/*

* Copyright (c) 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:

*

*/

#ifndef NMMESSAGELISTVIEW_H_

#define NMMESSAGELISTVIEW_H_

#include "nmbaseview.h"

#include <nmactionobserver.h>

#include <QModelIndex>

class HbTreeView;

class HbLabel;

class HbMenu;

class NmUiEngine;

class HbDocumentLoader;

class NmApplication;

class NmUiStartParam;

class NmMessageListModel;

class NmMailboxListModel;

class HbAbstractViewItem;

class NmActionResponse;

class NmMessageListModelItem;

class HbIconItem;

class HbGroupBox;

class NmMessageListView : public NmBaseView, public NmActionObserver

{

    Q_OBJECT

public:

    NmMessageListView(

        NmApplication &application,

        NmUiStartParam *startParam,

        NmUiEngine &uiEngine,

        NmMailboxListModel &mailboxListModel,

        NmMessageListModel *messageListModel,

        HbDocumentLoader *documentLoader,

        QGraphicsItem *parent = 0);

    ~NmMessageListView();

    NmUiViewId nmailViewId() const;

    void viewReady();

    NmFolderType folderType();

    void okToExitView();

public: // From NmActionObserver

    void handleActionCommand(NmActionResponse &menuResponse);

public slots:

    void reloadViewContents(NmUiStartParam *startParam);

    void refreshList();

private slots:

    void showItemContextMenu(HbAbstractViewItem *index, const QPointF &coords);

    void itemActivated(const QModelIndex &index);

    void handleSelection();

    void createOptionsMenu();

    void itemsAdded(const QModelIndex &parent, int start, int end);

    void itemsRemoved();

    void showNoMessagesText();

    void hideNoMessagesText();

    void handleSyncStateEvent(NmSyncState syncState, const NmId & mailboxId);

    void folderSelected();

private:

    void loadViewLayout();

    void initTreeView();

    void setMailboxName();

    void createToolBar();

    void setFolderName();

    void updateSyncIcon();

private:

    NmApplication &mApplication;

    HbTreeView *mMessageListWidget;         // Not owned

    QObjectList mWidgetList;

    NmUiEngine &mUiEngine;

    NmMailboxListModel &mMailboxListModel;

    NmMessageListModel *mMessageListModel;  // Not owned

    HbDocumentLoader *mDocumentLoader;      // Owned

    HbMenu *mItemContextMenu;               // Owned

    NmMessageListModelItem *mLongPressedItem;  // Not owned

    HbLabel *mNoMessagesLabel;              // Not owned

    HbGroupBox *mFolderLabel;               // Not owned

    QModelIndex mActivatedIndex;

    bool mViewReady;

    NmFolderType mCurrentFolderType;

    bool mSettingsLaunched;

    NmId mSelectedFolderId;

    NmId mSelectedMailboxId;

    int mPreviousModelCount;

    bool mIsFirstSyncInMessageList;

};

#endif /* NMMESSAGELISTVIEW_H_ */