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//===========================================
// Lumina-DE source code
// Copyright (c) 2015, Ken Moore
// Available under the 3-clause BSD license
// See the LICENSE file for full details
//===========================================
#include "PlayerWidget.h"
#include "ui_PlayerWidget.h"
#include <QDir>
#include <QUrl>
#include <QInputDialog>
#include <QFileDialog>
#include <LuminaXDG.h>
#include <QDebug>
#include <QDesktopWidget>
PlayerWidget::PlayerWidget(QWidget *parent) : QWidget(parent), ui(new Ui::PlayerWidget()){
ui->setupUi(this); //load the designer form
PLAYER = new QMediaPlayer(this);
PLAYER->setVolume(100);
PLAYER->setNotifyInterval(1000); //1 second interval (just needs to be a rough estimate)
PLAYLIST = new QMediaPlaylist(this);
PLAYLIST->setPlaybackMode(QMediaPlaylist::Sequential);
PLAYER->setPlaylist(PLAYLIST);
configMenu = new QMenu(this);
ui->tool_config->setMenu(configMenu);
addMenu = new QMenu(this);
ui->tool_add->setMenu(addMenu);
updatinglists = false; //start off as false
LoadIcons();
playerStateChanged(); //update button visibility
currentSongChanged();
//Connect all the signals/slots
//connect(infoTimer, SIGNAL(timeout()), this, SLOT(rotateTrackInfo()) );
connect(PLAYER, SIGNAL(positionChanged(qint64)),this, SLOT(updateProgress(qint64)) );
connect(PLAYER, SIGNAL(durationChanged(qint64)), this, SLOT(updateMaxProgress(qint64)) );
connect(PLAYLIST, SIGNAL(mediaChanged(int, int)), this, SLOT(playlistChanged()) );
connect(PLAYER, SIGNAL(stateChanged(QMediaPlayer::State)), this, SLOT(playerStateChanged()) );
connect(PLAYLIST, SIGNAL(currentMediaChanged(const QMediaContent&)), this, SLOT(currentSongChanged()) );
connect(ui->combo_playlist, SIGNAL(currentIndexChanged(int)), this, SLOT(userlistSelectionChanged()) );
connect(ui->tool_play, SIGNAL(clicked()), this, SLOT(playClicked()) );
connect(ui->tool_pause, SIGNAL(clicked()), this, SLOT(pauseClicked()) );
connect(ui->tool_stop, SIGNAL(clicked()), this, SLOT(stopClicked()) );
connect(ui->tool_next, SIGNAL(clicked()), this, SLOT(nextClicked()) );
connect(ui->tool_prev, SIGNAL(clicked()), this, SLOT(prevClicked()) );
}
PlayerWidget::~PlayerWidget(){
//qDebug() << "Removing PlayerWidget";
}
void PlayerWidget::LoadIcons(){
ui->tool_stop->setIcon( LXDG::findIcon("media-playback-stop","") );
ui->tool_play->setIcon( LXDG::findIcon("media-playback-start","") );
ui->tool_pause->setIcon( LXDG::findIcon("media-playback-pause","") );
ui->tool_next->setIcon( LXDG::findIcon("media-skip-forward","") );
ui->tool_prev->setIcon( LXDG::findIcon("media-skip-backward","") );
ui->tool_add->setIcon( LXDG::findIcon("list-add","") );
ui->tool_config->setIcon( LXDG::findIcon("configure","") );
//Now re-assemble the menus as well
configMenu->clear();
configMenu->addAction(LXDG::findIcon("media-eject",""), tr("Clear Playlist"), this, SLOT(ClearPlaylist()));
configMenu->addAction(LXDG::findIcon("roll",""), tr("Shuffle Playlist"), this, SLOT(ShufflePlaylist()));
addMenu->clear();
addMenu->addAction(LXDG::findIcon("document-new",""), tr("Add Files"), this, SLOT(AddFilesToPlaylist()));
addMenu->addAction(LXDG::findIcon("folder-new",""), tr("Add Directory"), this, SLOT(AddDirToPlaylist()));
addMenu->addAction(LXDG::findIcon("download",""), tr("Add URL"), this, SLOT(AddURLToPlaylist()));
