import React, { Component } from 'react'; import { render } from 'react-dom'; import { Tab, Tabs, TabList, TabPanel } from 'react-tabs'; class App extends Component { handleSelect(index, last) { console.log('Selected tab: ' + index + ', Last tab: ' + last); } render() { return ( {/*  <Tabs/> is a composite component and acts as the main container.   `onSelect` is called whenever a tab is selected. The handler for  this function will be passed the current index as well as the last index.   `selectedIndex` is the tab to select when first rendered. By default  the first (index 0) tab will be selected.   `forceRenderTabPanel` By default this react-tabs will only render the selected  tab's contents. Setting `forceRenderTabPanel` to `true` allows you to override the  default behavior, which may be useful in some circumstances (such as animating between tabs).   */} <Tabs onSelect={this.handleSelect} selectedIndex={2} > {/*  <TabList/> is a composite component and is the container for the <Tab/>s.  */} <TabList> {/*  <Tab/> is the actual tab component that users will interact with.   Selecting a tab can be done by either clicking with the mouse,  or by using the keyboard tab to give focus then navigating with  the arrow keys (right/down to select tab to the right of selected,  left/up to select tab to the left of selected).   The content of the <Tab/> (this.props.children) will be shown as the label.  */} <Tab>Foo</Tab> <Tab>Bar</Tab> <Tab>Baz</Tab> </TabList> {/*  <TabPanel/> is the content for the tab.   There should be an equal number of <Tab/> and <TabPanel/> components.  <Tab/> and <TabPanel/> components are tied together by the order in  which they appear. The first (index 0) <Tab/> will be associated with  the <TabPanel/> of the same index. When you run this example with  `selectedIndex` equal to 0, the tab with the label "Foo" will be selected  and the content shown will be "Hello from Foo".   As with <Tab/> the content of <TabPanel/> will be shown as the content.  */} <TabPanel> <h2>Hello from Foo</h2> </TabPanel> <TabPanel> <h2>Hello from Bar</h2> </TabPanel> <TabPanel> <h2>Hello from Baz</h2> </TabPanel> </Tabs> ); } } render(<App/>, document.getElementById('container'));