calendarui/controller/src/calenbackgroundstate.cpp
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child 5 42814f902fe6
child 18 c198609911f9
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     1 /*
       
     2 * Copyright (c) 2007-2008 Nokia Corporation and/or its subsidiary(-ies).
       
     3 * All rights reserved.
       
     4 * This component and the accompanying materials are made available
       
     5 * under the terms of "Eclipse Public License v1.0"
       
     6 * which accompanies this distribution, and is available
       
     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".
       
     8 *
       
     9 * Initial Contributors:
       
    10 * Nokia Corporation - initial contribution.
       
    11 *
       
    12 * Contributors:
       
    13 *
       
    14 * Description:   Calendar state machine
       
    15 *
       
    16 */
       
    17 
       
    18 
       
    19 
       
    20 // includes
       
    21 #include "calenbackgroundstate.h"
       
    22 #include "calendarui_debug.h"           // Debug macros
       
    23 #include "calencontroller.h"
       
    24 #include "calenstatemachine.h"
       
    25 #include "calennotifier.h"
       
    26 
       
    27 // ----------------------------------------------------------------------------
       
    28 // CCalenBackgroundState::NewLC
       
    29 // First stage construction
       
    30 // ----------------------------------------------------------------------------
       
    31 CCalenBackgroundState* CCalenBackgroundState::NewLC( CCalenController& aController,
       
    32                                                             RHashSet<TCalenNotification>&  aOutstandingNotifications )
       
    33     {
       
    34     TRACE_ENTRY_POINT;
       
    35 
       
    36     CCalenBackgroundState* self = new ( ELeave ) CCalenBackgroundState( aController,aOutstandingNotifications );
       
    37     CleanupStack::PushL( self );
       
    38     self->ConstructL();
       
    39 
       
    40     TRACE_EXIT_POINT;
       
    41     return self;
       
    42     }
       
    43 
       
    44 // ----------------------------------------------------------------------------
       
    45 // CCalenBackgroundState::ConstructL
       
    46 // Second stage construction
       
    47 // ----------------------------------------------------------------------------
       
    48 void CCalenBackgroundState::ConstructL()
       
    49     {
       
    50     TRACE_ENTRY_POINT;
       
    51     BaseConstructL();
       
    52     
       
    53     TRACE_EXIT_POINT;
       
    54     }
       
    55     
       
    56 // ----------------------------------------------------------------------------
       
    57 // CCalenBackgroundState::CCalenBackgroundState
       
    58 // C++ Constructor
       
    59 // ----------------------------------------------------------------------------
       
    60 CCalenBackgroundState::CCalenBackgroundState( CCalenController& aController, 
       
    61                                                                 RHashSet<TCalenNotification>&  aOutstandingNotifications )
       
    62     : CCalenState( aController, aOutstandingNotifications )
       
    63     {
       
    64     TRACE_ENTRY_POINT;
       
    65     
       
    66     TRACE_EXIT_POINT;
       
    67     }
       
    68     
       
    69 // ----------------------------------------------------------------------------
       
    70 // CCalenBackgroundState::CCalenBackgroundState
       
    71 // Destructor
       
    72 // ----------------------------------------------------------------------------    
       
    73 CCalenBackgroundState::~CCalenBackgroundState()
       
    74     {
       
    75     TRACE_ENTRY_POINT;
       
    76     
       
    77     TRACE_EXIT_POINT;
       
    78     }
       
    79 
       
    80 // ----------------------------------------------------------------------------
       
    81 // CCalenBackgroundState::HandleCommandL
       
    82 // From CCalenState
       
    83 // ----------------------------------------------------------------------------    
       
    84 TBool CCalenBackgroundState::HandleCommandL( const TCalenCommand& aCommand,
       
    85                                            CCalenStateMachine& aStateMachine )
       
    86     {
       
    87     TRACE_ENTRY_POINT;  
       
    88     
       
    89     //When application is pushed background
       
    90     //1,when launched from active idle ,( AI screen or missed alarm softnotification/small indicator),
       
    91     //  multiple entires -> Day view
       
    92     //2,when launched from active idle ( AI screen or missed alarm softnotification/small indicator),
       
    93     //  single entry -> Event view
       
    94     
       
    95     TInt cmd = aCommand.Command();
       
    96     MCalenCommandHandler* handler = iController.GetCommandHandlerL( cmd );
       
    97     
       
    98     ASSERT( handler ); // FIXME: error ui
       
    99     
       
   100     TBool cmdUsed = EFalse;
       
   101 
       
   102     switch( cmd )
       
   103         {
       
   104         case ECalenDayView:
       
   105             SetCurrentState(aStateMachine,CCalenStateMachine::ECalenIdleState);
       
   106             cmdUsed = ETrue;
       
   107             break;
       
   108         case ECalenEventView:
       
