Examples with JsArray com.vaadin.client.flow.collection.JsArray used on opensource projects

Example 1 with JsArray

use of com.vaadin.client.flow.collection.JsArray in project flow by vaadin.

the class TreeChangeProcessor method processSpliceChange.

private static void processSpliceChange(JsonObject change, StateNode node) {
    int nsId = (int) change.getNumber(JsonConstants.CHANGE_FEATURE);
    NodeList list = node.getList(nsId);
    int index = (int) change.getNumber(JsonConstants.CHANGE_SPLICE_INDEX);
    int remove;
    if (change.hasKey(JsonConstants.CHANGE_SPLICE_REMOVE)) {
        remove = (int) change.getNumber(JsonConstants.CHANGE_SPLICE_REMOVE);
    } else {
        remove = 0;
    }
    if (change.hasKey(JsonConstants.CHANGE_SPLICE_ADD)) {
        JsonArray addJson = change.getArray(JsonConstants.CHANGE_SPLICE_ADD);
        JsArray<Object> add = ClientJsonCodec.jsonArrayAsJsArray(addJson);
        list.splice(index, remove, add);
    } else if (change.hasKey(JsonConstants.CHANGE_SPLICE_ADD_NODES)) {
        JsonArray addNodes = change.getArray(JsonConstants.CHANGE_SPLICE_ADD_NODES);
        int length = addNodes.length();
        JsArray<StateNode> add = JsCollections.array();
        StateTree tree = node.getTree();
        for (int i = 0; i < length; i++) {
            int childId = (int) addNodes.getNumber(i);
            StateNode child = tree.getNode(childId);
            assert child != null : "No child node found with id " + childId;
            child.setParent(node);
            add.set(i, child);
        }
        list.splice(index, remove, add);
    } else {
        list.splice(index, remove);
    }
}

Example 2 with JsArray

use of com.vaadin.client.flow.collection.JsArray in project flow by vaadin.

the class PolymerUtils method doHandleListChange.

private static void doHandleListChange(ListSpliceEvent event, JsonValue value) {
    JsArray<?> add = event.getAdd();
    int index = event.getIndex();
    int remove = event.getRemove().length();
    StateNode node = event.getSource().getNode();
    StateNode root = getFirstParentWithDomNode(node);
    if (root == null) {
        Console.warn("Root node for node " + node.getId() + " could not be found");
        return;
    }
    JsArray<Object> array = JsCollections.array();
    add.forEach(item -> array.push(createModelTree(item)));
    if (isPolymerElement((Element) root.getDomNode())) {
        String path = getNotificationPath(root, node, null);
        if (path != null) {
            splice((Element) root.getDomNode(), path, index, remove, WidgetUtil.crazyJsoCast(array));
            return;
        }
    }
    @SuppressWarnings("unchecked") JsArray<Object> payload = (JsArray<Object>) value;
    payload.spliceArray(index, remove, array);
}

Example 3 with JsArray

use of com.vaadin.client.flow.collection.JsArray in project flow by vaadin.

the class PolymerUtils method registerChangeHandlers.

private static void registerChangeHandlers(StateNode node, NodeFeature feature, JsonValue value) {
    JsArray<EventRemover> registrations = JsCollections.array();
    if (node.hasFeature(NodeFeatures.ELEMENT_PROPERTIES)) {
        assert feature instanceof NodeMap : "Received an inconsistent NodeFeature for a node that has a ELEMENT_PROPERTIES feature. It should be NodeMap, but it is: " + feature;
        NodeMap map = (NodeMap) feature;
        registerPropertyChangeHandlers(value, registrations, map);
        registerPropertyAddHandler(value, registrations, map);
    } else if (node.hasFeature(NodeFeatures.TEMPLATE_MODELLIST)) {
        assert feature instanceof NodeList : "Received an inconsistent NodeFeature for a node that has a TEMPLATE_MODELLIST feature. It should be NodeList, but it is: " + feature;
        NodeList list = (NodeList) feature;
        registrations.push(list.addSpliceListener(event -> handleListChange(event, value)));
    }
    assert !registrations.isEmpty() : "Node should have ELEMENT_PROPERTIES or TEMPLATE_MODELLIST feature";
    registrations.push(node.addUnregisterListener(event -> registrations.forEach(EventRemover::remove)));
}

Example 4 with JsArray

use of com.vaadin.client.flow.collection.JsArray in project flow by vaadin.

the class GwtTemplateBinderTest method gwtSetUp.

@Override
protected void gwtSetUp() throws Exception {
    super.gwtSetUp();
    registry = new Registry() {

        {
            set(TemplateRegistry.class, new TemplateRegistry());
            set(ConstantPool.class, new ConstantPool());
            set(ExistingElementMap.class, new ExistingElementMap());
            set(InitialPropertiesHandler.class, new InitialPropertiesHandler(this));
            set(StateTree.class, new StateTree(this) {

                @Override
                public void sendTemplateEventToServer(StateNode node, String methodName, JsArray<?> argValues) {
                    serverMethods.put(methodName, argValues);
                    serverRpcNodes.put(methodName, node);
                }
            });
        }
    };
    tree = registry.getStateTree();
    /**
     * This state node is ALWAYS a template !!!
     */
    stateNode = new StateNode(0, tree) {

        @Override
        public boolean hasFeature(int id) {
            if (id == NodeFeatures.TEMPLATE) {
                return true;
            }
            return super.hasFeature(id);
        }
    };
    // Use the most common model structure by default
    JsonObject modelType = Json.createObject();
    modelType.put(MODEL_KEY, "String");
    setModelType(stateNode, modelType);
}

Example 5 with JsArray

use of com.vaadin.client.flow.collection.JsArray in project flow by vaadin.

the class GwtStateTreeTest method testSendTemplateEventToServer_delegateToServerConnector.

@SuppressWarnings({ "unchecked", "rawtypes" })
public void testSendTemplateEventToServer_delegateToServerConnector() {
    StateNode node = new StateNode(0, tree);
    tree.registerNode(node);
    JsArray array = getArgArray();
    tree.sendTemplateEventToServer(node, "foo", array, -1);
    JsonObject object = Json.createObject();
    object.put("key", "value");
    array.set(array.length(), WidgetUtil.crazyJsCast(object));
    array.set(array.length(), getNativeArray());
    TestServerConnector serverConnector = (TestServerConnector) registry.getServerConnector();
    assertEquals(node, serverConnector.node);
    assertEquals("foo", serverConnector.methodName);
    JsonArray args = serverConnector.args;
    assertEquals(true, args.getBoolean(0));
    assertEquals("bar", args.getString(1));
    assertEquals(46.2, args.getNumber(2));
    assertEquals(object, args.getObject(3));
    assertEquals("item", ((JsonArray) args.getObject(4)).getString(0));
}