> For the complete documentation index, see [llms.txt](https://docs.dbnetsoft.com/dbnetsoft/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.dbnetsoft.com/dbnetsoft/screenspro/sources.md).

# Sources

Several sources can be added and it's data made available for binding.  Thse sources include HTTP GET of JSON file and also TCP/IP or UDP sources. 

Sources can be defined in the Sources Tab of the ScreensPro window. 

## Binding

A source can be accessed inside a layout by using bindings, e.g. `{Binding Sources.RaceResult.Value[0].BackgroundColor}`, where *RaceResult* is the Name of a source and *Value\[0]* the first element of the returned array. 

## Properties

The following properties are available, when using a HTTP REST (GET) source. They can be used by using `{Binding Sources.NameOfSource.Property}` where Property is of the following:

| Property   |           |                                                    |
| ---------- | --------- | -------------------------------------------------- |
| IsSuccess  | bool      | True if source could be loaded                     |
| ErrorText  | string    | Text of the error happened when loading the source |
| Exception  | Exception | Exception when loading the source                  |
| UpdatedAt  | DateTime  | Timestamp when source was updated                  |
| Duration   | TimeSpan  | Duration the source took to load                   |
| ValueText  | string    | Value of the source                                |
| StatusText | string    | Either ErrorText or ValueText                      |