1 files changed, 120 insertions, 0 deletions
diff --git a/noatun/library/noatun/downloader.h b/noatun/library/noatun/downloader.h
new file mode 100644
index 00000000..c281a006
--- /dev/null
+++ b/noatun/library/noatun/downloader.h
@@ -0,0 +1,120 @@
+#ifndef _DOWNLOADER_H
+#define _DOWNLOADER_H
+
+#include <kurl.h>
+#include <qobject.h>
+#include <qptrlist.h>
+
+class QFile;
+class QTimer;
+class Downloader;
+
+
+namespace KIO
+{
+	class TransferJob;
+	class Job;
+}
+
+/**
+ * Item to download, usually queued up in Downloader
+ **/
+class DownloadItem
+{
+	friend class Downloader;
+public:
+	DownloadItem();
+	virtual ~DownloadItem();
+
+	bool isDownloaded() const;
+
+	/**
+	 * @return the local filename this item will be saved to
+	 **/
+	QString localFilename() const;
+
+	virtual void setLocalFilename(const QString &filename);
+
+	/**
+	 * Called if this item has been fully downloaded
+	 **/
+	virtual void downloadFinished();
+	/**
+	 * Called at regular intervals while downloading this item
+	 **/
+	virtual void downloaded(int percent);
+	/**
+	 * Called when downloading this item timed out
+	 **/
+	virtual void downloadTimeout();
+	/**
+	 * @return true if the download was scheduled, false if the file is local
+	 **/
+	bool enqueue(const KURL &url);
+	/**
+	 * Remove this item from Downloader queue
+	 **/
+	void dequeue();
+
+private:
+	QString mLocalFilename;
+};
+
+/**
+ * download playlistitems, in a queue based fasion
+ **/
+class Downloader : public QObject
+{
+Q_OBJECT
+	struct QueueItem
+	{
+		DownloadItem *notifier;
+		KURL file;
+		QString local;
+	};
+
+public:
+	Downloader(QObject *parent=0);
+	virtual ~Downloader();
+
+public slots:
+	QString enqueue(DownloadItem *notifier, const KURL &file);
+	void dequeue(DownloadItem *notifier);
+
+	/**
+	 * @internal
+	 **/
+	void start();
+
+signals:
+	/**
+	 * Emitted when a new DownloadItem was added to the queue
+	 * @p notifier is the added item
+	 **/
+	void enqueued(DownloadItem *notifier, const KURL &file);
+	/**
+	 * Emitted when a DownloadItem was removed from the queue
+	 * @p notifier is the removed item
+	 **/
+	void dequeued(DownloadItem *notifier);
+
+private slots:
+	void getNext();
+
+	void data( KIO::Job *, const QByteArray &data);
+	void percent( KIO::Job *, unsigned long percent);
+	void jobDone( KIO::Job *);
+	void giveUpWithThisDownloadServerIsRunningNT();
+
+private:
+	QPtrList<Downloader::QueueItem> mQueue;
+	QPtrList<Downloader::QueueItem> *mUnstartedQueue;
+	QFile *localfile;
+	Downloader::QueueItem *current;
+	KIO::TransferJob *mJob;
+	QTimer *mTimeout;
+	bool mStarted;
+};
+
+#endif
+