calendarui/controller/src/calenviewpopulator.cpp
changeset 0 f979ecb2b13e
child 16 55d60436f00b
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-1:000000000000 0:f979ecb2b13e
       
     1 /*
       
     2 * Copyright (c) 2007 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 view populator active object
       
    15 *
       
    16 */
       
    17 
       
    18 
       
    19 // INCLUDES
       
    20 #include <calencontext.h>
       
    21 
       
    22 //debug
       
    23 #include "calendarui_debug.h"
       
    24 #include "calenviewpopulator.h"
       
    25 #include "calencontroller.h"
       
    26 #include "calenglobaldata.h"
       
    27 #include "calennotifier.h"
       
    28 
       
    29 // ----------------------------------------------------------------------------
       
    30 // CCalenViewPopulator::NewL
       
    31 // 1st phase of construction
       
    32 // (other items were commented in a header).
       
    33 // ----------------------------------------------------------------------------
       
    34 //
       
    35 CCalenViewPopulator* CCalenViewPopulator::NewL( CCalenController& aController )
       
    36     {
       
    37     TRACE_ENTRY_POINT;
       
    38 
       
    39     CCalenViewPopulator* self = new( ELeave ) CCalenViewPopulator( aController );
       
    40     CleanupStack::PushL( self );
       
    41     self->ConstructL();
       
    42     CleanupStack::Pop( self );
       
    43 
       
    44     TRACE_EXIT_POINT;
       
    45     return self;
       
    46     }
       
    47 
       
    48 // ----------------------------------------------------------------------------
       
    49 // CCalenViewPopulator::CCalenViewPopulator
       
    50 // C++ constructor.
       
    51 // (other items were commented in a header).
       
    52 // ----------------------------------------------------------------------------
       
    53 //
       
    54 CCalenViewPopulator::CCalenViewPopulator( CCalenController& aController )
       
    55     : CActive( EPriorityStandard ),
       
    56       iController( aController ),
       
    57       iNeedsInstanceView( EFalse ),
       
    58       iNeedsEntryView( EFalse )
       
    59     {
       
    60     TRACE_ENTRY_POINT;
       
    61 
       
    62     CActiveScheduler::Add( this );
       
    63 
       
    64     TRACE_EXIT_POINT;
       
    65     }
       
    66 
       
    67 // ----------------------------------------------------------------------------
       
    68 // CCalenViewPopulator::ConstructL
       
    69 // 2nd phase of construction.
       
    70 // (other items were commented in a header).
       
    71 // ----------------------------------------------------------------------------
       
    72 //
       
    73 void CCalenViewPopulator::ConstructL()
       
    74     {
       
    75     TRACE_ENTRY_POINT;
       
    76 
       
    77     iController.RegisterForNotificationsL( this, ECalenNotifyEntryInstanceViewCreated );
       
    78     iGlobalData = CCalenGlobalData::InstanceL();
       
    79 
       
    80     TRACE_EXIT_POINT;
       
    81     }
       
    82 
       
    83 // ----------------------------------------------------------------------------
       
    84 // CCalenViewPopulator::~CCalenViewPopulator
       
    85 // Destructor.
       
    86 // (other items were commented in a header).
       
    87 // ----------------------------------------------------------------------------
       
    88 //
       
    89 CCalenViewPopulator::~CCalenViewPopulator()
       
    90     {
       
    91     TRACE_ENTRY_POINT;
       
    92 
       
    93     Cancel();
       
    94     iController.CancelNotifications( this );
       
    95 
       
    96     if( iGlobalData )
       
    97         {
       
    98         iGlobalData->Release();
       
    99         }
       
   100 
       
   101     TRACE_EXIT_POINT;
       
   102     }
       
   103 
       
   104 // ----------------------------------------------------------------------------
       
   105 // CCalenViewPopulator::DoCancel
       
   106 // From CActive. Do nothing.
       
   107 // (other items were commented in a header).
       
