--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/uiacceltk/hitchcock/plugins/alftranseffect/alftranseffectplugin/src/states.cpp Tue Feb 02 07:56:43 2010 +0200
@@ -0,0 +1,248 @@
+/*
+* Copyright (c) 2006 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: State machine state implementations
+*
+*/
+
+
+
+#include <akntranseffect.h> // for Transition effect enumerations
+#include <alflogger.h>
+#include "states.h"
+
+// ---------------------------------------------------------------------------
+// ---------------------------------------------------------------------------
+// CRestingState construction
+// ---------------------------------------------------------------------------
+//
+CRestingState::CRestingState(MAlfDrawerEngine& aEngine, CStateHandler& aHandler) :
+ CStateBase(aEngine,aHandler)
+ {
+ }
+
+CStateBase* CRestingState::NewL(MAlfDrawerEngine& aEngine, CStateHandler& aHandler)
+ {
+ CRestingState* self = new (ELeave) CRestingState(aEngine,aHandler);
+ self->iStateInfo.iState = EResting;
+ return self;
+ }
+
+// ---------------------------------------------------------------------------
+// CRestingState Signal handling
+// ---------------------------------------------------------------------------
+//
+CStateBase* CRestingState::SignalL(TSignal aSignal)
+ {
+ __ALFFXLOGSTRING1("CRestingState::SignalL %d >>", aSignal);
+ TInt error = KErrNone;
+ switch( aSignal )
+ {
+ case EBeginFullscreen:
+ if( !IsBlocked( iEngine.FromUid(), iEngine.ToUid() ) )
+ {
+ iEngine.SendBeginFullscreen();
+ return CPhase1State::NewL( iEngine,iHandler );
+ }
+ return NULL;
+
+ case EBeginComponent:
+ error = iEngine.SendBeginControlTransition();
+ if ( error == KErrNone )
+ {
+ return CControlState::NewL( iEngine, iHandler );
+ }
+ return NULL;
+
+ case EEndFullscreen:
+// iEngine.SendEndFullscreen(); // TODO: revise?
+// return CRestingState::NewL( iEngine, iHandler );
+
+ case EAbortFullscreen:
+ iEngine.SendAbortFullscreen();
+ return CRestingState::NewL( iEngine, iHandler );
+ }
+ return NULL;
+ }
+
+
+// ---------------------------------------------------------------------------
+// ---------------------------------------------------------------------------
+// CControlState construction
+// ---------------------------------------------------------------------------
+//
+CControlState::CControlState(MAlfDrawerEngine& aEngine, CStateHandler& aHandler) :
+ CStateBase(aEngine,aHandler)
+ {
+ }
+
+CStateBase* CControlState::NewL(MAlfDrawerEngine& aEngine, CStateHandler& aHandler)
+ {
+ CControlState* self = new (ELeave) CControlState(aEngine,aHandler);
+ self->iStateInfo.iState = EComponent;
+ return self;
+ }
+
+// ---------------------------------------------------------------------------
+// CControlState signal handling
+// ---------------------------------------------------------------------------
+//
+CStateBase* CControlState::SignalL(TSignal aSignal)
+ {
+ __ALFFXLOGSTRING1("CControlState::SignalL %d >>", aSignal);
+
+ TInt error = KErrNone;
+ switch( aSignal )
+ {
+ case EAbort:
+ case EAbortComponent:
+ iEngine.SendAbortControlTransition();
+ return CRestingState::NewL( iEngine, iHandler );
+ case EFinishComponent:
+ // do something to finish
+ iEngine.SendFinishControlTransition();
+ return CRestingState::NewL( iEngine, iHandler );
+ case EBeginFullscreen:
+ if( !IsBlocked( iEngine.FromUid(), iEngine.ToUid() ) )
+ {
+ iEngine.SendBeginFullscreen();
+ return CPhase1State::NewL( iEngine,iHandler );
+ }
+ return NULL;
+ case EBeginComponent:
+ // we don't limit control transitions
+ // we don't have an ending signal for the controls now
