EventFactory.java 文件源码

public static KeyDownHandler createSuggestionHandler(final UIObject sender, final EventListenerGVO ev, final List<InputVariableGVO> input) {
    return new KeyDownHandler() {
        public void onKeyDown(KeyDownEvent event) {
            if (event.getNativeKeyCode() == KeyCodes.KEY_ENTER) {
                if (event.getSource() instanceof QSuggestBox) {
                    QSuggestBox qSuggestBox = (QSuggestBox) event.getSource();
                    String expression = qSuggestBox.getText();
                    if (expression != null) {
                        if (expression.length() >= qSuggestBox.getSuggestCharactersLength()) {
                            qSuggestBox.clearSuggestions();
                            CallbackHandler.createCallBack(sender, QAMLConstants.EVENT_ONCHANGE, ev, input);
                        }
                    }
                }
            }
        }
    };
}