diff -r 000000000000 -r f979ecb2b13e clock2/clockui/uilayer/inc/clockappui.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/clock2/clockui/uilayer/inc/clockappui.h	Tue Feb 02 10:12:19 2010 +0200
@@ -0,0 +1,244 @@
+/*
+* 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:   This is the header file for the CClockAppUi class.
+*
+*/
+
+#ifndef __CLOCK_APPUI_H__
+#define __CLOCK_APPUI_H__
+
+// System includes
+#include <aknViewAppUi.h>
+#include <AknTabObserver.h>
+#include <iaupdateobserver.h>     
+#include <iaupdate.h>
+#include <iaupdateparameters.h>
+#include <iaupdateresult.h>
+
+// User includes
+#include "clkcommon.h"
+
+// Forward declarations
+class CEnvironmentChangeNotifier;
+class CAknNavigationControlContainer;
+class CAknTabGroup;
+class CAknNavigationDecorator;
+class CIAUpdate;
+class CIAUpdateParameters;
+
+// Class declaration
+/**
+* @class CClockAppUi
+* @brief The CAknViewAppUi inheriting class.
+* @exe clock.exe
+*/
+class CClockAppUi : public CAknViewAppUi,
+                    public MAknTabObserver,
+                    public MIAUpdateObserver
+	{
+	public:            // Constructor and destructor
+
+		/**
+		* @brief C++ default constructor
+		*/
+	    CClockAppUi();
+		
+        /**
+        * @brief Destructor.
+        */
+        ~CClockAppUi();
+        
+	public:            // From base classes
+	
+		/**
+		* @brief From CAknViewAppUi. Handles menu commands.
+		* @param aCommandId The id of the command to be handled.
+		*/
+		void HandleCommandL( TInt aCommandId );
+		
+		/**
+        * @brief From MAknTabObserver. Called when tab is changed.
+        * @param aIndex The index of the Active tab.
+        * @see MAknTabObserver
+        */
+		void TabChangedL( TInt aIndex );
+		
+		/**
+		* @brief From CCoeAppUi. Called when a key is pressed.
+		* @param aKeyEvent Encapsulates the key event.
+		* @param aType The type of the event.
+		* @return TKeyResponse Return if the event was handled or not.
+		* @see CCoeAppUi
+		*/
+		TKeyResponse HandleKeyEventL( const TKeyEvent& aKeyEvent, TEventCode aType );
+		
+		/**
+		* @brief From CAknAppUi. Called for all window server events.
+		* @param aForeground ETrue if the app is being brought to the foreground. EFalse otherwise.
+		*/
+		void HandleForegroundEventL( TBool aForeground );
+			
+		/**
+		* @brief From MIAUpdateObserver.
+		* @param aErrorCode The error code of the observed update operation.
+		*                  KErrNone for successful completion,otherwise a system wide error code.
+		* @param aAvailableUpdates Number of the updates that were found available.
+		*/
+		void CheckUpdatesComplete( TInt aErrorCode, TInt aAvailableUpdates );
+		
+		/**
+		* @brief From MIAUpdateObserver.
+		* @param aErrorCode The error code of the completed update operation.
+		*                   KErrNone for successful completion, 
+		*                   otherwise a system wide error code.
+		* @param aResultDetails Details about the completed update operation.
+		*                       Ownership is transferred.
+		*/
+		void UpdateComplete( TInt aErrorCode, CIAUpdateResult* aResultDetails );
+		
+		/**
+		* @brief From MIAUpdateObserver.
+		* @param aErrorCode The error code of the observed query operation.
+		*                   KErrNone for successful completion, 
+		*                   otherwise a system wide error code.
+		* @param aUpdateNow ETrue informs that an update operation should be started.
+		*                   EFalse informs that there is no need to start an update
+		*                   operation.
+        */
+		void UpdateQueryComplete( TInt aErrorCode, TBool aUpdateNow );
+		
+	public:            // New functions
+	    
+	    /**
+	    * @brief Handles the environment changes.
+	    * @param aEnvChanged Of type TClockEnvChanged.
+	    */
+	    void HandleEnvChangeL( TClockEnvChanged aEnvChanged );
+	    
+	    /**
+        * @brief Sets the main view title pane text.
+        * @param aResourceId Resource from which the title pane text is read.
+        */
+	    void SetTitlePaneTextL( TInt aResourceId );
+
+	    
+	    /**
+        * @brief Sets or Resets the appHidden flag.
+        * @param aAppHidden ETrue to hide, else EFalse.
+        */
+        void SetAppHidden( TBool aAppHidden );
+        
+        /**
+        * @brief Returns the value of iAppHidden
+        * @return TBool ETrue if the app was Exit hidden.
+        */
+        TBool IsAppExitHidden();
+        
+        /**
+        * @brief Hides or Un-hides the navigation pane.
+        * @param aVisible ETrue, pane will be visible. EFalse will be hidden.
+        * @param aViewId The ID used to activate the corresponding tab.
+        */
+        void MakeNavigationPaneVisible( TBool aVisible, TInt aViewId );
+        
+        /**
+        * @brief Handles IAD related updates.
+        */
+        void HandleIADUpdateL();
+		
+	private:           // New functions
+	
+		/**
+		* @brief Symbian OS constructor. Performs the second phase of construction. May leave.
+		*/
+		void ConstructL();
+		
+		/**
+		* @brief Callback function for environment change notifications.
+		* @param aPtr The TAny* to 'this'.
+		* @return TInt Symbian OS error code.
+		*/
+		static TInt NotifierCallbackL( TAny* aPtr );
+		
+		/**
+        * @brief Opens the date and time settings view
+        */
+		void OpenSettingsViewL();
+		
+		/**
+        * @brief Resets the state of the application to what it was initially.
+        */
+        void ResetToInitialStateL();
+        
+        /**
+        * @brief Sets the navigation pane with tabs.
+        */
+        void SetupNavigationPaneL();
+        
+	private:           // Data
+	    
+	    /**
+	    * @var iEnvChangeNotifier
+	    * @brief An object of CEnvironmentChangeNotifier. Used to get notifications for changes in
+	    *        environment.
+	    */
+	    CEnvironmentChangeNotifier*         iEnvChangeNotifier;
+	    
+	    /**
+        * @var iAppHidden 
+        * @brief ETrue if app is hidden in the background.
+        */
+        TBool                               iAppHidden;
+        
+        /**
+        * @var iNaviPane
+        * @brief The navigation pane decorator.
+        */
+        CAknNavigationControlContainer*     iNaviPane;
+        
+        /**
+        * @var iTabGroup
+        * @brief The tab group.
+        */
+        CAknTabGroup*						iTabGroup;
+        
+        /**
+        * @var iNavigationDecorator
+        * @brief The navigation decorator.
+        */
+        CAknNavigationDecorator*			iNavigationDecorator;
+
+        /**
+        * @var iIADUpdateFlag
+        * @brief the flag is true for the first time and it is made false after IAD updates
+        *        And it is made true again while exiting.
+        */
+        TBool                               iIADUpdateFlag;
+        
+        /**
+        * @var iUpdate
+        * @brief Object of CIAUpdate class.
+        */
+        CIAUpdate*                          iUpdate;
+        
+        /**
+        * @var iParameters
+        * @brief Object of CIAUpdateParameters class.
+        */
+        CIAUpdateParameters*                iParameters;
+	};
+
+#endif 		// __CLOCK_APPUI_H__
+
+// End of file