@tamagui/react-native-web-lite/dist/esm/Appearance/index.mjs

React Native for Web

import { canUseDOM } from "@tamagui/react-native-web-internals";
function getQuery() {
  return canUseDOM && window.matchMedia != null ? window.matchMedia("(prefers-color-scheme: dark)") : null;
}
const query = getQuery();
const listenerMapping = /* @__PURE__ */new WeakMap();
const Appearance = {
  getColorScheme() {
    return query && query.matches ? "dark" : "light";
  },
  addChangeListener(listener) {
    let mappedListener = listenerMapping.get(listener);
    if (!mappedListener) {
      mappedListener = ({
        matches
      }) => {
        listener({
          colorScheme: matches ? "dark" : "light"
        });
      };
      listenerMapping.set(listener, mappedListener);
    }
    if (query) {
      query.addListener(mappedListener);
    }
    function remove() {
      const mappedListener2 = listenerMapping.get(listener);
      if (query && mappedListener2) {
        query.removeListener(mappedListener2);
      }
      listenerMapping.delete(listener);
    }
    return {
      remove
    };
  }
};
export { Appearance };
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