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| <template>
| <ul class="el-select-group__wrap" v-show="visible">
| <li class="el-select-group__title">{{ label }}</li>
| <li>
| <ul class="el-select-group">
| <slot></slot>
| </ul>
| </li>
| </ul>
| </template>
|
| <script type="text/babel">
| import Emitter from 'element-ui/src/mixins/emitter';
|
| export default {
| mixins: [Emitter],
|
| name: 'ElOptionGroup',
|
| componentName: 'ElOptionGroup',
|
| props: {
| label: String,
| disabled: {
| type: Boolean,
| default: false
| }
| },
|
| data() {
| return {
| visible: true
| };
| },
|
| watch: {
| disabled(val) {
| this.broadcast('ElOption', 'handleGroupDisabled', val);
| }
| },
|
| methods: {
| queryChange() {
| this.visible = this.$children &&
| Array.isArray(this.$children) &&
| this.$children.some(option => option.visible === true);
| }
| },
|
| created() {
| this.$on('queryChange', this.queryChange);
| },
|
| mounted() {
| if (this.disabled) {
| this.broadcast('ElOption', 'handleGroupDisabled', this.disabled);
| }
| }
| };
| </script>
|
|
