carbon-components-svelte/docs/src/pages/components/Dropdown.svx
metonym 233edf3358
docs: add ClickableTile example, notes on keyed props (#1184)
* docs(clickable-tile): add "Prevent default behavior" example

* docs: add note that `items` object requires a unique `id`

* docs: remove note on selectedId

* docs(data-table): explain how header keys work
2022-03-19 10:20:34 -07:00

100 lines
No EOL
2.9 KiB
Text

---
components: ["Dropdown", "DropdownSkeleton"]
---
<script>
import { Dropdown, DropdownSkeleton, InlineNotification } from "carbon-components-svelte";
import Preview from "../../components/Preview.svelte";
</script>
`Dropdown` is keyed for performance reasons.
<InlineNotification svx-ignore lowContrast title="Note:" kind="info" hideCloseButton>
<div class="body-short-01">Every <code>items</code> object must have a unique "id" property.</div>
</InlineNotification>
### Default
<Dropdown titleText="Contact" selectedId="0" items="{[{id: "0", text: "Slack"},
{id: "1", text: "Email"},
{id: "2", text: "Fax"}]}" />
### Custom slot
Override the default slot to customize the display of each item. Access the item and index through the `let:` directive.
<FileSource src="/framed/Dropdown/DropdownSlot" />
### Hidden label
<Dropdown hideLabel titleText="Contact" selectedId="0" items="{[{id: "0", text: "Slack"},
{id: "1", text: "Email"},
{id: "2", text: "Fax"}]}" />
### Format item display text
Use the `itemToString` prop to format the display of individual items.
<Dropdown itemToString={item => {
return item.text + ' (' + item.id +')'
}} titleText="Contact" selectedId="0" items="{[{id: "0", text: "Slack"},
{id: "1", text: "Email"},
{id: "2", text: "Fax"}]}" />
### Multiple dropdowns
<FileSource src="/framed/Dropdown/MultipleDropdown" />
### Top direction
Set `direction` to `"top"` for the dropdown menu to appear above the input.
<Dropdown direction="top" titleText="Contact" selectedId="0" items="{[{id: "0", text: "Slack"},
{id: "1", text: "Email"},
{id: "2", text: "Fax"}]}" />
### Light variant
<Dropdown light titleText="Contact" selectedId="0" items="{[{id: "0", text: "Slack"},
{id: "1", text: "Email"},
{id: "2", text: "Fax"}]}" />
### Inline variant
<Dropdown type="inline" titleText="Contact" selectedId="0" items="{[{id: "0", text: "Slack"},
{id: "1", text: "Email"},
{id: "2", text: "Fax"}]}" />
### Extra-large size
<Dropdown size="xl" titleText="Contact" selectedId="0" items="{[{id: "0", text: "Slack"},
{id: "1", text: "Email"},
{id: "2", text: "Fax"}]}" />
### Small size
<Dropdown size="sm" titleText="Contact" selectedId="0" items="{[{id: "0", text: "Slack"},
{id: "1", text: "Email"},
{id: "2", text: "Fax"}]}" />
### Invalid state
<Dropdown invalid invalidText="Secondary contact method must be different from the primary contact" titleText="Contact" selectedId="0" items="{[{id: "0", text: "Slack"},
{id: "1", text: "Email"},
{id: "2", text: "Fax"}]}" />
### Warning state
<Dropdown warn warnText="This contact method is not associated with your account" titleText="Contact" selectedId="0" items="{[{id: "0", text: "Slack"},
{id: "1", text: "Email"},
{id: "2", text: "Fax"}]}" />
### Disabled state
<Dropdown disabled titleText="Contact" selectedId="0" items="{[{id: "0", text: "Slack"},
{id: "1", text: "Email"},
{id: "2", text: "Fax"}]}" />
### Skeleton
<DropdownSkeleton />