@fruits-chain/react-native-xiaoshu/lib/module/hooks/useSafeHeight.js

🌈 React Native UI library

"use strict";

import { useState, useLayoutEffect } from 'react';
import { useWindowDimensions } from 'react-native';
import { useSafeAreaInsets } from 'react-native-safe-area-context';
const getDefaultValue = (v, dv) => {
  if (typeof v === 'number') {
    return v;
  }
  if (typeof v === 'boolean' && v) {
    return dv;
  }
  return 0;
};
const useSafeHeight = ({
  top = true,
  bottom = true
} = {}) => {
  const insets = useSafeAreaInsets();
  const insetTop = getDefaultValue(top, insets.top);
  const insetBottom = getDefaultValue(bottom, insets.bottom);
  const dimensionsWindow = useWindowDimensions();
  const [height, setHeight] = useState(dimensionsWindow.height - insetTop - insetBottom);
  useLayoutEffect(() => {
    setHeight(dimensionsWindow.height - insetTop - insetBottom);
  }, [dimensionsWindow.height, insetTop, insetBottom]);
  return height;
};
export default useSafeHeight;
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