/*

* Copyright (c) 2007-2008 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:  Calendar state machine

*

*/

// includes

#include "calenidlestate.h"

#include "calendarui_debug.h"           // Debug macros

#include "calencontroller.h"

#include "calenstatemachine.h"

#include "calennotifier.h"

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

// CCalenIdleState::NewLC

// First stage construction

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

CCalenIdleState* CCalenIdleState::NewLC( CCalenController& aController, 

                    RHashSet<TCalenNotification>&  aOutstandingNotifications  )

    {

    TRACE_ENTRY_POINT;

    CCalenIdleState* self = new ( ELeave ) CCalenIdleState( aController, 

                                                    aOutstandingNotifications );

    CleanupStack::PushL( self );

    self->ConstructL();

    TRACE_EXIT_POINT;

    return self;

    }

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

// CCalenIdleState::ConstructL

// Second stage construction

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

void CCalenIdleState::ConstructL()

    {

    TRACE_ENTRY_POINT;

    BaseConstructL();

    TRACE_EXIT_POINT;

    }

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

// CCalenIdleState::CCalenIdleState

// C++ Constructor

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

CCalenIdleState::CCalenIdleState( CCalenController& aController,

                    RHashSet<TCalenNotification>&  aOutstandingNotifications )

    : CCalenState( aController, aOutstandingNotifications )

    {

    TRACE_ENTRY_POINT;

    TRACE_EXIT_POINT;

    }

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

// CCalenIdleState::CCalenIdleState

// Destructor

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

CCalenIdleState::~CCalenIdleState()

    {

    TRACE_ENTRY_POINT;

    TRACE_EXIT_POINT;

    }

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

// CCalenIdleState::HandleCommandL

// From CCalenState

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

TBool CCalenIdleState::HandleCommandL( const TCalenCommand& aCommand,

                                       CCalenStateMachine& aStateMachine )

    {

    TRACE_ENTRY_POINT;

    TInt cmd = aCommand.Command();

    MCalenCommandHandler* handler = iController.GetCommandHandlerL( cmd );

    ASSERT( handler ); // FIXME: error ui

    TBool cmdUsed = EFalse;

    switch( cmd )

        {

        case ECalenMonthView:

        case ECalenWeekView:

        case ECalenDayView:

        case ECalenTodoView:

        case ECalenForwardsToDayView:

        case ECalenNextView:

        case ECalenPrevView:

        case ECalenSwitchView:

        case ECalenHidePreview:

        case ECalenShowPreview:

        case ECalenGotoToday:

        case ECalenGotoDate:

        case ECalenNotifyFocusChange:

        case ECalenCompleteTodo:

        case ECalenRestoreTodo:

        case ECalenMissedAlarmsView:

        case ECalenCmdClear:

        case ECalenCmdClearAll:

        case ECalenCmdGotoCalendar:

        case ECalenMissedEventViewFromIdle:

        case ECalenMissedAlarmsViewFromIdle:    

        	 cmdUsed = ETrue;

             break;

        case ECalenStartActiveStep:

        	{

        	// set previous state to idle

            CCalenStateMachine::TCalenStateIndex cachedState = GetCurrentState(aStateMachine);

            SetCurrentState( aStateMachine, CCalenStateMachine::ECalenPopulationState );

           	SetCurrentPreviousState( aStateMachine, cachedState );

            ActivateCurrentStateL(aStateMachine);           	

           	cmdUsed = ETrue;

           	}

           	break;

        case ECalenEventView: 

        case ECalenMissedEventView: 

            {

        	// set previous state to idle

            CCalenStateMachine::TCalenStateIndex cachedState = GetCurrentState(aStateMachine);

            SetCurrentState( aStateMachine, CCalenStateMachine::ECalenViewingState);

            SetCurrentPreviousState( aStateMachine, cachedState );

            ActivateCurrentStateL(aStateMachine);            

            cmdUsed = ETrue;

        	}

        	break;

        case ECalenNewMeeting:

        case ECalenNewTodo:

        case ECalenNewAnniv:

        case ECalenNewDayNote:

        case ECalenNewReminder:

        case ECalenNewMeetingRequest:

        case ECalenEditCurrentEntry:

        case ECalenEditSeries:

        case ECalenEditOccurrence:

        case ECalenViewCurrentEntry:

