import org.jboss.errai.ui.nav.client.local.TransitionTo; //导入依赖的package包/类
private void configureSimpleButtonLink(MaterialLink buttonLink, String label, TransitionTo<? extends BasePage> transitTo, boolean hideOnMobile) {
    buttonLink.setText(label);
    if (hideOnMobile) {
        buttonLink.setHideOn(HideOn.HIDE_ON_MED_DOWN);
        buttonLink.setWaves(WavesType.LIGHT);
        buttonLink.setWaves(WavesType.DEFAULT);
    }
    buttonLink.addClickHandler(clickEvent -> handleMenuItemClick(transitTo));
}
 

import org.jboss.errai.ui.nav.client.local.TransitionTo; //导入依赖的package包/类
/**
 * Initializes this page.
 */
@PostConstruct
private void setup() {
	buttonNew.addClickHandler(new ClickHandler() {
		@Override public void onClick(ClickEvent event) {
			TransitionTo<?> transition = transitionToNew();
			if (transition != null) {
				transition.go(PageStates.empty());
			}
		}
	});
}
 

import org.jboss.errai.ui.nav.client.local.TransitionTo; //导入依赖的package包/类
@Inject
public SearchBar(TransitionTo<MapTabViewModel> toMap, MaterialLink searchButton, MaterialSearch search) {
    this.toMap = toMap;
    this.searchButton = searchButton;
    this.search = search;
}
 

import org.jboss.errai.ui.nav.client.local.TransitionTo; //导入依赖的package包/类
private void handleMenuItemClick(TransitionTo<? extends BasePage> transitTo) {
    transitTo.go();
    pageChangeEvent.fire(new PageChange());
}
 

import org.jboss.errai.ui.nav.client.local.TransitionTo; //导入依赖的package包/类
@Override
protected TransitionTo<?> transitionToNew() {
 return transitionToNew;
}
 

import org.jboss.errai.ui.nav.client.local.TransitionTo; //导入依赖的package包/类
/**
* {@inheritDoc}
*/
@Override
protected TransitionTo<?> transitionToNew() {
 return null;
}
 

import org.jboss.errai.ui.nav.client.local.TransitionTo; //导入依赖的package包/类
/**
 * Returns the {@link TransitionTo} object for creating a new object.
 *
 * @return a transition object.
 */
protected abstract TransitionTo<?> transitionToNew();