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/*
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* Copyright (c) 2008 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description: Effect manager.
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*
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*/
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// SYSTEM INCLUDE FILES
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#include <eikapp.h>
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#include <aknappui.h>
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#include <gfxtranseffect/gfxtranseffect.h> // For transition effects
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#include <akntranseffect.h> // For transition effects
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#include <alf/alfcompositionutility.h>
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// INCLUDE FILES
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#include "wmeffectmanager.h"
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// CONSTANTS
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const TInt KEffectTypeFullscreen = 1;
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const TInt KWaitForLayout = 1;
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const TInt KEffectStarted = 2;
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const TInt KEffectWaitInterval( 250000 ); //250ms
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const TInt KWaitInterval( 25000 ); // 25ms
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// ============================ MEMBER FUNCTIONS ===============================
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// -----------------------------------------------------------------------------
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// C++ default constructor.
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// -----------------------------------------------------------------------------
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//
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CWmEffectManager::CWmEffectManager( CCoeEnv& aCoeEnv ): iCoeEnv (aCoeEnv)
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{
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}
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// -----------------------------------------------------------------------------
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// Symbian 2nd phase constructor.
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// -----------------------------------------------------------------------------
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//
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void CWmEffectManager::ConstructL()
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{
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iObserver = CAlfEffectObserver::NewL();
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}
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// -----------------------------------------------------------------------------
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// Two-phased constructor.
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// -----------------------------------------------------------------------------
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//
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CWmEffectManager* CWmEffectManager::NewL( CCoeEnv& aCoeEnv )
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{
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CWmEffectManager* self = new (ELeave) CWmEffectManager( aCoeEnv );
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CleanupStack::PushL( self );
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self->ConstructL();
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CleanupStack::Pop( self );
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return self;
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}
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// -----------------------------------------------------------------------------
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// Destructor.
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// -----------------------------------------------------------------------------
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//
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CWmEffectManager::~CWmEffectManager()
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{
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delete iObserver;
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GfxTransEffect::AbortFullScreen();
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iEffects.ResetAndDestroy();
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}
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// -----------------------------------------------------------------------------
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// CWmEffectManager::BeginFullscreenEffectL
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// -----------------------------------------------------------------------------
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//
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void CWmEffectManager::BeginFullscreenEffectL( TInt aId )
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{
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TWmEffect* effect = new (ELeave) TWmEffect;
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CleanupStack::PushL( effect );
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effect->iId = aId;
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effect->iType = KEffectTypeFullscreen;
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effect->iState = KWaitForLayout;
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iEffects.Append( effect );
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CleanupStack::Pop( effect );
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if ( !DoBeginFullscreenEffect( *effect ) )
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{
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RemoveEffect( effect );
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}
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}
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// -----------------------------------------------------------------------------
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// CWmEffectManager::UiRendered
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// -----------------------------------------------------------------------------
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//
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void CWmEffectManager::UiRendered()
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{
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for ( TInt i = 0; i < iEffects.Count(); )
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{
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TWmEffect* effect = iEffects[i];
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if ( effect && effect->iState == KEffectStarted )
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{
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GfxTransEffect::EndFullScreen();
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RemoveEffect( effect );
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}
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else
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{
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// RemoveEffect() will remove from iEffects array and
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// thats why we need to have conter in else
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i++;
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}
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}
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}
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// -----------------------------------------------------------------------------
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// CWmEffectManager::DoBeginFullscreenEffect
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// -----------------------------------------------------------------------------
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//
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TBool CWmEffectManager::DoBeginFullscreenEffect( TWmEffect& aEffect )
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{
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if ( iCoeEnv.WsSession().GetFocusWindowGroup() !=
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iCoeEnv.RootWin().Identifier() )
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{
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// Window group is not focused
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RemoveEffect( &aEffect );
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return EFalse;
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}
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if ( !WaitActiveEffect( KEffectWaitInterval ) )
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{
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return EFalse;
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}
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const TInt flags( AknTransEffect::TParameter::EActivateExplicitCancel );
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const TUid targetAppUid( iAvkonAppUi->Application()->AppDllUid() );
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// Set effect begin point
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GfxTransEffect::BeginFullScreen( aEffect.iId , iAvkonAppUi->ClientRect(),
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AknTransEffect::EParameterType, AknTransEffect::GfxTransParam(
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targetAppUid, flags ) );
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aEffect.iState = KEffectStarted;
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return ETrue;
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}
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// -----------------------------------------------------------------------------
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// CWmEffectManager::WaitActiveEffect
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// -----------------------------------------------------------------------------
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//
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TBool CWmEffectManager::WaitActiveEffect( TInt aInterval )
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{
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TBool retval( EFalse );
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TInt loop( aInterval / KWaitInterval );
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while ( loop >= 0 )
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{
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TInt count( iObserver->ActiveEffectsCount() );
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if ( count == 0 )
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{
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retval = ETrue;
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break;
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}
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User::After( KWaitInterval );
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loop--;
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}
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return retval;
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}
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// -----------------------------------------------------------------------------
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// CXnEffectManager::RemoveEffect
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// -----------------------------------------------------------------------------
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//
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void CWmEffectManager::RemoveEffect( TWmEffect* aEffect )
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{
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TInt index = iEffects.Find( aEffect );
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if ( index != KErrNotFound )
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{
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TWmEffect* temp = iEffects[index];
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iEffects.Remove( index );
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delete temp;
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}
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}
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// -----------------------------------------------------------------------------
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// CXnEffectManager::IsEffectActive
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// -----------------------------------------------------------------------------
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//
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TBool CWmEffectManager::IsEffectActive()
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{
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TBool retVal( EFalse );
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if ( iObserver->ActiveEffectsCount() )
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retVal = ETrue;
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return retVal;
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}
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// End fo file
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