diff -r 000000000000 -r 5e5d6b214f4f imstutils/imconversationview/imcvuiapp/src/cimcvappmessageextensionshandler.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/imstutils/imconversationview/imcvuiapp/src/cimcvappmessageextensionshandler.cpp	Tue Feb 02 10:12:18 2010 +0200
@@ -0,0 +1,386 @@
+/*
+* 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:  message extention class
+*
+*/
+
+
+#include "cimcvappmessageextensionshandler.h"
+#include "cimcvenginefactory.h"
+#include <eikrted.h>
+#include <txtrich.h>
+#include "imcvlogger.h"
+#include "cimcvappsmileyutil.h"
+#include "imcvuiliterals.h"
+#include "cimcvengine.h"
+
+
+// -----------------------------------------------------------------------------
+// CIMCVAppMessageExtensionsHandler::CIMCVAppMessageExtensionsHandler
+// Constructor
+// -----------------------------------------------------------------------------
+//
+CIMCVAppMessageExtensionsHandler::CIMCVAppMessageExtensionsHandler( MIMCVUiAppSkinVariant& aSkinVariant, 
+                                                                    MIMCVAppUi& aAppUi,
+                                                                    MIMCVEngineFactory& aEngineFactory )
+    :iSkinVariant( aSkinVariant ),
+    iAppUi( aAppUi ),
+    iEngineFactory( aEngineFactory )
+    {
+    }
+
+// -----------------------------------------------------------------------------
+// CIMCVAppMessageExtensionsHandler::~CIMCVAppMessageExtensionsHandler
+// Destructor
+// -----------------------------------------------------------------------------
+//
+CIMCVAppMessageExtensionsHandler::~CIMCVAppMessageExtensionsHandler()
+    {
+    iExtensionArray.ResetAndDestroy();
+    }
+
+// -----------------------------------------------------------------------------
+// CIMCVAppMessageExtensionsHandler::NewL
+// Symbian two phased constructor
+// -----------------------------------------------------------------------------
+//
+CIMCVAppMessageExtensionsHandler* CIMCVAppMessageExtensionsHandler::NewL(
+                                MIMCVUiAppSkinVariant& aSkinVariant,
+                                MIMCVAppUi& aAppUi,
+                                MIMCVEngineFactory& aEngineFactory,
+                                TBool /*aAddSmileyHandler = ETrue */)
+    {
+    IM_CV_LOGS(TXT("CIMCVAppMessageExtensionsHandler::CIMCVAppMessageExtensionsHandler()    start" ));
+    CIMCVAppMessageExtensionsHandler* self = 
+                new ( ELeave ) CIMCVAppMessageExtensionsHandler(aSkinVariant,aAppUi,aEngineFactory);
+    CleanupStack::PushL( self );
+    self->ConstructL();
+    CleanupStack::Pop( self );
+    IM_CV_LOGS(TXT("CIMCVAppMessageExtensionsHandler::CIMCVAppMessageExtensionsHandler()    end" ));
+    return self;
+    }
+
+// -----------------------------------------------------------------------------
+// CIMCVAppMessageExtensionsHandler::ConstructL
+// Symbian OS Constructor
+// -----------------------------------------------------------------------------
+//
+void CIMCVAppMessageExtensionsHandler::ConstructL()
+    {
+    IM_CV_LOGS(TXT("CIMCVAppMessageExtensionsHandler::ConstructL()	start" ));
+    //get the count of number of services
+    RPointerArray<CIMCVEngine>& serviceEngines = iEngineFactory.GetServiceEngines();
+    for(TInt i=0; i<serviceEngines.Count() ; i++)
+        {
+        CIMCVAppSmileyUtil* smiley = CIMCVAppSmileyUtil::NewL(iSkinVariant, iAppUi, EMessageExtensionSmiley, *serviceEngines[i] );
+        CleanupStack::PushL( smiley );
+        User::LeaveIfError( iExtensionArray.Append( smiley ));
+        CleanupStack::Pop( smiley ); 
