final CheckBox noneCingCheckBox = new CheckBox();
cingTable.setWidget(0, 0, noneCingCheckBox);
noneCingCheckBox.setText("none");
cingTable.getCellFormatter().setHorizontalAlignment(0, 0, HasHorizontalAlignment.ALIGN_CENTER);
cingTable.getFlexCellFormatter().setColSpan(0, 0, 5);
noneCingCheckBox.addClickListener(new ClickListener() {
public void onClick(final Widget sender) {
Utils.setEnabledAllInRowsButFirst(cingTable, !noneCingCheckBox.isChecked());
}
});