

// CPhoneView::PositionChanged

// -----------------------------------------------------------------------------

//

void CPhoneView::PositionChanged()

    {

    __LOGMETHODSTARTEND(EPhoneUIView, "CPhoneView::PositionChanged()");

    AknsUtils::RegisterControlPosition( this );

    }

// -----------------------------------------------------------------------------

// CPhoneView::FocusChanged

// -----------------------------------------------------------------------------

//    

void CPhoneView::FocusChanged( TDrawNow /*aDrawNow*/ )

    {

    iControl->SetFocus( IsFocused () );

    }    

// -----------------------------------------------------------------------------

// CPhoneView::UpdateControlRect

// -----------------------------------------------------------------------------

//

void CPhoneView::UpdateControlRect()

    {    

    __LOGMETHODSTARTEND(EPhoneUIView, "CPhoneView::UpdateControlRect()");

    if ( iControl )

        {

        if ( iControl->Rect() != Rect() )

            {

            iControl->SetRect( Rect() );

            }

        }

    }

// -----------------------------------------------------------------------------

// CPhoneView::HandleResourceChangeL

// -----------------------------------------------------------------------------

//

void CPhoneView::HandleResourceChange( TInt aType )

    {

    __LOGMETHODSTARTEND(EPhoneUIView, "CPhoneView::HandleResourceChange()");

    if ( aType == KAknsMessageSkinChange || 

         aType == KEikDynamicLayoutVariantSwitch )

        {

        DrawDeferred();

        }

    }

// -----------------------------------------------------------------------------

// CPhoneView::SetSecurityMode

// -----------------------------------------------------------------------------

//

void CPhoneView::SetSecurityMode ( TBool aStatus )

    {

    if ( iSecurityMode != aStatus ) 

        {

        iSecurityMode = aStatus;

        SizeChanged();    

        }

    }

// -----------------------------------------------------------------------------

// CPhoneView::IsSecurityMode

// -----------------------------------------------------------------------------

//

TBool CPhoneView::IsSecurityMode()    

    {

    return iSecurityMode;

    }

// -----------------------------------------------------------------------------

// CPhoneView::GetActivatePreviousApp

// -----------------------------------------------------------------------------

//

TBool CPhoneView::GetActivatePreviousApp()

    {

    return iActivatePreviousApp;       

    }