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/* Copy Text to Clipboard */ | |
import React from 'react'; | |
class CopyExample extends React.Component { | |
constructor(props) { | |
super(props); | |
this.state = { copySuccess: '' } | |
} | |
copyToClipboard = (e) => { | |
this.textArea.select(); | |
document.execCommand('copy'); | |
// This is just personal preference. | |
// I prefer to not show the the whole text area selected. | |
e.target.focus(); | |
this.setState({ copySuccess: 'Copied!' }); | |
}; | |
render() { | |
return ( | |
<div> | |
{ | |
/* Logical shortcut for only displaying the | |
button if the copy command exists */ | |
document.queryCommandSupported('copy') && | |
<div> | |
<button onClick={this.copyToClipboard}>Copy</button> | |
{this.state.copySuccess} | |
</div> | |
} | |
<form> | |
<textarea | |
ref={(textarea) => this.textArea = textarea} | |
value='Some text to copy' | |
/> | |
</form> | |
</div> | |
); | |
} | |
} | |
export default CopyExample; | |
// Update: Rewritten using React Hooks in React 16.7.0-alpha.0 | |
import React, { useRef, useState } from 'react'; | |
export default function CopyExample() { | |
const [copySuccess, setCopySuccess] = useState(''); | |
const textAreaRef = useRef(null); | |
function copyToClipboard(e) { | |
textAreaRef.current.select(); | |
document.execCommand('copy'); | |
// This is just personal preference. | |
// I prefer to not show the the whole text area selected. | |
e.target.focus(); | |
setCopySuccess('Copied!'); | |
}; | |
return ( | |
<div> | |
{ | |
/* Logical shortcut for only displaying the | |
button if the copy command exists */ | |
document.queryCommandSupported('copy') && | |
<div> | |
<button onClick={copyToClipboard}>Copy</button> | |
{copySuccess} | |
</div> | |
} | |
<form> | |
<textarea | |
ref={textAreaRef} | |
value='Some text to copy' | |
/> | |
</form> | |
</div> | |
); | |
} |
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