diff -r 3104fc151679 -r 9a48e301e94b instantmsgindicatorplugin/src/instantmsgindicatorpluginimplementation.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/instantmsgindicatorplugin/src/instantmsgindicatorpluginimplementation.cpp	Wed Sep 01 12:33:36 2010 +0100
@@ -0,0 +1,194 @@
+/*
+* Copyright (c) 2009 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:  this class is the implementaiton of this plugin
+*
+*/
+//  Include Files  
+					
+#include "instantmsgindicatorpluginimplementation.h"
+#include <AknSmallIndicator.h> //Akn indicator
+#include <avkon.hrh>
+#include <e32property.h>
+#include "cimalertmanager.h"
+
+//  Member Functions
+
+// ---------------------------------------------------------------------------
+// CInstantMsgIndicatorPluginImplementation::CInstantMsgIndicatorPluginImplementation()
+// ---------------------------------------------------------------------------
+//
+CInstantMsgIndicatorPluginImplementation* CInstantMsgIndicatorPluginImplementation::NewLC()
+    {
+    CInstantMsgIndicatorPluginImplementation* self = new (ELeave) CInstantMsgIndicatorPluginImplementation();
+    CleanupStack::PushL(self);
+    self->ConstructL();
+    return self;
+    }
+
+// ---------------------------------------------------------------------------
+// CInstantMsgIndicatorPluginImplementation::CInstantMsgIndicatorPluginImplementation()
+// ---------------------------------------------------------------------------
+//
+ CInstantMsgIndicatorPluginImplementation* CInstantMsgIndicatorPluginImplementation::NewL()
+    {
+    CInstantMsgIndicatorPluginImplementation* self = CInstantMsgIndicatorPluginImplementation::NewLC(  );
+    CleanupStack::Pop(self);
+    return self;
+    }
+ // ---------------------------------------------------------------------------
+ // CInstantMsgIndicatorPluginImplementation::CInstantMsgIndicatorPluginImplementation()
+ // ---------------------------------------------------------------------------
+ //
+CInstantMsgIndicatorPluginImplementation::CInstantMsgIndicatorPluginImplementation( )
+	{
+    }
+// ---------------------------------------------------------------------------
+// CInstantMsgIndicatorPluginImplementation::ConstructL()
+// ---------------------------------------------------------------------------
+//
+void CInstantMsgIndicatorPluginImplementation::ConstructL()
+    {
+    iIndicator = CAknSmallIndicator::NewL( TUid::Uid( EAknIndicatorMecoServiceTab ) );
+    //define the properties for publishing 
+    // msg count, serive id, sender id, receiver id
+    
+    // define first property to be integer type
+    TInt result = RProperty::Define(KIMStatusProperty,EIMStatusPropertyMessageCount,RProperty::EInt);
+    if (result != KErrAlreadyExists)
+        User::LeaveIfError(result);
+    
+    // define first property to be integer type
+    result = RProperty::Define(KIMStatusProperty,EIMStatusPropertyServiceId,RProperty::EInt);
+    if (result != KErrAlreadyExists)
+        User::LeaveIfError(result);
+    
+    result = RProperty::Define(KIMStatusProperty,EIMMultipleSender,RProperty::EInt);
+       if (result != KErrAlreadyExists)
+           User::LeaveIfError(result);
+    
+    // define first property to be integer type
+    result = RProperty::Define(KIMStatusProperty,EIMStatusPropertySenderId,RProperty::EText);
+    if (result != KErrAlreadyExists)
+        User::LeaveIfError(result);
+    
+    iIMAlertMgr = CIMAlertManager::NewL();
+    }
+
+// ---------------------------------------------------------------------------
+// CInstantMsgIndicatorPluginImplementation::~CInstantMsgIndicatorPluginImplementation
+// ---------------------------------------------------------------------------
+//
+CInstantMsgIndicatorPluginImplementation::~CInstantMsgIndicatorPluginImplementation()
+    {
+    //Make the IM Indicator invisible here
+    if(iIndicator)
+       {
+       // using TRAP_IGNORE as we cannot call leaving methods in the destructor.
