/*

* Copyright (c) 2008 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:  Effect manager.

*

*/

// SYSTEM INCLUDE FILES

#include <eikapp.h>

#include <aknappui.h>

#include <gfxtranseffect/gfxtranseffect.h>  // For transition effects

#include <akntranseffect.h>                 // For transition effects

// INCLUDE FILES

#include "wmeffectmanager.h"

// CONSTANTS

const TInt KEffectTypeFullscreen = 1;

const TInt KWaitForLayout = 1;

const TInt KEffectStarted = 2;

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

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

// C++ default constructor.

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

//

CWmEffectManager::CWmEffectManager( CCoeEnv& aCoeEnv ): iCoeEnv (aCoeEnv)

    {

    }

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

// Symbian 2nd phase constructor.

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

//

void CWmEffectManager::ConstructL()

    {

    }

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

// Two-phased constructor.

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

//

CWmEffectManager* CWmEffectManager::NewL( CCoeEnv& aCoeEnv )

    {

    CWmEffectManager* self = new (ELeave) CWmEffectManager( aCoeEnv );

    CleanupStack::PushL( self );

    self->ConstructL();

    CleanupStack::Pop( self );

    return self;

    }

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

// Destructor.

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

//

CWmEffectManager::~CWmEffectManager()

    {

    GfxTransEffect::AbortFullScreen();

    iEffects.ResetAndDestroy();

    }

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

// CWmEffectManager::BeginFullscreenEffectL

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

//

void CWmEffectManager::BeginFullscreenEffectL( TInt aId )

    {

    TWmEffect* effect = new (ELeave) TWmEffect;

    CleanupStack::PushL( effect );

    effect->iId = aId;

    effect->iType = KEffectTypeFullscreen;

    effect->iState = KWaitForLayout;

    iEffects.Append( effect );

    CleanupStack::Pop( effect );

    DoBeginFullscreenEffect( *effect );

    }

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

// CWmEffectManager::UiRendered

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

//

void CWmEffectManager::UiRendered()

    {

    for ( TInt i = 0; i < iEffects.Count(); )

        {

        TWmEffect* effect = iEffects[i];

        if ( effect && effect->iState == KEffectStarted )

            {

            GfxTransEffect::EndFullScreen();

            RemoveEffect( effect );

            }

        else

            {

            // RemoveEffect() will remove from iEffects array and

            // thats why we need to have conter in else

            i++;

            }

        }

    }

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

// CWmEffectManager::DoBeginFullscreenEffect

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

//

void CWmEffectManager::DoBeginFullscreenEffect( TWmEffect& aEffect )

    {

    if ( iCoeEnv.WsSession().GetFocusWindowGroup() != 

         iCoeEnv.RootWin().Identifier() )

        {

        // Window group is not focused

        RemoveEffect( &aEffect );

        return;

        }

    // Must give some time before starting effect, because otherwise

    // fullscreen effect may contain unwanted parts (dialog, note, etc.)

    // which was shown when fullscreen effect is about to be started

    iCoeEnv.WsSession().Finish();

    const TInt flags( AknTransEffect::TParameter::EActivateExplicitCancel );

    const TUid targetAppUid( iAvkonAppUi->Application()->AppDllUid() );

    // Set effect begin point

    GfxTransEffect::BeginFullScreen( aEffect.iId , iAvkonAppUi->ClientRect(),

        AknTransEffect::EParameterType, AknTransEffect::GfxTransParam(

        targetAppUid, flags ) );

    aEffect.iState = KEffectStarted;

    }

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

// CXnEffectManager::RemoveEffect

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

//

void CWmEffectManager::RemoveEffect( TWmEffect* aEffect )

    {

    TInt index = iEffects.Find( aEffect );

    if ( index != KErrNotFound )

        {

        TWmEffect* temp = iEffects[index];

        iEffects.Remove( index );

        delete temp;

        }

    }

// End fo file