DataRequest - Downloading Event
Fired while data is being downloaded from the server
Member of DataRequest (PRIM_WEB.DataRequest)
Parameters
| Name | Type | Data Type | Description |
|---|---|---|---|
| Loaded | *Input | Integer | Amount of data downloaded in bytes |
| Total | *Input | Integer | Total amount of data to be downloaded in bytes |
| Progress | *Input | Integer | Percentage download complete |
Details
The Downloading event is fired repeatedly while data is being transferred, providing details of the progress of the download.
Example
In this example, an download routine is called. Whenever the event is fired, a progress bar is updated.
Mthroutine Name(Upload)
Define_Map For(*Input) Class(#Prim_web.File) Name(#File) Pass(*By_Reference)
Define_Com Class(#Xxxxx.Yyyyyy) Name(#FileDownload)
#FileDownload.ExecuteAsync( #File.Blob #File.Name )
#ProgressBar.Percentage := 0
Evtroutine Handling(#FileDownload.Downloading) Progress(#Progress)
#ProgressBar.Percentage := #Progress
Endroutine
Evtroutine Handling(#FileDownload.Completed)
* User Processing
Endroutine
Endroutine
See also
LANSA Version 15, April 2020