Utilisation
Utilisez le composant Arbre pour afficher une structure hiérarchique des éléments.
<script setup lang="ts">
import type { TreeItem } from '@nuxt/ui'
const items = ref<TreeItem[]>([
{
label: 'app/',
defaultExpanded: true,
children: [
{
label: 'composables/',
children: [
{
label: 'useAuth.ts',
icon: 'i-vscode-icons-file-type-typescript'
},
{
label: 'useUser.ts',
icon: 'i-vscode-icons-file-type-typescript'
}
]
},
{
label: 'components/',
defaultExpanded: true,
children: [
{
label: 'Card.vue',
icon: 'i-vscode-icons-file-type-vue'
},
{
label: 'Button.vue',
icon: 'i-vscode-icons-file-type-vue'
}
]
}
]
},
{
label: 'app.vue',
icon: 'i-vscode-icons-file-type-vue'
},
{
label: 'nuxt.config.ts',
icon: 'i-vscode-icons-file-type-nuxt'
}
])
</script>
<template>
<UTree :items="items" />
</template><script setup lang="ts">
import { ref } from 'vue'
import type { TreeItem } from '@nuxt/ui'
const items = ref<TreeItem[]>([
{
label: 'app/',
defaultExpanded: true,
children: [
{
label: 'composables/',
children: [
{
label: 'useAuth.ts',
icon: 'i-vscode-icons-file-type-typescript'
},
{
label: 'useUser.ts',
icon: 'i-vscode-icons-file-type-typescript'
}
]
},
{
label: 'components/',
defaultExpanded: true,
children: [
{
label: 'Card.vue',
icon: 'i-vscode-icons-file-type-vue'
},
{
label: 'Button.vue',
icon: 'i-vscode-icons-file-type-vue'
}
]
}
]
},
{
label: 'app.vue',
icon: 'i-vscode-icons-file-type-vue'
},
{
label: 'nuxt.config.ts',
icon: 'i-vscode-icons-file-type-nuxt'
}
])
</script>
<template>
<UTree :items="items" />
</template>Éléments
Utilisez le prop items comme un tableau d'objets avec les propriétés suivantes:
- x
icon?: stringxx{lang="ts-type"} - x
label?: stringx{lang="ts-type"} - x
trailingIcon?: stringx{lang="ts-type"} - x
defaultExpanded?: booleanx{lang="ts-type"} - x
disabled?: booleanx{lang="ts-type"} - xx
slot?: stringxx{lang="ts-type"} - x
children?: TreeItem[]xx{lang="ts-type"} - xx
onToggle?: (e: TreeItemToggleEvent<TreeItem>) => voidxx{lang="ts-type"} - x
onSelect?: (e: TreeItemSelectEvent<TreeItem>) => voidxx{lang="ts-type"} - x
class?: anyx{lang="ts-type"} - x
ui?: { item?: ClassNameValue, itemWithChildren?: ClassNameValue, link?: ClassNameValue, linkLeadingIcon?: ClassNameValue, linkLabel?: ClassNameValue, linkTrailing?: ClassNameValue, linkTrailingIcon?: ClassNameValue, listWithChildren?: ClassNameValue }xx{lang="ts-type"}
label comme identifiant si aucun get-key n'est fourni. Idéalement, vous devriez fournir une prop de fonction get-key pour renvoyer un identifiant unique. Vous pouvez également utiliser la prop labelKey pour spécifier quelle propriété utiliser comme identifiant unique.<script setup lang="ts">
import type { TreeItem } from '@nuxt/ui'
const items = ref<TreeItem[]>([
{
label: 'app/',
defaultExpanded: true,
children: [
{
label: 'composables/',
children: [
{
label: 'useAuth.ts',
icon: 'i-vscode-icons-file-type-typescript'
},
{
label: 'useUser.ts',
icon: 'i-vscode-icons-file-type-typescript'
}
]
},
{
label: 'components/',
defaultExpanded: true,
children: [
{
label: 'Card.vue',
icon: 'i-vscode-icons-file-type-vue'
},
{
label: 'Button.vue',
icon: 'i-vscode-icons-file-type-vue'
}
]
}
]
},
{
label: 'app.vue',
icon: 'i-vscode-icons-file-type-vue'
},
{
label: 'nuxt.config.ts',
icon: 'i-vscode-icons-file-type-nuxt'
}
])
</script>
<template>
<UTree :items="items" />
</template><script setup lang="ts">
import { ref } from 'vue'
import type { TreeItem } from '@nuxt/ui'
const items = ref<TreeItem[]>([
{
label: 'app/',
defaultExpanded: true,
children: [
{
label: 'composables/',
children: [
{
label: 'useAuth.ts',
icon: 'i-vscode-icons-file-type-typescript'
},
{
label: 'useUser.ts',
icon: 'i-vscode-icons-file-type-typescript'
}
]
},
{
label: 'components/',
defaultExpanded: true,
children: [
{
label: 'Card.vue',
icon: 'i-vscode-icons-file-type-vue'
},
{
label: 'Button.vue',
icon: 'i-vscode-icons-file-type-vue'
}
]
}
]
},
{
label: 'app.vue',
icon: 'i-vscode-icons-file-type-vue'
},
{
label: 'nuxt.config.ts',
icon: 'i-vscode-icons-file-type-nuxt'
}
])
</script>
<template>
<UTree :items="items" />
</template>Multiple
Utilisez le prop multiple pour permettre plusieurs sélections d'éléments.
