171 lines
5.3 KiB
Vue
171 lines
5.3 KiB
Vue
<template>
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<label :class="wrapClasses">
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<span :class="radioClasses">
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<span :class="innerClasses"></span>
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<input
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type="radio"
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:class="inputClasses"
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:disabled="disabled"
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:checked="currentValue"
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:name="groupName"
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@change="change"
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@focus="onFocus"
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@blur="onBlur">
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</span><slot>{{ label }}</slot>
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</label>
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</template>
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<script>
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import { findComponentUpward, oneOf } from '../../utils/assist';
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import Emitter from '../../mixins/emitter';
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const prefixCls = 'ivu-radio';
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export default {
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name: 'Radio',
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mixins: [ Emitter ],
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props: {
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value: {
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type: [String, Number, Boolean],
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default: false
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},
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trueValue: {
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type: [String, Number, Boolean],
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default: true
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},
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falseValue: {
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type: [String, Number, Boolean],
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default: false
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},
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label: {
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type: [String, Number]
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},
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disabled: {
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type: Boolean,
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default: false
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},
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size: {
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validator (value) {
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return oneOf(value, ['small', 'large', 'default']);
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},
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default () {
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return !this.$IVIEW || this.$IVIEW.size === '' ? 'default' : this.$IVIEW.size;
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}
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},
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name: {
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type: String
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}
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},
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data () {
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return {
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currentValue: this.value,
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group: false,
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groupName: this.name,
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parent: findComponentUpward(this, 'RadioGroup'),
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focusWrapper: false,
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focusInner: false
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};
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},
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computed: {
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wrapClasses () {
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return [
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`${prefixCls}-wrapper`,
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{
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[`${prefixCls}-group-item`]: this.group,
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[`${prefixCls}-wrapper-checked`]: this.currentValue,
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[`${prefixCls}-wrapper-disabled`]: this.disabled,
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[`${prefixCls}-${this.size}`]: !!this.size,
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[`${prefixCls}-focus`]: this.focusWrapper
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}
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];
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},
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radioClasses () {
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return [
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`${prefixCls}`,
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{
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[`${prefixCls}-checked`]: this.currentValue,
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[`${prefixCls}-disabled`]: this.disabled
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}
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];
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},
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innerClasses () {
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return [
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`${prefixCls}-inner`,
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{
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[`${prefixCls}-focus`]: this.focusInner
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}
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];
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},
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inputClasses () {
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return `${prefixCls}-input`;
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}
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},
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mounted () {
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if (this.parent) {
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this.group = true;
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if (this.name && this.name !== this.parent.name) {
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/* eslint-disable no-console */
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if (console.warn) {
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console.warn('[iview] Name does not match Radio Group name.');
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}
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/* eslint-enable no-console */
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} else {
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this.groupName = this.parent.name;
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}
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}
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if (this.group) {
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this.parent.updateValue();
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} else {
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this.updateValue();
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}
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},
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methods: {
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change (event) {
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if (this.disabled) {
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return false;
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}
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const checked = event.target.checked;
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this.currentValue = checked;
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const value = checked ? this.trueValue : this.falseValue;
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this.$emit('input', value);
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if (this.group) {
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if (this.label !== undefined) {
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this.parent.change({
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value: this.label,
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checked: this.value
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});
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}
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} else {
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this.$emit('on-change', value);
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this.dispatch('FormItem', 'on-form-change', value);
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}
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},
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updateValue () {
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this.currentValue = this.value === this.trueValue;
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},
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onBlur () {
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this.focusWrapper = false;
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this.focusInner = false;
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},
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onFocus () {
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if (this.group && this.parent.type === 'button') {
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this.focusWrapper = true;
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} else {
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this.focusInner = true;
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}
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}
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},
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watch: {
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value (val) {
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if (val === this.trueValue || val === this.falseValue) {
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this.updateValue();
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} else {
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throw 'Value should be trueValue or falseValue.';
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}
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}
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}
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};
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</script>
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