shenweishi/wxcomponents/vant/switch/index.js

import { VantComponent } from '../common/component';
VantComponent({
    field: true,
    classes: ['node-class'],
    props: {
        checked: null,
        loading: Boolean,
        disabled: Boolean,
        activeColor: String,
        inactiveColor: String,
        size: {
            type: String,
            value: '30px'
        },
        activeValue: {
            type: null,
            value: true
        },
        inactiveValue: {
            type: null,
            value: false
        }
    },
    watch: {
        checked(value) {
            this.set({ value });
        }
    },
    created() {
        this.set({ value: this.data.checked });
    },
    methods: {
        onClick() {
            const { activeValue, inactiveValue } = this.data;
            if (!this.data.disabled && !this.data.loading) {
                const checked = this.data.checked === activeValue;
                const value = checked ? inactiveValue : activeValue;
                this.$emit('input', value);
                this.$emit('change', value);
            }
        }
    }
});