<script setup lang="ts">
import type { TreeItem } from '@nuxt/ui'
const items = ref<TreeItem[]>([
{
label: 'app/',
defaultExpanded: true,
children: [
{
label: 'composables/',
children: [
{
label: 'useAuth.ts',
icon: 'i-vscode-icons-file-type-typescript'
},
{
label: 'useUser.ts',
icon: 'i-vscode-icons-file-type-typescript'
}
]
},
{
label: 'components/',
defaultExpanded: true,
children: [
{
label: 'Card.vue',
icon: 'i-vscode-icons-file-type-vue'
},
{
label: 'Button.vue',
icon: 'i-vscode-icons-file-type-vue'
}
]
}
]
},
{
label: 'app.vue',
icon: 'i-vscode-icons-file-type-vue'
},
{
label: 'nuxt.config.ts',
icon: 'i-vscode-icons-file-type-nuxt'
}
])
</script>
<template>
<UTree multiple :items="items" />
</template><script setup lang="ts">
import { ref } from 'vue'
import type { TreeItem } from '@nuxt/ui'
const items = ref<TreeItem[]>([
{
label: 'app/',
defaultExpanded: true,
children: [
{
label: 'composables/',
children: [
{
label: 'useAuth.ts',
icon: 'i-vscode-icons-file-type-typescript'
},
{
label: 'useUser.ts',
icon: 'i-vscode-icons-file-type-typescript'
}
]
},
{
label: 'components/',
defaultExpanded: true,
children: [
{
label: 'Card.vue',
icon: 'i-vscode-icons-file-type-vue'
},
{
label: 'Button.vue',
icon: 'i-vscode-icons-file-type-vue'
}
]
}
]
},
{
label: 'app.vue',
icon: 'i-vscode-icons-file-type-vue'
},
{
label: 'nuxt.config.ts',
icon: 'i-vscode-icons-file-type-nuxt'
}
])
</script>
<template>
<UTree multiple :items="items" />
</template>Référence: badgexph146X
Utilisez la prop nested pour contrôler si l'arbre est rendu avec une structure imbriquée ou comme une liste plate.
<script setup lang="ts">
import type { TreeItem } from '@nuxt/ui'
const items = ref<TreeItem[]>([
{
label: 'app/',
defaultExpanded: true,
children: [
{
label: 'composables/',
children: [
{
label: 'useAuth.ts',
icon: 'i-vscode-icons-file-type-typescript'
},
{
label: 'useUser.ts',
icon: 'i-vscode-icons-file-type-typescript'
}
]
},
{
label: 'components/',
defaultExpanded: true,
children: [
{
label: 'Card.vue',
icon: 'i-vscode-icons-file-type-vue'
},
{
label: 'Button.vue',
icon: 'i-vscode-icons-file-type-vue'
}
]
}
]
},
{
label: 'app.vue',
icon: 'i-vscode-icons-file-type-vue'
},
{
label: 'nuxt.config.ts',
icon: 'i-vscode-icons-file-type-nuxt'
}
])
</script>
<template>
<UTree :nested="false" :items="items" />
</template><script setup lang="ts">
import { ref } from 'vue'
import type { TreeItem } from '@nuxt/ui'
const items = ref<TreeItem[]>([
{
label: 'app/',
defaultExpanded: true,
children: [
{
label: 'composables/',
children: [
{
label: 'useAuth.ts',
icon: 'i-vscode-icons-file-type-typescript'
},
{
label: 'useUser.ts',
icon: 'i-vscode-icons-file-type-typescript'
}
]
},
{
label: 'components/',
defaultExpanded: true,
children: [
{
label: 'Card.vue',
icon: 'i-vscode-icons-file-type-vue'
},
{
label: 'Button.vue',
icon: 'i-vscode-icons-file-type-vue'
}
]
}
]
},
{
label: 'app.vue',
icon: 'i-vscode-icons-file-type-vue'
},
{
label: 'nuxt.config.ts',
icon: 'i-vscode-icons-file-type-nuxt'
}
])
</script>
<template>
<UTree :nested="false" :items="items" />
</template>nested est false, tous les éléments sont rendus au même niveau avec une indentation pour indiquer la hiérarchie.couleur
Utilisez le prop color pour changer la couleur de l'arbre.
<script setup lang="ts">
import type { TreeItem } from '@nuxt/ui'
const items = ref<TreeItem[]>([
{
label: 'app/',
defaultExpanded: true,
children: [
{
label: 'composables/',
children: [
{
label: 'useAuth.ts',
icon: 'i-vscode-icons-file-type-typescript'
},
{
label: 'useUser.ts',
icon: 'i-vscode-icons-file-type-typescript'
}
]
},
{
label: 'components/',
defaultExpanded: true,
children: [
{
label: 'Card.vue',
icon: 'i-vscode-icons-file-type-vue'
},
{
label: 'Button.vue',
icon: 'i-vscode-icons-file-type-vue'
}
]
}
]
},
{
label: 'app.vue',
icon: 'i-vscode-icons-file-type-vue'
},
{
label: 'nuxt.config.ts',
icon: 'i-vscode-icons-file-type-nuxt'
}
])
</script>
<template>
<UTree color="neutral" :items="items" />
</template><script setup lang="ts">
import { ref } from 'vue'
import type { TreeItem } from '@nuxt/ui'
const items = ref<TreeItem[]>([
{
label: 'app/',
defaultExpanded: true,
children: [
{
label: 'composables/',
children: [
{
label: 'useAuth.ts',
icon: 'i-vscode-icons-file-type-typescript'
},
{
label: 'useUser.ts',
icon: 'i-vscode-icons-file-type-typescript'
}
]
},
{
label: 'components/',
defaultExpanded: true,
children: [
{
label: 'Card.vue',
icon: 'i-vscode-icons-file-type-vue'
},
{
label: 'Button.vue',
icon: 'i-vscode-icons-file-type-vue'
}
]
}
]
},
{
label: 'app.vue',
icon: 'i-vscode-icons-file-type-vue'
},
{
label: 'nuxt.config.ts',
icon: 'i-vscode-icons-file-type-nuxt'
}
])
</script>
<template>
<UTree color="neutral" :items="items" />
</template>Size
Utilisez le prop size pour modifier la taille de l'arbre.