            {

            // set previous state to idle

            CCalenStateMachine::TCalenStateIndex cachedState = GetCurrentState(aStateMachine);

            SetCurrentState( aStateMachine, CCalenStateMachine::ECalenEditingState);

            SetCurrentPreviousState( aStateMachine, cachedState );

            ActivateCurrentStateL(aStateMachine);            

            cmdUsed = ETrue;

            }

            break;

        case ECalenSend:

            {

            // set previous state to idle

            CCalenStateMachine::TCalenStateIndex cachedState = GetCurrentState(aStateMachine);

            SetCurrentState( aStateMachine, CCalenStateMachine::ECalenSendingState);

            SetCurrentPreviousState( aStateMachine, cachedState );

            ActivateCurrentStateL(aStateMachine);

            cmdUsed = ETrue;

            }

            break;

        case ECalenDeleteCurrentEntry:

        case ECalenDeleteEntryWithoutQuery:	

        case ECalenDeleteSeries:

        case ECalenDeleteCurrentOccurrence:

        case ECalenDeleteAllEntries:

        case ECalenDeleteEntriesBeforeDate:

        	{

            // set previous state to idle

            CCalenStateMachine::TCalenStateIndex cachedState = GetCurrentState(aStateMachine);

            SetCurrentState( aStateMachine, CCalenStateMachine::ECalenDeletingState);

            SetCurrentPreviousState( aStateMachine, cachedState );

            ActivateCurrentStateL(aStateMachine);

            cmdUsed = ETrue;

        	}

            break;

        case ECalenShowSettings:

        	{

        	// set previous state to idle

            CCalenStateMachine::TCalenStateIndex cachedState = GetCurrentState(aStateMachine);

            SetCurrentState( aStateMachine, CCalenStateMachine::ECalenSettingsState);

            SetCurrentPreviousState( aStateMachine, cachedState );

            ActivateCurrentStateL(aStateMachine);

            cmdUsed = ETrue;

        	}

            break;

        case ECalenFasterAppExit:

        	{

	        SetCurrentState( aStateMachine, CCalenStateMachine::ECalenIdleState );

	        ActivateCurrentStateL(aStateMachine);

	        cmdUsed = ETrue;

        	} 

        	break;       

        case ECalenGetLocation:

    	case ECalenShowLocation:

    	case ECalenGetLocationAndSave:

    		{

    		CCalenStateMachine::TCalenStateIndex cachedState = GetCurrentState(aStateMachine);

	        SetCurrentState( aStateMachine, CCalenStateMachine::ECalenMapState );

	        SetCurrentPreviousState( aStateMachine, cachedState );

	        ActivateCurrentStateL(aStateMachine);        

	        cmdUsed = ETrue;

    		}

			break;

		case ECalenEventViewFromAlarm:

        case ECalenEventViewFromAlarmStopOnly:	

			{

			CCalenStateMachine::TCalenStateIndex cachedState = GetCurrentState(aStateMachine);

            SetCurrentState( aStateMachine, CCalenStateMachine::ECalenAlarmState);

            SetCurrentPreviousState( aStateMachine, cachedState );

            ActivateCurrentStateL(aStateMachine);            

            cmdUsed = ETrue;

			}

			break;

    	case ECalenAddAttachment:

    	case ECalenRemoveAttachment:

    	case ECalenViewAttachmentList:    

    	    {

    	    CCalenStateMachine::TCalenStateIndex cachedState = GetCurrentState(aStateMachine);

    	    SetCurrentState( aStateMachine, CCalenStateMachine::ECalenAttachmentState );

            SetCurrentPreviousState( aStateMachine, cachedState );

            ActivateCurrentStateL(aStateMachine);        

            cmdUsed = ETrue;

    	    }

    	    break;

        default:

            // This a valid custom command as there is a command handler

            // do not modify the new start and remain in idle.

            // remain in idle

            // don't modify aNewState.

            break;

        }

    RequestCallbackL( handler, aCommand );

    TRACE_EXIT_POINT;

    return cmdUsed;

    }

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

// CCalenIdleState::HandleNotificationL

// From CCalenState

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

void CCalenIdleState::HandleNotificationL(const TCalenNotification& aNotification,

                                          CCalenStateMachine& aStateMachine)

    {

    TRACE_ENTRY_POINT;

    CCalenState::HandleNotificationL( aNotification, aStateMachine );

    TRACE_EXIT_POINT;

    }

// end of file