sets the stage of this dialog . concode_field_sep Stage dialogStage concode_elem_sep TextField word1 concode_elem_sep TextField word2 concode_elem_sep Button okButton concode_elem_sep MainApp mainApp concode_field_sep void setMainApp concode_elem_sep void setField concode_elem_sep void handleCancel concode_elem_sep boolean isInputValid concode_elem_sep void initialize concode_elem_sep void handleOk
void function ( Stage arg0 ) { this . dialogStage = arg0 ; }