安卓EdittText监听回车

txt.setOnEditorActionListener(new OnEditorActionListener() {

@Override

public boolean onEditorAction(TextView v, int actionId, KeyEvent event) {

// TODO Auto-generated method stub

  if (actionId == EditorInfo.IME_ACTION_DONE) {//EditorInfo.IME_ACTION_SEARCH、EditorInfo.IME_ACTION_SEND等分别对应EditText的imeOptions属性  

                   //TODO回车键按下时要执行的操作  

               }  

return false;

}