This data source can be used to fetch data from the current form into a control.
...
Options to map and format result data.
Item XPath
XPath of the item that will be listed in the related control. If it is left empty, which is the same with as the * value, all resulting items are being listed.
List Item Formatting
Customizes the format of the control's display options.
Display Text Format
Specify the format to display the result text. You can use column names inside curly braces. Ex: {{Name}} - {{Id}}
Value Format
Specify the format of the value. You can use column names inside curly braces. Ex: {{Id}} - {{Type}}
...
In order to map the selected data from the current form into an XPath, create a mapping by pressing Add New button.
...
Hierarchy XPath
Include Page EMK:_Hierarchy XPathEMK: _Hierarchy XPath