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Playlist.cpp from marsyas at Krugle

Show Playlist.cpp syntax highlighted

#include <QtGui>
#include "Playlist.h"

Playlist::Playlist(Tracklist *tracklist, QWidget *parent)
	: QListWidget(parent), _tracklist(tracklist)
{
	_library = MusicCollection::getInstance();

	setHorizontalScrollBarPolicy(Qt::ScrollBarAsNeeded);
	setVerticalScrollBarPolicy(Qt::ScrollBarAsNeeded);
	setDragEnabled(true);

	connect(this, SIGNAL(currentRowChanged(int)), this, SLOT(playlistClicked(int)));
}

Playlist::~Playlist() {}

void Playlist::playlistClicked(int /* currentRow */) {
	QString current = currentItem()->text();
	qDebug() << current << " Playlist Clicked";
	MusicPlaylist *playlist = _library->getPlaylistByName(current);
	_tracklist->listTracks(playlist);
}

void Playlist::updatePlaylist() {
	qDebug("Updating Playlist\n");
	clear();

	MusicPlaylistIterator ip = _library->getPlaylists();
	while ( ip.hasNext() ) {
		MusicPlaylist *playlist = ip.next().value();
		addItem( playlist->getName() );
	}
}

void Playlist::mousePressEvent(QMouseEvent *event) {
	QListWidget::mousePressEvent(event);

	if ( event->button() == Qt::LeftButton ) {
		QListWidgetItem *item = currentItem();

		QDrag *drag = new QDrag(this);
		QMimeData *mimeData = new QMimeData();

		//Playlist Id, convoluted? indeed
		QByteArray playlistba;
		playlistba.append(item->text());

		mimeData->setText(item->text());
		mimeData->setData("application/playlist-id", playlistba);
		drag->setMimeData(mimeData);

		qDebug() << "Start Playlist Drag: " << mimeData->text() 
			 << " " << mimeData->data("application/playlist-id").toInt();

		Qt::DropAction dropAction = drag->start(Qt::CopyAction);
	}
}

See more files for this project here

marsyas

Marsyas (Music Analysis, Retrieval and Synthesis for Audio Signals) is a framework for developing systems for audio processing. It provides an general architecture for connecting audio, soundfiles, signal processing blocks and machine learning.

Project homepage: http://sourceforge.net/projects/marsyas
Programming language(s): C++
License: other

  Grid.cpp
  Grid.h
  Keypad.cpp
  Keypad.h
  PlayBox.cpp
  PlayBox.h
  Playlist.cpp
  Playlist.h
  PlaylistItem.cpp
  PlaylistItem.h
  PlaylistModel.cpp
  PlaylistModel.h
  Tracklist.cpp
  Tracklist.h