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ui/docs/content/2.components/input-menu.md
chenying 7e6ba78681 feat(InputMenu/SelectMenu): allow lazy search (#1705)
Co-authored-by: chenying <chenying@addcn.com>
Co-authored-by: Benjamin Canac <canacb1@gmail.com>
2024-04-26 15:43:29 +02:00

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---
title: InputMenu
description: Display an autocomplete input with real-time suggestions.
links:
- label: 'Combobox'
icon: i-simple-icons-headlessui
to: 'https://headlessui.com/vue/combobox'
- label: GitHub
icon: i-simple-icons-github
to: https://github.com/nuxt/ui/blob/dev/src/runtime/components/forms/InputMenu.vue
---
## Usage
The `InputMenu` component renders by default an [Input](/components/input) component and is based on the `ui.input` preset. You can use most of the `Input` props to configure the display such as [color](/components/input#style), [variant](/components/input#style), [size](/components/input#size), [placeholder](/components/input#placeholder), [icon](/components/input#icon), [disabled](/components/input#disabled), etc.
You can use the `ui` prop like the `Input` component to override the default config. The `uiMenu` prop can be used to override the default menu config.
Pass an array of strings or objects to the `options` prop to display in the menu.
::component-example
---
component: 'input-menu-example-basic'
componentProps:
class: 'w-full lg:w-48'
---
::
::callout{icon="i-heroicons-exclamation-triangle"}
This component does not support multiple values. Use the [SelectMenu](/components/select-menu#multiple) component instead.
::
### Objects
You can pass an array of objects to `options` and either compare on the whole object or use the `by` prop to compare on a specific key. You can configure which field will be used to display the label through the `option-attribute` prop that defaults to `label`.
::component-example
---
component: 'input-menu-example-objects'
componentProps:
class: 'w-full lg:w-48'
---
::
Use the `search-attributes` prop with an array of property names to search on each option object. Nested attributes can be accessed using `dot.notation`. When the property value is an array or object, these are cast to string so these can be searched within.
::component-example
---
component: 'input-menu-example-search-attributes'
componentProps:
class: 'w-full lg:w-48'
---
::
If you only want to select a single object property rather than the whole object as value, you can set the `value-attribute` property. This prop defaults to `null`.
::component-example
---
component: 'input-menu-example-objects-value-attribute'
componentProps:
class: 'w-full lg:w-48'
---
::
### Icon
The `InputMenu` has a button on the right to toggle the menu. Use the `trailing-icon` prop to set a different icon or change it globally in `ui.inputMenu.default.trailingIcon`. Defaults to `i-heroicons-chevron-down-20-solid`.
::component-card
---
baseProps:
class: 'w-full lg:w-48'
placeholder: 'Select a person'
options: ['Wade Cooper', 'Arlene Mccoy', 'Devon Webb', 'Tom Cook', 'Tanya Fox', 'Hellen Schmidt', 'Caroline Schultz', 'Mason Heaney', 'Claudie Smitham', 'Emil Schaefer']
props:
trailingIcon: 'i-heroicons-chevron-up-down-20-solid'
excludedProps:
- trailingIcon
---
::
Use the `selected-icon` prop to set a different icon or change it globally in `ui.inputMenu.default.selectedIcon`. Defaults to `i-heroicons-check-20-solid`.
::component-card
---
baseProps:
class: 'w-full lg:w-48'
placeholder: 'Select a person'
options: ['Wade Cooper', 'Arlene Mccoy', 'Devon Webb', 'Tom Cook', 'Tanya Fox', 'Hellen Schmidt', 'Caroline Schultz', 'Mason Heaney', 'Claudie Smitham', 'Emil Schaefer']
props:
selectedIcon: 'i-heroicons-hand-thumb-up-solid'
excludedProps:
- selectedIcon
---
::
::callout{icon="i-heroicons-light-bulb"}
Learn how to customize icons from the [Input](/components/input#icon) component.
::
## Searchable
### Attributes
Use the `search-attributes` prop with an array of property names to search on each option object. Nested attributes can be accessed using `dot.notation`. When the property value is an array or object, these are cast to string so these can be searched within.
::component-example
---
component: 'input-menu-example-search-attributes'
componentProps:
class: 'w-full lg:w-48'
---
::
### Control the query
Use a `v-model:query` to control the search query.
::component-example
---
component: 'input-menu-example-search-query'
componentProps:
class: 'w-full lg:w-48'
---
::
### Async search
Pass a function to the `search` prop to customize the search behavior and filter options according to your needs. The function will receive the query as its first argument and should return an array.
Use the `debounce` prop to adjust the delay of the function.
Use the `searchLazy` prop to control the immediacy of data requests. :u-badge{label="New" class="!rounded-full" variant="subtle"}
::component-example
---
component: 'input-menu-example-search-async'
componentProps:
class: 'w-full lg:w-48'
---
::
## Popper
Use the `popper` prop to customize the popper instance.
### Arrow
:component-example{component="input-menu-example-popper-arrow"}
### Placement
:component-example{component="input-menu-example-popper-placement"}
### Offset
:component-example{component="input-menu-example-popper-offset"}
## Slots
### `option`
Use the `#option` slot to customize the option content. You will have access to the `option`, `active` and `selected` properties in the slot scope.
::component-example
---
component: 'input-menu-example-option-slot'
componentProps:
class: 'w-full lg:w-48'
---
::
### `option-empty`
Use the `#option-empty` slot to customize the content displayed when the `searchable` prop is `true` and there is no options. You will have access to the `query` property in the slot scope.
::component-example
---
component: 'input-menu-example-option-empty-slot'
componentProps:
class: 'w-full lg:w-48'
---
::
### `empty`
Use the `#empty` slot to customize the content displayed when there is no options. Defaults to `No options.`.
::component-example
---
component: 'input-menu-example-empty-slot'
componentProps:
class: 'w-full lg:w-48'
---
::
## Props
:component-props
## Config
::callout{icon="i-heroicons-light-bulb"}
Use the `ui` prop to override the input config and the `uiMenu` prop to override the menu config.
::
::tabs{:selectedIndex="1"}
:component-preset{label="Input (ui)" slug="Input"}
:component-preset{label="InputMenu (uiMenu)"}
::