363 lines
8.4 KiB
Vue
363 lines
8.4 KiB
Vue
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<template>
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<view>
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<view
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class="mask"
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:class="{ maskShow: showPicker }"
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@click="hide"
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@click.stop.prevent
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@touchmove.stop.prevent
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catchtouchmove="true"
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></view>
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<view class="cpicker-content" :class="{ cpickerShow: showPicker }">
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<view
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class="city-head"
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@click.stop.prevent
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@touchmove.stop.prevent
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catchtouchmove="true"
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>
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<view class="city-head-title">{{ headTitle }}</view>
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<icon
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type="clear"
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v-if="rightIcon"
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class="rightIcon"
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size="20"
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color="#cccccc"
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@click="hide"
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></icon>
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</view>
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<scroll-view
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id="nav-bar"
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class="nav-bar"
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scroll-x="true"
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scroll-with-animation="true"
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:scroll-left="scrollLeft"
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>
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<view
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v-for="(item, index) in tabbars"
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class="nav-item"
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:key="index"
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:id="'tab' + index"
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@click="changeTab(index)"
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:class="{ current: index === tabCurrentIndex }"
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><text class="nav-bar-title">{{ item.localName }}</text></view
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>
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</scroll-view>
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<view class="city_content">
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<scroll-view
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class="panel-scroll-box"
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:scroll-y="enableScroll"
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:cscrollTop="scrollTop"
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:current="tabCurrentIndex"
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:scroll-top="scrollTop"
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>
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<block
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v-for="(item, index) in tabbars[tabCurrentIndex].children"
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:key="index"
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>
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<view
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class="flex-row-c-c"
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@click="changCity(tabCurrentIndex, item)"
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>
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<text
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class="city-text"
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:class="{ color: tabbars[tabCurrentIndex].id == item.id }"
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>{{ item.name }}</text
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>
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<icon
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type="success_no_circle"
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v-if="tabbars[tabCurrentIndex].id == item.id"
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:id="'show' + tabCurrentIndex"
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class="ischeck"
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size="14"
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:color="$lightColor"
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></icon>
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</view>
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</block>
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</scroll-view>
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</view>
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</view>
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</view>
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</template>
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<script>
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let windowWidth = 0
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import { getRegionsById } from "@/api/common.js";
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export default {
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name: "UniCityNvue",
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props: {
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headTitle: {
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//标题
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type: String,
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default: "区域选择",
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},
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pickerSize: {
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// 使用多少个tab
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type: [String, String],
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default: "1",
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},
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provinceData: {
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// 默认的省市区id，如果不使用id的情况下则为[]；
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type: Array,
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default: function () {
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return [];
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},
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},
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},
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data() {
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return {
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rightIcon: true,
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scrollLeft: 500, //顶部选项卡左滑距离
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scrollTop: 0,
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enableScroll: true,
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tabCurrentIndex: 0, //当前选项卡索引
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tabbars: this.provinceData,
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pickersize: this.pickerSize,
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showPicker: false,
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};
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},
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methods: {
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show() {
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this.showPicker = true;
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if (this.tabbars[0].children.length == 0) {
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getRegionsById(0).then((res) => {
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this.tabbars[0].children = res.data.result;
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});
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}
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windowWidth = uni.getSystemInfoSync().windowWidth;
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},
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hide() {
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this.showPicker = false;
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},
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//tab切换
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changeTab(e) {
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let index = e;
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this.setScroll(index);
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//延迟300ms,等待swiper动画结束再修改tabbar
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this.tabCurrentIndex = index;
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setTimeout(() => {
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this.getScroll("show" + index);
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}, 10);
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},
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//获得元素的size
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getElSize(id) {
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return new Promise((res, rej) => {
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let el = uni
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.createSelectorQuery()
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.in(this)
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.select("#" + id);
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el.fields(
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{
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size: true,
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scrollOffset: true,
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rect: true,
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},
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(data) => {
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res(data);
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}
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).exec();
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});
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},
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async changCity(index, item) {
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if (this.tabbars[index].id != item.id) {
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this.tabbars[index].localName = item.name;
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this.tabbars[index].id = item.id;
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if (index < this.tabbars.length - 1) {
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this.tabbars.splice(index + 1, this.tabbars.length - index - 1);
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}
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if (this.tabbars.length < this.pickersize) {
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let data = await getRegionsById(item.id);
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if (data.data.result.length == 0) {
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this.$emit("funcValue", this.tabbars);
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this.hide();
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} else {
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var current = {
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localName: "请选择",
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id: "",
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children: data.data.result,
