@Tag("my-custom-element") public interface MyCustomElement extends HTMLElement { @Property String getName(); @Property void setName(String name); @Property int getValue(); @Property void setValue(int value); @EventHandler void onClick(ClickEvent event); } @Route("myapp") public class MyApplication extends Div { public MyApplication() { MyCustomElement customElement = new MyCustomElement(); customElement.setName("Hello"); customElement.setValue(42); customElement.addEventListener("click", e -> { Notification.show("Element clicked!"); }); add(customElement); } }


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