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/*****************************************************************************
* epg.cpp : Epg Viewer dialog
****************************************************************************
* Copyright © 2010 VideoLAN and AUTHORS
*
* Authors: Jean-Baptiste Kempf <jb@videolan.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
*****************************************************************************/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include "dialogs/epg.hpp"
#include "components/epg/EPGWidget.hpp"
#include "components/epg/EPGItem.hpp"
#include <vlc_playlist.h>
#include <QVBoxLayout>
#include <QScrollBar>
#include <QLabel>
#include <QGroupBox>
#include <QPushButton>
#include <QTextEdit>
#include <QDialogButtonBox>
#include <QTimer>
#include <QDateTime>
#include <QLocale>
#include "qt.hpp"
#include "input_manager.hpp"
EpgDialog::EpgDialog( intf_thread_t *_p_intf ): QVLCFrame( _p_intf )
{
setWindowTitle( qtr( "Program Guide" ) );
QVBoxLayout *layout = new QVBoxLayout( this );
layout->setContentsMargins(0, 0, 0, 0);
epg = new EPGWidget( this );
QGroupBox *descBox = new QGroupBox( qtr( "Description" ), this );
QVBoxLayout *boxLayout = new QVBoxLayout( descBox );
description = new QTextEdit( this );
description->setReadOnly( true );
description->setFrameStyle( QFrame::Sunken | QFrame::StyledPanel );
description->setAutoFillBackground( true );
description->setAlignment( Qt::AlignLeft | Qt::AlignTop );
description->setFixedHeight( 100 );
QPalette palette;
palette.setBrush(QPalette::Active, QPalette::Window, palette.brush( QPalette::Base ) );
description->setPalette( palette );
title = new QLabel( qtr( "Title" ), this );
title->setWordWrap( true );
boxLayout->addWidget( title );
boxLayout->addWidget( description );
layout->addWidget( epg, 10 );
layout->addWidget( descBox );
CONNECT( epg, itemSelectionChanged( EPGItem *), this, displayEvent( EPGItem *) );
CONNECT( epg, programActivated(int), THEMIM->getIM(), changeProgram(int) );
CONNECT( THEMIM->getIM(), epgChanged(), this, scheduleUpdate() );
CONNECT( THEMIM, inputChanged( bool ), this, inputChanged() );
QDialogButtonBox *buttonsBox = new QDialogButtonBox( this );
#if 0
QPushButton *update = new QPushButton( qtr( "Update" ) ); // Temporary to test
buttonsBox->addButton( update, QDialogButtonBox::ActionRole );
BUTTONACT( update, updateInfos() );
#endif
buttonsBox->addButton( new QPushButton( qtr( "&Close" ) ),
QDialogButtonBox::RejectRole );
boxLayout->addWidget( buttonsBox );
CONNECT( buttonsBox, rejected(), this, close() );
timer = new QTimer( this );
timer->setSingleShot( true );
timer->setInterval( 5000 );
CONNECT( timer, timeout(), this, timeout() );
updateInfos();
restoreWidgetPosition( "EPGDialog", QSize( 650, 450 ) );
}
EpgDialog::~EpgDialog()
{
saveWidgetPosition( "EPGDialog" );
}
void EpgDialog::showEvent(QShowEvent *)
{
scheduleUpdate();
}
void EpgDialog::timeout()
{
if( !isVisible() )
scheduleUpdate();
else
updateInfos();
}
void EpgDialog::inputChanged()
{
epg->reset();
timeout();
}
void EpgDialog::scheduleUpdate()
{
if( !timer->isActive() )
timer->start( 5000 );
}
void EpgDialog::displayEvent( EPGItem *epgItem )
{
if( !epgItem )
{
title->clear();
description->clear();
return;
}
QDateTime now = QDateTime::currentDateTime();
QDateTime enddate = epgItem->start().addSecs( epgItem->duration() );
QString start, end;
QLocale locale;
if( epgItem->start().daysTo(now) != 0 )
start = locale.toString(epgItem->start());
else
start = epgItem->start().time().toString( "hh:mm" );
end = enddate.time().toString( "hh:mm" );
title->setText( QString("%1 - %2 : %3%4")
.arg( start )
.arg( end )
.arg( epgItem->name() )
.arg( epgItem->rating() ?
qtr(" (%1+ rated)").arg( epgItem->rating() ) :
QString() )
);
description->setText( epgItem->description() );
const QList<QPair<QString, QString>> items = epgItem->descriptionItems();
QList<QPair<QString, QString>>::const_iterator it;
for( it=items.begin(); it != items.end(); ++it )
{
description->append(QString("\n<b>%1:</b> %2")
.arg((*it).first)
.arg((*it).second));
}
description->verticalScrollBar()->setValue(0);
}
void EpgDialog::updateInfos()
{
input_item_t *p_input_item = NULL;
playlist_t *p_playlist = THEPL;
input_thread_t *p_input_thread = playlist_CurrentInput( p_playlist ); /* w/hold */
if( p_input_thread )
{
PL_LOCK; /* as input_GetItem still unfixed */
p_input_item = input_GetItem( p_input_thread );
if ( p_input_item ) input_item_Hold( p_input_item );
PL_UNLOCK;
vlc_object_release( p_input_thread );
if ( p_input_item )
{
epg->updateEPG( p_input_item );
input_item_Release( p_input_item );
}
else
{
epg->reset();
}
}
}
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