Some attributes of smooks element use the file path as thire values , for example , the attribute "mapmode" of element "edireader".
For this type attribute , the "Field Editor" need a text control to display the file path and a browse button to open a file selection dialog.
The file selection dialog allow users to chose the file from Eclipse workspace or from the file system.
The label of this "Field Editor" will be a "link" , click it the smooks tools will open the file via the file path.