}
void PlayerWidget::playClicked(){
PLAYER->play();
}
void PlayerWidget::pauseClicked(){
PLAYER->pause();
}
void PlayerWidget::stopClicked(){
PLAYER->stop();
}
void PlayerWidget::nextClicked(){
PLAYLIST->next();
}
void PlayerWidget::prevClicked(){
PLAYLIST->previous();
}
void PlayerWidget::AddFilesToPlaylist(){
//Prompt the user to select multimedia files
QFileDialog dlg(0, Qt::Dialog | Qt::WindowStaysOnTopHint );
dlg.setFileMode(QFileDialog::ExistingFiles);
dlg.setAcceptMode(QFileDialog::AcceptOpen);
dlg.setNameFilter( tr("Multimedia Files")+" ("+LXDG::findAVFileExtensions().join(" ")+")");
dlg.setWindowTitle(tr("Select Multimedia Files"));
dlg.setWindowIcon( LXDG::findIcon("file-open","") );
dlg.setDirectory(QDir::homePath()); //start in the home directory
//ensure it is centered on the current screen
QPoint center = QApplication::desktop()->screenGeometry(this).center();
dlg.move( center.x()-(dlg.width()/2), center.y()-(dlg.height()/2) );
dlg.show();
while( dlg.isVisible() ){
QApplication::processEvents();
}
QList<QUrl> files = dlg.selectedUrls();
if(files.isEmpty() || dlg.result()!=QDialog::Accepted){ return; } //cancelled
//Make this use show/processEvents later
//QList<QUrl> files = QFileDialog::getOpenFileUrls(0, tr("Select Multimedia Files"), QDir::homePath(), "Multimedia Files ("+LXDG::findAVFileExtensions().join(" ")+")");
QList<QMediaContent> urls;
for(int i=0; i<files.length(); i++){
urls << QMediaContent(files[i]);
}
PLAYLIST->addMedia(urls);
playlistChanged();
}
void PlayerWidget::AddDirToPlaylist(){
QFileDialog dlg(0, Qt::Dialog | Qt::WindowStaysOnTopHint );
dlg.setFileMode(QFileDialog::Directory);
dlg.setOption(QFileDialog::ShowDirsOnly, true);
dlg.setAcceptMode(QFileDialog::AcceptOpen);
dlg.setWindowTitle(tr("Select Multimedia Directory"));
dlg.setWindowIcon( LXDG::findIcon("folder-open","") );
dlg.setDirectory(QDir::homePath()); //start in the home directory
//ensure it is centered on the current screen
QPoint center = QApplication::desktop()->screenGeometry(this).center();
dlg.move( center.x()-(dlg.width()/2), center.y()-(dlg.height()/2) );
dlg.show();
while( dlg.isVisible() ){
QApplication::processEvents();
}
if(dlg.result() != QDialog::Accepted){ return; } //cancelled
QStringList sel = dlg.selectedFiles();
if(sel.isEmpty()){ return; } //cancelled
QString dirpath = sel.first(); //QFileDialog::getExistingDirectory(0, tr("Select a Multimedia Directory"), QDir::homePath() );
if(dirpath.isEmpty()){ return; } //cancelled
QDir dir(dirpath);
QFileInfoList files = dir.entryInfoList(LXDG::findAVFileExtensions(), QDir::Files | QDir::NoDotAndDotDot, QDir::Name);
if(files.isEmpty()){ return; } //nothing in this directory
QList<QMediaContent> urls;
for(int i=0; i<files.length(); i++){
urls << QMediaContent(QUrl::fromLocalFile(files[i].absoluteFilePath()) );
}
PLAYLIST->addMedia(urls);
playlistChanged();
}
void PlayerWidget::AddURLToPlaylist(){
QInputDialog dlg(0, Qt::Dialog | Qt::WindowStaysOnTopHint );
dlg.setInputMode(QInputDialog::TextInput);
dlg.setLabelText(tr("Enter a valid URL for a multimedia file or stream:"));
dlg.setTextEchoMode(QLineEdit::Normal);
dlg.setWindowTitle(tr("Multimedia URL"));
dlg.setWindowIcon( LXDG::findIcon("download","") );
//ensure it is centered on the current screen