<script setup lang="ts">
import type { TreeItem } from '@nuxt/ui'
const items = ref<TreeItem[]>([
{
label: 'app/',
defaultExpanded: true,
children: [
{
label: 'composables/',
children: [
{
label: 'useAuth.ts',
icon: 'i-vscode-icons-file-type-typescript'
},
{
label: 'useUser.ts',
icon: 'i-vscode-icons-file-type-typescript'
}
]
},
{
label: 'components/',
defaultExpanded: true,
children: [
{
label: 'Card.vue',
icon: 'i-vscode-icons-file-type-vue'
},
{
label: 'Button.vue',
icon: 'i-vscode-icons-file-type-vue'
}
]
}
]
},
{
label: 'app.vue',
icon: 'i-vscode-icons-file-type-vue'
},
{
label: 'nuxt.config.ts',
icon: 'i-vscode-icons-file-type-nuxt'
}
])
</script>
<template>
<UTree size="xl" :items="items" />
</template><script setup lang="ts">
import { ref } from 'vue'
import type { TreeItem } from '@nuxt/ui'
const items = ref<TreeItem[]>([
{
label: 'app/',
defaultExpanded: true,
children: [
{
label: 'composables/',
children: [
{
label: 'useAuth.ts',
icon: 'i-vscode-icons-file-type-typescript'
},
{
label: 'useUser.ts',
icon: 'i-vscode-icons-file-type-typescript'
}
]
},
{
label: 'components/',
defaultExpanded: true,
children: [
{
label: 'Card.vue',
icon: 'i-vscode-icons-file-type-vue'
},
{
label: 'Button.vue',
icon: 'i-vscode-icons-file-type-vue'
}
]
}
]
},
{
label: 'app.vue',
icon: 'i-vscode-icons-file-type-vue'
},
{
label: 'nuxt.config.ts',
icon: 'i-vscode-icons-file-type-nuxt'
}
])
</script>
<template>
<UTree size="xl" :items="items" />
</template>Icône ### Trailing
Utilisez la prop trailing-icon pour personnaliser le Icon de fin d'un nœud parent.
<script setup lang="ts">
import type { TreeItem } from '@nuxt/ui'
const items = ref<TreeItem[]>([
{
label: 'app/',
defaultExpanded: true,
children: [
{
label: 'composables/',
trailingIcon: 'i-lucide-chevron-down',
children: [
{
label: 'useAuth.ts',
icon: 'i-vscode-icons-file-type-typescript'
},
{
label: 'useUser.ts',
icon: 'i-vscode-icons-file-type-typescript'
}
]
},
{
label: 'components/',
defaultExpanded: true,
children: [
{
label: 'Card.vue',
icon: 'i-vscode-icons-file-type-vue'
},
{
label: 'Button.vue',
icon: 'i-vscode-icons-file-type-vue'
}
]
}
]
},
{
label: 'app.vue',
icon: 'i-vscode-icons-file-type-vue'
},
{
label: 'nuxt.config.ts',
icon: 'i-vscode-icons-file-type-nuxt'
}
])
</script>
<template>
<UTree trailing-icon="i-lucide-arrow-down" :items="items" />
</template><script setup lang="ts">
import { ref } from 'vue'
import type { TreeItem } from '@nuxt/ui'
const items = ref<TreeItem[]>([
{
label: 'app/',
defaultExpanded: true,
children: [
{
label: 'composables/',
trailingIcon: 'i-lucide-chevron-down',
children: [
{
label: 'useAuth.ts',
icon: 'i-vscode-icons-file-type-typescript'
},
{
label: 'useUser.ts',
icon: 'i-vscode-icons-file-type-typescript'
}
]
},
{
label: 'components/',
defaultExpanded: true,
children: [
{
label: 'Card.vue',
icon: 'i-vscode-icons-file-type-vue'
},
{
label: 'Button.vue',
icon: 'i-vscode-icons-file-type-vue'
}
]
}
]
},
{
label: 'app.vue',
icon: 'i-vscode-icons-file-type-vue'
},
{
label: 'nuxt.config.ts',
icon: 'i-vscode-icons-file-type-nuxt'
}
])
</script>
<template>
<UTree trailing-icon="i-lucide-arrow-down" :items="items" />
</template>app.config.ts sous la touche ui.icons.chevronDown.vite.config.ts sous la touche ui.icons.chevronDown.Expanded Icon (Icône étendue)
Utilisez les accessoires expanded-icon et collapsed-icon pour personnaliser les icônes d'un nœud parent lorsqu 'il est développé ou réduit. Par défaut, i-lucide-folder-open et i-lucide-folder respectivement.
<script setup lang="ts">
import type { TreeItem } from '@nuxt/ui'
const items = ref<TreeItem[]>([
{
label: 'app/',
defaultExpanded: true,
children: [
{
label: 'composables/',
children: [
{
label: 'useAuth.ts',
icon: 'i-vscode-icons-file-type-typescript'
},
{
label: 'useUser.ts',
icon: 'i-vscode-icons-file-type-typescript'
}
]
},
{
label: 'components/',
defaultExpanded: true,
children: [
{
label: 'Card.vue',
icon: 'i-vscode-icons-file-type-vue'
},
{
label: 'Button.vue',
icon: 'i-vscode-icons-file-type-vue'
}
]
}
]
},
{
label: 'app.vue',
icon: 'i-vscode-icons-file-type-vue'
},
{
label: 'nuxt.config.ts',
icon: 'i-vscode-icons-file-type-nuxt'
}
])
</script>
<template>
<UTree expanded-icon="i-lucide-book-open" collapsed-icon="i-lucide-book" :items="items" />
</template><script setup lang="ts">
import { ref } from 'vue'
import type { TreeItem } from '@nuxt/ui'
const items = ref<TreeItem[]>([
{
label: 'app/',
defaultExpanded: true,
children: [
{
label: 'composables/',
children: [
{
label: 'useAuth.ts',
icon: 'i-vscode-icons-file-type-typescript'
},
{
label: 'useUser.ts',
icon: 'i-vscode-icons-file-type-typescript'
}
]
},
{
label: 'components/',
defaultExpanded: true,
children: [
{
label: 'Card.vue',
icon: 'i-vscode-icons-file-type-vue'
},
{
label: 'Button.vue',
icon: 'i-vscode-icons-file-type-vue'
}
]
}
]
},
{
label: 'app.vue',
icon: 'i-vscode-icons-file-type-vue'
},
{
label: 'nuxt.config.ts',
icon: 'i-vscode-icons-file-type-nuxt'
}
])
</script>
<template>
<UTree expanded-icon="i-lucide-book-open" collapsed-icon="i-lucide-book" :items="items" />
</template>app.config.ts sous les touches ui.icons.folder et ui.icons.folderOpen.vite.config.ts sous les touches ui.icons.folder et ui.icons.folderOpen.Disabled
Utilisez le prop disabled pour empêcher toute interaction de l'utilisateur avec l'arbre.
