4cd4fd28
 郭伟龙
feat: 初始化项目
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import { extend } from '../../vue'
import { NAME_FORM_SELECT } from '../../constants/components'
import { EVENT_NAME_CHANGE } from '../../constants/events'
import {
PROP_TYPE_BOOLEAN,
PROP_TYPE_BOOLEAN_STRING,
PROP_TYPE_NUMBER
} from '../../constants/props'
import { SLOT_NAME_FIRST } from '../../constants/slots'
import { from as arrayFrom } from '../../utils/array'
import { attemptBlur, attemptFocus } from '../../utils/dom'
import { htmlOrText } from '../../utils/html'
import { isArray } from '../../utils/inspect'
import { sortKeys } from '../../utils/object'
import { makeProp, makePropsConfigurable } from '../../utils/props'
import { formControlMixin, props as formControlProps } from '../../mixins/form-control'
import { formCustomMixin, props as formCustomProps } from '../../mixins/form-custom'
import { formSizeMixin, props as formSizeProps } from '../../mixins/form-size'
import { formStateMixin, props as formStateProps } from '../../mixins/form-state'
import { idMixin, props as idProps } from '../../mixins/id'
import {
MODEL_EVENT_NAME,
MODEL_PROP_NAME,
modelMixin,
props as modelProps
} from '../../mixins/model'
import { normalizeSlotMixin } from '../../mixins/normalize-slot'
import { optionsMixin } from './helpers/mixin-options'
import { BFormSelectOption } from './form-select-option'
import { BFormSelectOptionGroup } from './form-select-option-group'
// --- Props ---
export const props = makePropsConfigurable(
sortKeys({
...idProps,
...modelProps,
...formControlProps,
...formCustomProps,
...formSizeProps,
...formStateProps,
ariaInvalid: makeProp(PROP_TYPE_BOOLEAN_STRING, false),
multiple: makeProp(PROP_TYPE_BOOLEAN, false),
// Browsers default size to `0`, which shows 4 rows in most browsers in multiple mode
// Size of `1` can bork out Firefox
selectSize: makeProp(PROP_TYPE_NUMBER, 0)
}),
NAME_FORM_SELECT
)
// --- Main component ---
// @vue/component
export const BFormSelect = /*#__PURE__*/ extend({
name: NAME_FORM_SELECT,
mixins: [
idMixin,
modelMixin,
formControlMixin,
formSizeMixin,
formStateMixin,
formCustomMixin,
optionsMixin,
normalizeSlotMixin
],
props,
data() {
return {
localValue: this[MODEL_PROP_NAME]
}
},
computed: {
computedSelectSize() {
// Custom selects with a size of zero causes the arrows to be hidden,
// so dont render the size attribute in this case
return !this.plain && this.selectSize === 0 ? null : this.selectSize
},
inputClass() {
return [
this.plain ? 'form-control' : 'custom-select',
this.size && this.plain ? `form-control-${this.size}` : null,
this.size && !this.plain ? `custom-select-${this.size}` : null,
this.stateClass
]
}
},
watch: {
value(newValue) {
this.localValue = newValue
},
localValue() {
this.$emit(MODEL_EVENT_NAME, this.localValue)
}
},
methods: {
focus() {
attemptFocus(this.$refs.input)
},
blur() {
attemptBlur(this.$refs.input)
},
onChange(event) {
const { target } = event
const selectedValue = arrayFrom(target.options)
.filter(o => o.selected)
.map(o => ('_value' in o ? o._value : o.value))
this.localValue = target.multiple ? selectedValue : selectedValue[0]
this.$nextTick(() => {
this.$emit(EVENT_NAME_CHANGE, this.localValue)
})
}
},
render(h) {
const { name, disabled, required, computedSelectSize: size, localValue: value } = this
const $options = this.formOptions.map((option, index) => {
const { value, label, options, disabled } = option
const key = `option_${index}`
return isArray(options)
? h(BFormSelectOptionGroup, { props: { label, options }, key })
: h(BFormSelectOption, {
props: { value, disabled },
domProps: htmlOrText(option.html, option.text),
key
})
})
return h(
'select',
{
class: this.inputClass,
attrs: {
id: this.safeId(),
name,
form: this.form || null,
multiple: this.multiple || null,
size,
disabled,
required,
'aria-required': required ? 'true' : null,
'aria-invalid': this.computedAriaInvalid
},
on: { change: this.onChange },
directives: [{ name: 'model', value }],
ref: 'input'
},
[this.normalizeSlot(SLOT_NAME_FIRST), $options, this.normalizeSlot()]
)
}
})
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