Examples with DomListenerRegistration com.vaadin.flow.dom.DomListenerRegistration used on opensource projects

Example 1 with DomListenerRegistration

use of com.vaadin.flow.dom.DomListenerRegistration in project flow by vaadin.

the class ValueChangeModeTest method assertDebounceEquals.

private void assertDebounceEquals(ValueChangeModeField field, EnumSet<DebouncePhase> phases, int timeout) {
    DomListenerRegistration reg = field.getSynchronizationRegistration();
    Assert.assertEquals(timeout, reg.getDebounceTimeout());
    Assert.assertEquals(phases, reg.getDebouncePhases());
}

Example 2 with DomListenerRegistration

use of com.vaadin.flow.dom.DomListenerRegistration in project flow by vaadin.

the class ElementListenersTest method synchronizeProperty_nullArgument_illegalArgumentException.

@Test(expected = IllegalArgumentException.class)
public void synchronizeProperty_nullArgument_illegalArgumentException() {
    DomListenerRegistration registration = ns.add("foo", noOp);
    registration.synchronizeProperty(null);
}

Example 3 with DomListenerRegistration

use of com.vaadin.flow.dom.DomListenerRegistration in project flow by vaadin.

the class ElementListenersTest method addEventDataElement_targetNodeInJsonData_elementMapped.

@Test
public void addEventDataElement_targetNodeInJsonData_elementMapped() {
    Element parent = new Element("parent");
    Element child = new Element("child");
    Element sibling = new Element("sibling");
    parent.appendChild(child);
    new StateTree(new UI().getInternals(), ElementChildrenList.class).getUI().getElement().appendChild(parent, sibling);
    final String eventType = "click";
    final String expression = "expression";
    final String key = JsonConstants.MAP_STATE_NODE_EVENT_DATA + expression;
    AtomicReference<DomEvent> capturedTarget = new AtomicReference<>();
    final DomListenerRegistration registration = parent.addEventListener(eventType, capturedTarget::set);
    final ElementListenerMap listenerMap = parent.getNode().getFeature(ElementListenerMap.class);
    Set<String> expressions = getExpressions(listenerMap, eventType);
    Assert.assertEquals(0, expressions.size());
    registration.addEventDataElement(expression);
    expressions = getExpressions(listenerMap, eventType);
    Assert.assertEquals(1, expressions.size());
    Assert.assertEquals(key, expressions.iterator().next());
    final JsonObject eventData = Json.createObject();
    eventData.put(key, child.getNode().getId());
    listenerMap.fireEvent(new DomEvent(parent, eventType, eventData));
    Assert.assertEquals(child, capturedTarget.get().getEventDataElement(expression).get());
    // nothing reported -> empty optional
    listenerMap.fireEvent(new DomEvent(parent, eventType, Json.createObject()));
    Assert.assertFalse("no element should be reported", capturedTarget.get().getEventDataElement(expression).isPresent());
    // sibling
    eventData.put(key, sibling.getNode().getId());
    listenerMap.fireEvent(new DomEvent(parent, eventType, eventData));
    Assert.assertEquals(sibling, capturedTarget.get().getEventDataElement(expression).get());
}

Example 4 with DomListenerRegistration

use of com.vaadin.flow.dom.DomListenerRegistration in project flow by vaadin.

the class ElementListenersTest method synchronizeProperty_emptyArgument_illegalArgumentException.

@Test(expected = IllegalArgumentException.class)
public void synchronizeProperty_emptyArgument_illegalArgumentException() {
    DomListenerRegistration registration = ns.add("foo", noOp);
    registration.synchronizeProperty("");
}

Example 5 with DomListenerRegistration

use of com.vaadin.flow.dom.DomListenerRegistration in project flow by vaadin.

the class ElementListenersTest method eventDataKeyNotPresentNotFail.

@Test
public void eventDataKeyNotPresentNotFail() {
    AtomicInteger eventCount = new AtomicInteger();
    DomListenerRegistration registration = ns.add("foo", e -> eventCount.incrementAndGet());
    registration.setFilter("filterKey");
    ns.fireEvent(createEvent("foo"));
    Assert.assertEquals(0, eventCount.get());
    JsonObject eventData = Json.createObject();
    eventData.put("filterKey", true);
    ns.fireEvent(new DomEvent(new Element("element"), "foo", eventData));
    Assert.assertEquals(1, eventCount.get());
}