<script setup lang="ts">
import type { TreeItem } from '@nuxt/ui'
const items = ref<TreeItem[]>([
{
label: 'app',
icon: 'i-lucide-folder',
defaultExpanded: true,
children: [
{
label: 'composables',
icon: 'i-lucide-folder',
children: [
{
label: 'useAuth.ts',
icon: 'i-vscode-icons-file-type-typescript'
},
{
label: 'useUser.ts',
icon: 'i-vscode-icons-file-type-typescript'
}
]
},
{
label: 'components',
icon: 'i-lucide-folder',
children: [
{
label: 'Home',
icon: 'i-lucide-folder',
children: [
{
label: 'Card.vue',
icon: 'i-vscode-icons-file-type-vue'
},
{
label: 'Button.vue',
icon: 'i-vscode-icons-file-type-vue'
}
]
}
]
}
]
},
{
label: 'app.vue',
icon: 'i-vscode-icons-file-type-vue'
},
{
label: 'nuxt.config.ts',
icon: 'i-vscode-icons-file-type-nuxt'
}
])
</script>
<template>
<UTree disabled :items="items" />
</template><script setup lang="ts">
import { ref } from 'vue'
import type { TreeItem } from '@nuxt/ui'
const items = ref<TreeItem[]>([
{
label: 'app',
icon: 'i-lucide-folder',
defaultExpanded: true,
children: [
{
label: 'composables',
icon: 'i-lucide-folder',
children: [
{
label: 'useAuth.ts',
icon: 'i-vscode-icons-file-type-typescript'
},
{
label: 'useUser.ts',
icon: 'i-vscode-icons-file-type-typescript'
}
]
},
{
label: 'components',
icon: 'i-lucide-folder',
children: [
{
label: 'Home',
icon: 'i-lucide-folder',
children: [
{
label: 'Card.vue',
icon: 'i-vscode-icons-file-type-vue'
},
{
label: 'Button.vue',
icon: 'i-vscode-icons-file-type-vue'
}
]
}
]
}
]
},
{
label: 'app.vue',
icon: 'i-vscode-icons-file-type-vue'
},
{
label: 'nuxt.config.ts',
icon: 'i-vscode-icons-file-type-nuxt'
}
])
</script>
<template>
<UTree disabled :items="items" />
</template>item.disabled.exemples
Control élément sélectionné (s)
Vous pouvez contrôler le ou les éléments sélectionnés en utilisant la prop default-value ou la directive v-model.
<script setup lang="ts">
import type { TreeItem } from '@nuxt/ui'
const items: TreeItem[] = [
{
label: 'app/',
defaultExpanded: true,
children: [
{
label: 'composables/',
children: [
{ label: 'useAuth.ts', icon: 'i-vscode-icons-file-type-typescript' },
{ label: 'useUser.ts', icon: 'i-vscode-icons-file-type-typescript' }
]
},
{
label: 'components/',
defaultExpanded: true,
children: [
{ label: 'Card.vue', icon: 'i-vscode-icons-file-type-vue' },
{ label: 'Button.vue', icon: 'i-vscode-icons-file-type-vue' }
]
}
]
},
{ label: 'app.vue', icon: 'i-vscode-icons-file-type-vue' },
{ label: 'nuxt.config.ts', icon: 'i-vscode-icons-file-type-nuxt' }
]
const value = ref()
</script>
<template>
<UTree v-model="value" :items="items" />
</template>
<script setup lang="ts">
import { ref } from 'vue'
import type { TreeItem } from '@nuxt/ui'
const items: TreeItem[] = [
{
label: 'app/',
defaultExpanded: true,
children: [
{
label: 'composables/',
children: [
{ label: 'useAuth.ts', icon: 'i-vscode-icons-file-type-typescript' },
{ label: 'useUser.ts', icon: 'i-vscode-icons-file-type-typescript' }
]
},
{
label: 'components/',
defaultExpanded: true,
children: [
{ label: 'Card.vue', icon: 'i-vscode-icons-file-type-vue' },
{ label: 'Button.vue', icon: 'i-vscode-icons-file-type-vue' }
]
}
]
},
{ label: 'app.vue', icon: 'i-vscode-icons-file-type-vue' },
{ label: 'nuxt.config.ts', icon: 'i-vscode-icons-file-type-nuxt' }
]
const value = ref()
</script>
<template>
<UTree v-model="value" :items="items" />
</template>
get-key pour modifier la fonction utilisée pour obtenir la clé unique de chaque élément lorsqu 'un v-model ou default-value est fourni.Si vous souhaitez empêcher la sélection d'un élément, vous pouvez utiliser la propriété item.onSelect() ou l'événement global select:
<script setup lang="ts">
import type { TreeItemSelectEvent } from 'reka-ui'
import type { TreeItem } from '@nuxt/ui'
const items: TreeItem[] = [
{
label: 'app/',
defaultExpanded: true,
onSelect: (e: Event) => {
e.preventDefault()
},
children: [
{
label: 'composables/',
children: [
{ label: 'useAuth.ts', icon: 'i-vscode-icons-file-type-typescript' },
{ label: 'useUser.ts', icon: 'i-vscode-icons-file-type-typescript' }
]
},
{
label: 'components/',
defaultExpanded: true,
children: [
{ label: 'Card.vue', icon: 'i-vscode-icons-file-type-vue' },
{ label: 'Button.vue', icon: 'i-vscode-icons-file-type-vue' }
]
}
]
},
{ label: 'app.vue', icon: 'i-vscode-icons-file-type-vue' },
{ label: 'nuxt.config.ts', icon: 'i-vscode-icons-file-type-nuxt' }
]
function onSelect(e: TreeItemSelectEvent<TreeItem>) {
if (e.detail.originalEvent.type === 'click') {
e.preventDefault()
}
}
</script>
<template>
<UTree :items="items" @select="onSelect" />
</template>
Control éléments étendus
Vous pouvez contrôler les éléments développés à l'aide de la prop default-expanded ou de la directive v-model.
