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| <template>
| <div class="img-check-box" @click="toggle">
| <img :src="img" />
| <div v-if="sChecked" class="check-item">
| <a-icon type="check" />
| </div>
| </div>
| </template>
|
| <script>
| import AIcon from 'ant-design-vue/es/icon/icon'
|
| const Group = {
| name: 'ImgCheckBoxGroup',
| props: {
| multiple: {
| type: Boolean,
| required: false,
| default: false
| },
| defaultValues: {
| type: Array,
| required: false,
| default: () => []
| }
| },
| data () {
| return {
| values: [],
| options: []
| }
| },
| provide () {
| return {
| groupContext: this
| }
| },
| watch: {
| 'values': function (newVal, oldVal) {
| // 此条件是为解决单选时，触发两次chang事件问题
| if (!(newVal.length === 1 && oldVal.length === 1 && newVal[0] === oldVal[0])) {
| this.$emit('change', this.values)
| }
| }
| },
| methods: {
| handleChange (option) {
| if (!option.checked) {
| this.values = this.values.filter(item => item !== option.value)
| } else {
| if (!this.multiple) {
| this.values = [option.value]
| this.options.forEach(item => {
| if (item.value !== option.value) {
| item.sChecked = false
| }
| })
| } else {
| this.values.push(option.value)
| }
| }
| }
| },
| render (h) {
| return h(
| 'div',
| {
| attrs: {style: 'display: flex'}
| },
| [this.$slots.default]
| )
| }
| }
|
| export default {
| name: 'ImgCheckBox',
| Group,
| props: {
| checked: {
| type: Boolean,
| required: false,
| default: false
| },
| img: {
| type: String,
| required: true
| },
| value: {
| required: true
| }
| },
| data () {
| return {
| sChecked: this.checked
| }
| },
| components: {AIcon},
| inject: ['groupContext'],
| watch: {
| 'sChecked': function (val) {
| const option = {
| value: this.value,
| checked: this.sChecked
| }
| this.$emit('change', option)
| const groupContext = this.groupContext
| if (groupContext) {
| groupContext.handleChange(option)
| }
| }
| },
| created () {
| const groupContext = this.groupContext
| if (groupContext) {
| this.sChecked = groupContext.defaultValues.length > 0 ? groupContext.defaultValues.indexOf(this.value) >= 0 : this.sChecked
| groupContext.options.push(this)
| }
| },
| methods: {
| toggle () {
| this.sChecked = !this.sChecked
| }
| }
| }
| </script>
|
| <style lang="less" scoped>
| .img-check-box{
| margin-right: 16px;
| position: relative;
| border-radius: 4px;
| cursor: pointer;
| .check-item{
| position: absolute;
| top: 0;
| right: 0;
| width: 100%;
| padding-top: 15px;
| padding-left: 24px;
| height: 100%;
| color: #1890ff;
| font-size: 14px;
| font-weight: bold;
| }
| }
| </style>
|
|
