/Javascript/React/Get size of a View in React Native

Get size of a View in React Native

import React, { Component } from 'react';
import {
  AppRegistry,
  StyleSheet,
  Text,
  View,
  Image
} from 'react-native';

export default class Comp extends Component {

  find_dimesions(layout){
    const {x, y, width, height} = layout;
    console.warn(x);
    console.warn(y);
    console.warn(width);
    console.warn(height);
  }
  render() {
    return (
      <View onLayout={(event) => { this.find_dimesions(event.nativeEvent.layout) }} style={styles.container}>
        <Text style={styles.welcome}>
          Welcome to React Native!
        </Text>
        <Text style={styles.instructions}>
          To get started, edit index.android.js
        </Text>
        <Text style={styles.instructions}>
          Double tap R on your keyboard to reload,{'\n'}
          Shake or press menu button for dev menu
        </Text>
      </View>
    );
  }
}

const styles = StyleSheet.create({
  container: {
    flex: 1,
    justifyContent: 'center',
    alignItems: 'center',
    backgroundColor: '#F5FCFF',
  },
  welcome: {
    fontSize: 20,
    textAlign: 'center',
    margin: 10,
  },
  instructions: {
    textAlign: 'center',
    color: '#333333',
    marginBottom: 5,
  },
});

AppRegistry.registerComponent('Comp', () => Comp);

Source: stackoverflow.com

Similar codes

0 vote266 views1 answer
React bootstrap hide toggle menu when scrolling down
Javascript React
2 votes257 views4 answers
Multiple export in react
Javascript React
0 vote263 views1 answer
Generate qr code react
Javascript React
0 vote264 views1 answer
React rative release
Javascript React
0 vote242 views1 answer
Error: bundling failed: Error: Unable to resolve module react-native-community/toolbar-android
Javascript React
0 vote292 views1 answer
React native uid
Javascript React
0 vote244 views1 answer
Why can't i move my react bootstrapmodal over to the left
Javascript React
1 vote261 views1 answer
React native app crashes without error
Javascript React
105 votes243 views1 answer
React simbu2013
Javascript React
0 vote255 views1 answer
Spring reactive web client throw exception test
Javascript React