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| <template>
| <!-- 支付宝小程序使用$u.getRect()获取组件的根元素尺寸，所以在外面套一个"壳" -->
| <view>
| <view class="u-index-anchor-wrapper" :id="$u.guid()" :style="[wrapperStyle]">
| <view class="u-index-anchor " :class="[active ? 'u-index-anchor--active' : '']" :style="[customAnchorStyle]">
| <slot v-if="useSlot" />
| <block v-else>
| <text>{{ index }}</text>
| </block>
| </view>
| </view>
| </view>
| </template>
|
| <script>
| /**
| * indexAnchor 索引列表锚点
| * @description 通过折叠面板收纳内容区域,搭配<u-index-anchor>使用
| * @tutorial https://www.uviewui.com/components/indexList.html#indexanchor-props
| * @property {Boolean} use-slot 是否使用自定义内容的插槽（默认false）
| * @property {String Number} index 索引字符，如果定义了use-slot，此参数自动失效
| * @property {Object} custStyle 自定义样式，对象形式，如"{color: 'red'}"
| * @event {Function} default 锚点位置显示内容，默认为索引字符
| * @example <u-index-anchor :index="item" />
| */
| export default {
| name: "u-index-anchor",
| props: {
| useSlot: {
| type: Boolean,
| default: false
| },
| index: {
| type: String,
| default: ''
| },
| customStyle: {
| type: Object,
| default () {
| return {}
| }
| }
| },
| data() {
| return {
| active: false,
| wrapperStyle: {},
| anchorStyle: {}
| }
| },
| created() {
| this.parent = false;
| },
| mounted() {
| this.parent = this.$u.$parent.call(this, 'u-index-list');
| if(this.parent) {
| this.parent.children.push(this);
| this.parent.updateData();
| }
| },
| computed: {
| customAnchorStyle() {
| return Object.assign(this.anchorStyle, this.customStyle);
| }
| }
| }
| </script>
|
| <style lang="scss" scoped>
| @import "../../libs/css/style.components.scss";
|
| .u-index-anchor {
| box-sizing: border-box;
| padding: 14rpx 24rpx;
| color: #606266;
| width: 100%;
| font-weight: 500;
| font-size: 28rpx;
| line-height: 1.2;
| background-color: rgb(245, 245, 245);
| }
|
| .u-index-anchor--active {
| right: 0;
| left: 0;
| color: #2979ff;
| background-color: #fff;
| }
| </style>
|
|
