实例1: SearchBoxViewGwtImpl

import com.google.gwt.user.client.ui.FormPanel.SubmitHandler; //导入依赖的package包/类public SearchBoxViewGwtImpl() {FormPanel formPanel = new FormPanel("");formPanel.addSubmitHandler(new SubmitHandler() {@Overridepublic void onSubmit(SubmitEvent event) {event.cancel();}});MSearchBox searchBox = new MSearchBox();formPanel.setWidget(searchBox);scrollPanel.setWidget(formPanel);}