| Interface | Description | |
|---|---|---|
| IPreloaderDisplay | Defines the interface that a class must implement to be used as a download progress bar. |
| Class | Description | |
|---|---|---|
| DownloadProgressBar | The DownloadProgressBar class displays download progress. | |
| Preloader | The Preloader class is used by the SystemManager to monitor the download and initialization status of a Flex application. | |
| SparkDownloadProgressBar | The SparkDownloadProgressBar class displays download progress. |