QPoint center = QApplication::desktop()->screenGeometry(this).center();
dlg.move( center.x()-(dlg.width()/2), center.y()-(dlg.height()/2) );
dlg.show();
while( dlg.isVisible() ){
QApplication::processEvents();
}
QString url = dlg.textValue();
if(url.isEmpty() || dlg.result()!=QDialog::Accepted){ return; } //cancelled
//QString url = QInputDialog::getText(0, tr("Multimedia URL"), tr("Enter a valid URL for a multimedia file or stream"), QLineEdit::Normal);
//if(url.isEmpty()){ return; }
QUrl newurl(url);
if(!newurl.isValid()){ return; } //invalid URL
PLAYLIST->addMedia(newurl);
playlistChanged();
}
void PlayerWidget::ClearPlaylist(){
PLAYER->stop();
PLAYLIST->clear();
playlistChanged();
}
void PlayerWidget::ShufflePlaylist(){
PLAYLIST->shuffle();
}
void PlayerWidget::userlistSelectionChanged(){ //front-end combobox was changed by the user
if(updatinglists){ return; }
PLAYLIST->setCurrentIndex( ui->combo_playlist->currentIndex() );
}
void PlayerWidget::playerStateChanged(){
switch( PLAYER->state() ){
case QMediaPlayer::StoppedState:
ui->tool_stop->setVisible(false);
ui->tool_play->setVisible(true);
ui->tool_pause->setVisible(false);
ui->progressBar->setVisible(false);
break;
case QMediaPlayer::PausedState:
ui->tool_stop->setVisible(true);
ui->tool_play->setVisible(true);
ui->tool_pause->setVisible(false);
ui->progressBar->setVisible(true);
break;
case QMediaPlayer::PlayingState:
ui->tool_stop->setVisible(true);
ui->tool_play->setVisible(false);
ui->tool_pause->setVisible(true);
ui->progressBar->setVisible(true);
break;
}
}
void PlayerWidget::playlistChanged(){
updatinglists = true;
ui->combo_playlist->clear();
for(int i=0; i<PLAYLIST->mediaCount(); i++){
QUrl url = PLAYLIST->media(i).canonicalUrl();
if(url.isLocalFile()){
ui->combo_playlist->addItem(LXDG::findMimeIcon(url.fileName().section(".",-1)), url.fileName() );
}else{
ui->combo_playlist->addItem(LXDG::findIcon("download",""), url.toString() );
}
}
if(PLAYLIST->currentIndex()<0 && PLAYLIST->mediaCount()>0){ PLAYLIST->setCurrentIndex(0); }
ui->combo_playlist->setCurrentIndex(PLAYLIST->currentIndex());
updatinglists = false;
}
void PlayerWidget::currentSongChanged(){
if(PLAYLIST->currentIndex() != ui->combo_playlist->currentIndex()){
updatinglists = true;
ui->combo_playlist->setCurrentIndex(PLAYLIST->currentIndex());
updatinglists = false;
}
ui->tool_next->setEnabled( PLAYLIST->nextIndex() >= 0 );
ui->tool_prev->setEnabled( PLAYLIST->previousIndex() >= 0);
ui->label_num->setText( QString::number( PLAYLIST->currentIndex()+1)+"/"+QString::number(PLAYLIST->mediaCount()) );
ui->progressBar->setRange(0, PLAYER->duration() );
ui->progressBar->setValue(0);
}
void PlayerWidget::updateProgress(qint64 val){
//qDebug() << "Update Progress Bar:" << val;
ui->progressBar->setValue(val);
}
void PlayerWidget::updateMaxProgress(qint64 val){
ui->progressBar->setRange(0,val);
}
AudioPlayerPlugin::AudioPlayerPlugin(QWidget *parent, QString ID) : LDPlugin(parent, ID, true){
player = new PlayerWidget(this);
this->setLayout( new QVBoxLayout() );
this->layout()->setContentsMargins(0,0,0,0);
this->layout()->addWidget(player);
this->setInitialSize(300,75);
}
AudioPlayerPlugin::~AudioPlayerPlugin(){
//qDebug() << "Remove AudioPlayerPlugin";
}
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