/*
* 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 now playing widget - Private.
*
*/
#include <QPainter>
#include <QGraphicsSceneMouseEvent>
#include <hbstackedlayout.h>
#include <hblabel.h>
#include <hbicon.h>
#include <hbiconitem.h>
#include <hbdocumentloader.h>
#include <hbinstance.h>
#include <hbcolorscheme.h>
#include "mpnowplayingwidget_p.h"
#include "mpnowplayingwidget.h"
#include "mpnowplayingbackend.h"
#include "mptrace.h"
const char *NOW_PLAYING_XML = ":/xml/nowplaying.docml";
/*!
\internal
\class MpNowPlayingWidgetPrivate
\brief Custom HB widget that displays currently playing song information.
This is a composite widget made out of HB widgets, it displays information
for the current playing song on the playback engine indicated at
construction time.
*/
/*!
\internal
Constructs the now playing widget private.
*/
MpNowPlayingWidgetPrivate::MpNowPlayingWidgetPrivate(long int playerId, MpNowPlayingWidget *qq )
: q_ptr( qq ),
mPrimaryText(0),
mSecondaryText(0),
mState( NotPlaying ),
mIcon(0),
mDocumentLoader(0)
{
TX_ENTRY_ARGS( "Player ID =" << playerId << " Q pointer=" << ( void * )qq )
QGraphicsWidget *widget;
bool widgetsOk = false;
//TODO final color resources should be qtc_multimedia_trans_normal when available
QColor normalColor( HbColorScheme::color("foreground") );
//TODO final color resources should be qtc_multimedia_trans_pressed when available
QColor pressedColor( HbColorScheme::color("popupbackground") );
mPlayIconNormal = new HbIcon( QString("qtg_mono_play"));
mPlayIconNormal->setColor( normalColor );
mPauseIconNormal = new HbIcon( QString("qtg_mono_pause"));
mPauseIconNormal->setColor( normalColor );
mPlayIconPressed = new HbIcon( QString("qtg_mono_play"));
mPlayIconPressed->setColor( pressedColor );
mPauseIconPressed = new HbIcon( QString("qtg_mono_pause"));
mPauseIconPressed->setColor( pressedColor );
mDocumentLoader = new HbDocumentLoader();
if (mDocumentLoader) {
mDocumentLoader->load( NOW_PLAYING_XML, &widgetsOk);
}
if (widgetsOk) {
// find the main widget container and all of its child items
widget = mDocumentLoader->findWidget(QString("nowPlayingContainer"));
HbWidget* container = qobject_cast<HbWidget*>(widget);
container->setParentItem(q_ptr);
widget = mDocumentLoader->findWidget(QString("primaryText"));
mPrimaryText = qobject_cast<HbLabel*>(widget);
//TODO final color resource should be qtc_multimedia_trans_normal when available
mPrimaryText->setTextColor( normalColor );
widget = mDocumentLoader->findWidget(QString("secondaryText"));
mSecondaryText = qobject_cast<HbLabel*>(widget);
//TODO final color resource should be qtc_multimedia_trans_normal when available
mSecondaryText->setTextColor( normalColor );
widget = mDocumentLoader->findWidget(QString("playPause"));
mIcon = qobject_cast<HbLabel*>(widget);
HbStackedLayout *mylayout;
mylayout = new HbStackedLayout(q_ptr);
mylayout->addItem( container );
q_ptr->setLayout( mylayout );
}
else {
TX_LOG_ARGS("Error: invalid xml file.");
Q_ASSERT_X(widgetsOk, "MpNowPlayingWidgetPrivate", "invalid xml file");
}
mBackEnd = new MpNowPlayingBackEnd( playerId );
setEnabled(true);
TX_EXIT
}
/*!
\internal
Destructs the now playing widget private.
*/
MpNowPlayingWidgetPrivate::~MpNowPlayingWidgetPrivate()
{
TX_ENTRY
delete mBackEnd;
delete mPlayIconNormal;
delete mPauseIconNormal;
delete mPlayIconPressed;
delete mPauseIconPressed;
delete mDocumentLoader;
TX_EXIT
}
/*!
If \a enabled is true, the item is enabled; otherwise, it is disabled.
