/*
 ============================================================================
 Name		: glximageviewermanager.h
 Author	  : Hariharan Narayanan
 Version	 : 1.0
 Copyright   : /*
 * Copyright (c) 2008-2009 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:    Image Viewer Manager
 *
 */

/*
 * Description : CCGlxImageViewerManager declaration
 */

#ifndef GLXIMAGEVIEWERMANAGER_H
#define GLXIMAGEVIEWERMANAGER_H

// INCLUDES
#include <e32std.h>
#include <e32base.h>

// CLASS DECLARATION
class RFile;
class RFile64;

/**
 *  CGlxImageViewerManager
 * 
 */
class CGlxImageViewerManager : public CBase
    {
public: // Constructors and destructor

    /**
     * Destructor.
     */
    ~CGlxImageViewerManager();

    /**
     * Singleton constructor.
     */
    static CGlxImageViewerManager* InstanceL();
    
public:
    IMPORT_C inline HBufC* ImageUri( void );
    IMPORT_C inline RFile64& ImageFileHandle() const;
    IMPORT_C inline TBool IsPrivate();
    IMPORT_C inline void IncrementRefCount();
    IMPORT_C void DeleteInstance( void );
    IMPORT_C void SetImageUriL(const TDesC& aFileName);
    IMPORT_C void SetImageFileHandleL(const RFile& aFileHandle);
    IMPORT_C void Reset();

private:

    /**
     * Two-phased constructor.
     */
    static CGlxImageViewerManager* NewL();

    /**
     * Two-phased constructor.
     */
    static CGlxImageViewerManager* NewLC();

    /**
     * Constructor for performing 1st stage construction
     */
    CGlxImageViewerManager();

    /**
     * EPOC default constructor for performing 2nd stage construction
     */
    void ConstructL();
    

private:
    HBufC* iImageUri; /// image file uri in case of Photos starting as Image viewer 
    RFile64* iFile;  /// Handle to image file which will be shown in Image viewer
    TBool iIsPrivate; /// Flag that stores if the image file is in a private folder. ETrue means the image is private, else EFalse 
    TInt iRefCount; /// Reference count
    };

#include "glximageviewermanager.inl"

#endif // GLXIMAGEVIEWERMANAGER_H