📅  最后修改于: 2022-03-11 15:03:31.047000             🧑  作者: Mango
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 (
{ this.find_dimesions(event.nativeEvent.layout) }} style={styles.container}>
Welcome to React Native!
To get started, edit index.android.js
Double tap R on your keyboard to reload,{'\n'}
Shake or press menu button for dev menu
);
}
}
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);