Item is enabled by default.
*/
void MpNowPlayingWidgetPrivate::setEnabled( bool enabled )
{
if ( enabled ) {
connect( mBackEnd, SIGNAL(stateUpdate(SimplifiedPlayerState)),
this, SLOT(setState(SimplifiedPlayerState)) );
connect( mBackEnd, SIGNAL(titleChanged(QString)),
mPrimaryText, SLOT(setPlainText(QString)) );
connect( mBackEnd, SIGNAL(artistChanged(QString)),
mSecondaryText, SLOT(setPlainText(QString)) );
mBackEnd->update();
}
else {
disconnect( mBackEnd, SIGNAL(stateUpdate(SimplifiedPlayerState)),
this, SLOT(setState(SimplifiedPlayerState)) );
disconnect( mBackEnd, SIGNAL(titleChanged(QString)),
mPrimaryText, SLOT(setPlainText(QString)) );
disconnect( mBackEnd, SIGNAL(artistChanged(QString)),
mSecondaryText, SLOT(setPlainText(QString)) );
}
}
/*!
\internal
Offers click \a event to the widget privated side, if event is consumed it returns true.
*/
bool MpNowPlayingWidgetPrivate::handleClickEvent(QGraphicsSceneMouseEvent *event)
{
if ( mIcon->windowFrameGeometry().contains( event->pos() ) ) {
mBackEnd->playPause();
return true;
}
else {
return false;
}
}
/*!
\internal
Changes text and icon color when \a pressed
*/
void MpNowPlayingWidgetPrivate::handleMousePressEvent(QGraphicsSceneMouseEvent *event, bool pressed)
{
//TODO final color resources should be qtc_multimedia_trans_pressed when available
QColor pressedColor( HbColorScheme::color("popupbackground") );
//TODO final color resources should be qtc_multimedia_trans_normal when available
QColor normalColor( HbColorScheme::color("foreground") );
if( mIcon->windowFrameGeometry().contains( event->pos() ) && pressed) {
if ( mState == Playing ) {
mIcon->setIcon( *mPauseIconPressed );
}
else {
mIcon->setIcon( *mPlayIconPressed );
}
}
else if( q_ptr->rect().contains( event->pos() ) && pressed ){
mPrimaryText->setTextColor( pressedColor );
mSecondaryText->setTextColor( pressedColor );
}
else {
mPrimaryText->setTextColor( normalColor );
mSecondaryText->setTextColor( normalColor );
if( mState == Playing){
mIcon->setIcon( *mPauseIconNormal );
}
else{
mIcon->setIcon( *mPlayIconNormal );
}
}
}
/*!
\internal
Handles theme change
*/
void MpNowPlayingWidgetPrivate::handleThemeChange()
{
//TODO final color resources should be qtc_multimedia_trans_pressed when available
QColor pressedColor( HbColorScheme::color("popupbackground") );
//TODO final color resources should be qtc_multimedia_trans_normal when available
QColor normalColor( HbColorScheme::color("foreground") );
mPrimaryText->setTextColor( normalColor );
mSecondaryText->setTextColor( normalColor );
mPauseIconNormal->setColor( normalColor );
mPlayIconNormal->setColor( normalColor );
mPauseIconPressed->setColor( pressedColor );
mPlayIconPressed->setColor( pressedColor );
if( mState == Playing){
mIcon->setIcon( *mPauseIconNormal );
}
else{
mIcon->setIcon( *mPlayIconNormal );
}
}
/*!
\internal
Sets the simplified playback \a state.
*/
void MpNowPlayingWidgetPrivate::setState( SimplifiedPlayerState state )
{
TX_ENTRY_ARGS( "State = " << state )
switch ( state ) {
case NotPlaying:
if ( mState != NotPlaying )
emit q_ptr->playbackAttachmentChanged( false );
break;
case Playing:
mIcon->setIcon(*mPauseIconNormal);
if (mState == NotPlaying)
emit q_ptr->playbackAttachmentChanged( true );
break;
case Paused:
mIcon->setIcon(*mPlayIconNormal);
if (mState == NotPlaying)
emit q_ptr->playbackAttachmentChanged( true );
break;
default:
break;
}
mState = state;
TX_EXIT
}