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matthewlipskimatthewlipski
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fix: UI elements not scrolling when editor DOM element is scrollable (TypeCellOS#2231)
* Fixed UI element scrolling when editor DOM element is scrollable * Added scrollable editor example * Updated custom block tests to hide sidebar * Small fix
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‎examples/01-basic/14-editor-scrollable/.bnexample.json‎

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{
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"playground": true,
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"docs": false,
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"author": "matthewlipski",
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"tags": ["Basic"]
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}

‎examples/01-basic/14-editor-scrollable/README.md‎

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# Scrollable Editor
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This example shows how to constrain the editor height and make it scrollable.
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**Relevant Docs:**
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- [Editor Setup](/docs/getting-started/editor-setup)

‎examples/01-basic/14-editor-scrollable/index.html‎

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<html lang="en">
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<head>
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<meta charset="UTF-8" />
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<meta name="viewport" content="width=device-width, initial-scale=1.0" />
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<title>Scrollable Editor</title>
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<script>
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<!-- AUTO-GENERATED FILE, DO NOT EDIT DIRECTLY -->
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</script>
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</head>
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<body>
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<div id="root"></div>
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<script type="module" src="./main.tsx"></script>
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</body>
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</html>

‎examples/01-basic/14-editor-scrollable/main.tsx‎

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// AUTO-GENERATED FILE, DO NOT EDIT DIRECTLY
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import React from "react";
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import { createRoot } from "react-dom/client";
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import App from "./src/App.jsx";
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const root = createRoot(document.getElementById("root")!);
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root.render(
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<React.StrictMode>
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<App />
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</React.StrictMode>
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);

‎examples/01-basic/14-editor-scrollable/package.json‎

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{
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"name": "@blocknote/example-basic-editor-scrollable",
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"description": "AUTO-GENERATED FILE, DO NOT EDIT DIRECTLY",
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"type": "module",
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"private": true,
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"version": "0.12.4",
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"scripts": {
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"start": "vite",
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"dev": "vite",
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"build:prod": "tsc && vite build",
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"preview": "vite preview"
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},
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"dependencies": {
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"@blocknote/ariakit": "latest",
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"@blocknote/core": "latest",
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"@blocknote/mantine": "latest",
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"@blocknote/react": "latest",
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"@blocknote/shadcn": "latest",
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"@mantine/core": "^8.3.4",
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"@mantine/hooks": "^8.3.4",
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"@mantine/utils": "^6.0.22",
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"react": "^19.2.1",
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"react-dom": "^19.2.1"
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},
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"devDependencies": {
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"@types/react": "^19.2.2",
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"@types/react-dom": "^19.2.2",
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"@vitejs/plugin-react": "^4.7.0",
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"vite": "^5.4.20"
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}
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}

‎examples/01-basic/14-editor-scrollable/src/App.tsx‎

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import "@blocknote/core/fonts/inter.css";
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import { BlockNoteView } from "@blocknote/mantine";
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import "@blocknote/mantine/style.css";
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import { useCreateBlockNote } from "@blocknote/react";
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import "./style.css";
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export default function App() {
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// Creates a new editor instance.
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const editor = useCreateBlockNote();
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// Renders the editor instance using a React component.
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return <BlockNoteView editor={editor} />;
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}

‎examples/01-basic/14-editor-scrollable/src/style.css‎

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.bn-editor {
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height: 500px;
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overflow: auto;
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}

‎examples/01-basic/14-editor-scrollable/tsconfig.json‎

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{
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"__comment": "AUTO-GENERATED FILE, DO NOT EDIT DIRECTLY",
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"compilerOptions": {
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"target": "ESNext",
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"useDefineForClassFields": true,
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"lib": [
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"DOM",
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"DOM.Iterable",
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"ESNext"
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],
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"allowJs": false,
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"skipLibCheck": true,
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"esModuleInterop": false,
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"allowSyntheticDefaultImports": true,
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"strict": true,
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"forceConsistentCasingInFileNames": true,
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"module": "ESNext",
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"moduleResolution": "bundler",
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"resolveJsonModule": true,
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"isolatedModules": true,
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"noEmit": true,
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"jsx": "react-jsx",
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"composite": true
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},
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"include": [
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"."
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],
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"__ADD_FOR_LOCAL_DEV_references": [
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{
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"path": "../../../packages/core/"
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},
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{
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"path": "../../../packages/react/"
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}
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]
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}

‎examples/01-basic/14-editor-scrollable/vite.config.ts‎

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// AUTO-GENERATED FILE, DO NOT EDIT DIRECTLY
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import react from "@vitejs/plugin-react";
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import * as fs from "fs";
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import * as path from "path";
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import { defineConfig } from "vite";
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// import eslintPlugin from "vite-plugin-eslint";
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// https://vitejs.dev/config/
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export default defineConfig((conf) => ({
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plugins: [react()],
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optimizeDeps: {},
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build: {
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sourcemap: true,
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},
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resolve: {
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alias:
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conf.command === "build" ||
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!fs.existsSync(path.resolve(__dirname, "../../packages/core/src"))
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? {}
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: ({
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// Comment out the lines below to load a built version of blocknote
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// or, keep as is to load live from sources with live reload working
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"@blocknote/core": path.resolve(
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__dirname,
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"../../packages/core/src/"
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),
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"@blocknote/react": path.resolve(
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__dirname,
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"../../packages/react/src/"
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),
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} as any),
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},
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}));

‎packages/react/src/components/Popovers/GenericPopover.tsx‎

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useEffect(() => {
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if (props.reference) {
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if ("element" in props.reference) {
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refs.setReference(props.reference.element);
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const element =
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"element" in props.reference ? props.reference.element : undefined;
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if (element !== undefined) {
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refs.setReference(element);
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}
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refs.setPositionReference({
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getBoundingClientRect: getMountedBoundingClientRectCache(
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props.reference,
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),
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contextElement: element,
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});
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}
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}, [props.reference, refs]);

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