Examples with NodeList com.vaadin.client.flow.nodefeature.NodeList used on opensource projects

Example 21 with NodeList

use of com.vaadin.client.flow.nodefeature.NodeList in project flow by vaadin.

the class GwtPropertyElementBinderTest method gwtSetUp.

@Override
protected void gwtSetUp() throws Exception {
    super.gwtSetUp();
    Reactive.reset();
    constantPool = new ConstantPool();
    tree = new CollectingStateTree(constantPool, new ExistingElementMap());
    node = createNode();
    properties = node.getMap(NodeFeatures.ELEMENT_PROPERTIES);
    synchronizedPropertyList = new NodeList(0, node);
    element = Browser.getDocument().createElement("div");
}

Example 22 with NodeList

use of com.vaadin.client.flow.nodefeature.NodeList in project flow by vaadin.

the class PolymerUtils method getListNotificationPath.

private static String getListNotificationPath(StateNode currentNode) {
    int indexInTheList = -1;
    NodeList children = currentNode.getParent().getList(NodeFeatures.TEMPLATE_MODELLIST);
    for (int i = 0; i < children.length(); i++) {
        Object object = children.get(i);
        if (currentNode.equals(object)) {
            indexInTheList = i;
            break;
        }
    }
    if (indexInTheList < 0) {
        return null;
    }
    return String.valueOf(indexInTheList);
}

Example 23 with NodeList

use of com.vaadin.client.flow.nodefeature.NodeList in project flow by vaadin.

the class TreeChangeProcessor method processClearChange.

private static void processClearChange(JsonObject change, StateNode node) {
    int nsId = (int) change.getNumber(JsonConstants.CHANGE_FEATURE);
    NodeList list = node.getList(nsId);
    list.clear();
}

Example 24 with NodeList

use of com.vaadin.client.flow.nodefeature.NodeList in project flow by vaadin.

the class ServerEventHandlerBinder method bindServerEventHandlerNames.

/**
 * Registers all the server event handler names found in the feature with
 * the {@code featureId} in the {@link ServerEventObject} {@code object}.
 * Additionally listens to changes in the feature and updates server event
 * object accordingly.
 *
 * @param objectProvider
 *            the provider of the event object to update
 * @param node
 *            the state node containing the feature
 * @param featureId
 *            the feature id which contains event handler methods
 * @param returnValue
 *            <code>true</code> if the handler should return a promise that
 *            will reflect the server-side result; <code>false</code> to not
 *            return any value
 * @return a handle which can be used to remove the listener for the feature
 */
public static EventRemover bindServerEventHandlerNames(Supplier<ServerEventObject> objectProvider, StateNode node, int featureId, boolean returnValue) {
    NodeList serverEventHandlerNamesList = node.getList(featureId);
    if (serverEventHandlerNamesList.length() > 0) {
        ServerEventObject object = objectProvider.get();
        for (int i = 0; i < serverEventHandlerNamesList.length(); i++) {
            String serverEventHandlerName = (String) serverEventHandlerNamesList.get(i);
            object.defineMethod(serverEventHandlerName, node, returnValue);
        }
    }
    return serverEventHandlerNamesList.addSpliceListener(e -> {
        ServerEventObject serverObject = objectProvider.get();
        JsArray<?> remove = e.getRemove();
        for (int i = 0; i < remove.length(); i++) {
            serverObject.removeMethod((String) remove.get(i));
        }
        JsArray<?> add = e.getAdd();
        for (int i = 0; i < add.length(); i++) {
            serverObject.defineMethod((String) add.get(i), node, returnValue);
        }
    });
}

Example 25 with NodeList

use of com.vaadin.client.flow.nodefeature.NodeList in project flow by vaadin.

the class GwtBasicElementBinderTest method testVirtualChild.

public void testVirtualChild() {
    Binder.bind(node, element);
    StateNode childNode = createChildNode("child");
    NodeMap elementData = childNode.getMap(NodeFeatures.ELEMENT_DATA);
    JsonObject object = Json.createObject();
    object.put(NodeProperties.TYPE, NodeProperties.IN_MEMORY_CHILD);
    elementData.getProperty(NodeProperties.PAYLOAD).setValue(object);
    NodeList virtialChildren = node.getList(NodeFeatures.VIRTUAL_CHILDREN);
    virtialChildren.add(0, childNode);
    Reactive.flush();
    assertEquals(element.getChildElementCount(), 0);
    Element childElement = (Element) childNode.getDomNode();
    assertEquals("SPAN", childElement.getTagName());
    assertEquals("child", childElement.getId());
}