uitest/src/main/java/com/vaadin/tests/components/link/LinkInsideDisabledContainer.java


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package com.vaadin.tests.components.link;

import java.util.concurrent.atomic.AtomicInteger;

import com.vaadin.server.ExternalResource;
import com.vaadin.server.VaadinRequest;
import com.vaadin.tests.components.AbstractTestUIWithLog;
import com.vaadin.ui.Button;
import com.vaadin.ui.JavaScriptFunction;
import com.vaadin.ui.Link;
import com.vaadin.ui.VerticalLayout;

import elemental.json.JsonArray;

public class LinkInsideDisabledContainer extends AbstractTestUIWithLog {

    private final AtomicInteger clickCounter = new AtomicInteger(0);
    public static final String CLICK_COUNT_TEXT = "Click count: ";

    @Override
    protected void setup(VaadinRequest request) {

        VerticalLayout layout = new VerticalLayout();

        final Link link = new Link(CLICK_COUNT_TEXT + 0,
                new ExternalResource("javascript:__linkClicked()"));

        getPage().getJavaScript().addFunction("__linkClicked",
                new JavaScriptFunction() {

                    @Override
                    public void call(JsonArray arguments) {
                        log(CLICK_COUNT_TEXT + clickCounter.incrementAndGet());
                    }
                });

        final VerticalLayout vlayout = new VerticalLayout();
        vlayout.addComponent(link);
        vlayout.setId("testContainer");
        layout.addComponent(vlayout);

        Button toggleLinkButton = new Button("enable/disable link");
        toggleLinkButton
                .addClickListener(event -> link.setEnabled(!link.isEnabled()));
        layout.addComponent(toggleLinkButton);

        Button toggleContainerButton = new Button("enable/disable container");
        toggleContainerButton.addClickListener(
                event -> vlayout.setEnabled(!vlayout.isEnabled()));
        layout.addComponent(toggleContainerButton);
        addComponent(layout);
    }
}