420ea9e90e
* Import React a lot * Fix misc. linting concerns * Turn on many recommended lints for `web` package
39 lines
1.5 KiB
TypeScript
39 lines
1.5 KiB
TypeScript
// From: https://stackoverflow.com/a/33928558/1592933
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// Copies a string to the clipboard. Must be called from within an
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// event handler such as click. May return false if it failed, but
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// this is not always possible. Browser support for Chrome 43+,
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// Firefox 42+, Safari 10+, Edge and Internet Explorer 10+.
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// Internet Explorer: The clipboard feature may be disabled by
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// an administrator. By default a prompt is shown the first
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// time the clipboard is used (per session).
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export function copyToClipboard(text: string) {
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if (navigator.clipboard) {
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navigator.clipboard.writeText(text)
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} else if (
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(window as any).clipboardData &&
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(window as any).clipboardData.setData
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) {
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console.log('copy 2')
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// Internet Explorer-specific code path to prevent textarea being shown while dialog is visible.
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return (window as any).clipboardData.setData('Text', text)
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} else if (
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document.queryCommandSupported &&
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document.queryCommandSupported('copy')
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) {
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console.log('copy 3')
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const textarea = document.createElement('textarea')
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textarea.textContent = text
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textarea.style.position = 'fixed' // Prevent scrolling to bottom of page in Microsoft Edge.
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document.body.appendChild(textarea)
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textarea.select()
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try {
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return document.execCommand('copy') // Security exception may be thrown by some browsers.
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} catch (ex) {
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console.warn('Copy to clipboard failed.', ex)
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return prompt('Copy to clipboard: Ctrl+C, Enter', text)
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} finally {
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document.body.removeChild(textarea)
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}
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}
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}
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