   108 // ----------------------------------------------------------------------------
       
   109 //
       
   110 void CCalenViewPopulator::DoCancel()
       
   111     {
       
   112     TRACE_ENTRY_POINT;
       
   113 
       
   114     iStatus = KErrCancel;
       
   115 
       
   116     TRACE_EXIT_POINT;
       
   117     }
       
   118 
       
   119 // ----------------------------------------------------------------------------
       
   120 // CCalenViewPopulator::RunL
       
   121 // From CActive.
       
   122 // (other items were commented in a header).
       
   123 // ----------------------------------------------------------------------------
       
   124 //
       
   125 void CCalenViewPopulator::RunL()
       
   126     {
       
   127     TRACE_ENTRY_POINT;
       
   128 
       
   129     ASSERT( iPopulatingView );
       
   130     iPopulationStep = iPopulatingView->ActiveStepL();
       
   131 
       
   132     switch( iPopulationStep )
       
   133         {
       
   134         case CCalenView::EKeepGoing:
       
   135         	{
       
   136         	SetActive();
       
   137             TRequestStatus* status = &iStatus;
       
   138             User::RequestComplete( status, KErrNone );
       
   139         	}
       
   140             break;
       
   141         case CCalenView::EWaitForInstanceView:
       
   142         	{
       
   143         	RArray<TInt> colIdArray;
       
   144         	iController.GetActiveCollectionidsL(colIdArray);
       
   145         	if(colIdArray.Count() > 0)
       
   146         	    {
       
   147         	    if( iGlobalData->InstanceViewL(colIdArray) )
       
   148         	        {
       
   149         	        SetActive();
       
   150         	        TRequestStatus* status = &iStatus;
       
   151         	        User::RequestComplete( status, KErrNone );
       
   152         	        }
       
   153         	    else
       
   154         	        {
       
   155         	        iNeedsInstanceView = ETrue;
       
   156         	        // Wait for notification.
       
   157         	        }
       
   158         	    }
       
   159         	else 
       
   160         	    {
       
   161         	    if( iGlobalData->InstanceViewL() )
       
   162                     {
       
   163                     SetActive();
       
   164                     TRequestStatus* status = &iStatus;
       
   165                     User::RequestComplete( status, KErrNone );
       
   166                     }
       
   167                 else
       
   168                     {
       
   169                     iNeedsInstanceView = ETrue;
       
   170                     // Wait for notification.
       
   171                     }
       
   172         	    }
       
   173         	colIdArray.Reset();
       
   174         	 }
       
   175             break;
       
   176         case CCalenView::EWaitForEntryView:
       
   177             {
       
   178             if( iGlobalData->EntryViewL() )
       
   179                 {
       
   180                 SetActive();
       
   181                 TRequestStatus* status = &iStatus;
       
   182                 User::RequestComplete( status, KErrNone );
       
   183                 }
       
   184             else
       
   185                 {
       
   186                 iNeedsEntryView = ETrue;
       
   187                 // Wait for notification.
       
   188                 }
       
   189             }
       
   190             break;
       
   191         case CCalenView::EDone:
       
   192         	{
       
   193         	iPopulatingView = NULL;
       
   194             iController.Notifier().BroadcastNotification( ECalenNotifyViewPopulationComplete );
       
   195         	}
       
   196             break;
       
   197         default:
       
   198             ASSERT( EFalse );
       
   199             break;
       
   200         }
       
   201 
       
   202     TRACE_EXIT_POINT;
       
   203     }
       
   204 
       
   205 // ----------------------------------------------------------------------------
       
   206 // CCalenViewPopulator::BeginPopulationL
       
   207 // Starts populating the given view.
       
   208 // (other items were commented in a header).
       
