readonly PRInt64 amountTransferred

The amount of bytes downloaded so far.

readonly nsICancelable cancelable

Object that can be used to cancel the download. Will be null after the download is finished.

readonly AString displayName

The user-readable description of the transfer.

readonly PRUint32 id

The id of the download that is stored in the database.

readonly nsIMIMEInfo MIMEInfo

Optional. If set, it will contain the target's relevant MIME information. This includes it's MIME Type, helper app, and whether that helper should be executed.

readonly PRInt32 percentComplete

The percentage of transfer completed. If the file size is unknown it'll be -1 here.

readonly nsIURI referrer

The referrer uri of the download. This is only valid for HTTP downloads, and can be null.

readonly PRBool resumable

Indicates if the download can be resumed after being paused or not. This is only the case if the download is over HTTP/1.1 or FTP and if the server supports it.

readonly PRInt64 size

The size of file in bytes. Unknown size is represented by -1.

readonly nsIURI source

The source of the transfer.

readonly double speed

The speed of the transfer in bytes/sec.

readonly PRInt64 startTime

The time a transfer was started.

readonly PRInt16 state

The state of the download.

readonly nsIURI target

The target of the transfer.

readonly nsILocalFile targetFile

The target of a download is always a file on the local file system.