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我正在使用 reactjs 进行项目,目前我正在使用ant-design表单来选择视频,当用户单击视频然后将视频显示到下方时,我实现了一些逻辑,但是当用户单击删除按钮并选择另一个时,预览视频不会被删除删除按钮。我将分享我的代码,请查看它并请帮助我

谢谢

代码

<PhotoText>Select a Video to Upload</PhotoText>
      <FormItem>
        {getFieldDecorator('video', {
          rules: [
            {
              required: true,
              message: 'Please upload video!',
            },
          ],
        })(
          <Dragger onChange={this.onChange} accept="video/*">
          <p className="ant-upload-drag-icon">
            <Icon type="upload" />
          </p>
          <p className="ant-upload-text">
            Click or drag Video to this area to upload
          </p>
        </Dragger>,
        )}
        { this.state.video ? <video width="350" height="280" style={{width:'450px',marginLeft:'23px'}} src={this.state.video} controls/>  : null }
      </FormItem>
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