add DetachedHandle example

examples/react/src/App/routes.ts

@@ -58,6 +58,7 @@ import AddNodeOnEdgeDrop from '../examples/AddNodeOnEdgeDrop';
 import DevTools from '../examples/DevTools';
 import Redux from '../examples/Redux';
 import MovingHandles from '../examples/MovingHandles';
+import DetachedHandle from '../examples/DetachedHandle';
 
 export interface IRoute {
   name: string;
@@ -146,6 +147,11 @@ const routes: IRoute[] = [
     path: 'default-nodes',
     component: DefaultNodes,
   },
+  {
+    name: 'DetachedHandle',
+    path: 'detached-handle',
+    component: DetachedHandle,
+  },
   {
     name: 'DevTools',
     path: 'devtools',

examples/react/src/examples/DetachedHandle/index.tsx

@@ -0,0 +1,53 @@
+import { ReactFlow, Node, ReactFlowProvider, Background, BackgroundVariant, NodeProps, Handle, Position } from '@xyflow/react';
+
+import './style.css';
+
+const initialNodes: Node[] = [
+  {
+    id: '1',
+    data: { label: 'Node 1' },
+    position: { x: 250, y: 5 },
+  },
+  {
+    id: '2',
+    data: { label: 'Node 2' },
+    position: { x: 50, y: 100 },
+  },
+  {
+    id: '3',
+    data: { label: 'Node 3' },
+    position: { x: 450, y: 100 },
+  },
+];
+
+const CustomNode = (_: NodeProps) => {
+  return (
+    <>
+      <Handle type="target" position={Position.Left} />
+      <div>Custom node</div>
+      <Handle type="source" position={Position.Right}>
+        <button className="detached-handle">➡️</button>
+      </Handle>
+    </>
+  );
+};
+
+const nodeTypes = {
+  default: CustomNode,
+};
+
+const DetachedHandle = () => {
+  return (
+    <ReactFlow defaultNodes={initialNodes} nodeTypes={nodeTypes} fitView>
+      <Background variant={BackgroundVariant.Lines} />
+    </ReactFlow>
+  );
+};
+
+export default function App() {
+  return (
+    <ReactFlowProvider>
+      <DetachedHandle />
+    </ReactFlowProvider>
+  );
+}

examples/react/src/examples/DetachedHandle/style.css

@@ -0,0 +1,10 @@
+.detached-handle {
+    position: absolute;
+    top: 50%;
+    left: 1rem;
+    transform: translateY(-50%);
+    width: 2rem;
+    height: 2rem;
+    border: none;
+    border-radius: 50%;
+}