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react-element-onresize

1.0.6 • Public • Published

React element resize observer

A simple React Higher-Order Component who handle element resize detection from your React Components.

Installation

npm install react-element-onresize --save-dev

Browser Support

With ResizeObserver Polyfill

Build Status

NOTE: Internet Explorer 8 and its earlier versions are not supported.

Without any Polyfill

Without any Polyfill

Usage

ESNext syntax with decorators

import React, { Component } from 'react';
import ElementResize from 'react-element-onresize';
 
@ElementResize()
class App extends Component {
  constructor(props){
    super(props);
  }
 
  render(){
    const { elemResize } = this.props;
 
    return (
      <div>
        <p>width: {(elemResize.contentRect)? Math.floor(elemResize.contentRect.width) : 0} px</p>
        <p>height: {(elemResize.contentRect)? Math.floor(elemResize.contentRect.height) : 0} px</p>
      </div>
    )
  }
}
 
export default App;

ES6 syntax

import React, { Component } from 'react';
import ElementResize from 'react-element-onresize';
 
class App extends Component {
  constructor(props){
    super(props);
  }
 
  render(){
    const { elemResize } = this.props;
 
    return (
      <div>
        <p>width: {(elemResize.contentRect)? Math.floor(elemResize.contentRect.width) : 0} px</p>
        <p>height: {(elemResize.contentRect)? Math.floor(elemResize.contentRect.height) : 0} px</p>
      </div>
    )
  }
}
 
export default ElementResize()(App);

Polyfill usage

import React, { Component } from 'react';
import ElementResize from 'react-element-onresize';
import resizeObserver from "resize-observer-polyfill";
 
@ElementResize(resizeObserver)
class App extends Component {
  constructor(props){
    super(props);
  }
 
  render(){
    const { elemResize } = this.props;
 
    return (
      <div>
        <p>width: {(elemResize.contentRect)? Math.floor(elemResize.contentRect.width) : 0} px</p>
        <p>height: {(elemResize.contentRect)? Math.floor(elemResize.contentRect.height) : 0} px</p>
      </div>
    )
  }
}
 
export default App;

Install

npm i react-element-onresize

DownloadsWeekly Downloads

1

Version

1.0.6

License

none

Unpacked Size

74.7 kB

Total Files

16

Last publish

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