// use a custom text editor for entering queries in the first column
// tace = new TextAreaCellEditor();
tace = new SQLStringCellEditor();
// tace.
// use a custom color editor for the second column
cce = new DiscreteOrGradientColorCellEditor(parameterNames);
// also use a custom renderer for the colors in the second column
ccr = new DiscreteOrGradientColorCellRenderer(true);
setupEditorsAndRenderers();
JPanel buttons = new JPanel();