javamanager/javacaptain/src.s60/tickerprovider.cpp
changeset 21 2a9601315dfc
child 50 023eef975703
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/javamanager/javacaptain/src.s60/tickerprovider.cpp	Mon May 03 12:27:20 2010 +0300
@@ -0,0 +1,123 @@
+/*
+* Copyright (c) 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:  TimerServer
+*
+*/
+
+#include "logger.h"
+
+#include "tickerprovider.h"
+
+namespace java
+{
+namespace captain
+{
+
+TickerProvider::TickerProvider(TickerProviderEventsInterface* aEvents)
+        :CActive(EPriorityStandard), TickerProviderInterface(aEvents), mNextTickAt(0LL)
+{
+    JELOG2(EJavaCaptain);
+    CActiveScheduler::Add(this);
+    mRTimer.CreateLocal();
+}
+
+TickerProvider::~TickerProvider()
+{
+    JELOG2(EJavaCaptain);
+    Cancel();
+    mRTimer.Close();
+}
+
+void TickerProvider::nextTickAt(const long long& aJavaTime)
+{
+    JELOG2(EJavaCaptain);
+
+    if (IsActive())
+    {
+        LOG(EJavaCaptain, EInfo, "Canceling previous RTimer");
+        Cancel();
+    }
+
+    mNextTickAt = aJavaTime;
+
+    //In this overflow situation we cannot throw an exception because midp tck expects
+    //LLONG_MAX - 1 to be legal alarm value. We can set alarm to maximum value in this case.
+    //2060 is maximum date year in S60 device.
+    long long overFlowCheckValue = aJavaTime * 1000LL;
+    if (overFlowCheckValue < aJavaTime)
+    {
+        TTime alarmTime(TTime(TDateTime(2060,EJanuary,0,0,0,0,0)).Int64());
+        mRTimer.AtUTC(iStatus, alarmTime);
+    }
+    else
+    {
+        //TTime alarmTime(TTime(TDateTime(1970,EJanuary,0,0,0,0,0)).Int64() + (aJavaTime * 1000LL));
+        TTime alarmTime(TTime(TDateTime(1970,EJanuary,0,0,0,0,0)).Int64() + (overFlowCheckValue));
+        mRTimer.AtUTC(iStatus, alarmTime);
+    }
+
+    SetActive();
+}
+
+long long TickerProvider::getNextTickAt()
+{
+    JELOG2(EJavaCaptain);
+    if (IsActive())
+    {
+        return mNextTickAt;
+    }
+
+    return 0LL;
+}
+
+
+void TickerProvider::cancel()
+{
+    JELOG2(EJavaCaptain);
+    if (IsActive())
+    {
+        Cancel();
+    }
+    mNextTickAt = 0LL;
+}
+/*
+long long TickerProvider::getCurrentJavaTime()
+{
+    JELOG2(EJavaCaptain);
+    TTime currentTime;
+    currentTime.UniversalTime();
+
+    // Current time - javaEpoc && uSeconds -> mSeconds
+    return (currentTime.Int64()- TTime(TDateTime(1970,EJanuary,0,0,0,0,0)).Int64()) / 1000LL;
+}
+*/
+void TickerProvider::RunL()
+{
+    JELOG2(EJavaCaptain);
+
+    mNextTickAt = 0LL;
+    if (mEvents)
+    {
+        mEvents->tick();
+    }
+}
+
+void TickerProvider::DoCancel()
+{
+    JELOG2(EJavaCaptain);
+    mRTimer.Cancel();
+}
+
+} // namespace captain
+} // namespace java