/Javascript/React/React native scrollview detect end

React native scrollview detect end

How to detect onend reach of scrollview in react native

import React from 'react';
import {ScrollView, Text} from 'react-native';

const isCloseToBottom = ({layoutMeasurement, contentOffset, contentSize}) => {
  const paddingToBottom = 20;
  return layoutMeasurement.height + contentOffset.y >=
    contentSize.height - paddingToBottom;
};

const MyCoolScrollViewComponent = ({enableSomeButton}) => (
  <ScrollView
    onScroll={({nativeEvent}) => {
      if (isCloseToBottom(nativeEvent)) {
        enableSomeButton();
      }
    }}
    scrollEventThrottle={400}
  >
    <Text>Here is very long lorem ipsum or something...</Text>
  </ScrollView>
);

export default MyCoolScrollViewComponent;

Source: stackoverflow.com

React native scrollview detect end

import React from 'react';
import {ScrollView, Text} from 'react-native';
    
const isCloseToBottom = ({layoutMeasurement, contentOffset, contentSize}) => {
  const paddingToBottom = 20;
  return layoutMeasurement.height + contentOffset.y >=
    contentSize.height - paddingToBottom;
};
    
const MyCoolScrollViewComponent = ({enableSomeButton}) => (
  <ScrollView
    onScroll={({nativeEvent}) => {
      if (isCloseToBottom(nativeEvent)) {
        enableSomeButton();
      }
    }}
    scrollEventThrottle={400}
  >
    <Text>Here is very long lorem ipsum or something...</Text>
  </ScrollView>
);
    
export default MyCoolScrollViewComponent;

Source: stackoverflow.com

Similar codes

0 vote288 views1 answer
Change theme in react-toastify
Javascript React
0 vote137 views1 answer
(0 , _reactRouterDom.useHistory) is not a function
Javascript React
13 votes180 views3 answers
React native conditional rendering
Javascript React
0 vote325 views1 answer
React yup password with number string and uppercase
Javascript React
4 votes150 views1 answer
How to empty form after submit in react
Javascript React
0 vote173 views1 answer
React-native-calendars how to mark selected day
Javascript React
2 votes174 views3 answers
React scroll on top while transition
Javascript React
0 vote134 views1 answer
Create react portal
Javascript React
9 votes141 views1 answer
Create react app in current folder
Javascript React
2 votes148 views2 answers
React Hook Form
Javascript React