appinstaller/AppinstUi/Daemon/Inc/ShutdownWatcher.h
changeset 0 ba25891c3a9e
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/appinstaller/AppinstUi/Daemon/Inc/ShutdownWatcher.h	Thu Dec 17 08:51:10 2009 +0200
@@ -0,0 +1,72 @@
+/*
+* 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:   Shutdown watcher header file
+*
+*/
+
+
+#ifndef _SWIDAEMON_SHUTDOWNWATHCER_H
+#define _SWIDAEMON_SHUTDOWNWATHCER_H
+
+#include <e32base.h>
+#include <e32property.h>
+
+/**
+ *  Shutdown observer
+ *  Gets notification when the system is going down
+ *
+ *  @since S60 v5.0
+ */
+class MShutdownObserver
+    {
+public:
+    /**
+     * Notification when system is shutting down
+     */
+    virtual void NotifyShuttingDown()=0;
+    };
+
+/**
+ *  Shutdown watcher
+ *  Notifies MShutdownObserver when the system is going down
+ *
+ *  @since S60 v5.0
+ */
+class CShutdownWatcher : public CActive
+    {
+public:
+    static CShutdownWatcher* NewL( MShutdownObserver& aObserver );
+    ~CShutdownWatcher();
+
+    /**
+     * Starts to watch shutdown status
+     * @return none
+     */
+    void Start();
+
+private:
+    CShutdownWatcher( MShutdownObserver& aObserver );
+    void ConstructL();
+    void IssueRequest();
+
+    // from CActive
+    void DoCancel();
+    void RunL();
+
+private:
+    MShutdownObserver&  iObserver;
+    RProperty           iProperty;
+    };
+
+#endif //_SWIDAEMON_SHUTDOWNWATHCER_H