/*

* 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: Music Player collection container information bar.

*

*/

#include <QPainter>

#include <QColor>

#include <hbstackedlayout.h>

#include <hblabel.h>

#include <hbdocumentloader.h>

#include <hbinstance.h>

#include <hbmainwindow.h>

#include "mpcollectioninfobar.h"

#include "mptrace.h"

const char*MUSIC_COLLECTION_INFOBAR_DOCML = ":/docml/musiccollection_infobar.docml";

/*!

    \class MpCollectionInfoBar

    \brief Music Player collection container information bar.

    Collection Info Bar is a custom widget,similar to HbWidget that provides

    up to two text labels, one aligned to left and the other to the right.

*/

/*!

 Constructs the information bar widget.

 */

MpCollectionInfoBar::MpCollectionInfoBar( QGraphicsItem *parent )

    : HbWidget(parent),

      mContainer(0),

      mTextLeft(0),

      mTextRight(0)

{

    TX_ENTRY

    mDocumentLoader = new HbDocumentLoader();

    bool ok = false;

    mDocumentLoader->load( MUSIC_COLLECTION_INFOBAR_DOCML, &ok );

    if ( ok ) {

        QGraphicsWidget *widget;

        widget = mDocumentLoader->findWidget(QString("infoBarContainer"));

        mContainer = qobject_cast<HbWidget*>(widget);

        widget = mDocumentLoader->findWidget(QString("leftText"));

        mTextLeft = qobject_cast<HbLabel*>(widget);

        widget = mDocumentLoader->findWidget(QString("rightText"));

        mTextRight = qobject_cast<HbLabel*>(widget);

    }

    else {

        TX_LOG_ARGS("Error: invalid xml file.");

        Q_ASSERT_X(ok, "MpCollectionInfoBar", "invalid xml file");

    }

    HbStackedLayout *layout = new HbStackedLayout(this);

    layout->addItem(mContainer);

	HbMainWindow *mainWindow = hbInstance->allMainWindows()[0];

    mOrientation = mainWindow->orientation();

    connect( mainWindow, SIGNAL( orientationChanged(Qt::Orientation) ),

             this, SLOT( orientationChange(Qt::Orientation) ) );

    TX_EXIT

}

/*!

 Destructs the widget.

 */

MpCollectionInfoBar::~MpCollectionInfoBar()

{

    TX_ENTRY

    delete mContainer;

    delete mDocumentLoader;

    TX_EXIT

}

/*!

 Sets the left label text to \a textLeft.

 */

void MpCollectionInfoBar::setText(const QString &textLeft)

{

    TX_ENTRY_ARGS("textLeft=" << textLeft);

    mTextLeft->setPlainText(textLeft);

    mTextRight->setPlainText(QString::null);

    bool ok1 = false;

    bool ok2 = false;

    mDocumentLoader->load(MUSIC_COLLECTION_INFOBAR_DOCML, "single", &ok1);

    if ( mOrientation == Qt::Vertical ) {

        mDocumentLoader->load(MUSIC_COLLECTION_INFOBAR_DOCML, "single singlePortrait", &ok2);

    }

    else {

        mDocumentLoader->load(MUSIC_COLLECTION_INFOBAR_DOCML, "single singleLandscape", &ok2);

    }

    if ( !ok1 || !ok2 ) {

        TX_LOG_ARGS("Error: invalid xml file.");

        Q_ASSERT_X((ok1 || ok2), "MpCollectionInfoBar::setText 1", "invalid xml file");

    }

    mSingleText = true;

    TX_EXIT

}

/*!

 Sets the left label text to \a textLeft and the right label text to \a textRight.

 */

void MpCollectionInfoBar::setText(const QString &textLeft, const QString &textRight)

{

    TX_ENTRY_ARGS("textLeft=" << textLeft << ", textRight=" << textRight);

    mTextLeft->setPlainText(textLeft);

    mTextRight->setPlainText(textRight);

    bool ok1 = false;

    bool ok2 = false;

    mDocumentLoader->load(MUSIC_COLLECTION_INFOBAR_DOCML, "double", &ok1);

    if ( mOrientation == Qt::Vertical ) {

        mDocumentLoader->load(MUSIC_COLLECTION_INFOBAR_DOCML, "double doublePortrait", &ok2);

    }

    else {

        mDocumentLoader->load(MUSIC_COLLECTION_INFOBAR_DOCML, "double doubleLandscape", &ok2);

    }

    if ( !ok1 || !ok2 ) {

        TX_LOG_ARGS("Error: invalid xml file.");

        Q_ASSERT_X((ok1 || ok2), "MpCollectionInfoBar::setText 2", "invalid xml file");

    }

    mSingleText = false;

    TX_EXIT

}

/*!

    \reimp

 */

void MpCollectionInfoBar::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget)

{

    TX_ENTRY

    HbWidget::paint(painter, option, widget);

    QColor color(105,105,105,255);

    painter->fillRect(rect(), color);

    TX_EXIT

}

/*!

 Slot to be called when orientation is changed.

 Loads the correct layout based on the \a orientation.

 */

void MpCollectionInfoBar::orientationChange( Qt::Orientation orientation )

{

    TX_ENTRY

    mOrientation = orientation;

    if ( mSingleText ) {

        setText( mTextLeft->plainText() );

    }

    else {

        setText( mTextLeft->plainText(), mTextRight->plainText() );

    }

    TX_EXIT

}