/*

* 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: Plugin interface for Music Player playback view.

*

*/

#include <xqplugin.h>

#include "mpplaybackviewplugin.h"

#include "mpplaybackview.h"

#include "mptrace.h"

/*!

    \class MpPlaybackViewPlugin

    \brief Plugin interface for Music Player playback view.

    playback view plugin provides interface to the playback view

    beyond a plugin interface for application and view separation.

*/

/*!

    \fn void command( int command )

    This signal is emitted when the view issues a \a command to the

    application such as request to switch to a different view.

 */

/*!

 Constructs the playback view plugin.

 */

MpPlaybackViewPlugin::MpPlaybackViewPlugin()

    : mView(0),

      mState(NullView)

{

    TX_LOG

}

/*!

 Destructs the playback view plugin.

 */

MpPlaybackViewPlugin::~MpPlaybackViewPlugin()

{

    TX_LOG

}

/*!

 Creates the playback view.

 */

void MpPlaybackViewPlugin::createView()

{

    TX_ENTRY

    if ( mState == NullView ) {

        mView = new MpPlaybackView();

        connect( mView, SIGNAL(command(int)), this, SIGNAL(command(int)) );

        mState = Created;

    }

    TX_EXIT

}

/*!

 Destroys the playback view.

 */

void MpPlaybackViewPlugin::destroyView()

{

    TX_ENTRY

    if ( mState != NullView ) {

        delete mView;

        mView = 0;

        mState = NullView;

    }

    TX_EXIT

}

/*!

 Activates the playback view. View initialization is done very first time.

 */

void MpPlaybackViewPlugin::activateView()

{

    TX_ENTRY_ARGS("mState=" << mState);

    switch ( mState ) {

    case Created:

        mView->initializeView();

        mView->activateView();

        mState = Activated;

        break;

    case Initialized:

        mView->activateView();

        mState = Activated;

        break;

    default:

        // Ignore

        break;

    }

    TX_EXIT

}

/*!

 Deactivates the playback view.

 */

void MpPlaybackViewPlugin::deactivateView()

{

    TX_ENTRY

    if ( mState == Activated ) {

        mView->deactivateView();

        mState = Initialized;

    }

    TX_EXIT

}

/*!

 Returns pointer to QGraphicsWidget, which is the playback view.

 The returned pointer is 0, if it is not created first.

 \sa createView()

 */

QGraphicsWidget* MpPlaybackViewPlugin::getView()

{

    TX_LOG

    return mView;

}

/*!

 Slot to be called when application orientation changes.

 \reimp

 */

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

{

    TX_LOG

    Q_UNUSED(orientation);

}

/*!

 Slot to handle back command from softkey.

 \reimp

 */

void MpPlaybackViewPlugin::back()

{

    //do nothing, softkey is handledinternally by the view.

    TX_LOG

}

XQ_EXPORT_PLUGIN2( mpplaybackviewplugin, MpPlaybackViewPlugin );