/*

* Copyright (c) 2009-2010 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: 

*     CBootstrapAppUi application UI class declaration.

*

*

*/

#ifndef __BOOTSTRAPAPPUI_H__

#define __BOOTSTRAPAPPUI_H__

// INCLUDES

#include <aknappui.h>

#include <aknglobalconfirmationquery.h>

#include <downloadmgrclient.h>

#include <smartinstaller.rsg>

#include <swinstapi.h>

#include "debug.h"

const TInt KMaxDlConnectionAttempts = 6;

// FORWARD DECLARATIONS

class CBootstrapAppView;

class CAknGlobalNote;

class CGlobalWaitNoteObserver;

class CInstallObserver;

enum AppState

	{

	EInitialState,          // 0

	EChangesDownloadState,

	EChangesParseState,

	EADMDownloadState,

	EADMInstallState,

	EADMLaunchState

	};

// Mandatory changes xml elements

_LIT8(KFieldVersion,"Version");

_LIT8(KFieldSisName,"SisFileName");

// Optional changes xml element

_LIT8(KFieldUrl,"Url");

enum XmlParserError

		{

		EErrorXmlNotWelformed,

		EMissingVersion,

		EInvalidVersion,

		EMissingSisFileName,

		};

struct AdmChangesInfo

	{

	AdmChangesInfo()

			:iVersion(0,0,0),

			iSisName(NULL),

			iUrl(NULL)

		{}

	~AdmChangesInfo()

		{

		delete iSisName;

		delete iUrl;

		}

	TVersion iVersion;

	HBufC8 *iSisName;

	HBufC8 *iUrl;

	};

// CLASS DECLARATION

/**

* CBootstrapAppUi application UI class.

* Interacts with the user through the UI and request message processing

* from the handler class

*/

class CBootstrapAppUi : public CAknAppUi,

						public MHttpDownloadMgrObserver

	{

	public: // Constructors and destructor

		/**

		* ConstructL.

		* 2nd phase constructor.

		*/

		void ConstructL();

		/**

		* CBootstrapAppUi.

		* C++ default constructor. This needs to be public due to

		* the way the framework constructs the AppUi

		*/

		CBootstrapAppUi();

		/**

		* ~CBootstrapAppUi.

		* Virtual Destructor.

		*/

		virtual ~CBootstrapAppUi();

		void ExitWithError(const TInt& aResourceId );

	private:  // Functions from base classes

		/**

		*  Push the application to background.

		*  Called by the framework when the application switches

		*  to foreground.

		*/

		void HandleForegroundEventL(TBool aForeground);

		/**

		 * Sends application to background.

		 */

		void SendToBackgroundL(TBool aBackground = ETrue);

		/**

		* Check if the ADM is already present in the device or not

		*/

		TBool IsPackagePresentL(const TUid& aUid, TVersion& aVersion);

		/*

		* Installs the specified package

		*/

		void AsyncInstallPackageL(const TDesC& aResponseFilename);

		TInt LaunchAdmL	();

		void ShowGlobalWaitNoteL();

		void StopGlobalWaitNoteL();

		void SetFileNameInfoL();

		void ShowNoteL( const TAknGlobalNoteType& aType , const TInt& aResourceId );

		/**

		* Fetch ADM from the web server.

		*/

		void DownloadL();

		void CloseApp();

		void DeleteFile(const TDesC& aFileName);

		void WaitForInstallCompleteL();

		TUint32 GetLatestInstalledL();

		void HandleCommandL(TInt aCommand);

		TInt ReadConfigurationL();

#ifdef FEATURE_BOOTSTRAP_SETIAP

		void SetIAPL();

#endif

		void ParseChangesInfoL( const TDesC& aChangesFileName );

	public:

		void HandleInstallCompleteL(const TInt& aStatus);

		/**

		 *Handle the Global Query Response

		 */

		void HandleHttpFetchCompleteL(const TBool& aStatus);

		/**

		 *Handle download manager events.

		 */

		void HandleDMgrEventL( RHttpDownload& aDownload, THttpDownloadEvent aEvent );

		/**

		 * Handle user press cancel

		 */

		void HandleGlobalWaitNoteCancel(const TInt& aStatus);

	private: // Data

		/**

		* The application view

		* Owned by CBootstrapAppUi

		*/

		/**

		 * IAP for Download Manager. Passed to ADM.

		 */

		TInt32 iIAP;

		HBufC* iDepFilename;

		HBufC* iSisFileName;

		/**

		 * URL provided by the configuration file to the server root or

		 * the default URL, if config file is missing.

		 */

		HBufC8*   iConfigUrl;

		/**

		 * URL

		 */

		HBufC8*   iUrl;

		HBufC* iDownloadFileName;

		TBool iAllowForeground;

		TBool iIsAdmInstalled;

		TVersion iAdmInstalledVersion;

		/*

		* Downloadmanager object

		*/

		RHttpDownloadMgr  iDownloadManager;

		CAknGlobalNote* iGlobalWaitNote;

		CGlobalWaitNoteObserver* iGlobalWaitNoteObserver;

		TInt iGlobalWaitNoteId;

		TUint32 iWrapperPackageUid;

		TBool iPausable;

		TInt iConnectionAttempts;

		SwiUI::RSWInstSilentLauncher iLauncher;

		SwiUI::TInstallOptionsPckg iOptionsPckg;

		AppState iAppState;

		TInt iInstallAttempt;

		CInstallObserver* iInstallObsrv;

		AdmChangesInfo iAdmChangesInfo;

		TBool isIapCancelled;

		INIT_OBJECT_DEBUG_LOG

};

#endif // __BootstrapAPPUI_H__

// End of File