RemoteSuggestBox.java 文件源码

public void enableDefaultSuggestions() {
  textBox.addFocusHandler(
      new FocusHandler() {
        @Override
        public void onFocus(FocusEvent focusEvent) {
          if (textBox.getText().equals("")) {
            suggestBox.showSuggestionList();
          }
        }
      });
}