addmodifylistener to the combo and the checkbox . concode_field_sep int MAX_VISIBLE_ITEM_COUNT concode_elem_sep int A_20 concode_elem_sep Button checkbox concode_elem_sep Combo combo concode_elem_sep int DEFAULT_FIELD_STYLE concode_elem_sep Label label concode_elem_sep int A_100 concode_field_sep int getSelectionIndex concode_elem_sep void select concode_elem_sep void deselectAll concode_elem_sep String getText concode_elem_sep void setVisibleItemCount concode_elem_sep void forceFocus concode_elem_sep Boolean isEmpty concode_elem_sep String getItem concode_elem_sep Button getCheckbox concode_elem_sep boolean isChecked concode_elem_sep Boolean isInteger concode_elem_sep void createLabelledCombo concode_elem_sep void addKeyListener concode_elem_sep void addControls concode_elem_sep void deselect concode_elem_sep void clearSelection concode_elem_sep void addModifyListener concode_elem_sep Combo getCombo concode_elem_sep void setReadOnly concode_elem_sep String getLabelText concode_elem_sep void setText
void function ( SelectionListener arg0 ) { checkbox . addSelectionListener ( arg0 ) ; }