import com.vaadin.flow.component.Component; import com.vaadin.flow.component.Tag; import com.vaadin.flow.component.mixins.Mixin; import com.vaadin.v7.flow.componentMixinInterface.MixinSupplier; @Tag("my-custom-component") public class MyCustomMixin extends Component implements MixinSupplier<Component> { public MyCustomMixin() { super(ElementFactory.createCustomComponent()); init(); } private void init() { getElement().setProperty("myCustomProperty", "foo"); getElement().addPropertyChangeListener("myCustomProperty", event -> { }); } } public class MyLibraryClass { public void useCustomFeature() { MyCustomMixin customMixin = new MyCustomMixin(); getElement().appendChild(customMixin.getElement()); } } import com.vaadin.flow.component.html.Div; import com.vaadin.flow.router.Route; @Route("") public class MyApplicationView extends Div { public MyApplicationView() { MyLibraryClass myLibrary = new MyLibraryClass(); myLibrary.useCustomFeature(); add(myLibrary.getElement(), new Button("Click me")); } }


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