+        } 
+   IM_CV_LOGS(TXT("CIMCVAppMessageExtensionsHandler::ConstructL()	end" ));
+    }
+
+// -----------------------------------------------------------------------------
+// CIMCVAppMessageExtensionsHandler::CreateServiceSmileyL
+// Symbian OS Constructor
+// -----------------------------------------------------------------------------
+//
+void CIMCVAppMessageExtensionsHandler::CreateServiceSmileyL( TInt aServiceId )
+    {
+    IM_CV_LOGS(TXT("CIMCVAppMessageExtensionsHandler::HandleNewServiceL()  start" ));
+    TInt error = KErrNone;
+    CIMCVEngine& engine = iEngineFactory.GetServiceEngineL( aServiceId );
+    //get the count of number of services
+    TInt count = iExtensionArray.Count();
+    for(TInt i=0; i<count ; i++)
+        {
+        if( iExtensionArray[i]->ServiceId() == aServiceId )
+            {
+			IM_CV_LOGS(TXT("CIMCVAppMessageExtensionsHandler::CREATE SERVICE SMILEY ALREADY EXISTS" ));
+			error = KErrAlreadyExists;
+            break;
+            }
+        }
+    if( error == KErrNone )
+        {
+        CIMCVAppSmileyUtil* smiley = CIMCVAppSmileyUtil::NewL(iSkinVariant, iAppUi, EMessageExtensionSmiley, engine );
+        CleanupStack::PushL( smiley );
+        User::LeaveIfError( iExtensionArray.Append( smiley ));
+        CleanupStack::Pop( smiley ); 
+        }
+    IM_CV_LOGS(TXT("CIMCVAppMessageExtensionsHandler::HandleNewServiceL()  end" ));
+    }
+// -----------------------------------------------------------------------------
+// CIMCVAppMessageExtensionsHandler::DeleteServiceSmileyL
+// Symbian OS Constructor
+// -----------------------------------------------------------------------------
+//
+void CIMCVAppMessageExtensionsHandler::DeleteServiceSmileyL( TInt aServiceId )
+    {
+    IM_CV_LOGS(TXT("CIMCVAppMessageExtensionsHandler::HandleServiceDeletedL()  start" ));
+    TInt count = iExtensionArray.Count();
+    for(TInt i=0; i<count ; i++)
+        {
+        if( iExtensionArray[i]->ServiceId() == aServiceId )
+            {
+			IM_CV_LOGS(TXT("CIMCVAppMessageExtensionsHandler::DELET SMILEY SERVICES" ));
+            MIMCVAppMessageExtension* smiley = iExtensionArray[ i ];
+            iExtensionArray.Remove( i );
+            delete smiley;
+            smiley = NULL;
+            iExtensionArray.Compress();
+            break;
+            }
+        }
+    IM_CV_LOGS(TXT("CIMCVAppMessageExtensionsHandler::HandleServiceDeletedL()  end" ));
+    }
+
+// -----------------------------------------------------------------------------
+// CIMCVAppMessageExtensionsHandler::ProcessMessageLC
+// Process messages trough extensions.
+// -----------------------------------------------------------------------------
+//
+HBufC* CIMCVAppMessageExtensionsHandler::ProcessMessageLC( 
+                                            CEikRichTextEditor& aEditor,
+                                            TInt aServiceId )
+    {
+    IM_CV_LOGS(TXT("CIMCVAppMessageExtensionsHandler::ProcessMessageLC()	start" ));
+    HBufC* msg = ExtensionToStringLC( aEditor, aServiceId );
+    for( TInt a( 0 ); a < iExtensionArray.Count(); ++a )
+        {
+        if( aServiceId == iExtensionArray[a]->ServiceId() )
+            {
+            iExtensionArray[ a ]->Reset( );
+            break;
+            }
+        }
+    IM_CV_LOGS(TXT("CIMCVAppMessageExtensionsHandler::ProcessMessageLC()	end" ));
+    return msg;
+    }
+
+// -----------------------------------------------------------------------------
+// CIMCVAppMessageExtensionsHandler::ExtensionToStringL
+// Convert extensions to strings.
