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Merge pull request #19998 from gitstart/fix/file-control-reset

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Controls: Fix file controls not resetting
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Jeppe Reinhold 2022-12-08 13:41:17 +01:00 committed by GitHub
commit f5aa7bd182
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1 changed files with 11 additions and 1 deletions
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12
code/ui/blocks/src/controls/Files.tsx
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@ -1,5 +1,5 @@
import React, { useEffect, useRef } from 'react';
import type { ChangeEvent, FC } from 'react';
import React from 'react';
import { styled } from '@storybook/theming';
import { Form } from '@storybook/components';
@ -39,6 +39,8 @@ export const FilesControl: FC<FilesControlProps> = ({
accept = 'image/*',
value,
}) => {
const inputElement = useRef<HTMLInputElement>(null);
function handleFileChange(e: ChangeEvent<HTMLInputElement>) {
if (!e.target.files) {
return;
@ -48,8 +50,16 @@ export const FilesControl: FC<FilesControlProps> = ({
revokeOldUrls(value);
}
// Added useEffect hook to reset the file value when value is null
useEffect(() => {
if (value == null && inputElement.current) {
inputElement.current.value = null;
}
}, [value, name]);
return (
<FileInput
ref={inputElement}
id={getControlId(name)}
type="file"
name={name}