   209 // ----------------------------------------------------------------------------
       
   210 //
       
   211 void CCalenViewPopulator::BeginPopulationL( CCalenView* aView )
       
   212     {
       
   213     TRACE_ENTRY_POINT;
       
   214 
       
   215     ASSERT( !iPopulatingView );
       
   216     iPopulatingView = aView;
       
   217     iPopulatingView->CancelPopulation();
       
   218     iPopulationStep = CCalenView::EKeepGoing;
       
   219     SetActive();
       
   220     TRequestStatus* status = &iStatus;
       
   221     User::RequestComplete( status, KErrNone );
       
   222 
       
   223     TRACE_EXIT_POINT;
       
   224     }
       
   225 
       
   226 // ----------------------------------------------------------------------------
       
   227 // CCalenViewPopulator::InterruptPopulationL
       
   228 // Stops current population.
       
   229 // (other items were commented in a header).
       
   230 // ----------------------------------------------------------------------------
       
   231 //
       
   232 void CCalenViewPopulator::InterruptPopulationL()
       
   233     {
       
   234     TRACE_ENTRY_POINT;
       
   235 
       
   236     if( iPopulatingView )
       
   237         {
       
   238         Cancel();
       
   239         // This doesn't go in DoCancel because the active object might not be
       
   240         // active during population (i.e. when waiting for instance/entryview).
       
   241         iPopulatingView->CancelPopulation();
       
   242         iPopulatingView = NULL;
       
   243         }
       
   244 
       
   245     TRACE_EXIT_POINT;
       
   246     }
       
   247 
       
   248 // ----------------------------------------------------------------------------
       
   249 // CCalenViewPopulator::HandleECalenNotifyViewCreatedL
       
   250 // Leaving function that handles ECalenNotifyViewCreated
       
   251 // (other items were commented in a header).
       
   252 // ----------------------------------------------------------------------------
       
   253 //
       
   254 void CCalenViewPopulator::HandleECalenNotifyViewCreatedL()
       
   255     {
       
   256     TRACE_ENTRY_POINT;
       
   257     
       
   258     RArray<TInt> colIdArray;
       
   259     iController.GetActiveCollectionidsL(colIdArray);
       
   260 
       
   261     if( iPopulatingView )
       
   262         {//When commandline is compatiable with new globaldata functionalities, the collectionid 
       
   263         // to EntryView can be given
       
   264         if( ( iNeedsEntryView && iGlobalData->EntryViewL(/*iGlobalData->Context().InstanceId().iColId*/) ) ||
       
   265             ( iNeedsInstanceView && iGlobalData->InstanceViewL(colIdArray) ) )
       
   266             {
       
   267             SetActive();
       
   268             TRequestStatus* status = &iStatus;
       
   269             User::RequestComplete( status, KErrNone );
       
   270             }
       
   271         }
       
   272 
       
   273     if( iGlobalData->EntryViewL(/*iGlobalData->Context().InstanceId().iColId*/) 
       
   274                                             && iGlobalData->InstanceViewL(colIdArray) )
       
   275         {
       
   276         iController.CancelNotifications( this );
       
   277         }
       
   278     
       
   279     colIdArray.Reset();
       
   280 
       
   281     TRACE_EXIT_POINT;
       
   282     }
       
   283 
       
   284 // ----------------------------------------------------------------------------
       
   285 // CCalenViewPopulator::HandleNotification
       
   286 // Calls back when the entry view or instance view has been created.
       
   287 // (other items were commented in a header).
       
   288 // ----------------------------------------------------------------------------
       
   289 //
       
   290 void CCalenViewPopulator::HandleNotification(const TCalenNotification aNotification )
       
   291     {
       
   292     TRACE_ENTRY_POINT;
       
   293 
       
   294     if ( aNotification == ECalenNotifyEntryInstanceViewCreated )
       
   295         {
       
   296         PIM_TRAPD_HANDLE( HandleECalenNotifyViewCreatedL() );
       
   297         }
       
   298 
       
   299     TRACE_EXIT_POINT;
       
   300     }
       
   301 
       
   302 // End of file