javamanager/javacaptain/extensionplugins/settingslistener/src.s60/cenreplistener.cpp
branchRCL_3
changeset 60 6c158198356e
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/javamanager/javacaptain/extensionplugins/settingslistener/src.s60/cenreplistener.cpp	Thu Aug 19 09:48:13 2010 +0300
@@ -0,0 +1,116 @@
+/*
+* Copyright (c) 2010 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:
+*
+*/
+
+#include <e32base.h>
+#include <centralrepository.h>
+
+#include "coreinterface.h"
+#include "eventconsumerinterface.h"
+
+#include "logger.h"
+#include "cenreplistener.h"
+#include "settingschangeeventsprovidermessages.h"
+
+namespace java
+{
+namespace captain
+{
+
+// General listener used as a base value indicating that whole repository is being
+// listened instead of individual key.
+CenRepListener::CenRepListener() : mKeyType(CenRepListener::GENERAL_LISTENER)
+{
+}
+
+CenRepListener::~CenRepListener()
+{
+    close();
+}
+
+void CenRepListener::close()
+{
+    if (mNotifyHandler)
+    {
+        mNotifyHandler->StopListening();
+        delete mNotifyHandler;
+        mNotifyHandler = 0;
+    }
+    if (mCenRepSession)
+    {
+        delete mCenRepSession;
+        mCenRepSession = 0;
+    }
+}
+
+CenRepListener* CenRepListener::NewL(CoreInterface* aCore, TUid aRepoId, TUint32 aKeyId,
+                                     CCenRepNotifyHandler::TCenRepKeyType aKeyType)
+{
+    CenRepListener* crListener = new(ELeave)  CenRepListener();
+    CleanupStack::PushL(crListener);
+    crListener->ConstructL(aCore, aRepoId, aKeyId, aKeyType);
+    CleanupStack::Pop(crListener);
+    return (crListener);
+}
+
+void CenRepListener::ConstructL(CoreInterface* aCore, TUid aRepoId, TUint32 aKeyId,
+                                CCenRepNotifyHandler::TCenRepKeyType aKeyType)
+{
+    mCore = aCore;
+    mRepoId = aRepoId;
+    mKeyType = aKeyType;
+    mCenRepSession = CRepository::NewL(mRepoId);
+    mNotifyHandler = CCenRepNotifyHandler::NewL(*this, *mCenRepSession,
+                     aKeyType, aKeyId);
+    mNotifyHandler->StartListeningL();
+}
+
+void CenRepListener::HandleNotifyString(TUint32 aKeyId, const TDesC16& /*aNewValue*/)
+{
+    if (KCRUidJavaRuntime == mRepoId && KJavaRuntimeMIDPClasspath == aKeyId)
+    {
+        ILOG(EJavaCaptain, "CenRepListener::HandleNotifyString: change notified "
+             "in key KJavaRuntimeMIDPClasspath");
+        dispatchEvent(SETTINGS_CHANGE_EVENT_PROVIDER,
+                      MIDP_CLASS_PATH_CHANGE);
+    }
+    else
+    {
+        WLOG1(EJavaCaptain, "Change in Unrecognised cenrep string key noticed! "
+              "CR Key= %0x", aKeyId);
+    }
+}
+
+void CenRepListener::HandleNotifyError(TUint32 aKeyId, TInt aError, CCenRepNotifyHandler* /* aHandler */)
+{
+    ELOG2(EJavaCaptain, "Error (code: %d) occured when listening changes on "
+          "Cenrep key (Key ID: %0x). Listening stopped!", aError, aKeyId);
+    close();
+}
+
+void CenRepListener::dispatchEvent(const std::string& aEvent,
+                                   const SettingsChangeEventType_t& aType) const
+{
+    ILOG2(EJavaCaptain, "CenRepListener::dispatchEvent: dispatching event=%s "
+          "type=%d", aEvent.c_str(), aType);
+    CommsMessage eventMsg;
+    setSettingsChangeEventMessageParams(eventMsg, aType);
+    mCore->getEventDispatcher()->event(aEvent, eventMsg);
+}
+
+} // namespace captain
+} // namespace java
+