   109             SetCurrentState(aStateMachine,CCalenStateMachine::ECalenViewingState);
       
   110             cmdUsed = ETrue;
       
   111             break;
       
   112         case ECalenEventViewFromAlarm:
       
   113         case ECalenEventViewFromAlarmStopOnly:
       
   114             SetCurrentState(aStateMachine,CCalenStateMachine::ECalenAlarmState);
       
   115             cmdUsed = ETrue;
       
   116             break;
       
   117         case ECalenFasterAppExit:
       
   118         	if(iPreviousState == CCalenStateMachine::ECalenMapState)
       
   119 				{
       
   120 				// Issue map launch cancel notification
       
   121 				iController.BroadcastNotification(ECalenNotifyCancelMapLaunch);
       
   122 		        SetCurrentState( aStateMachine, CCalenStateMachine::ECalenIdleState );
       
   123 		        ActivateCurrentStateL(aStateMachine);
       
   124 		        cmdUsed = ETrue;
       
   125 		        break;
       
   126 		   		}
       
   127         	else if(iPreviousState == CCalenStateMachine::ECalenDeletingState)
       
   128         	    {
       
   129                 // Issue ECalenNotifyDeleteFailed notification to cancel the delete
       
   130                 iController.BroadcastNotification(ECalenNotifyDeleteFailed);
       
   131                 SetCurrentState( aStateMachine, CCalenStateMachine::ECalenIdleState );
       
   132                 ActivateCurrentStateL(aStateMachine);
       
   133                 cmdUsed = ETrue;                 
       
   134         	    }
       
   135         	else if( iPreviousState == CCalenStateMachine::ECalenSettingsState
       
   136         	       || iPreviousState == CCalenStateMachine::ECalenEditingState
       
   137         	       || iPreviousState == CCalenStateMachine::ECalenSendingState 
       
   138         	       || iPreviousState == CCalenStateMachine::ECalenIdleState 
       
   139                    || iPreviousState == CCalenStateMachine::ECalenViewingState)
       
   140         	    {
       
   141                 SetCurrentState( aStateMachine, CCalenStateMachine::ECalenIdleState );
       
   142                 ActivateCurrentStateL(aStateMachine);
       
   143                 cmdUsed = ETrue;                 
       
   144         	    }
       
   145         default:
       
   146             break;
       
   147         }
       
   148     if(cmdUsed)
       
   149     RequestCallbackL( handler, aCommand );
       
   150     
       
   151     TRACE_EXIT_POINT;
       
   152     return cmdUsed;
       
   153     }
       
   154 
       
   155 // ----------------------------------------------------------------------------
       
   156 // CCalenBackgroundState::HandleNotificationL
       
   157 // From CCalenState
       
   158 // ----------------------------------------------------------------------------        
       
   159 void CCalenBackgroundState::HandleNotificationL(const TCalenNotification& aNotification,
       
   160                                                  CCalenStateMachine& aStateMachine )
       
   161     {
       
   162     TRACE_ENTRY_POINT;
       
   163     
       
   164     switch( aNotification )
       
   165         {
       
   166         case ECalenNotifyAppForegrounded:
       
   167         	{
       
   168         	SetCurrentState( aStateMachine, iPreviousState );
       
   169         	// We set iOutstandingNotifications for two reasons.
       
   170         	// 1. The new state i.e. the state we are moving back can have notification info.
       
   171         	// 2. When we move to newstate we broadcast all notification from iOutstandingNotifications
       
   172         	//     and inform the registered notifiers.
       
   173         	iOutstandingNotifications.InsertL(aNotification);
       
   174             ActivateCurrentStateL(aStateMachine);
       
   175         	}
       
   176             break;
       
   177         case ECalenNotifyAppBackgrounded:
       
   178             // may receive more background notifications, just ignore
       
   179             break;
       
   180         default:
       
   181             // default is defer all other notifications when app in background
       
   182             // iOutstandingNotifications.InsertL(aNotification);
       
   183             iController.Notifier().BroadcastApprovedNotification( aNotification );
       
   184             break;
       
   185         }
       
   186     
       
   187     TRACE_EXIT_POINT;
       
   188     }
       
   189 
       
   190 // ----------------------------------------------------------------------------
       
   191 // CCalenBackgroundState::HandleStateActivationL
       
   192 // Behavior when state is activated.
       
   193 // ----------------------------------------------------------------------------
       
   194 void CCalenBackgroundState::HandleStateActivationL(CCalenStateMachine& aStateMachine)
       
   195     {
       
   196     TRACE_ENTRY_POINT;
       
   197     if(iOutstandingNotifications.Find(ECalenNotifyAppBackgrounded))
       
   198         {
       
   199         CCalenState::HandleStateActivationL(aStateMachine);
       
   200         }
       
   201     
       
   202     TRACE_EXIT_POINT;
       
   203     }
       
   204 
       
   205  // end of file