diff -r 6dc066157ed4 -r d9b6a8729acd vtengines/videoteleng/Src/State/CVtEngStateManager.cpp --- a/vtengines/videoteleng/Src/State/CVtEngStateManager.cpp Tue Jan 26 12:01:21 2010 +0200 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,182 +0,0 @@ -/* -* 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: Implementation of state manager for session and audio routing states. -* -*/ - - - -// INCLUDE FILES -#include "CVtEngStateManager.h" -#include "CVtEngHandlerContainer.h" -#include "CVtEngStateBase.h" -#include "CVtEngStateIdle.h" -#include "CVtEngStateOpen.h" -#include "CVtEngEventManager.h" -#include "CVtEngStateConnected.h" -#include "CVtEngOperation.h" -#include "cvtlogger.h" - -// ============================ MEMBER FUNCTIONS =============================== - -// ----------------------------------------------------------------------------- -// CVtEngStateManager::CVtEngStateManager -// C++ constructor can NOT contain any code, that -// might leave. -// ----------------------------------------------------------------------------- -// -CVtEngStateManager::CVtEngStateManager( - CVtEngHandlerContainer& aHandlers, - CVtEngEventManager& aEventManager ) : - iPreviousSessionState( MVtEngSessionInfo::EUnknown ), - iHandlers( aHandlers ), - iEventManager( aEventManager ) - { - } - -// ----------------------------------------------------------------------------- -// CVtEngStateManager::ConstructL -// Symbian 2nd phase constructor can leave. -// ----------------------------------------------------------------------------- -// -void CVtEngStateManager::ConstructL() - { - iSessionState = new ( ELeave ) - CVtEngStateIdle( *this, iEventManager ); - } - -// ----------------------------------------------------------------------------- -// CVtEngStateManager::NewL -// Two-phased constructor. -// ----------------------------------------------------------------------------- -// -CVtEngStateManager* CVtEngStateManager::NewL( - CVtEngHandlerContainer& aHandlers, - CVtEngEventManager& aEventManager ) - { - __VTPRINT( DEBUG_GEN , "CVtEngStateManager::NewL" ) - CVtEngStateManager* self = new ( ELeave ) - CVtEngStateManager( aHandlers, aEventManager ); - - CleanupStack::PushL( self ); - self->ConstructL(); - CleanupStack::Pop(); - - return self; - } - - -// Destructor -CVtEngStateManager::~CVtEngStateManager() - { - __VTPRINT( DEBUG_GEN , "CVtEngStateManager::~" ) - delete iSessionState; - } - -// ----------------------------------------------------------------------------- -// CVtEngStateManager::UpdateL -// Updates current state. -// -// ----------------------------------------------------------------------------- -// -void CVtEngStateManager::Update( ) - { - if ( iSessionState ) - { - TRAPD(err,iSessionState->UpdateL()); - if ( err != KErrNone ) - { - __VTPRINT2( DEBUG_GEN, "SM.update fail=%d", err ) - iEventManager.NotifyEvent( err ); - } - } - } - -// ----------------------------------------------------------------------------- -// CVtEngStateManager::IsCommandPossible -// Checks if a command is possible in current state. -// -// ----------------------------------------------------------------------------- -// -TBool CVtEngStateManager::IsCommandPossible( - const TVtEngCommandId aCommandId ) const - { - if ( iSessionState ) - { - return iSessionState->ValidateCommand( aCommandId ); - } - return EFalse; - } - -// ----------------------------------------------------------------------------- -// CVtEngStateManager::SetState -// Sets new session state. -// -// ----------------------------------------------------------------------------- -// -void CVtEngStateManager::SetState( CVtEngStateBase& aNewState ) - { - if( iSessionState ) - { - iPreviousSessionState = iSessionState->State(); - } - iSessionState = &aNewState; - } - -// ----------------------------------------------------------------------------- -// CVtEngStateManager::HandleOperationL -// -// -// ----------------------------------------------------------------------------- -// -TBool CVtEngStateManager::HandleOperationL( CVtEngOperation& aOp ) - { - __VTPRINT2( DEBUG_GEN, "StateMgr.HandleOp=%d", aOp.Command() ) - TInt handled( EFalse ); - if ( iSessionState ) - { - handled = iSessionState->HandleL( aOp ); - } - __VTPRINT2( DEBUG_GEN | DEBUG_RETURN, "StateMgr.HandleOp handled=%d", - handled ) - return handled; - } - -// ----------------------------------------------------------------------------- -// CVtEngStateManager::SessionState -// Returns session state. -// -// ----------------------------------------------------------------------------- -// -MVtEngSessionInfo::TSessionState CVtEngStateManager::SessionState() const - { - if ( iSessionState ) - { - return iSessionState->State(); - } - return MVtEngSessionInfo::EUnknown; - } - -// ----------------------------------------------------------------------------- -// CVtEngStateManager::PreviousSessionState -// Returns session state. -// -// ----------------------------------------------------------------------------- -// -MVtEngSessionInfo::TSessionState CVtEngStateManager::PreviousSessionState() const - { - return iPreviousSessionState; - } - -// End of File