在wicket中自定义IndicatingAjaxLink

import org.apache.wicket.ajax.AjaxEventBehavior;
import org.apache.wicket.ajax.AjaxRequestTarget;
import org.apache.wicket.ajax.markup.html.AjaxLink;
import org.apache.wicket.markup.html.WebPage;
import org.apache.wicket.markup.html.basic.Label;

public class MyPage extends WebPage {
    public MyPage() {
        add(new Label("message", "Hello, Wicket!"));

        AjaxLink<Void> link = new AjaxLink<Void>("link") {
            @Override
            public void onClick(AjaxRequestTarget target) {
                // 在这里处理 AJAX 请求
                target.add(get("message"));
            }
        };

        add(link);
    }
}

import org.apache.wicket.ajax.AjaxRequestTarget;
import org.apache.wicket.ajax.markup.html.IndicatingAjaxLink;
import org.apache.wicket.markup.html.WebPage;
import org.apache.wicket.markup.html.basic.Label;

public class MyPage extends WebPage {
    public MyPage() {
        add(new Label("message", "Hello, Wicket!"));

        IndicatingAjaxLink<Void> link = new IndicatingAjaxLink<Void>("link") {
            @Override
            public void onClick(AjaxRequestTarget target) {
                // 在这里处理 AJAX 请求
                target.add(get("message"));
            }
        };

        add(link);
    }
}