uifw/AknGlobalUI/NotifierWrapper/src/AknNotifierAppServerSession.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Tue, 27 Apr 2010 16:55:05 +0300
branchRCL_3
changeset 18 0aa5fbdfbc30
parent 0 2f259fa3e83a
child 54 4e76f14a5917
permissions -rw-r--r--
Revision: 201015 Kit: 201017

/*
* Copyright (c) 2004-2007 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:  Notifier server app session implementation.
*
*/

#include <e32notif.h>
#include <eiksrvs.h>

#include "AknNotiferAppServerApplication.h" 
#include "AknNotifierAppServer.h" 
#include "AknNotifierAppServerSession.h"
#include "AknNotifierControllerUtilities.h"

const TInt KINPUTSLOT = 1; 
const TInt KREPLYSLOT = 2; 
const TInt KEikonServerSecureId = 0x10003A4A;

LOCAL_C void SetEikonServerFree(TAny* aPtr)
    {
    *(TBool*)aPtr = 0; // points to boolean
    }
  
EXPORT_C CAknNotifierServerAppService::CAknNotifierServerAppService(
    const CAknNotifierAppServer& aAppServer) 
:iOwner(const_cast<CAknNotifierAppServer&>(aAppServer))
    {
    }

EXPORT_C CAknNotifierServerAppService::~CAknNotifierServerAppService()
    {       
    delete iInputBuf;
    delete iReplyBuf;       
    }
   
EXPORT_C void CAknNotifierServerAppService::HandleMessageL(const RMessage2& aMessage)
    {    
    CAknNotifierAppServerAppUi* appUi = (CAknNotifierAppServerAppUi*)CEikonEnv::Static()->AppUi();
    
    if (appUi && aMessage.SecureId().iId == KEikonServerSecureId)
        {
        appUi->EikSrvBlocked() = ETrue;
        CleanupStack::PushL(TCleanupItem(SetEikonServerFree, &(appUi->EikSrvBlocked()) ));     
        }
    
    if (aMessage.Function() == KDoNotifierControllerCommand)
        {
        if (appUi && appUi->NotifierControllerUtility())
            {
            appUi->NotifierControllerUtility()->DoNotifierContollerCommandL(
                (CAknNotifierControllerUtility::TNotifierControllerCommand)aMessage.Int0());
            
            CleanupStack::PopAndDestroy(); // Free eikon server 
            }
    
        aMessage.Complete(KErrNone);    
        return;
        }
            
    switch ( aMessage.Function() )
        {
        case EStartNotifier:
             {
             ResolveBuffersL(aMessage);
             TPtr8 ptr = iReplyBuf->Des();
             iOwner.StartNotifierL(TUid::Uid(aMessage.Int0()),*iInputBuf, ptr);
             WriteReplyL(aMessage);
             break;   
             }
        case EUpdateNotifier:
             {
             ResolveBuffersL(aMessage);
             TPtr8 ptr2 = iReplyBuf->Des();
             iOwner.UpdateNotifierL(TUid::Uid(aMessage.Int0()),*iInputBuf, ptr2);
             WriteReplyL(aMessage);
             break;
             }
        case ECancelNotifier:
             {
             iOwner.CancelNotifier(TUid::Uid(aMessage.Int0()));                 
             aMessage.Complete(KErrNone);
             break;
             }
        case EStartNotifierAndGetResponse:
             {
             if (appUi && appUi->EikSrvBlocked())
                 {
                 CleanupStack::PopAndDestroy(); // Free eikon server 
                 }
                    
             ResolveBuffersL(aMessage);
             
             iOwner.StartNotifierAndGetResponseL(
                 TUid::Uid(aMessage.Int0()), 
                 *iInputBuf, 
                 aMessage, 
                 KREPLYSLOT); 
                
             break;
             }
        case EUpdateNotifierAndGetResponse:
             {
             if (appUi && appUi->EikSrvBlocked())
                 {
                 CleanupStack::PopAndDestroy(); // Free eikon server 
                 }
                    
             ResolveBuffersL(aMessage);
             
             iOwner.UpdateNotifierAndGetResponseL(
                TUid::Uid(aMessage.Int0()), 
                *iInputBuf, 
                aMessage, 
                KREPLYSLOT); 
                
             break;
             }
        default:
            {
            CAknAppServiceBase::ServiceL(aMessage);           
            }
        }        
    
    if (appUi && appUi->EikSrvBlocked())
        {
        CleanupStack::PopAndDestroy(); // Free eikon server 
        }    
    }
    
EXPORT_C TBool CAknNotifierServerAppService::AllowClientL(const RMessage2& aMessage)
    { 
    // By default, we don't serve other process than notifier server.
    return (aMessage.SecureId().iId == KEikonServerSecureId);
    }

                   
EXPORT_C void CAknNotifierServerAppService::ServiceL(const RMessage2& aMessage)
    {
    if (!AllowClientL(aMessage)) 
        {  
        aMessage.Complete(KErrAccessDenied);
        }
    else 
        {
        HandleMessageL(aMessage);   
        }   
    }

    
void CAknNotifierServerAppService::ResolveBuffersL(const RMessage2& aMessage)
    {
    delete iInputBuf;
    iInputBuf = 0;
    
    delete iReplyBuf;
    iReplyBuf = 0;
    
    iInputBuf = HBufC8::NewL(aMessage.GetDesLengthL(KINPUTSLOT));
    
    TPtr8 ptr = iInputBuf->Des();
    aMessage.Read(KINPUTSLOT,ptr);
    
    if (aMessage.Function() == EStartNotifier || aMessage.Function() == EUpdateNotifier)
        {
        iReplyBuf = HBufC8::NewL(aMessage.GetDesMaxLengthL(KREPLYSLOT));   
        }
    }


void CAknNotifierServerAppService::WriteReplyL(const RMessage2& aMessage)
    {
    aMessage.WriteL(KREPLYSLOT, *iReplyBuf);
    aMessage.Complete(KErrNone);
    }

// End of file