idlehomescreen/xmluirendering/renderingplugins/xntexteditorfactory/src/xntexteditorpublisher.cpp
branchRCL_3
changeset 34 5456b4e8b3a8
child 35 3321d3e205b6
equal deleted inserted replaced
33:5f0182e07bfb 34:5456b4e8b3a8
       
     1 /*
       
     2 * Copyright (c) 2005-2006 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:  CPS Publishing for text editor.
       
    15 *
       
    16 */
       
    17 
       
    18 #include "xntexteditorpublisher.h"
       
    19 
       
    20 #include "xntexteditoradapter.h"
       
    21 #include <liwservicehandler.h>
       
    22 #include <liwvariant.h>
       
    23 #include <liwgenericparam.h>
       
    24 #include <eikedwin.h>
       
    25 #include <eikedwin.h>
       
    26 #include <utf.h> 
       
    27 
       
    28 
       
    29 //#include <StringLoader.h> // StringLoader
       
    30 
       
    31 _LIT8( KCPService, "Service.ContentPublishing" );
       
    32 _LIT8( KCPInterface, "IDataSource" );
       
    33 
       
    34 _LIT8( KType, "type" );
       
    35 _LIT( KCpData, "cp_data" );
       
    36 
       
    37 _LIT8( KPublisherId, "publisher" );
       
    38 _LIT8( KContentTypeId, "content_type" );
       
    39 _LIT8( KContentId, "content_id" );
       
    40 
       
    41 _LIT(KAI3HSPublisher, "ai3homescreen");
       
    42 _LIT(KContentType, "editorinput");
       
    43 
       
    44 _LIT8( KData, "data");
       
    45 
       
    46 _LIT8( KDataMap, "data_map" );
       
    47 
       
    48 _LIT8( KItem, "item" );
       
    49 _LIT8( KAdd, "Add" );
       
    50 _LIT8( KDelete, "Delete" );
       
    51 
       
    52 // ============================ LOCAL FUNCTIONS ===============================
       
    53 static void DoResetAndDestroy( TAny* aPtr )
       
    54     {
       
    55     __ASSERT_DEBUG( aPtr, User::Invariant() );
       
    56     reinterpret_cast< RCriteriaArray* >( aPtr )->ResetAndDestroy();
       
    57     }
       
    58 
       
    59 // ============================ MEMBER FUNCTIONS ===============================
       
    60 
       
    61 
       
    62 // -----------------------------------------------------------------------------
       
    63 // Two-phased constructor. Can leave.
       
    64 // -----------------------------------------------------------------------------
       
    65 // 
       
    66 CXnTextEditorPublisher* CXnTextEditorPublisher::NewL( CXnTextEditorAdapter& aAdapter,
       
    67     const TDesC8& aNodeId )
       
    68     {
       
    69     CXnTextEditorPublisher* self = new (ELeave) CXnTextEditorPublisher( aAdapter );
       
    70     CleanupStack::PushL( self );
       
    71     self->ConstructL( aNodeId );
       
    72     CleanupStack::Pop();
       
    73     return self;
       
    74     }
       
    75 
       
    76 // -----------------------------------------------------------------------------
       
    77 // Destructor
       
    78 // -----------------------------------------------------------------------------
       
    79 //   
       
    80 CXnTextEditorPublisher::~CXnTextEditorPublisher()
       
    81     {
       
    82     if( iNodeId )
       
    83         {
       
    84         TRAP_IGNORE( RemoveDataFromCpsL( KAI3HSPublisher, KContentType, iNodeId->Des() ) );
       
    85         }
       
    86     if( iCpsInterface )
       
    87         {
       
    88         iCpsInterface->Close();
       
    89         iCpsInterface = NULL;
       
    90         }
       
    91     if( iServiceHandler )
       
    92         {
       
    93         iServiceHandler->Reset();
       
    94         delete iServiceHandler;
       
    95         iServiceHandler = NULL;
       
    96         }    
       
    97     CEikEdwin* editor = iAdapter.Editor();
       
    98     if( editor )
       
    99         {
       
   100         editor->RemoveEdwinObserver( this );    
       
   101         }
       
   102     delete iNodeId;
       
   103     delete iTextBuffer;
       
   104     }
       
   105 
       
   106 // -----------------------------------------------------------------------------
       
   107 // C++ default constructor. Must not leave.
       
