use-dom

"use dom";
 
interface Props {
  content: string;
  dom: import("expo/dom").DOMProps;
}
 
export default function MyComponent({ content }: Props) {
  return <div>{content}</div>;
}

// Disable body scrolling
<DOMComponent dom={{ scrollEnabled: false }} />
 
// Flow under the notch (disable safe area insets)
<DOMComponent dom={{ contentInsetAdjustmentBehavior: "never" }} />
 
// Control size manually
<DOMComponent dom={{ style: { width: 300, height: 400 } }} />
 
// Combine options
<DOMComponent
  dom={{
    scrollEnabled: false,
    contentInsetAdjustmentBehavior: "never",
    style: { width: '100%', height: 500 }
  }}
/>

// app/index.tsx (native)
import { Alert } from "react-native";
import DOMComponent from "@/components/dom-component";
 
export default function Screen() {
  return (
    <DOMComponent
      showAlert={async (message: string) => {
        Alert.alert("From Web", message);
      }}
      saveData={async (data: { name: string; value: number }) => {
        // Save to native storage, database, etc.
        console.log("Saving:", data);
        return { success: true };
      }}
    />
  );
}

// components/dom-component.tsx
"use dom";
 
interface Props {
  showAlert: (message: string) => Promise<void>;
  saveData: (data: {
    name: string;
    value: number;
  }) => Promise<{ success: boolean }>;
  dom?: import("expo/dom").DOMProps;
}
 
export default function DOMComponent({ showAlert, saveData }: Props) {
  const handleClick = async () => {
    await showAlert("Hello from the webview!");
    const result = await saveData({ name: "test", value: 42 });
    console.log("Save result:", result);
  };
 
  return <button onClick={handleClick}>Trigger Native Action</button>;
}

// components/syntax-highlight.tsx
"use dom";
 
import SyntaxHighlighter from "react-syntax-highlighter";
import { docco } from "react-syntax-highlighter/dist/esm/styles/hljs";
 
interface Props {
  code: string;
  language: string;
  dom?: import("expo/dom").DOMProps;
}
 
export default function SyntaxHighlight({ code, language }: Props) {
  return (
    <SyntaxHighlighter language={language} style={docco}>
      {code}
    </SyntaxHighlighter>
  );
}

// components/chart.tsx
"use dom";
 
import {
  LineChart,
  Line,
  XAxis,
  YAxis,
  CartesianGrid,
  Tooltip,
} from "recharts";
 
interface Props {
  data: Array<{ name: string; value: number }>;
  dom: import("expo/dom").DOMProps;
}
 
export default function Chart({ data }: Props) {
  return (
    <LineChart width={400} height={300} data={data}>
      <CartesianGrid strokeDasharray="3 3" />
      <XAxis dataKey="name" />
      <YAxis />
      <Tooltip />
      <Line type="monotone" dataKey="value" stroke="#8884d8" />
    </LineChart>
  );
}

// components/styled-component.tsx
"use dom";
 
import "@/styles.css"; // CSS file in same directory
 
export default function StyledComponent({
  dom,
}: {
  dom: import("expo/dom").DOMProps;
}) {
  return (
    <div className="container">
      <h1 className="title">Styled Content</h1>
    </div>
  );
}

"use dom";
 
const styles = {
  container: {
    padding: 20,
    backgroundColor: "#f0f0f0",
  },
  title: {
    fontSize: 24,
    color: "#333",
  },
};
 
export default function StyledComponent({
  dom,
}: {
  dom: import("expo/dom").DOMProps;
}) {
  return (
    <div style={styles.container}>
      <h1 style={styles.title}>Styled Content</h1>
    </div>
  );
}

"use dom";
 
import { Link, useRouter } from "expo-router";
 
export default function Navigation({
  dom,
}: {
  dom: import("expo/dom").DOMProps;
}) {
  const router = useRouter();
 
  return (
    <nav>
      <Link href="/about">About</Link>
      <button onClick={() => router.push("/settings")}>Settings</button>
    </nav>
  );
}

// app/[id].tsx (native)
import { useLocalSearchParams, usePathname } from "expo-router";
import DOMComponent from "@/components/dom-component";
 
export default function Screen() {
  const { id } = useLocalSearchParams();
  const pathname = usePathname();
 
  return <DOMComponent id={id as string} pathname={pathname} />;
}

// components/dom-component.tsx
"use dom";
 
interface Props {
  id: string;
  pathname: string;
  dom?: import("expo/dom").DOMProps;
}
 
export default function DOMComponent({ id, pathname }: Props) {
  return (
    <div>
      <p>Current ID: {id}</p>
      <p>Current Path: {pathname}</p>
    </div>
  );
}

"use dom";
 
import { IS_DOM } from "expo/dom";
 
export default function Component({
  dom,
}: {
  dom?: import("expo/dom").DOMProps;
}) {
  return <div>{IS_DOM ? "Running in DOM component" : "Running natively"}</div>;
}

"use dom";
 
// Good - bundled with the component
const logo = require("../assets/logo.png");
 
export default function Component({
  dom,
}: {
  dom: import("expo/dom").DOMProps;
}) {
  return <img src={logo} alt="Logo" />;
}

// app/index.tsx
import { View, Text } from "react-native";
import WebChart from "@/components/web-chart";
import CodeBlock from "@/components/code-block";
 
export default function HomeScreen() {
  return (
    <View style={{ flex: 1 }}>
      <Text>Native content above</Text>
 
      <WebChart data={[10, 20, 30, 40, 50]} dom={{ style: { height: 300 } }} />
 
      <CodeBlock
        code="const x = 1;"
        language="javascript"
        dom={{ scrollEnabled: true }}
      />
 
      <Text>Native content below</Text>
    </View>
  );
}