/*

 * Copyright (c) 2002-2004 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: Implementation of applicationmanagement components

 *

 */

#ifndef __CAMDOWNLOADMANAGER_H__

#define __CAMDOWNLOADMANAGER_H__

#include <e32base.h>

#include <downloadmgrclient.h>

#include "AMDeploymentComponent.h"

#include "aminstalloptions.h"

namespace NApplicationManagement

    {

    // FORWARD DECLARATIONS

    class CDeploymentComponent;

    // CLASS DECLARATION

    class MDownloadMngrObserver

        {

public:

        virtual void ComponentDownloadComplete(

                class CDeploymentComponent *aComponent, TInt iapid,

                HBufC8* aServerId) = 0;

        virtual TBool HasUidL(const TUid &aUid,

                CDeploymentComponent *& aCompo,

                CDeploymentComponent *aIgnored) = 0;

        };

    /**

     *  CAMDownloadManager lets AM to download content.

     *

     *  @since Series 

     */

    class CAMDownloadManager : public CBase, public MHttpDownloadMgrObserver,

        public MDownloadCallback

        {

private:

        /**

         * C++ default constructor.

         */

        CAMDownloadManager(MDownloadMngrObserver& aObserver);

        /**

         * By default Symbian 2nd phase constructor is private.

         */

        void ConstructL();

public:

        // Constructors and destructor

        /**

         * Two-phased constructor.

         */

        static CAMDownloadManager* NewL(MDownloadMngrObserver& aObserver);

        /**

         * Destructor.

         */

        virtual ~CAMDownloadManager();

public:

        // From MHttpDownloadMgrObserver 

        /**

         * Indicates an event.

         * @param aDownload The download with which the event occured.

         * @param aEvent Event type.

         * @return None.

         */

        void HandleDMgrEventL(RHttpDownload& aDownload,

                THttpDownloadEvent aEvent);

public:

        // from MDownloadCallback

        /**

         * 

         * @param aComponent 

         * @param aStatus 

         */

        void DownloadComplete(CDeploymentComponent *aComponent, TInt aStatus);

        /**

         * Looks all deployments components and sis & java registries

         * to find out whether given uid is already used...

         * @param aUid The uid to be looked for

         * @return ETrue if uid is found, EFalse otherwise

         */

        TBool UidExistsL(const TUid &aUid, CDeploymentComponent *& aCompo,

                CDeploymentComponent *aIgnored);

        TBool IsOMASCOMOEnabledL();

public:

        // New functions

        /**

         *

         */

        void AddDownloadL(CDeploymentComponent *aComponent);

        /**

         *

         */

        TInt DownloadCount() const;

        /**

         *

         */

        //void CancelDownloads();		

private:

        void ConnectHttpDownloadMgrL();

        RHttpDownload& CreateHttpDownloadL(CDeploymentComponent *aComponent);

        void SetIAPL(CDeploymentComponent *aComponent);

        void SetUserNamePassword(RHttpDownload& aDownload,

                CDeploymentComponent *aComponent);

        void SyncMLCurrentProfileIdL(TSmlProfileId& aOwnerProfile);

        CAMDownload* FindDownload(const TDesC8& aURI);

        CAMDownload* FindDownload(RHttpDownload& aDownload);

        CAMDownload* FindDownload(CDeploymentComponent *aComponent);

        void DownloadURI(RHttpDownload& aDownload, TDes8& aURI);

        void HandlePausedEventL(CAMDownload& aDownload);

        void HandleNonProgEventL(CAMDownload& aDownload);

        void HandleContentTypeRecEventL(CAMDownload& aDownload);

        void HandleDlCompletedEventL(CAMDownload& aDownload);

        void HandleDlFailedEventL(CAMDownload& aDownload, THttpDownloadState aDownloadState);

        void HandleDlDeleteEventL(CAMDownload* aDownload);

        /**

         * Completed download for component.

         * @param aComponent The component which download is completed.

         */

        void DownloadCompleteL(CDeploymentComponent *aComponent);

        /**

         * Cancel downloading of content.

         * @param aDownload The download which is  cancelled.

         */

        void CancelDownloadL(CAMDownload& aDownload);

        void HandleAlreadyRunningL(TInt32 aDownloadedSize,

                TInt32 aContentSize, CAMDownload& aDownload, THttpProgressState aState);

public:

        // Functions from base classes

private:

        // Data

        RHttpDownloadMgr iDownloadMgr;

        TBool iDownloadMgrConnected;

        RPointerArray<CAMDownload> iDownloads;

        RPointerArray<CAMDownload> iPrevDownloads;

        TInt iPrevDownldCount;

        MDownloadMngrObserver& iObserver;

        TInt iapid;

        HBufC8 *iServerId;

        TBool iOMASCOMOEnabled;

        TBool iNoteDisabled;

        };

    } // namespace NApplicationManagement

#endif // __CAMDOWNLOADMANAGER_H__

// End of File