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};
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this.tabbars.push(current);
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this.tabCurrentIndex++;
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this.scrollTop = 0;
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}
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} else {
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this.$emit("funcValue", this.tabbars);
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this.hide();
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}
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}
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},
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async setScroll(index) {
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let width = 0;
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let nowWidth = 0;
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for (let i = 0; i <= index; i++) {
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let result = await this.getElSize("tab" + i);
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width += result.width;
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if (i === index) {
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nowWidth = result.width;
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}
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}
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if (width + nowWidth > windowWidth) {
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this.scrollLeft = width + nowWidth;
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} else {
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this.scrollLeft = 0;
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}
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},
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getScroll(id) {
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uni
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.createSelectorQuery()
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.in(this)
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.select(".panel-scroll-box")
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.boundingClientRect((data) => {
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uni
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.createSelectorQuery()
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.in(this)
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.select("#" + id)
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.boundingClientRect((res) => {
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if (res != undefined && res != null && res != "") {
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this.scrollTop = res.top - data.top;
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}
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})
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.exec();
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})
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.exec();
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},
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},
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};
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</script>
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<style lang="scss" scoped>
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/* 优惠券面板 */
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.mask {
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visibility: hidden;
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position: fixed;
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top: 0;
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right: 0;
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left: 0;
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bottom: 0;
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z-index: 1000;
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background: rgba(0, 0, 0, 0.6);
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opacity: 0;
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transition: all 0.3s ease;
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}
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.maskShow {
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visibility: visible;
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opacity: 1;
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}
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.cpicker-content {
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position: fixed;
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right: 0;
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bottom: 0;
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left: 0;
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background-color: #ffffff;
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transition: all 0.3s ease;
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transform: translateY(100%);
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z-index: 3000;
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}
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.cpickerShow {
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transform: translateY(0);
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}
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.city-head {
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width: 750rpx;
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height: 88rpx;
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flex-direction: column;
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border-bottom-width: 1px;
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border-bottom-color: #f4f4f4;
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border-bottom-style: solid;
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}
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.city-head-title {
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font-size: 15px;
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line-height: 88rpx;
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align-items: center;
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/* #ifndef APP-NVUE */
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text-align: center;
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/* #endif */
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}
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.rightIcon {
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position: absolute;
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right: 15px;
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top: 12px;
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font-size: 10px;
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color: #bebebe;
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}
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.nav-bar {
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position: relative;
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z-index: 10;
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height: 90rpx;
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white-space: nowrap;
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box-shadow: 0 2rpx 8rpx rgba(0, 0, 0, 0.06);
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background-color: #fff;
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}
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.nav-item {
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/* #ifndef APP-NVUE */
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display: inline-flex !important;
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/* #endif */
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/* #ifdef APP-NVUE */
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flex-direction: row !important;
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/* #endif */
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width: 170rpx;
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padding: 7px 0px;
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line-height: 26px;
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align-items: center;
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justify-content: center;
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color: #303133;
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position: relative;
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overflow: hidden;
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text-overflow: ellipsis;
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}
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.nav-bar-title {
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font-size: 12px;
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}
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.current {
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color: $aider-light-color;
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border-color: $aider-light-color;
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border-bottom-width: 4rpx;
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border-bottom-style: solid;
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}
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.current:after {
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width: 50%;
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}
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.panel-scroll-box {
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height: 516rpx;
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margin-top: 8px;
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}
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.flex-row-c-c {
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/* #ifndef APP-NVUE */
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display: block;
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/* #endif */
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/* #ifdef APP-NVUE */
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flex-direction: row;
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/* #endif */
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padding-left: 25px;
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}
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.city-text {
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/* #ifdef APP-NVUE */
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flex-direction: row;
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/* #endif */
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height: 35px;
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line-height: 35px;
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font-size: 13px;
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}
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.hide {
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opacity: 0;
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}
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.ischeck {
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/* #ifndef APP-NVUE */
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display: inline-flex !important;
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/* #endif */
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/* #ifdef APP-NVUE */
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flex-direction: column;
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/* #endif */
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margin-right: 5px;
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vertical-align: middle;
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}
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.color {
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color: $light-color;
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}
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icon {
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margin-left: 40rpx;
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}
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</style>
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