예제 #1
0
 @UiHandler("btnErrorTxtArea")
 void onErrorTxtArea(ClickEvent e) {
   txtArea.setError("This is an error message for text area.");
 }
예제 #2
0
 @Override
 public void setError(String error) {
   // TODO Auto-generated method stub
   textArea.setError(error);
 }