   108 // -----------------------------------------------------------------------------
       
   109 //
       
   110 CXnTextEditorPublisher::CXnTextEditorPublisher( CXnTextEditorAdapter& aAdapter ) : 
       
   111     iAdapter( aAdapter )
       
   112     {
       
   113     }
       
   114     
       
   115 // -----------------------------------------------------------------------------
       
   116 // 2nd phase constructor. Can leave.
       
   117 // -----------------------------------------------------------------------------
       
   118 //
       
   119 void CXnTextEditorPublisher::ConstructL( const TDesC8& aNodeId )
       
   120     {
       
   121     iNodeId = CnvUtfConverter::ConvertToUnicodeFromUtf8L( aNodeId );
       
   122     InitCpsInterfaceL();
       
   123     CEikEdwin* editor = iAdapter.Editor();
       
   124     if( editor )
       
   125         {
       
   126         editor->SetEdwinObserver( this );  
       
   127         TInt len = editor->MaxLength();
       
   128         iTextBuffer = HBufC::NewL( len );
       
   129         }
       
   130     }
       
   131 
       
   132 // -----------------------------------------------------------------------------
       
   133 // Uses the CPS interface to add given data
       
   134 // -----------------------------------------------------------------------------
       
   135 //
       
   136 void CXnTextEditorPublisher::AddDataToCpsL( const TDesC& aPublisherId, 
       
   137     const TDesC& aContentType, const TDesC& aContentId, 
       
   138     const TDesC8& aDataKey, const TDesC& aData )
       
   139     {
       
   140     if( iCpsInterface )
       
   141         {
       
   142         CLiwGenericParamList& inparam = iServiceHandler->InParamListL();
       
   143         CLiwGenericParamList& outparam = iServiceHandler->OutParamListL();
       
   144     
       
   145         TLiwGenericParam cptype( KType, TLiwVariant( KCpData ));
       
   146         cptype.PushL();
       
   147         
       
   148         inparam.AppendL( cptype );
       
   149         
       
   150         CLiwDefaultMap* cpdatamap = CLiwDefaultMap::NewLC();
       
   151         CLiwDefaultMap* map = CLiwDefaultMap::NewLC();
       
   152         
       
   153         // Add data to data map
       
   154         map->InsertL( aDataKey,  TLiwVariant( aData ));
       
   155     
       
   156         // Create content data map
       
   157         cpdatamap->InsertL( KPublisherId, TLiwVariant( aPublisherId ));
       
   158         cpdatamap->InsertL( KContentTypeId, TLiwVariant( aContentType )); 
       
   159         cpdatamap->InsertL( KContentId, TLiwVariant( aContentId ));
       
   160         cpdatamap->InsertL( KDataMap, TLiwVariant(map) );
       
   161                 
       
   162         TLiwGenericParam item( KItem, TLiwVariant( cpdatamap ));     
       
   163         item.PushL(); 
       
   164            
       
   165         inparam.AppendL( item );
       
   166         
       
   167         iCpsInterface->ExecuteCmdL( KAdd, inparam, outparam);
       
   168     
       
   169         CleanupStack::PopAndDestroy( 4, &cptype ); // &item, map, cpdatamap,
       
   170     
       
   171         outparam.Reset();
       
   172         inparam.Reset();
       
   173         }
       
   174     }
       
   175 
       
   176 // ---------------------------------------------------------------------------
       
   177 // 
       
   178 // ---------------------------------------------------------------------------
       
   179 // 
       
   180 void CXnTextEditorPublisher::RemoveDataFromCpsL( const TDesC& aPublisherId, 
       
   181     const TDesC& aContentType, const TDesC& aContentId )
       
   182     {
       
   183     if( iCpsInterface && iServiceHandler )
       
   184         {   
       
   185         CLiwGenericParamList& inparam = iServiceHandler->InParamListL();
       
   186         CLiwGenericParamList& outparam = iServiceHandler->OutParamListL();
       
   187 
       
   188         TLiwGenericParam cptype( KType, TLiwVariant( KCpData ));
       
   189         cptype.PushL();
       