<script setup lang="ts">
import type { TreeItem } from '@nuxt/ui'
const items = [
{
label: 'app/',
id: 'app',
children: [
{
label: 'composables/',
id: 'app/composables',
children: [
{ label: 'useAuth.ts', icon: 'i-vscode-icons-file-type-typescript' },
{ label: 'useUser.ts', icon: 'i-vscode-icons-file-type-typescript' }
]
},
{
label: 'components/',
id: 'app/components',
children: [
{ label: 'Card.vue', icon: 'i-vscode-icons-file-type-vue' },
{ label: 'Button.vue', icon: 'i-vscode-icons-file-type-vue' }
]
}
]
},
{ label: 'app.vue', id: 'app.vue', icon: 'i-vscode-icons-file-type-vue' },
{ label: 'nuxt.config.ts', id: 'nuxt.config.ts', icon: 'i-vscode-icons-file-type-nuxt' }
] satisfies TreeItem[]
const expanded = ref(['app', 'app/composables'])
</script>
<template>
<UTree v-model:expanded="expanded" :items="items" :get-key="i => i.id" />
</template>
<script setup lang="ts">
import { ref } from 'vue'
import type { TreeItem } from '@nuxt/ui'
const items = [
{
label: 'app/',
id: 'app',
children: [
{
label: 'composables/',
id: 'app/composables',
children: [
{ label: 'useAuth.ts', icon: 'i-vscode-icons-file-type-typescript' },
{ label: 'useUser.ts', icon: 'i-vscode-icons-file-type-typescript' }
]
},
{
label: 'components/',
id: 'app/components',
children: [
{ label: 'Card.vue', icon: 'i-vscode-icons-file-type-vue' },
{ label: 'Button.vue', icon: 'i-vscode-icons-file-type-vue' }
]
}
]
},
{ label: 'app.vue', id: 'app.vue', icon: 'i-vscode-icons-file-type-vue' },
{ label: 'nuxt.config.ts', id: 'nuxt.config.ts', icon: 'i-vscode-icons-file-type-nuxt' }
] satisfies TreeItem[]
const expanded = ref(['app', 'app/composables'])
</script>
<template>
<UTree v-model:expanded="expanded" :items="items" :get-key="i => i.id" />
</template>
Si vous souhaitez empêcher l'extension d'un élément, vous pouvez utiliser la propriété item.onToggle() ou l'événement global toggle:
<script setup lang="ts">
import type { TreeItemToggleEvent } from 'reka-ui'
import type { TreeItem } from '@nuxt/ui'
const items: TreeItem[] = [
{
label: 'app/',
defaultExpanded: true,
onToggle: (e: Event) => {
e.preventDefault()
},
children: [
{
label: 'composables/',
children: [
{ label: 'useAuth.ts', icon: 'i-vscode-icons-file-type-typescript' },
{ label: 'useUser.ts', icon: 'i-vscode-icons-file-type-typescript' }
]
},
{
label: 'components/',
defaultExpanded: true,
children: [
{ label: 'Card.vue', icon: 'i-vscode-icons-file-type-vue' },
{ label: 'Button.vue', icon: 'i-vscode-icons-file-type-vue' }
]
}
]
},
{ label: 'app.vue', icon: 'i-vscode-icons-file-type-vue' },
{ label: 'nuxt.config.ts', icon: 'i-vscode-icons-file-type-nuxt' }
]
function onToggle(e: TreeItemToggleEvent<TreeItem>) {
if (e.detail.originalEvent.type === 'keydown') {
e.preventDefault()
}
}
</script>
<template>
<UTree :items="items" @toggle="onToggle" />
</template>
Avec case à cocher dans les éléments: badge{label="4.1+" class="align-text-top"}
Vous pouvez utiliser l'emplacement item-leading pour ajouter un Checkbox aux éléments. Utilisez les accessoires multiple, propagate-select et bubble-select pour activer la sélection multiple avec relation parent-enfant et les événements select et toggle pour contrôler l'état sélectionné et étendu des éléments.