+        TRAP_IGNORE(iIndicator->SetIndicatorStateL(EAknIndicatorStateOff));
+        delete iIndicator;
+        iIndicator = NULL;
+        }
+    // delete the earlier defined property
+    RProperty::Delete(KIMStatusProperty,EIMStatusPropertyMessageCount);
+    
+    // delete the earlier defined property
+    RProperty::Delete(KIMStatusProperty,EIMStatusPropertyServiceId);
+  
+    // delete the earlier defined property
+    RProperty::Delete(KIMStatusProperty,EIMMultipleSender);
+      
+    // delete the earlier defined property
+    RProperty::Delete(KIMStatusProperty,EIMStatusPropertySenderId);
+    }
+
+
+// ---------------------------------------------------------------------------
+// CInstantMsgIndicatorPluginImplementation::ShowIMIndicator
+// ---------------------------------------------------------------------------
+//
+void CInstantMsgIndicatorPluginImplementation::ShowIMIndicatorL(TInt aNewMessages, TInt aSeriveId,
+                                                                const TDesC& aSenderId ,
+                                                                TInt aMultipleSender)
+    {
+    if(iIndicator)
+        {
+        if(aNewMessages>0)
+            {
+            TInt result = RProperty::Set(KIMStatusProperty,EIMStatusPropertyMessageCount,aNewMessages);
+            User::LeaveIfError(result);
+
+            result = RProperty::Set(KIMStatusProperty,EIMStatusPropertyServiceId,aSeriveId);
+            User::LeaveIfError(result);
+            
+            result = RProperty::Set(KIMStatusProperty,EIMMultipleSender,aMultipleSender);
+            User::LeaveIfError(result);
+            
+            result = RProperty::Set(KIMStatusProperty,EIMStatusPropertySenderId,aSenderId);
+            User::LeaveIfError(result);
+
+            iIndicator->SetIndicatorStateL( EAknIndicatorStateOn );  
+            }
+        else
+            {
+            TInt result = RProperty::Set(KIMStatusProperty,EIMStatusPropertyMessageCount,aNewMessages);
+            User::LeaveIfError(result);
+
+            result = RProperty::Set(KIMStatusProperty,EIMStatusPropertyServiceId,aSeriveId);
+            User::LeaveIfError(result);
+           
+            result = RProperty::Set(KIMStatusProperty,EIMMultipleSender,aMultipleSender);
+                      User::LeaveIfError(result);
+           
+           result = RProperty::Set(KIMStatusProperty,EIMStatusPropertySenderId,aSenderId);
+           User::LeaveIfError(result);
+           iIndicator->SetIndicatorStateL( EAknIndicatorStateOff ); 
+           }
+       }
+
+    }
+
+// ---------------------------------------------------------------------------
+// CInstantMsgIndicatorPluginImplementation::PlayMsgToneL
+// ---------------------------------------------------------------------------
+//
+void CInstantMsgIndicatorPluginImplementation::PlayMsgToneL(TInt aNewMessages,TInt aSeriveId)
+    {
+    if(aNewMessages>0 && iIMAlertMgr)
+        {
+        iIMAlertMgr->PlayL(aSeriveId);
+        }
+    }
+
+// ---------------------------------------------------------------------------
+// CInstantMsgIndicatorPluginImplementation::MessageInfoL
+// ---------------------------------------------------------------------------
+//
+ void CInstantMsgIndicatorPluginImplementation::MessageInfoL(TInt aNewMessages, TInt aSeriveId,
+                                                         const TDesC& aSenderId ,
+                                                         TInt aMultipleSender,
+                                                         TBool aCloseConversation /*= EFalse*/)
+    {
+    
+    ShowIMIndicatorL(aNewMessages, aSeriveId,aSenderId, aMultipleSender);
+    // this event is not from close conversation hence play the tone, 
+    // else do not play the tone.
+    if(!aCloseConversation)
+        {
+        PlayMsgToneL(aNewMessages,aSeriveId);
+        }
+  	}
+
+//end of file
+
+