/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

8 votes191 views3 answers
React latest version
Javascript React
1 vote185 views2 answers
React native map array of objects
Javascript React
24 votes188 views5 answers
React map array
Javascript React
1 vote202 views1 answer
Programmatic title react
Javascript React
1 vote214 views1 answer
React redux actions must be plain objects
Javascript React
0 vote211 views1 answer
Horizontal cards react bootstrap
Javascript React
0 vote206 views2 answers
Enzyme-adapter-react-16
Javascript React
0 vote205 views1 answer
Close all function of react in vscode mac
Javascript React
0 vote196 views1 answer
Hide component blur react hooks
Javascript React
0 vote130 views1 answer
React state scope
Javascript React