Add the functions for creating, deleting and editing nodes

pom.xml

@@ -2,7 +2,7 @@
 	<modelVersion>4.0.0</modelVersion>
 	<groupId>com.flowingcode.vaadin.addons</groupId>
 	<artifactId>orgchart-addon</artifactId>
-	<version>5.2.1-SNAPSHOT</version>
+	<version>5.3.0-SNAPSHOT</version>
 	<name>OrgChart Add-on</name>
 
  <properties>

src/main/java/com/flowingcode/vaadin/addons/orgchart/event/ChildrenAddedEvent.java

@@ -0,0 +1,69 @@
+/*-
+ * #%L
+ * OrgChart Add-on
+ * %%
+ * Copyright (C) 2017 - 2025 Flowing Code S.A.
+ * %%
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * #L%
+ */
+package com.flowingcode.vaadin.addons.orgchart.event;
+
+import com.flowingcode.vaadin.addons.orgchart.OrgChart;
+import com.flowingcode.vaadin.addons.orgchart.OrgChartItem;
+import com.vaadin.flow.component.ComponentEvent;
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * Event fired when children are added to a node in the organization chart. Contains information
+ * about both the parent node and the newly added children.
+ */
+@SuppressWarnings("serial")
+public class ChildrenAddedEvent extends ComponentEvent<OrgChart> {
+ private final OrgChartItem item;
+ private final List<OrgChartItem> newChildren;
+
+ /**
+ * Creates a new children added event.
+ *
+ * @param source the chart component that fired the event
+ * @param item the node that received new children
+ * @param newChildren list of the newly added children
+ * @param fromClient whether the event originated from the client side
+ */
+ public ChildrenAddedEvent(OrgChart source, OrgChartItem item, List<OrgChartItem> newChildren,
+ boolean fromClient) {
+ super(source, fromClient);
+ this.item = item;
+ this.newChildren = new ArrayList<>(newChildren);
+ }
+
+ /**
+ * Gets the node that received new children.
+ *
+ * @return the node
+ */
+ public OrgChartItem getItem() {
+ return item;
+ }
+
+ /**
+ * Gets the list of the newly added children. 
+ *
+ * @return the list of new children
+ */
+ public List<OrgChartItem> getNewChildren() {
+ return newChildren;
+ }
+}

src/main/java/com/flowingcode/vaadin/addons/orgchart/event/NodeUpdatedEvent.java

@@ -0,0 +1,36 @@
+package com.flowingcode.vaadin.addons.orgchart.event;
+
+import com.flowingcode.vaadin.addons.orgchart.OrgChart;
+import com.flowingcode.vaadin.addons.orgchart.OrgChartItem;
+import com.vaadin.flow.component.ComponentEvent;
+
+
+/**
+ * Event thrown when a node is updated.
+ */
+@SuppressWarnings("serial")
+public class NodeUpdatedEvent extends ComponentEvent<OrgChart> {
+ private final OrgChartItem updatedItem;
+
+ /**
+ * Creates a node updated event.
+ *
+ * @param source the chart component that fired the event
+ * @param updatedItem the node being updated
+ * @param fromClient whether the event originated from the client side
+ */
+ public NodeUpdatedEvent(OrgChart source, OrgChartItem updatedItem, boolean fromClient) {
+ super(source, fromClient);
+ this.updatedItem = updatedItem;
+ }
+
+ /**
+ * Gets the updated node.
+ *
+ * @return the updated node item
+ */
+ public OrgChartItem getUpdatedItem() {
+ return updatedItem;
+ }
+
+}

src/main/java/com/flowingcode/vaadin/addons/orgchart/event/NodesRemovedEvent.java

