Table 1.

Supported types for input parameters.

variable type	R data type	GUI component
int	integer	JSpinner
double	numeric	JSpinner
boolean	boolean	JCheckBox
string	character	JTextField
string with items	character	JComboBox
filename	character	JFileDialog
color	character	JColorChooser
range-int	vector	MyRangeSlider
range-double	vector	MyRangeSlider
column	matrix	JComboBox
column-numerical	matrix	JComboBox
multi-column	data.frame	JList
multi-column-numerical	data.frame	JList
ouput-column	vector	JTextField
output-table	data.frame / matrix	JTextField

Variable type definition keywords, corresponding R data types and the generated GUI component.