/*

* 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:   ?Description

*

*/

//Includes

#include <QDebug>

#include <hbmenu.h>

#include <hbtoolbar.h>

#include <hblistview.h>

#include <hbmainwindow.h>

#include <hbdocumentloader.h>

#include <hbabstractviewitem.h>

//User Includes

#include "glxviewids.h"

#include "glxlistview.h"

#include "glxmodelparm.h"

#include "glxdocloaderdefs.h"

#include "glxcommandhandlers.hrh"

GlxListView::GlxListView(HbMainWindow *window) : GlxView ( GLX_LISTVIEW_ID ), 

             mListView(NULL), mView(NULL), mWindow(window), mModel ( NULL)

{

    qDebug("GlxListView::GlxListView()");

    mDocLoader = new HbDocumentLoader();

    setContentFullScreen( true );

}

void GlxListView::activate()

{

    qDebug("GlxListView::activate() %d", mWindow->orientation() );    

    if (mListView == NULL) {

        createListView();

    }

 }

void GlxListView::deActivate()

{

    qDebug("GlxListView::deActivate()");

    disconnect(mWindow, SIGNAL(orientationChanged(Qt::Orientation)), this, SLOT(orientationChanged(Qt::Orientation)));

    takeToolBar(); //To:Do improved later

    emit toolBarChanged();

}

void GlxListView::setModel(QAbstractItemModel *model) 

{

    qDebug("GlxListView::setModel()");

    mModel =  model ;

    mListView->setModel(mModel);

}

void GlxListView::addToolBar( HbToolBar *toolBar ) 

{

    //toolBar->setParent(this);

    if ( mListView ) {

        toolBar->setZValue(mListView->zValue());

    }

    setToolBar(toolBar) ;

}

void GlxListView::initializeView(QAbstractItemModel *model)

{

    qDebug("GlxListView::initializeView()");

    if (mListView == NULL) {

        createListView();

    }

    setModel(model);

}

QGraphicsItem * GlxListView::getAnimationItem( GlxEffect transtionEffect )

{

    if ( transtionEffect == GRID_TO_ALBUMLIST  || transtionEffect == ALBUMLIST_TO_GRID ) {

        return mListView;

    }

    return NULL;

}

void GlxListView::addViewConnection ()

{

    qDebug("GlxListView::addViewConnection()");

    connect(mListView, SIGNAL(activated(const QModelIndex &)), this, SLOT( itemSelected(const QModelIndex &)));

    connect(mListView, SIGNAL(longPressed( HbAbstractViewItem*, QPointF )),this, SLOT( indicateLongPress( HbAbstractViewItem*, QPointF ) ) );

}

void GlxListView::removeViewConnection()

{

    qDebug("GlxListView::removeViewConnection()");

    disconnect(mListView, SIGNAL(activated(const QModelIndex &)), this, SLOT( itemSelected(const QModelIndex &)));

    disconnect(mListView, SIGNAL(longPressed( HbAbstractViewItem*, QPointF )),this, SLOT( indicateLongPress( HbAbstractViewItem*, QPointF ) ) );

}

void GlxListView::loadListView()

{

    qDebug("GlxListView::loadListView()");

    bool loaded = true;

    //Load the widgets accroding to the current Orientation

    if (mListView == NULL )

        {

        mDocLoader->load(GLX_LISTVIEW_DOCMLPATH,&loaded);

        if(loaded)

            {

            //retrieve the widgets

            mView = static_cast<HbView*>(mDocLoader->findWidget(QString(GLX_LISTVIEW_VIEW)));

            mListView = static_cast<HbListView*>(mDocLoader->findWidget(QString(GLX_LISTVIEW_LIST)));

            if(mListView)

                { 

                //sets the widget

                setWidget((QGraphicsWidget*) mView);

                }

            }   

        }

}

void GlxListView::createListView()

{

    qDebug("GlxListView::createListView()");

    loadListView(); 

    addViewConnection();  //only one time add the connection and remove in side the destructor    

}

GlxListView::~GlxListView()

{

    qDebug("GlxListView::~GlxListView()");

    if(widget())

        {

        qDebug("GlxListView::~GlxListView() takeWidget");

        takeWidget();    

        }       

    removeViewConnection();

    if(mListView)

        {

        delete mListView;

        mListView = NULL;

        }

    if(mView)

        {

        delete mView ;

        mView = NULL;

        }

    if(mDocLoader)

        {

        delete mDocLoader;

        mDocLoader = NULL;

        }    

}

void GlxListView::itemSelected(const QModelIndex &  index)

{

    qDebug("GlxListView::itemSelected() index = %d", index.row() );

    if ( mModel ) {

        mModel->setData( index, index.row(), GlxFocusIndexRole );

    }

    emit actionTriggered( EGlxCmdAlbumGridOpen );

}

void GlxListView::indicateLongPress(HbAbstractViewItem *item, QPointF coords)

{

    qDebug() << "GlxListView:indicateLongPress Item " << item->modelIndex() << "long pressed at " << coords;

    if ( mModel ) {

        mModel->setData( item->modelIndex(), item->modelIndex().row(), GlxFocusIndexRole );

    }      

    emit itemSpecificMenuTriggered(viewId(),coords);

}