shoelace/docs/components/progress-ring.md

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# Progress Ring
[component-header:sl-progress-ring]
Progress rings are used to show the progress of a determinate operation in a circular fashion.
```html preview
<sl-progress-ring value="25"></sl-progress-ring>
```
```jsx react
import { SlProgressRing } from '@shoelace-style/shoelace/dist/react';
const App = () => <SlProgressRing value="25" />;
```
## Examples
### Size
Use the `--size` custom property to set the diameter of the progress ring.
```html preview
<sl-progress-ring value="50" style="--size: 200px;"></sl-progress-ring>
```
```jsx react
import { SlProgressRing } from '@shoelace-style/shoelace/dist/react';
const App = () => <SlProgressRing value="50" style={{ '--size': '200px' }} />;
```
### Track Width
Use the `--track-width` custom property to set the width of the progress ring's track.
```html preview
<sl-progress-ring value="50" style="--track-width: 10px;"></sl-progress-ring>
```
```jsx react
import { SlProgressRing } from '@shoelace-style/shoelace/dist/react';
const App = () => <SlProgressRing value="50" style={{ '--track-width': '10px' }} />;
```
### Colors
To change the color, use the `--track-color` and `--indicator-color` custom properties.
```html preview
<sl-progress-ring
value="50"
style="
--track-color: pink;
--indicator-color: deeppink;
"
></sl-progress-ring>
```
```jsx react
import { SlProgressRing } from '@shoelace-style/shoelace/dist/react';
const App = () => (
<SlProgressRing
value="50"
style={{
'--track-color': 'pink',
'--indicator-color': 'deeppink'
}}
/>
);
```
### Labels
Use the `label` attribute to label the progress ring and tell assistive devices how to announce it.
```html preview
<sl-progress-ring value="50" label="Upload progress"></sl-progress-ring>
```
```jsx react
import { SlProgressRing } from '@shoelace-style/shoelace/dist/react';
const App = () => <SlProgressRing value="50" label="Upload progress" />;
```
### Showing Values
Use the default slot to show a label inside the progress ring.
```html preview
<sl-progress-ring value="50" class="progress-ring-values" style="margin-bottom: .5rem;">50%</sl-progress-ring>
<br />
<sl-button circle><sl-icon name="dash"></sl-icon></sl-button>
<sl-button circle><sl-icon name="plus"></sl-icon></sl-button>
<script>
const progressRing = document.querySelector('.progress-ring-values');
const subtractButton = progressRing.nextElementSibling.nextElementSibling;
const addButton = subtractButton.nextElementSibling;
addButton.addEventListener('click', () => {
const value = Math.min(100, progressRing.value + 10);
progressRing.value = value;
progressRing.textContent = `${value}%`;
});
subtractButton.addEventListener('click', () => {
const value = Math.max(0, progressRing.value - 10);
progressRing.value = value;
progressRing.textContent = `${value}%`;
});
</script>
```
```jsx react
import { useState } from 'react';
import { SlButton, SlIcon, SlProgressRing } from '@shoelace-style/shoelace/dist/react';
const App = () => {
const [value, setValue] = useState(50);
function adjustValue(amount) {
let newValue = value + amount;
if (newValue < 0) newValue = 0;
if (newValue > 100) newValue = 100;
setValue(newValue);
}
return (
<>
<SlProgressRing value={value} style={{ marginBottom: '.5rem' }}>
{value}%
</SlProgressRing>
<br />
<SlButton circle onClick={() => adjustValue(-10)}>
<SlIcon name="dash" />
</SlButton>
<SlButton circle onClick={() => adjustValue(10)}>
<SlIcon name="plus" />
</SlButton>
</>
);
};
```
[component-metadata:sl-progress-ring]