--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/videofeeds/scheduleddlplugin/inc/iptvbatterywatcher.h Mon Jan 18 20:21:12 2010 +0200
@@ -0,0 +1,127 @@
+/*
+* Copyright (c) 2007 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of the License "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: Publish & Subscribe watcher client for battery states.*
+*/
+
+
+
+
+#ifndef CIPTVBATTERYWATCHER_H
+#define CIPTVBATTERYWATCHER_H
+
+#include <e32base.h>
+#include <e32property.h>
+
+class MBatteryWatcherObserver;
+
+/**
+ * Publish & Subscribe watcher client for battery states.
+ *
+ * @lib iptvscheduleddownloadplugin.dll
+ */
+class CIptvBatteryWatcher : public CActive
+ {
+public:
+
+ /**
+ * Two-phased constructor.
+ */
+ static CIptvBatteryWatcher* NewL();
+
+ /**
+ * Two-phased constructor.
+ */
+ static CIptvBatteryWatcher* NewLC();
+
+ /**
+ * Destructor.
+ */
+ virtual ~CIptvBatteryWatcher();
+
+ /**
+ * Helper method that returns the battery status.
+ *
+ * @param aBatteryStatus The battery status.
+ * @return Possible error code.
+ */
+ TInt GetBatteryStatus( TInt& aBatteryStatus );
+
+ /**
+ * Helper method that returns the charger status.
+ *
+ * @param aChargerStatus The charger status.
+ * @return Possible error code.
+ */
+ TInt GetChargerStatus( TInt& aChargerStatus );
+
+ /**
+ * Helper method that returns ETrue if the battery is low and
+ * no charger is connected or if the battery is empty.
+ *
+ * @return ETrue if there is no power.
+ */
+ TBool IsLowPower();
+
+ /**
+ * Add the observer.
+ *
+ * @param aObserver The observer to add.
+ */
+ void AddObserverL( MBatteryWatcherObserver* aObserver );
+
+ /**
+ * Remove the observer.
+ *
+ * @param aObserver The observer to remove.
+ */
+ void RemoveObserver( MBatteryWatcherObserver* aObserver );
+
+private: // from base class CActive
+
+ /**
+ * Battery status has been changed, inform observers if battery is low.
+ */
+ void RunL();
+
+ /**
+ * Cancel the battery status property watching.
+ */
+ void DoCancel();
+
+private:
+
+ /**
+ * C++ constructor
+ */
+ CIptvBatteryWatcher();
+
+ /**
+ * By default Symbian 2nd phase constructor is private.
+ */
+ void ConstructL();
+
+private: // data
+
+ /**
+ * The property used to watch the battery status.
+ */
+ RProperty iProperty;
+
+ /**
+ * A list of observers. Not own.
+ */
+ RPointerArray<MBatteryWatcherObserver> iObservers;
+ };
+
+#endif // CIPTVBATTERYWATCHER_H