   190         inparam.AppendL( cptype );
       
   191         
       
   192         CLiwDefaultMap* cpdatamap = CLiwDefaultMap::NewLC();
       
   193         cpdatamap->InsertL( KPublisherId, TLiwVariant( aPublisherId ));
       
   194         cpdatamap->InsertL( KContentTypeId, TLiwVariant( aContentType )); 
       
   195         cpdatamap->InsertL( KContentId, TLiwVariant( aContentId ));
       
   196         
       
   197         TLiwGenericParam item( KItem, TLiwVariant( cpdatamap ));
       
   198         item.PushL(); 
       
   199         inparam.AppendL( item );
       
   200                 
       
   201         iCpsInterface->ExecuteCmdL( KDelete, inparam, outparam );
       
   202 
       
   203         CleanupStack::PopAndDestroy( 3, &cptype ); // cpdatamap, &item
       
   204         outparam.Reset();
       
   205         inparam.Reset();
       
   206         }
       
   207     }
       
   208 
       
   209 // -----------------------------------------------------------------------------
       
   210 // Gets the CPS messaging interface
       
   211 // -----------------------------------------------------------------------------
       
   212 //
       
   213 void CXnTextEditorPublisher::InitCpsInterfaceL()
       
   214     {
       
   215     if( !iServiceHandler )
       
   216         {
       
   217         iServiceHandler = CLiwServiceHandler::NewL();
       
   218         }
       
   219     
       
   220     CLiwGenericParamList& inParam = iServiceHandler->InParamListL();
       
   221     CLiwGenericParamList& outParam = iServiceHandler->OutParamListL();
       
   222     
       
   223     RCriteriaArray a;
       
   224     TCleanupItem item( DoResetAndDestroy, &a );
       
   225     CleanupStack::PushL( item );
       
   226     
       
   227     CLiwCriteriaItem* crit = CLiwCriteriaItem::NewLC( KLiwCmdAsStr, KCPInterface,
       
   228         KCPService  );
       
   229     crit->SetServiceClass( TUid::Uid(KLiwClassBase) );
       
   230     
       
   231     a.AppendL(crit);    
       
   232     
       
   233     CleanupStack::Pop( crit );
       
   234     
       
   235     iServiceHandler->AttachL(a);
       
   236     iServiceHandler->ExecuteServiceCmdL( *crit, inParam, outParam ); 
       
   237     
       
   238     CleanupStack::PopAndDestroy(); // item;
       
   239         
       
   240     // find service interface
       
   241     TInt pos = 0;
       
   242     MLiwInterface* msgInterface = NULL;
       
   243     outParam.FindFirst( pos, KCPInterface );
       
   244     if ( pos != KErrNotFound ) 
       
   245         {
       
   246         msgInterface = (outParam)[pos].Value().AsInterface(); 
       
   247         }
       
   248     outParam.Reset();
       
   249     inParam.Reset();
       
   250     iCpsInterface = msgInterface;
       
   251     }
       
   252 
       
   253 // -----------------------------------------------------------------------------
       
   254 // CXnTextEditorPublisher::HandleEdwinEventL
       
   255 // -----------------------------------------------------------------------------
       
   256 //
       
   257 void CXnTextEditorPublisher::HandleEdwinEventL(CEikEdwin* aEdwin, TEdwinEvent aEventType)
       
   258     {
       
   259     if( aEventType == MEikEdwinObserver::EEventTextUpdate)
       
   260         {
       
   261         TPtr bufferDes = iTextBuffer->Des();
       
   262         bufferDes.Zero();
       
   263         aEdwin->GetText( bufferDes );
       
   264         PublishTextL( bufferDes );
       
   265         }         
       
   266     }
       
   267 
       
   268 // -----------------------------------------------------------------------------
       
   269 // CXnTextEditorPublisher::PublishTextL
       
   270 // -----------------------------------------------------------------------------
       
   271 //
       
   272 void CXnTextEditorPublisher::PublishTextL( const TDesC& aText )
       
   273     {      
       
   274     AddDataToCpsL( KAI3HSPublisher, KContentType, iNodeId->Des(), KData, aText );    
       
   275     }
       
   276 
       
   277 // END OF FILE
       
   278