- app/
- composables/
- components/
- Card.vue
- Button.vue
- app.vue
- nuxt.config.ts
<script setup lang="ts">
import type { TreeItemSelectEvent } from 'reka-ui'
import type { TreeItem } from '@nuxt/ui'
const items: TreeItem[] = [
{
label: 'app/',
defaultExpanded: true,
children: [
{
label: 'composables/',
children: [
{ label: 'useAuth.ts' },
{ label: 'useUser.ts' }
]
},
{
label: 'components/',
defaultExpanded: true,
children: [
{ label: 'Card.vue' },
{ label: 'Button.vue' }
]
}
]
},
{ label: 'app.vue' },
{ label: 'nuxt.config.ts' }
]
const value = ref<(typeof items)>([])
function onSelect(e: TreeItemSelectEvent<TreeItem>) {
if (e.detail.originalEvent.type === 'click') {
e.preventDefault()
}
}
</script>
<template>
<UTree
v-model="value"
:as="{ link: 'div' }"
:items="items"
multiple
propagate-select
bubble-select
@select="onSelect"
>
<template #item-leading="{ selected, indeterminate, handleSelect }">
<UCheckbox
:model-value="indeterminate ? 'indeterminate' : selected"
tabindex="-1"
@change="handleSelect"
@click.stop
/>
</template>
</UTree>
</template>
<script setup lang="ts">
import { ref } from 'vue'
import type { TreeItemSelectEvent } from 'reka-ui'
import type { TreeItem } from '@nuxt/ui'
const items: TreeItem[] = [
{
label: 'app/',
defaultExpanded: true,
children: [
{
label: 'composables/',
children: [
{ label: 'useAuth.ts' },
{ label: 'useUser.ts' }
]
},
{
label: 'components/',
defaultExpanded: true,
children: [
{ label: 'Card.vue' },
{ label: 'Button.vue' }
]
}
]
},
{ label: 'app.vue' },
{ label: 'nuxt.config.ts' }
]
const value = ref<(typeof items)>([])
function onSelect(e: TreeItemSelectEvent<TreeItem>) {
if (e.detail.originalEvent.type === 'click') {
e.preventDefault()
}
}
</script>
<template>
<UTree
v-model="value"
:as="{ link: 'div' }"
:items="items"
multiple
propagate-select
bubble-select
@select="onSelect"
>
<template #item-leading="{ selected, indeterminate, handleSelect }">
<UCheckbox
:model-value="indeterminate ? 'indeterminate' : selected"
tabindex="-1"
@change="handleSelect"
@click.stop
/>
</template>
</UTree>
</template>
as pour changer les éléments de button à div car le Checkbox est également rendu en tant que button.Avec glisser-déposer: badge{label="4.1+" class="align-text-top"}
Utilisez le composable useSortable de @vueuse/integrations pour activer la fonctionnalité de glisser-déposer sur l'arbre. Cette intégration enveloppe Sortable.js pour fournir une expérience de glisser-déposer transparente.
<script setup lang="ts">
import type { TreeItem } from '@nuxt/ui'
import { useSortable } from '@vueuse/integrations/useSortable'
const items = shallowRef<TreeItem[]>([
{
label: 'app/',
defaultExpanded: true,
children: [
{
label: 'composables/',
children: [
{ label: 'useAuth.ts', icon: 'i-vscode-icons-file-type-typescript' },
{ label: 'useUser.ts', icon: 'i-vscode-icons-file-type-typescript' }
]
},
{
label: 'components/',
defaultExpanded: true,
children: [
{ label: 'Card.vue', icon: 'i-vscode-icons-file-type-vue' },
{ label: 'Button.vue', icon: 'i-vscode-icons-file-type-vue' }
]
}
]
},
{ label: 'app.vue', icon: 'i-vscode-icons-file-type-vue' },
{ label: 'nuxt.config.ts', icon: 'i-vscode-icons-file-type-nuxt' }
])
function flatten(
items: TreeItem[],
parent = items
): { item: TreeItem; parent: TreeItem[]; index: number }[] {
return items.flatMap((item, index) => [
{ item, parent, index },
...(item.children?.length && item.defaultExpanded ? flatten(item.children, item.children) : [])
])
}
function moveItem(oldIndex: number, newIndex: number) {
if (oldIndex === newIndex) return
const flat = flatten(items.value)
const source = flat[oldIndex]
const target = flat[newIndex]
if (!source || !target) return
const [moved] = source.parent.splice(source.index, 1)
if (!moved) return
const updatedFlat = flatten(items.value)
const updatedTarget = updatedFlat.find(({ item }) => item === target.item)
if (!updatedTarget) return
const insertIndex = oldIndex < newIndex ? updatedTarget.index + 1 : updatedTarget.index
updatedTarget.parent.splice(insertIndex, 0, moved)
}
const tree = useTemplateRef<HTMLElement>('tree')
useSortable(tree, items, {
animation: 150,
ghostClass: 'opacity-50',
onUpdate: (e: any) => moveItem(e.oldIndex, e.newIndex)
})
</script>
<template>
<UTree ref="tree" :nested="false" :unmount-on-hide="false" :items="items" />
</template><script setup lang="ts">
import { shallowRef, useTemplateRef } from 'vue'
import type { TreeItem } from '@nuxt/ui'
import { useSortable } from '@vueuse/integrations/useSortable'
const items = shallowRef<TreeItem[]>([
{
label: 'app/',
defaultExpanded: true,
children: [
{
label: 'composables/',
children: [
{ label: 'useAuth.ts', icon: 'i-vscode-icons-file-type-typescript' },
{ label: 'useUser.ts', icon: 'i-vscode-icons-file-type-typescript' }
]
},
{
label: 'components/',
defaultExpanded: true,
children: [
{ label: 'Card.vue', icon: 'i-vscode-icons-file-type-vue' },
{ label: 'Button.vue', icon: 'i-vscode-icons-file-type-vue' }
]
}
]
},
{ label: 'app.vue', icon: 'i-vscode-icons-file-type-vue' },
{ label: 'nuxt.config.ts', icon: 'i-vscode-icons-file-type-nuxt' }
])
function flatten(
items: TreeItem[],
parent = items
): { item: TreeItem; parent: TreeItem[]; index: number }[] {
return items.flatMap((item, index) => [
{ item, parent, index },
...(item.children?.length && item.defaultExpanded ? flatten(item.children, item.children) : [])
])
}
function moveItem(oldIndex: number, newIndex: number) {
if (oldIndex === newIndex) return
const flat = flatten(items.value)
const source = flat[oldIndex]
const target = flat[newIndex]
if (!source || !target) return
const [moved] = source.parent.splice(source.index, 1)
if (!moved) return
const updatedFlat = flatten(items.value)
const updatedTarget = updatedFlat.find(({ item }) => item === target.item)
if (!updatedTarget) return
const insertIndex = oldIndex < newIndex ? updatedTarget.index + 1 : updatedTarget.index
updatedTarget.parent.splice(insertIndex, 0, moved)
}
const tree = useTemplateRef<HTMLElement>('tree')
useSortable(tree, items, {
animation: 150,
ghostClass: 'opacity-50',
onUpdate: (e: any) => moveItem(e.oldIndex, e.newIndex)
})
</script>
<template>
<UTree ref="tree" :nested="false" :unmount-on-hide="false" :items="items" />
</template>nested à false pour avoir une liste plate d'éléments afin que les éléments puissent être glissés et déposés.Avec virtualisation: badge{label="4.1+" class="align-text-top"}
Utilisez la prop virtualize pour activer la virtualisation de grandes listes en tant que booléen ou objet avec des options telles que { estimateSize: 32, overscan: 12 }.
