widget:file-hierarchy Description Creates a horizontal column view for a file hierarchy Usage as element:<widget:file-hierarchy files="{mixed}" on-submit="{function}" button-label="{string}"> </widget:file-hierarchy> ParametersParamTypeDetailsfilesmixedThe hierarchy of files on-submitfunctionA function to call when the submit button is clicked button-labelstringLabel for the button, button only shows if a label is not empty