+ // We may need something to be able to call
+ // SendFinishControlTransition
+ error = iEngine.SendBeginControlTransition();
+ if ( error == KErrNone )
+ {
+ return CControlState::NewL( iEngine, iHandler );
+ }
+ return NULL;
+ }
+ return NULL;
+ }
+
+// ---------------------------------------------------------------------------
+// ---------------------------------------------------------------------------
+// CPhase1State construction
+// ---------------------------------------------------------------------------
+//
+CPhase1State::CPhase1State(MAlfDrawerEngine& aEngine, CStateHandler& aHandler) :
+ CStateBase(aEngine,aHandler)
+ {
+ }
+
+CStateBase* CPhase1State::NewL(MAlfDrawerEngine& aEngine, CStateHandler& aHandler)
+ {
+ CPhase1State* self = new (ELeave) CPhase1State(aEngine,aHandler);
+ self->iStateInfo.iState = EFullscreenPhase1;
+ self->iStateInfo.iAction = aEngine.Action();
+ return self;
+ }
+
+// ---------------------------------------------------------------------------
+// CPhase1State Signal handling
+// ---------------------------------------------------------------------------
+//
+CStateBase* CPhase1State::SignalL(TSignal aSignal)
+ {
+ TInt error = KErrNone;
+ switch(aSignal)
+ {
+ case EAbort:
+ case EAbortFullscreen:
+ iEngine.SendAbortFullscreen();
+ return CRestingState::NewL(iEngine,iHandler);
+ case EFinishFullscreen:
+ if ( !iEngine.EffectFinishedFullScreen() )
+ {
+ iEngine.SendAbortFullscreen();
+ }
+ return CRestingState::NewL(iEngine,iHandler);
+ case EEndFullscreen:
+ iEngine.SendEndFullscreen();
+ return CPhase2State::NewL(iEngine,iHandler);
+ case EBeginFullscreen:
+ if(!IsBlocked(iEngine.FromUid(),iEngine.ToUid()))
+ {
+ iEngine.SendBeginFullscreen();
+ }
+ return NULL;
+ case EBeginComponent:
+ error = iEngine.SendBeginControlTransition();
+ if ( error == KErrNone )
+ {
+ return CControlState::NewL( iEngine, iHandler );
+ }
+ return NULL;
+ }
+ return NULL;
+ }
+
+// ---------------------------------------------------------------------------
+// ---------------------------------------------------------------------------
+// CPhase2State construction
+// ---------------------------------------------------------------------------
+//
+CPhase2State::CPhase2State(MAlfDrawerEngine& aEngine, CStateHandler& aHandler) :
+ CStateBase(aEngine,aHandler)
+ {
+ }
+
+CStateBase* CPhase2State::NewL(MAlfDrawerEngine& aEngine, CStateHandler& aHandler)
+ {
+ CPhase2State* self = new (ELeave) CPhase2State(aEngine,aHandler);
+ self->iStateInfo.iState = EFullscreenPhase2;
+ self->iStateInfo.iAction = aEngine.Action();
+ return self;
+ }
+
+// ---------------------------------------------------------------------------
+// CPhase2State Signal handling
+// ---------------------------------------------------------------------------
+//
+CStateBase* CPhase2State::SignalL(TSignal aSignal)
+ {
+ TInt error = KErrNone;
+ switch(aSignal)
+ {
+ case EAbort:
+ case EAbortFullscreen:
+ iEngine.SendAbortFullscreen();
+ return CRestingState::NewL(iEngine,iHandler);
+ case EFinishFullscreen:
+ if ( ( iEngine.Action() == 1001 || iEngine.Action() == AknTransEffect::EApplicationExit ) &&
+ !iEngine.EffectFinishedFullScreen() )
+ {
+ iEngine.SendAbortFullscreen();
+ }
+ return CRestingState::NewL(iEngine,iHandler);
+ case EBeginFullscreen:
+ if(!IsBlocked(iEngine.FromUid(),iEngine.ToUid()))
+ {
+ iEngine.SendBeginFullscreen();
+ return CPhase1State::NewL(iEngine,iHandler);
+ }
+ return NULL;
+ case EBeginComponent:
+ error = iEngine.SendBeginControlTransition();
+ if ( error == KErrNone )
+ {
+ return CControlState::NewL( iEngine, iHandler );
+ }
+ return NULL;
+ }
+ return NULL;
+ }