nested sur false.<script setup lang="ts">
import type { TreeItem } from '@nuxt/ui'
const items: TreeItem[] = Array(1000)
.fill(0)
.map((_, i) => ({
label: `Item ${i + 1}`,
children: [
{ label: `Child ${i + 1}-1`, icon: 'i-lucide-file' },
{ label: `Child ${i + 1}-2`, icon: 'i-lucide-file' }
]
}))
</script>
<template>
<UTree virtualize :items="items" class="h-80" />
</template>Avec slot personnalisé
Utilisez la propriété slot pour personnaliser un élément spécifique.
Vous aurez accès aux slots suivants:
- x
#{{ item.slot }}-wrapperx{lang="ts-type"} - x
#{{ item.slot }}x{lang="ts-type"} - x
#{{ item.slot }}-leadingx{lang="ts-type"} - x
#{{ item.slot }}-label - x
#{{ item.slot }}-trailingx{lang="ts-type"}
<script setup lang="ts">
import type { TreeItem } from '@nuxt/ui'
const items = [
{
label: 'app/',
slot: 'app' as const,
defaultExpanded: true,
children: [
{
label: 'composables/',
children: [
{ label: 'useAuth.ts', icon: 'i-vscode-icons-file-type-typescript' },
{ label: 'useUser.ts', icon: 'i-vscode-icons-file-type-typescript' }
]
},
{
label: 'components/',
defaultExpanded: true,
children: [
{ label: 'Card.vue', icon: 'i-vscode-icons-file-type-vue' },
{ label: 'Button.vue', icon: 'i-vscode-icons-file-type-vue' }
]
}
]
},
{ label: 'app.vue', icon: 'i-vscode-icons-file-type-vue' },
{ label: 'nuxt.config.ts', icon: 'i-vscode-icons-file-type-nuxt' }
] satisfies TreeItem[]
</script>
<template>
<UTree :items="items">
<template #app="{ item }">
<p class="italic font-bold">
{{ item.label }}
</p>
</template>
</UTree>
</template>
API
Props
| Prop | Default | Type |
|---|---|---|
as | 'ul' | anyThe element or component this component should render as. |
color | 'primary' | "primary" | "secondary" | "success" | "info" | "warning" | "error" | "neutral" |
size | 'md' | "md" | "xs" | "sm" | "lg" | "xl" |
getKey | (val: T[number]): stringThis function is passed the index of each item and should return a unique key for that item | |
labelKey | 'label' | keyof Extract<NestedItem<T>, object> & string | DotPathKeys<Extract<NestedItem<T>, object>>The key used to get the label from the item. |
trailingIcon | appConfig.ui.icons.chevronDown | anyThe icon displayed on the right side of a parent node. |
expandedIcon | appConfig.ui.icons.folderOpen | anyThe icon displayed when a parent node is expanded. |
collapsedIcon | appConfig.ui.icons.folder | anyThe icon displayed when a parent node is collapsed. |
items | T | |
modelValue | M extends true ? T[number][] : T[number]The controlled value of the Tree. Can be bind as | |
defaultValue | M extends true ? T[number][] : T[number]The value of the Tree when initially rendered. Use when you do not need to control the state of the Tree. | |
multiple | MWhether multiple options can be selected or not. | |
nested | true | boolean Use nested DOM structure (children inside parents) vs flattened structure (all items at same level).
When |
virtualize | false | boolean | { overscan?: number ; estimateSize?: number | ((index: number) => number) | undefined; } | undefinedEnable virtualization for large lists.
Note: when enabled, the tree structure is flattened like if |
onSelect | (e: SelectEvent<T[number]>, item: T[number]): void | |
onToggle | (e: ToggleEvent<T[number]>, item: T[number]): void | |
expanded | string[]The controlled value of the expanded item. Can be binded with | |
defaultExpanded | string[]The value of the expanded tree when initially rendered. Use when you do not need to control the state of the expanded tree | |
selectionBehavior | "replace" | "toggle"How multiple selection should behave in the collection. | |
propagateSelect | boolean When | |
disabled | boolean When | |
bubbleSelect | boolean When | |
ui | { root?: SlotClass; item?: SlotClass; listWithChildren?: SlotClass; itemWithChildren?: SlotClass; link?: SlotClass; linkLeadingIcon?: SlotClass; linkLabel?: SlotClass; linkTrailing?: SlotClass; linkTrailingIcon?: SlotClass; } |
Slots
| Slot | Type |
|---|---|
item-wrapper | { item: T[number]; index: number; level: number; expanded: boolean; selected: boolean; indeterminate: boolean | undefined; handleSelect: () => void; handleToggle: () => void; ui: object; } |
item | { item: T[number]; index: number; level: number; expanded: boolean; selected: boolean; indeterminate: boolean | undefined; handleSelect: () => void; handleToggle: () => void; ui: object; } |
item-leading | { item: T[number]; index: number; level: number; expanded: boolean; selected: boolean; indeterminate: boolean | undefined; handleSelect: () => void; handleToggle: () => void; ui: object; } |
item-label | { item: T[number]; index: number; level: number; expanded: boolean; selected: boolean; indeterminate: boolean | undefined; handleSelect: () => void; handleToggle: () => void; ui: object; } |
