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fix(VTextarea): mask should not clip scrollbar #22001

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fix(VTextarea): mask should not clip scrollbar #22001

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bc308b0
fix(VTextarea): mask should not clip scrollbar
J-Sek Sep 3, 2025
3d2919a
fix: support Firefox & Zen
J-Sek Oct 1, 2025
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6 changes: 4 additions & 2 deletions packages/vuetify/src/components/VTextarea/VTextarea.sass
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Original file line number Diff line number Diff line change
Expand Up @@ -15,11 +15,13 @@
.v-field__input
$a: calc((var(--v-field-padding-top, 0) + var(--v-input-padding-top, 0)) - 6px)
$b: calc(var(--v-field-padding-top, 0) + var(--v-input-padding-top, 0) + 4px)
$c: calc(100% - var(--v-textarea-scroll-bar-width, 16px))

flex: 1 1 auto
outline: none
-webkit-mask-image: linear-gradient(to bottom, transparent, transparent $a, black $b)
mask-image: linear-gradient(to bottom, transparent, transparent $a, black $b)

-webkit-mask-image: linear-gradient(to bottom, transparent, transparent $a, black $b), linear-gradient(to right, transparent, transparent $c, black $c)
mask-image: linear-gradient(to bottom, transparent, transparent $a, black $b), linear-gradient(to right, transparent, transparent $c, black $c)

&.v-textarea__sizer
visibility: hidden
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20 changes: 19 additions & 1 deletion packages/vuetify/src/components/VTextarea/VTextarea.tsx
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Original file line number Diff line number Diff line change
Expand Up @@ -9,6 +9,7 @@ import { makeVFieldProps } from '@/components/VField/VField'
import { makeVInputProps, VInput } from '@/components/VInput/VInput'

// Composables
import { useDisplay } from '@/composables'
import { makeAutocompleteProps, useAutocomplete } from '@/composables/autocomplete'
import { useAutofocus } from '@/composables/autofocus'
import { useFocus } from '@/composables/focus'
Expand Down Expand Up @@ -101,6 +102,8 @@ export const VTextarea = genericComponent<VTextareaSlots>()({
const vFieldRef = ref<VInput>()
const controlHeight = shallowRef('')
const textareaRef = ref<HTMLInputElement>()
const scrollbarWidth = ref(0)
const { platform } = useDisplay()
const autocomplete = useAutocomplete(props)
const isActive = computed(() => (
props.persistentPlaceholder ||
Expand Down Expand Up @@ -157,6 +160,16 @@ export const VTextarea = genericComponent<VTextareaSlots>()({
if (!props.autoGrow) rows.value = Number(props.rows)
})
function calculateInputHeight () {
nextTick(() => {
if (!textareaRef.value) return
if (platform.value.firefox) {
scrollbarWidth.value = 12
return
}
const { offsetWidth, clientWidth } = textareaRef.value
scrollbarWidth.value = Math.max(0, offsetWidth - clientWidth)
})

if (!props.autoGrow) return

nextTick(() => {
Expand Down Expand Up @@ -232,7 +245,12 @@ export const VTextarea = genericComponent<VTextareaSlots>()({
},
props.class,
]}
style={ props.style }
style={[
{
'--v-textarea-scroll-bar-width': convertToUnit(scrollbarWidth.value),
},
props.style,
]}
{ ...rootAttrs }
{ ...inputProps }
centerAffix={ rows.value === 1 && !isPlainOrUnderlined.value }
Expand Down