Files
2026-01-05 12:47:14 +08:00

119 lines
2.3 KiB
Vue

<script lang="ts" setup>
import { computed, defineComponent, watch } from 'vue'
import { CHANGE_EVENT, PREFIX, UPDATE_MODEL_EVENT } from '../_constants'
import { useProvide } from '../_hooks'
import { getMainClass } from '../_utils'
import { CHECKBOX_KEY } from '../checkbox'
import { checkboxgroupEmits, checkboxgroupProps } from './checkboxgroup'
const props = defineProps(checkboxgroupProps)
const emit = defineEmits(checkboxgroupEmits)
const classes = computed(() => {
return getMainClass(props, componentName)
})
const valuesMap = computed(() => {
const results = new Map<any, boolean>()
for (const it of props.modelValue)
results.set(it, true)
return results
})
function isCheckedValue<T>(value: T) {
const result = valuesMap.value.get(value)
if (result == null)
return false
return result
}
function updateValue(value: any[]) {
emit(UPDATE_MODEL_EVENT, value)
emit(CHANGE_EVENT, value)
}
const { children } = useProvide(CHECKBOX_KEY)({
value: computed(() => props.modelValue),
disabled: computed(() => props.disabled),
max: computed(() => props.max),
updateValue,
})
function toggleAll(checked: boolean) {
const values: string[] = []
for (const item of children) {
if (item == null)
continue
if (checked) {
if (!item.disabled || isCheckedValue(item.label))
values.push(item.label)
}
else {
if (item.disabled && isCheckedValue(item.label))
values.push(item.label)
}
}
emit(UPDATE_MODEL_EVENT, values)
}
function toggleReverse() {
const values: string[] = []
for (const item of children) {
if (item == null)
continue
if (item.disabled) {
if (isCheckedValue(item.label))
values.push(item.label)
}
else {
if (!isCheckedValue(item.label))
values.push(item.label)
}
}
emit(UPDATE_MODEL_EVENT, values)
}
watch(() => props.modelValue, (value) => {
emit(CHANGE_EVENT, value)
})
defineExpose({
toggleAll,
toggleReverse,
})
</script>
<script lang="ts">
const componentName = `${PREFIX}-checkbox-group`
export default defineComponent({
name: componentName,
options: {
virtualHost: true,
addGlobalClass: true,
styleIsolation: 'shared',
},
})
</script>
<template>
<view :class="classes" :style="props.customStyle">
<slot />
</view>
</template>
<style lang="scss">
@import "./index";
</style>