You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
122 lines
2.2 KiB
122 lines
2.2 KiB
#ifndef _DOWNLOADER_H
|
|
#define _DOWNLOADER_H
|
|
|
|
#include <kurl.h>
|
|
#include <tqobject.h>
|
|
#include <tqptrlist.h>
|
|
|
|
class TQFile;
|
|
class TQTimer;
|
|
class Downloader;
|
|
|
|
|
|
namespace TDEIO
|
|
{
|
|
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
|
|
**/
|
|
TQString localFilename() const;
|
|
|
|
virtual void setLocalFilename(const TQString &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:
|
|
TQString mLocalFilename;
|
|
};
|
|
|
|
/**
|
|
* download playlistitems, in a queue based fasion
|
|
**/
|
|
class Downloader : public TQObject
|
|
{
|
|
Q_OBJECT
|
|
|
|
struct QueueItem
|
|
{
|
|
DownloadItem *notifier;
|
|
KURL file;
|
|
TQString local;
|
|
};
|
|
|
|
public:
|
|
Downloader(TQObject *parent=0);
|
|
virtual ~Downloader();
|
|
|
|
public slots:
|
|
TQString 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( TDEIO::Job *, const TQByteArray &data);
|
|
void percent( TDEIO::Job *, unsigned long percent);
|
|
void jobDone( TDEIO::Job *);
|
|
void giveUpWithThisDownloadServerIsRunningNT();
|
|
|
|
private:
|
|
TQPtrList<Downloader::QueueItem> mQueue;
|
|
TQPtrList<Downloader::QueueItem> *mUnstartedQueue;
|
|
TQFile *localfile;
|
|
Downloader::QueueItem *current;
|
|
TDEIO::TransferJob *mJob;
|
|
TQTimer *mTimeout;
|
|
bool mStarted;
|
|
};
|
|
|
|
#endif
|
|
|