/*

* Copyright (c) 2007 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:  FreestyleEmailUi attachments list model and model item definition.

*

*/

#ifndef __FREESTYLEEMAILUI_SENDATTACHMENTSLISTMODEL_H__

#define __FREESTYLEEMAILUI_SENDATTACHMENTSLISTMODEL_H__

// SYSTEM INCLUDES

#include <e32base.h>

//<cmail>

#include "fstreelistconstants.h"

#include "fstreelistobserver.h"

//</cmail>

// INTERNAL INCLUDES

#include "FreestyleEmailUiListModel.h"

// FORWARD DECLARATIONS

class CFreestyleEmailUiAppUi;

class CFreestyleEmailUiSendAttachmentsListControl;

class CFsTreeVisualizerBase;

class CFsTreeList;

class CAlfEnv;

// <cmail>

// class TFsTreeListEvent;

// </cmail>

// CLASS DECLARATION

class CFSEmailUiSendAttachmentsListModelItem : 

    public CBase,

    public MFSListModelItem

    {

public:

    static CFSEmailUiSendAttachmentsListModelItem* NewL( 

        const TDesC& aFileName, 

        TInt aFileSize,

        TFileType aFileType,

        TBool aRemote, 

        TBool aReadOnly );

    static CFSEmailUiSendAttachmentsListModelItem* NewLC( 

        const TDesC& aFileName, 

        TInt aFileSize,

        TFileType aFileType,

        TBool aRemote, 

        TBool aReadOnly );

    virtual ~CFSEmailUiSendAttachmentsListModelItem(); 

private:

    CFSEmailUiSendAttachmentsListModelItem( 

        const TDesC& aFileName, 

        TInt aFileSize,

        TFileType aFileType,

        TBool aRemote, 

        TBool aReadOnly );

public:

    const TDesC& FileName() const;

    TPtrC FileExtension() const;

    TFSMailMsgId MailMsgPartId() const;

    void SetMailMsgPartId( const TFSMailMsgId aPartId );

    TInt FileSize() const;

    TFsTreeItemId ItemId() const;

    void SetItemId(  TFsTreeItemId aItemId );

    void SetRemote( TBool aIsRemote );

    TBool IsRemote();

    TBool IsReadOnly();

    TFileType FileType();

private:

    TFileName 		iFileName;

    TFSMailMsgId	iMailMsgPartId;

    TInt 			iFileSize;

    TFsTreeItemId	iItemId;

    TBool           iRemote;

    TBool           iReadOnly;

    TFileType       iFileType;

    }; 

// CLASS DECLARATION

class CFSEmailUiSendAttachmentsListModel : 

	public CBase, 

	public MFSEmailListModel, 

	public MFsTreeListObserver

	{

public: // 2nd phase constructors

    static CFSEmailUiSendAttachmentsListModel* NewL( 

        CFreestyleEmailUiAppUi* aAppUi,

        CAlfEnv& aEnv,

        CFreestyleEmailUiSendAttachmentsListControl* aControl );

    static CFSEmailUiSendAttachmentsListModel* NewLC( 

        CFreestyleEmailUiAppUi* aAppUi,

        CAlfEnv& aEnv,

        CFreestyleEmailUiSendAttachmentsListControl* aControl);

    virtual ~CFSEmailUiSendAttachmentsListModel();

public:

    void AppendL( MFSListModelItem* aItem );

    void InsertL( MFSListModelItem* aItem, TInt aIndex );

    void RemoveAndDestroy( TInt aIndex );

    MFSListModelItem* Item( TInt aIndex );

    TInt HighlightedIndex();

    TInt Count() const;

    CFreestyleEmailUiAppUi* AppUi();

    TFsTreeItemId AppendItemToAttachmentListL( 

        CFSEmailUiSendAttachmentsListModelItem* aItem );

    CFsTreeList* AttachmentList();

    void ReFreshListL();

    void ReScaleUiL();

    void UpdateHeaderItemTextL();

    /**

	* Removes item from model and list and also

	* calls fw to remove attachment from message

	*/

    void RemoveItemByIndexL( const TInt aIndex );

    /**

     * Removes all attachment items from the model, list, and message

     */

    void RemoveAllAttachmentsL();

    /**

    * Returns the total size of attachments in bytes.

    */

    TInt TotalAttachmentSize();

    TBool HasRemoteAttachments();

    TBool HasReadOnlyAttachments();

    CFSEmailUiSendAttachmentsListModelItem* GetSelectedItem();

    CFSEmailUiSendAttachmentsListModelItem* GetItemByNodeId( TFsTreeItemId aNodeId );

    TBool CanSelectPreviousItem();

    void GoToTopL();

    void GoToBottomL();

    void CollapseL();

    void ExpandL();

	void CollapseExpandAllToggleL();

	/**

	* Empties model from items

	* Does not call fw to remove attas from message

	*/

	void Clear();

	//<cmail> touch

	CFsTreeVisualizerBase* GetVisualizer();

    //</cmail> 

	CAlfLayout* GetParentLayout() const;

    /** Handles action for the focused item. */

    void HandleActionL();

protected: // from MFsTreeListObserver

    // <cmail> Touch

    void TreeListEventL( const TFsTreeListEvent aEvent, 

                         const TFsTreeItemId aId,

                         const TPoint& aPoint );

    // </cmail>

private: // constructors not available directly

    CFSEmailUiSendAttachmentsListModel( CFreestyleEmailUiAppUi* aAppUi );

    void ConstructL( 

        CAlfEnv& aEnv,

        CFreestyleEmailUiSendAttachmentsListControl* aControl );

private:

    //<cmail> touch

    void DoHandleActionL( ); 

    //</cmail>

    void CreateListSkeletonL();

    void CreateListItemsL();

    void InitAttachmentListL();

    void CreateListSeparatorL( 

        TInt aResourceId, 

        TFsTreeItemId aParentNodeId,

        CFsTreePlainOneLineNodeVisualizer*& aVisualizer, 

        TFsTreeItemId& aSeparatorNodeId );

    //<cmail>

    void SetupTitlePaneTextL();

    //</cmail>

private:

    CFreestyleEmailUiAppUi* iAppUi;

    RPointerArray<CFSEmailUiSendAttachmentsListModelItem> iItems;

	//<cmail>

	//</cmail>

    CAlfEnv* iEnv;

    CFreestyleEmailUiSendAttachmentsListControl* iControl;

    // Attachment list

    CFsTreeList* iAttachmentsList;

    CAlfDeckLayout* iListLayout;

    CFsTreeVisualizerBase* iAttachmentsTreeListVisualizer;

    TFsTreeItemId iLocalNode;

    TFsTreeItemId iRemoteNode;

	//not owned

	CFsTreePlainOneLineNodeVisualizer* iLocalNodeVisualiser;

	//not owned

	CFsTreePlainOneLineNodeVisualizer* iRemoteNodeVisualiser;

	};

#endif //__FREESTYLEEMAILUI_SENDATTACHMENTSLISTMODEL_H__