Worked much on the Medialib.

MediaArtistList.cpp

@@ -0,0 +1,102 @@
+#include "XMMSHandler.h"
+
+#include "MediaArtistList.h"
+
+#include "qtmd5.h"
+
+#include <QDir>
+
+MediaArtistList::MediaArtistList (QWidget *parent, const QString &name) : 
+	MedialibList (parent, name)
+{
+	XMMSHandler *xmmsh = XMMSHandler::getInstance ();
+
+	connect (xmmsh, SIGNAL (medialibResponse (uint, QList<QHash<QString, QString> >)), 
+			 this, SLOT (queryCallback (uint, QList<QHash<QString, QString> >)));
+
+	refresh ();
+}
+
+void
+MediaArtistList::refresh (void)
+{
+	XMMSHandler *xmmsh = XMMSHandler::getInstance ();
+
+	m_cid = xmmsh->medialibQuery ("select distinct ifnull(nullif(ifnull(nullif(ifnull(m2.value,0),1),'Various Artists'),0),m1.value) as artist, m3.value as art from Media m1 left join Media m2 on m1.id = m2.id and m2.key='compilation' left join Media m3 on m3.id = m1.id and m3.key='artist_art_small' where m1.key='artist' order by artist");
+}
+
+QStringList 
+MediaArtistList::mimeTypes () const
+{
+	QStringList types;
+	types << "application/mlib.artist";
+	return types;
+}
+
+QMimeData *
+MediaArtistList::mimeData(const QList<QListWidgetItem*> items) const
+{
+	QMimeData *mimeData = new QMimeData();
+	QByteArray encodedData;
+
+	MedialibListItem *it = dynamic_cast<MedialibListItem *> (currentItem ());
+	
+	QDataStream stream(&encodedData, QIODevice::WriteOnly);
+	stream << it->getArtist ();
+
+	mimeData->setData("application/mlib.artist", encodedData);
+	return mimeData;
+}
+
+
+void
+MediaArtistList::queryCallback (uint id, QList<QHash<QString, QString> >l)
+{
+	if (m_cid != id)
+		return;
+
+	clear ();
+
+	qDebug ("in query callback artist");
+
+	for (int i = 0; i < l.count (); i++) {
+		QHash<QString, QString> h(l.value (i));
+
+		MedialibListItem *item = new MedialibListItem (h.value("artist"), this);
+		item->setFont (m_font);
+		item->setTextAlignment (Qt::AlignVCenter);
+
+		if (m_noicon) {
+			continue;
+		}
+
+		item->setIcon (QIcon (":noartist.png"));
+		item->setSizeHint (iconSize () + QSize (5, 5));
+
+		if (h.contains ("art")) {
+
+			QString name = qtMD5 ((h.value("artist").toLower()).toUtf8());
+			QString fname (QDir::homePath () +"/.xmms2/clients/generic/art/"+name+"-small.jpg");
+
+			if (!QFile::exists (fname)) {
+				QUrl url (h.value("art"));
+
+				QFile *file = new QFile ("/tmp/"+name+"-small.jpg");
+				file->open(QIODevice::WriteOnly);
+			
+				item->setFile (file);
+				m_win->addRequest (url, item);
+
+			} else {
+				QIcon ico (fname);
+				item->setIcon (ico);
+			}
+
+		}
+
+
+	}
+
+
+}
+