AbstractProxyPopupDropDownTextBox.java 文件源码

public AbstractProxyPopupDropDownTextBox(final TextBox textBox,
                                         final AbstractProxyPopupDropDownEditCell proxy) {

    this.textBox = textBox;

    // Tabbing out of the ListBox commits changes
    textBox.addKeyDownHandler(new KeyDownHandler() {

        public void onKeyDown(KeyDownEvent event) {
            boolean keyTab = event.getNativeKeyCode() == KeyCodes.KEY_TAB;
            boolean keyEnter = event.getNativeKeyCode() == KeyCodes.KEY_ENTER;
            if (keyEnter || keyTab) {
                proxy.commit();
            }
        }
    });
}