item-trailing | { item: T[number]; index: number; level: number; expanded: boolean; selected: boolean; indeterminate: boolean | undefined; handleSelect: () => void; handleToggle: () => void; ui: object; } |
Emits
| Event | Type |
|---|---|
update:modelValue | [val: M extends true ? T[number][] : T[number]] |
update:expanded | [val: string[]] |
Thème
export default defineAppConfig({
ui: {
tree: {
slots: {
root: 'relative isolate',
item: 'w-full',
listWithChildren: 'border-s border-default',
itemWithChildren: 'ps-1.5 -ms-px',
link: 'relative group w-full flex items-center text-sm select-none before:absolute before:inset-y-px before:inset-x-0 before:z-[-1] before:rounded-md focus:outline-none focus-visible:outline-none focus-visible:before:outline-3',
linkLeadingIcon: 'shrink-0 relative',
linkLabel: 'truncate',
linkTrailing: 'ms-auto inline-flex gap-1.5 items-center',
linkTrailingIcon: 'shrink-0 transform transition-transform duration-200 ease-out motion-reduce:transition-none group-data-expanded:rotate-180'
},
variants: {
virtualize: {
true: {
root: 'overflow-y-auto'
}
},
color: {
primary: {
link: 'before:outline-primary/25'
},
secondary: {
link: 'before:outline-secondary/25'
},
success: {
link: 'before:outline-success/25'
},
info: {
link: 'before:outline-info/25'
},
warning: {
link: 'before:outline-warning/25'
},
error: {
link: 'before:outline-error/25'
},
neutral: {
link: 'before:outline-inverted/25'
}
},
size: {
xs: {
listWithChildren: 'ms-4',
link: 'px-2 py-1 text-xs gap-1',
linkLeadingIcon: 'size-4',
linkTrailingIcon: 'size-4'
},
sm: {
listWithChildren: 'ms-4.5',
link: 'px-2.5 py-1.5 text-xs gap-1.5',
linkLeadingIcon: 'size-4',
linkTrailingIcon: 'size-4'
},
md: {
listWithChildren: 'ms-5',
link: 'px-2.5 py-1.5 text-sm gap-1.5',
linkLeadingIcon: 'size-5',
linkTrailingIcon: 'size-5'
},
lg: {
listWithChildren: 'ms-5.5',
link: 'px-3 py-2 text-sm gap-2',
linkLeadingIcon: 'size-5',
linkTrailingIcon: 'size-5'
},
xl: {
listWithChildren: 'ms-6',
link: 'px-3 py-2 text-base gap-2',
linkLeadingIcon: 'size-6',
linkTrailingIcon: 'size-6'
}
},
selected: {
true: {
link: 'before:bg-elevated'
}
},
disabled: {
true: {
link: 'cursor-not-allowed opacity-75'
}
}
},
compoundVariants: [
{
color: 'primary',
selected: true,
class: {
link: 'text-primary'
}
},
{
color: 'neutral',
selected: true,
class: {
link: 'text-highlighted'
}
},
{
selected: false,
disabled: false,
class: {
link: [
'hover:text-highlighted hover:before:bg-elevated/50',
'transition-colors before:transition-colors'
]
}
}
],
defaultVariants: {
color: 'primary',
size: 'md'
}
}
}
})import { defineConfig } from 'vite'
import vue from '@vitejs/plugin-vue'
import ui from '@nuxt/ui/vite'
export default defineConfig({
plugins: [
vue(),
ui({
ui: {
tree: {
slots: {
root: 'relative isolate',
item: 'w-full',
listWithChildren: 'border-s border-default',
itemWithChildren: 'ps-1.5 -ms-px',
link: 'relative group w-full flex items-center text-sm select-none before:absolute before:inset-y-px before:inset-x-0 before:z-[-1] before:rounded-md focus:outline-none focus-visible:outline-none focus-visible:before:outline-3',
linkLeadingIcon: 'shrink-0 relative',
linkLabel: 'truncate',
linkTrailing: 'ms-auto inline-flex gap-1.5 items-center',
linkTrailingIcon: 'shrink-0 transform transition-transform duration-200 ease-out motion-reduce:transition-none group-data-expanded:rotate-180'
},
variants: {
virtualize: {
true: {
root: 'overflow-y-auto'
}
},
color: {
primary: {
link: 'before:outline-primary/25'
},
secondary: {
link: 'before:outline-secondary/25'
},
success: {
link: 'before:outline-success/25'
},
info: {
link: 'before:outline-info/25'
},
warning: {
link: 'before:outline-warning/25'
},
error: {
link: 'before:outline-error/25'
},
neutral: {
link: 'before:outline-inverted/25'
}
},
size: {
xs: {
listWithChildren: 'ms-4',
link: 'px-2 py-1 text-xs gap-1',
linkLeadingIcon: 'size-4',
linkTrailingIcon: 'size-4'
},
sm: {
listWithChildren: 'ms-4.5',
link: 'px-2.5 py-1.5 text-xs gap-1.5',
linkLeadingIcon: 'size-4',
linkTrailingIcon: 'size-4'
},
md: {
listWithChildren: 'ms-5',
link: 'px-2.5 py-1.5 text-sm gap-1.5',
linkLeadingIcon: 'size-5',
linkTrailingIcon: 'size-5'
},
lg: {
listWithChildren: 'ms-5.5',
link: 'px-3 py-2 text-sm gap-2',
linkLeadingIcon: 'size-5',
linkTrailingIcon: 'size-5'
},
xl: {
listWithChildren: 'ms-6',
link: 'px-3 py-2 text-base gap-2',
linkLeadingIcon: 'size-6',
linkTrailingIcon: 'size-6'
}
},
selected: {
true: {
link: 'before:bg-elevated'
}
},
disabled: {
true: {
link: 'cursor-not-allowed opacity-75'
}
}
},
compoundVariants: [
{
color: 'primary',
selected: true,
class: {
link: 'text-primary'
}
},
{
color: 'neutral',
selected: true,
class: {
link: 'text-highlighted'
}
},
{
selected: false,
disabled: false,
class: {
link: [
'hover:text-highlighted hover:before:bg-elevated/50',
'transition-colors before:transition-colors'
]
}
}
],
defaultVariants: {
color: 'primary',
size: 'md'
}
}
}
})
]
})