harvester/server/inc/harvestershutdownobserver.h
changeset 0 c53acadfccc6
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/harvester/server/inc/harvestershutdownobserver.h	Mon Jan 18 20:34:07 2010 +0200
@@ -0,0 +1,113 @@
+/*
+* Copyright (c) 2009 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:  
+*
+*/
+
+#ifndef HARVESTERSHUTDOWNOBSERVER_H
+#define HARVESTERSHUTDOWNOBSERVER_H
+
+#include <e32base.h>
+#include <w32std.h>
+#include <e32property.h> 
+
+
+/**
+ * Observer interface for signaling the need for shutdown
+ */
+class MHarvesterShutdownObserver
+    {
+public:
+
+    virtual void ShutdownNotification() = 0;
+    
+    virtual void RestartNotification() = 0;
+    };
+
+/**
+ *  Active object for observing P&S keys
+ *
+ *  @since S60 v5.0
+ */
+class CHarvesterShutdownObserver  : public CActive
+    {
+public:
+
+    /**
+     * Two-phased constructor.
+     *
+     * @since S60 v5.0
+     * @return Instance of CTMShutdownObserver.
+     */
+    IMPORT_C static CHarvesterShutdownObserver* NewL( MHarvesterShutdownObserver& aObserver/*, const TUid& aKeyCategory*/ );
+
+    /**
+     * Destructor
+     *
+     * @since S60 v5.0
+     */
+    virtual ~CHarvesterShutdownObserver();
+
+public:
+
+	/**
+	* Returns IAD update status
+	*/
+	TBool UpdateInProgress();
+    
+protected:
+
+    /**
+     * Handles an active object's request completion event.
+     *
+     * @since S60 v5.0
+     */
+    void RunL();
+
+    /**
+     * Implements cancellation of an outstanding request.
+     *
+     * @since S60 v5.0
+     */
+    void DoCancel();
+    
+    TInt RunError( TInt aError );
+
+private:
+
+    /**
+     * C++ default constructor
+     *
+     * @since S60 v5.0
+     * @return Instance of CShutdownObserver.
+     */
+    CHarvesterShutdownObserver( MHarvesterShutdownObserver& aObserver/*, const TUid& aKeyCategory*/ );
+
+    /**
+     * Symbian 2nd phase constructor can leave.
+     *
+     * @since S60 v5.0
+     */
+    void ConstructL();
+
+private:
+    
+    // not own
+    MHarvesterShutdownObserver& iObserver;
+    
+    RProperty iProperty;
+	TInt iValue;
+};
+
+#endif // SHUTDOWNOBSERVER_H