shoelace/docs/components/menu-item.md

106 wiersze
3.2 KiB
Markdown
Czysty Zwykły widok Historia

2020-07-15 21:30:37 +00:00
# Menu Item
[component-header:sl-menu-item]
Menu items provide options for the user to pick from in a menu.
```html preview
2021-09-29 12:33:52 +00:00
<sl-menu style="max-width: 200px; border: solid 1px rgb(var(--sl-panel-border-color)); border-radius: var(--sl-border-radius-medium);">
2020-07-15 21:30:37 +00:00
<sl-menu-item>Option 1</sl-menu-item>
<sl-menu-item>Option 2</sl-menu-item>
<sl-menu-item>Option 3</sl-menu-item>
2021-09-29 12:03:03 +00:00
<sl-divider></sl-divider>
2020-07-15 21:30:37 +00:00
<sl-menu-item checked>Checked</sl-menu-item>
<sl-menu-item disabled>Disabled</sl-menu-item>
2021-09-29 12:03:03 +00:00
<sl-divider></sl-divider>
2020-07-15 21:30:37 +00:00
<sl-menu-item>
Prefix Icon
<sl-icon slot="prefix" name="gift"></sl-icon>
</sl-menu-item>
<sl-menu-item>
Suffix Icon
<sl-icon slot="suffix" name="heart"></sl-icon>
</sl-menu-item>
</sl-menu>
```
2021-09-29 12:33:52 +00:00
## Examples
### Checked
Use the `checked` attribute to draw menu items in a checked state.
```html preview
<sl-menu style="max-width: 200px; border: solid 1px rgb(var(--sl-panel-border-color)); border-radius: var(--sl-border-radius-medium);">
<sl-menu-item>Option 1</sl-menu-item>
<sl-menu-item checked>Option 2</sl-menu-item>
<sl-menu-item>Option 3</sl-menu-item>
</sl-menu>
```
### Disabled
Add the `disabled` attribute to disable the menu item so it cannot be selected.
```html preview
<sl-menu style="max-width: 200px; border: solid 1px rgb(var(--sl-panel-border-color)); border-radius: var(--sl-border-radius-medium);">
<sl-menu-item>Option 1</sl-menu-item>
<sl-menu-item disabled>Option 2</sl-menu-item>
<sl-menu-item>Option 3</sl-menu-item>
</sl-menu>
```
### Prefix & Suffix
Add content to the start and end of menu items using the `prefix` and `suffix` slots.
```html preview
<sl-menu style="max-width: 200px; border: solid 1px rgb(var(--sl-panel-border-color)); border-radius: var(--sl-border-radius-medium);">
<sl-menu-item>
<sl-icon slot="prefix" name="house"></sl-icon>
Home
</sl-menu-item>
<sl-menu-item>
<sl-icon slot="prefix" name="envelope"></sl-icon>
Messages
<sl-badge slot="suffix" type="primary" pill>12</sl-badge>
</sl-menu-item>
<sl-divider></sl-divider>
<sl-menu-item>
<sl-icon slot="prefix" name="gear"></sl-icon>
Settings
</sl-menu-item>
</sl-menu>
```
### Value & Selection
The `value` attribute can be used to assign a hidden value, such as a unique identifier, to a menu item. When an item is selected, the `sl-select` event will be emitted and a reference to the item will be available at `event.detail.item`. You can use this reference to access the selected item's value, its checked state, and more.
```html preview
<sl-menu class="menu-value" style="max-width: 200px; border: solid 1px rgb(var(--sl-panel-border-color)); border-radius: var(--sl-border-radius-medium);">
<sl-menu-item value="opt-1">Option 1</sl-menu-item>
<sl-menu-item value="opt-2">Option 2</sl-menu-item>
<sl-menu-item value="opt-3">Option 3</sl-menu-item>
</sl-menu>
<script>
const menu = document.querySelector('.menu-value');
menu.addEventListener('sl-select', event => {
const item = event.detail.item;
// Toggle checked state
item.checked = !item.checked;
// Log value
console.log(`Selected value: ${item.value}`);
});
</script>
```
2020-07-15 21:30:37 +00:00
[component-metadata:sl-menu-item]