118 lines
2.9 KiB
Vue
118 lines
2.9 KiB
Vue
<script>
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import { switchPropTypes } from './PropTypes'
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import BaseMixin from '../_util/BaseMixin'
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import { hasProp, getOptionProps, getComponentFromProp } from '../_util/props-util'
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// function noop () {
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// }
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export default {
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name: 'vc-switch',
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mixins: [BaseMixin],
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model: {
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prop: 'checked',
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event: 'change',
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},
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props: {
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...switchPropTypes,
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prefixCls: switchPropTypes.prefixCls.def('rc-switch'),
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checkedChildren: switchPropTypes.checkedChildren,
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unCheckedChildren: switchPropTypes.unCheckedChildren,
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defaultChecked: switchPropTypes.defaultChecked.def(''),
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// onChange: switchPropTypes.onChange.def(noop),
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// onClick: switchPropTypes.onClick.def(noop),
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},
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data () {
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let checked = false
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if (hasProp(this, 'checked')) {
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checked = !!this.checked
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} else {
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checked = !!this.defaultChecked
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}
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return {
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stateChecked: checked,
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}
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},
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mounted () {
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this.$nextTick(() => {
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const { autoFocus, disabled } = this
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if (autoFocus && !disabled) {
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this.focus()
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}
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})
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},
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watch: {
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checked (val) {
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this.stateChecked = val
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},
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},
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methods: {
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setChecked (checked) {
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if (this.disabled) {
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return
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}
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if (!hasProp(this, 'checked')) {
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this.stateChecked = checked
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}
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this.$emit('change', checked)
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},
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toggle () {
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const checked = !this.stateChecked
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this.setChecked(checked)
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this.$emit('click', checked)
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},
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handleKeyDown (e) {
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if (e.keyCode === 37) { // Left
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this.setChecked(false)
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} else if (e.keyCode === 39) { // Right
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this.setChecked(true)
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} else if (e.keyCode === 32 || e.keyCode === 13) { // Space, Enter
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this.toggle()
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}
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},
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handleMouseUp (e) {
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if (this.$refs.refSwitchNode) {
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this.$refs.refSwitchNode.blur()
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}
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this.$emit('mouseup', e)
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},
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focus () {
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this.$refs.refSwitchNode.focus()
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},
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blur () {
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this.$refs.refSwitchNode.blur()
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},
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},
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render () {
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const { prefixCls, disabled, tabIndex, ...restProps } = getOptionProps(this)
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const checked = this.stateChecked
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const switchTabIndex = disabled ? -1 : (tabIndex || 0)
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const switchClassName = {
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[prefixCls]: true,
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[`${prefixCls}-checked`]: checked,
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[`${prefixCls}-disabled`]: disabled,
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}
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const spanProps = {
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props: { ...restProps },
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on: {
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...this.$listeners,
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keydown: this.handleKeyDown,
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click: this.toggle,
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mouseup: this.handleMouseUp,
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},
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attrs: {
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tabIndex: switchTabIndex,
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},
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class: switchClassName,
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ref: 'refSwitchNode',
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}
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return (
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<span {...spanProps}>
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<span class={`${prefixCls}-inner`}>
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{checked ? getComponentFromProp(this, 'checkedChildren') : getComponentFromProp(this, 'unCheckedChildren')}
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</span>
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</span>
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)
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},
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}
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</script>
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