@@ -0,0 +1,54 @@
+/*-
+ * #%L
+ * OrgChart Add-on
+ * %%
+ * Copyright (C) 2017 - 2025 Flowing Code S.A.
+ * %%
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * #L%
+ */
+package com.flowingcode.vaadin.addons.orgchart.event;
+
+import com.flowingcode.vaadin.addons.orgchart.OrgChart;
+import com.vaadin.flow.component.ComponentEvent;
+
+/**
+ * Event fired when a node and its descendants are removed from the organization chart. Contains
+ * information about the removed node.
+ */
+@SuppressWarnings("serial")
+public class NodesRemovedEvent extends ComponentEvent<OrgChart> {
+ private final Integer nodeId;
+
+ /**
+ * Creates a new nodes removed event.
+ *
+ * @param source the chart component that fired the event
+ * @param nodeId the ID of the removed node
+ * @param fromClient whether the event originated from the client side
+ */
+ public NodesRemovedEvent(OrgChart source, Integer nodeId, boolean fromClient) {
+ super(source, fromClient);
+ this.nodeId = nodeId;
+ }
+
+ /**
+ * Gets the ID of the removed node.
+ *
+ * @return the node ID
+ */
+ public Integer getNodeId() {
+ return nodeId;
+ }
+
+}

src/main/java/com/flowingcode/vaadin/addons/orgchart/event/ParentAddedEvent.java

@@ -0,0 +1,54 @@
+/*-
+ * #%L
+ * OrgChart Add-on
+ * %%
+ * Copyright (C) 2017 - 2025 Flowing Code S.A.
+ * %%
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * #L%
+ */
+package com.flowingcode.vaadin.addons.orgchart.event;
+
+import com.flowingcode.vaadin.addons.orgchart.OrgChart;
+import com.flowingcode.vaadin.addons.orgchart.OrgChartItem;
+import com.vaadin.flow.component.ComponentEvent;
+
+/**
+ * Event fired when a new parent is added to the chart.
+ */
+@SuppressWarnings("serial")
+public class ParentAddedEvent extends ComponentEvent<OrgChart> {
+
+ private final OrgChartItem newParent;
+
+ /**
+ * Creates a new event.
+ *
+ * @param source the component that fired the event
+ * @param newParent the item that was added as the new parent
+ * @param fromClient true if the event originated from the client
+ */
+ public ParentAddedEvent(OrgChart source, OrgChartItem newParent, boolean fromClient) {
+ super(source, fromClient);
+ this.newParent = newParent;
+ }
+
+ /**
+ * Gets the item that was added as the new parent/root.
+ *
+ * @return the new parent item
+ */
+ public OrgChartItem getNewParent() {
+ return newParent;
+ }
+}

src/main/java/com/flowingcode/vaadin/addons/orgchart/event/SiblingsAddedEvent.java

@@ -0,0 +1,70 @@
+/*-
+ * #%L
+ * OrgChart Add-on
+ * %%
+ * Copyright (C) 2017 - 2025 Flowing Code S.A.
+ * %%
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * #L%
+ */
+package com.flowingcode.vaadin.addons.orgchart.event;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import com.flowingcode.vaadin.addons.orgchart.OrgChart;
+import com.flowingcode.vaadin.addons.orgchart.OrgChartItem;
+import com.vaadin.flow.component.ComponentEvent;
+
+/**
+ * Event fired when siblings are added to a node in the organization chart. Contains information
+ * about both the target node and the newly added siblings.
+ */
+@SuppressWarnings("serial")
+public class SiblingsAddedEvent extends ComponentEvent<OrgChart> {
+ private final OrgChartItem item;
+ private final List<OrgChartItem> newSiblings;
+
+ /**
+ * Creates a new siblings added event.
+ *
+ * @param source the chart component that fired the event
+ * @param item the node that received new siblings
+ * @param newSiblings list of the newly added siblings
+ * @param fromClient whether the event originated from the client side
+ */
+ public SiblingsAddedEvent(OrgChart source, OrgChartItem item, List<OrgChartItem> newSiblings,
+ boolean fromClient) {
+ super(source, fromClient);
+ this.item = item;
+ this.newSiblings = new ArrayList<>(newSiblings);
+ }
+
+ /**
+ * Gets the node that received new siblings.
+ *
+ * @return the node
+ */
+ public OrgChartItem getItem() {
+ return item;
+ }
+
+ /**
+ * Gets the list of the newly added siblings. 
+ *
+ * @return the list of new sibling
+ */
+ public List<OrgChartItem> getNewSiblings() {
+ return newSiblings;
+ }
+}