+// -----------------------------------------------------------------------------
+//
+HBufC* CIMCVAppMessageExtensionsHandler::ExtensionToStringLC( 
+                                            CEikRichTextEditor& aEditor,
+                                            TInt aServiceId )
+    {
+    IM_CV_LOGS(TXT("CIMCVAppMessageExtensionsHandler::ExtensionToStringLC()	start" ));
+    HBufC* text = HBufC::NewMaxLC(KDefaultMsgLength );
+    TPtr tBuf( text->Des() );
+
+    HBufC* msgBuf = aEditor.GetTextInHBufL();
+    if(!msgBuf)
+        {
+        tBuf.Zero();
+        return text;	
+        }
+    CleanupStack::PushL( msgBuf );
+    TPtr msgPtr( msgBuf->Des() );
+   
+    for( TInt a( 0 ); a < iExtensionArray.Count(); ++a )
+        {
+        if( aServiceId == iExtensionArray[a]->ServiceId() )
+            {
+            tBuf = msgPtr;
+            iExtensionArray[ a ]->ExtensionToStringL( aEditor, tBuf );
+            CleanupStack::PopAndDestroy( msgBuf );
+            msgBuf = NULL;
+            msgBuf = tBuf.AllocLC();
+            TPtr newPtr( msgBuf->Des() );
+            msgPtr.Set( newPtr );
+            break;
+            }       
+        }
+    
+    // Remove all CEditableText::EZeroWidthNoBreakSpace characters
+    // which are used to go around CRichText editor bug
+    // when msg contains only smiley pictures
+    // These rows below can be removed when CRichText editor
+    // don't need anyrmore this "hack"
+    tBuf = msgPtr;
+
+    TInt length = tBuf.Length();
+	for( TInt i = length-1; i >=0 ; --i )
+		{
+		if( tBuf[ i ] ==  CEditableText::EZeroWidthNoBreakSpace )
+			{
+			tBuf.Delete( i, 1 ); // removing 1 character
+			}
+		}
+    CleanupStack::PopAndDestroy( msgBuf );
+    IM_CV_LOGS(TXT("CIMCVAppMessageExtensionsHandler::ExtensionToStringLC()	end" ));
+    return text;
+    }
+
+
+// -----------------------------------------------------------------------------
+// CIMCVAppMessageExtensionsHandler::DeleteExtensionIcon
+// Find right extension handler and delete extension
+// -----------------------------------------------------------------------------
+//
+void CIMCVAppMessageExtensionsHandler::DeleteExtensionL( CEikRichTextEditor& aEditor,
+        TInt aServiceId ,
+        TMessageExtensionTypes /*aType*/,
+        TInt aPos )
+    {
+    IM_CV_LOGS(TXT("CIMCVAppMessageExtensionsHandler::DeleteExtensionL()	start" ));
+    for( TInt a( 0 ); a < iExtensionArray.Count(); ++a )
+        {
+        if( aServiceId == iExtensionArray[a]->ServiceId() )
+            {
+            iExtensionArray[ a ]->DeleteExtensionL( aEditor, aPos );
+            break;
+            }
+        }
+    IM_CV_LOGS(TXT("CIMCVAppMessageExtensionsHandler::DeleteExtensionL()	end" ));
+	}
+
+// -----------------------------------------------------------------------------
+// CIMCVAppMessageExtensionsHandler::ConvertSelectionToExtensionL
+// Convert all extensions from strings to extensions in area.
+// -----------------------------------------------------------------------------
+//
+void CIMCVAppMessageExtensionsHandler::ConvertSelectionToExtensionL( 
+                                                CEikRichTextEditor& aEditor,
+                                                TInt aServiceId )
+    {
+    IM_CV_LOGS(TXT("CIMCVAppMessageExtensionsHandler::ConvertSelectionToExtensionL()	start" ));
+    for( TInt a( 0 ); a < iExtensionArray.Count(); ++a )
+        {
+        if( aServiceId == iExtensionArray[a]->ServiceId() )
+            {
+            iExtensionArray[ a ]->ConvertSelectionToExtensionL( aEditor );
+            break;
+            }
+        }
+    IM_CV_LOGS(TXT("CIMCVAppMessageExtensionsHandler::ConvertSelectionToExtensionL()	end" ));
+    }
+    
+// -----------------------------------------------------------------------------
+// CIMCVAppMessageExtensionsHandler::ConvertSelectionToExtensionL
+// Convert all extensions from strings to extensions in area.
+// -----------------------------------------------------------------------------
+//
+void CIMCVAppMessageExtensionsHandler::ConvertSelectionToExtensionL( 
+                       CRichText& aRichText, 
+                       TCursorSelection& aSelection,
+                       TInt aServiceId )
+    {
+    IM_CV_LOGS(TXT("CIMCVAppMessageExtensionsHandler::ConvertSelectionToExtensionL()	start" ));
+    for( TInt a( 0 ); a < iExtensionArray.Count(); ++a )
+        {
+        if( aServiceId == iExtensionArray[a]->ServiceId() )
+            {
+            iExtensionArray[ a ]->ConvertSelectionToExtensionL( aRichText, aSelection );
+            break;
+            }
+        }
+    IM_CV_LOGS(TXT("CIMCVAppMessageExtensionsHandler::ConvertSelectionToExtensionL()	end" ));
+    }
+
+// -----------------------------------------------------------------------------
+// CIMCVAppMessageExtensionsHandler::ConvertSelectionToStringL
+// Convert all extensions from extensions to strings in area.
+// -----------------------------------------------------------------------------
+//
+void CIMCVAppMessageExtensionsHandler::ConvertSelectionToStringL( 
+                    CEikRichTextEditor& aEditor, 
+                    TInt aServiceId,
+                    TBool aPreserve /*= EFalse*/ )
+    {
+    IM_CV_LOGS(TXT("CIMCVAppMessageExtensionsHandler::ConvertSelectionToStringL()	start" ));
+    
+    for( TInt a( 0 ); a < iExtensionArray.Count(); ++a )
+        {
+        if( aServiceId == iExtensionArray[a]->ServiceId() )
+            {
+            iExtensionArray[ a ]->ConvertSelectionToStringL( aEditor, aPreserve );
+            break;
+            }
+        }
+    IM_CV_LOGS(TXT("CIMCVAppMessageExtensionsHandler::ConvertSelectionToStringL()	end" ));
+    }
+
+
+// -----------------------------------------------------------------------------
+// CIMCVAppMessageExtensionsHandler::SizeChanged
+// Convert all extensions from extensions to strings in area.
+// -----------------------------------------------------------------------------
+//
+void CIMCVAppMessageExtensionsHandler::SizeChanged( TSize& aSize,
+        TInt aServiceId )
+    {
+    IM_CV_LOGS(TXT("CIMCVAppMessageExtensionsHandler::SizeChanged()	start" ));
+   
+    for( TInt a( 0 ); a < iExtensionArray.Count(); ++a )
+        {
+        if( aServiceId == iExtensionArray[a]->ServiceId() )
+            {
+            iExtensionArray[ a ]->SizeChanged( aSize );
+            break;
+            }
+        }
+    IM_CV_LOGS(TXT("CIMCVAppMessageExtensionsHandler::SizeChanged()	end" ));
+    }
+
+// -----------------------------------------------------------------------------
+// CIMCVAppMessageExtensionsHandler::ConvertSelectionToStringL
+// Convert all extensions from extensions to strings in area.
+// -----------------------------------------------------------------------------
+//
+void CIMCVAppMessageExtensionsHandler::ConvertSelectionToStringL(
+    CEikRichTextEditor& aEditor,
+    TInt aServiceId ,
+    TDes& aResultString,
+    TCursorSelection& aSelectionAfterConversion,
+    TBool aPreserve )
+    {
+    IM_CV_LOGS(TXT("CIMCVAppMessageExtensionsHandler::ConvertSelectionToStringL()	start" ));
+    for( TInt a( 0 ); a < iExtensionArray.Count(); ++a )
+        {
+        if( aServiceId == iExtensionArray[a]->ServiceId() )
+            {
+            iExtensionArray[ a ]->ConvertSelectionToStringL(
+                    aEditor, aResultString, aSelectionAfterConversion, aPreserve );
+            break;
+            }
+        }
+    IM_CV_LOGS(TXT("CIMCVAppMessageExtensionsHandler::ConvertSelectionToStringL()	end" ));
+    }
+    
+// -----------------------------------------------------------------------------
+// CIMCVAppMessageExtensionsHandler::InsertExtensionIcon
+// Find right extension handler and insert extension
+// -----------------------------------------------------------------------------
+//
+void CIMCVAppMessageExtensionsHandler::InsertExtensionL( CEikRichTextEditor& aEditor,
+                                                    TInt aServiceId ,
+                                                    TMessageExtensionTypes aType,                                                    
+                                                    TBool& aCancelled,
+                                                    TSize size)
+    {
+    for( TInt a( 0 ); a < iExtensionArray.Count(); ++a )
+        {
+        if( aType == iExtensionArray[ a ]->Type() && aServiceId == iExtensionArray[a]->ServiceId() )
+            {
+            iExtensionArray[ a ]->InsertExtensionL( aEditor, aCancelled, size );
+            break;
+            }
+        }
+    }
+    
+// end of file