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503 lines
13 KiB
503 lines
13 KiB
<template>
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<view
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class="wyb-drop-down-box"
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:style="{
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'--duration': duration + 'ms',
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'--autoContentTop': autoContentTop}">
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<view class="wyb-drop-down-container" @tap.stop.prevent @touchmove.stop.prevent>
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<view
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class="wyb-drop-down-header"
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:style="{
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zIndex: zIndex,
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backgroundColor: bgColor.header}">
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<view
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:class="dropOver?'wyb-drop-down-header-item dropdownTitle':'wyb-drop-down-header-item'"
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v-for="(item,index) in options"
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:key="item.header"
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:style="{fontSize: fontSize.header + 'rpx',top:(statusBarHeight+navBarHeight+2)+'px'}">
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<view :class="dropOver?'allType':''">
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<view class="allTitle" v-if="dropOver">
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全部分类
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</view>
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<view @tap.stop="onHeaderTap(index)" style="display: flex;flex-direction: column;align-items: center;justify-content: center;">
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<view style="font-size:22rpx;font-weight:bold; writing-mode: tb-rl; letter-spacing: 8rpx;margin-bottom: 10rpx;">
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{{!dropOver?'展开':'收起'}}
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</view>
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<text
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class="wyb-drop-down-header-item-label"
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:style="{
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fontWeight: headerActiveIndex === index && dropOver && activeWeight ? 'bold' : 'normal',
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color: headerActiveIndex === index && dropOver ? activeColor: defaultColor}">{{item.header}}</text>
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<text
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v-if="dropIcon === 'fill'"
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class="iconfont icon-down-fill wyb-drop-down-header-item-icon"
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:class="[headerActiveIndex === index && dropOver ? 'wyb-drop-down-header-item-icon-active' : '']"
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:style="{
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fontSize: fontSize.header - 5 + 'rpx',
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color: headerActiveIndex === index && dropOver ? activeColor: defaultColor}" />
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<text
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v-if="dropIcon==='line'"
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class="iconfont icon-down wyb-drop-down-header-item-icon"
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:class="[headerActiveIndex === index && dropOver ? 'wyb-drop-down-header-item-icon-active' : '']"
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:style="{
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fontSize: fontSize.header - 5 + 'rpx',
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transformOrigin: '50% 45%',
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color: headerActiveIndex === index && dropOver ? activeColor: defaultColor}" ></text>
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<view class="wyb-drop-down-vline" v-if="index !== options.length - 1" />
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</view>
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</view>
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<!-- <text
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class="wyb-drop-down-header-item-label"
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:style="{
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fontWeight: headerActiveIndex === index && dropOver && activeWeight ? 'bold' : 'normal',
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color: headerActiveIndex === index && dropOver ? activeColor: defaultColor}">{{item.header}}</text>
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<text
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v-if="dropIcon === 'fill'"
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class="iconfont icon-down-fill wyb-drop-down-header-item-icon"
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:class="[headerActiveIndex === index && dropOver ? 'wyb-drop-down-header-item-icon-active' : '']"
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:style="{
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fontSize: fontSize.header - 5 + 'rpx',
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color: headerActiveIndex === index && dropOver ? activeColor: defaultColor}" />
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<text
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v-if="dropIcon==='line'"
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class="iconfont icon-down wyb-drop-down-header-item-icon"
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:class="[headerActiveIndex === index && dropOver ? 'wyb-drop-down-header-item-icon-active' : '']"
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:style="{
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fontSize: fontSize.header - 5 + 'rpx',
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transformOrigin: '50% 45%',
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color: headerActiveIndex === index && dropOver ? activeColor: defaultColor}" ></text>
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<view class="wyb-drop-down-vline" v-if="index !== options.length - 1" /> -->
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</view>
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</view>
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<!-- height: autoHeight ? 'auto' : minHeight + 'rpx',
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maxHeight: autoHeight && maxHeight ? maxHeight + 'rpx' : 'auto'} -->
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<scroll-view
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v-if="dropDown"
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class="wyb-drop-down-content"
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:class="[dropOver ? 'wyb-drop-down-content-active' : '']"
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:scroll-y="scroll"
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:enable-flex="true"
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:scroll-anchoring="true"
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:style="{
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paddingTop:statusBarHeight+navBarHeight+70+'px',
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zIndex: zIndex - 1,
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fontSize: fontSize.content + 'rpx',
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backgroundColor: bgColor.content,
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borderBottomLeftRadius: radius + 'px',
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borderBottomRightRadius: radius + 'px',
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minHeight: minHeight + 'rpx'}
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">
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<view class="wyb-drop-down-content-box" v-for="(item,index) in options" :key="contentBoxKey(index)">
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<view v-if="item['custom'] && headerActiveIndex === index && dropDown" class="wyb-drop-down-content-slot">
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<slot></slot>
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</view>
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<view
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v-if="!item['custom'] && headerActiveIndex === index && dropDown"
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class="wyb-drop-down-content-item"
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v-for="(content,zIndex) in item['contents']"
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:key="content"
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@tap.stop="onContentItemsTap(zIndex)">
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<text
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class="wyb-drop-down-content-item-label"
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:style="{color: contentActiveIndexList[headerActiveIndex]['index'] === zIndex && dropOver ? activeColor: defaultColor}">
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{{content}}
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</text>
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<text
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v-if="contentActiveIndexList[headerActiveIndex]['index'] === zIndex && dropOver"
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:style="{color: activeColor}"
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class="iconfont icon-selected wyb-drop-down-content-item-icon" />
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<view class="wyb-drop-down-line" v-if="zIndex !== options[headerActiveIndex].contents.length - 1" />
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</view>
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</view>
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</scroll-view>
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</view>
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<view
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v-if="dropDown"
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class="wyb-drop-down-mask"
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:class="[dropOver ? 'wyb-drop-down-mask-active' : '']"
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@tap.stop="close"
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@touchmove.stop.prevent
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:style="{
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zIndex: zIndex - 2,
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height: screenHeight + 'px',
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backgroundColor: 'rgba(0, 0, 0, ' + maskAlpha + ')'}" />
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</view>
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</template>
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<script>
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import shGridSwiper from '@/pages/index/category/item.vue';
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export default {
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components: {shGridSwiper},
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data() {
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return {
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dropDown: false,
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dropOver: false,
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duration: 500,
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contents: this.options[0].contents || [0],
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headerActiveIndex: 0,
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contentActiveIndexList: [],
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statusBarHeight: 20,/* 状态栏高度 */
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navBarHeight: 45,/* 导航栏高度 */
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windowWidth: 375,/* 窗口宽度 */
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}
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},
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computed: {
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autoContentTop() {
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return `${44 + this.rpxToPx(100)}px`
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},
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screenHeight() {
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return uni.getSystemInfoSync().screenHeight
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},
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screenWidth() {
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return uni.getSystemInfoSync().screenWidth
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},
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contentBoxKey() {
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return function(index) {
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return `option${index}`
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}
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}
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},
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props: {
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categoryData:{
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type:Array,
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default(){
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return []
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}
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},
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options: {
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type: Array,
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default() {
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return [{
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header: 'A',
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contents: ['1', '2']
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}]
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}
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},
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defaultIndexList: {
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type: Array,
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default() {
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return []
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}
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},
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autoHeight: {
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type: Boolean,
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default: true
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},
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minHeight: {
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type: [String, Number],
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default: 10
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},
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maxHeight: {
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type: [String, Number],
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default: 600
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},
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scroll: {
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type: Boolean,
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default: true
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},
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radius: {
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type: [String, Number],
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default: '0'
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},
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activeColor: {
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type: String,
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default: '#2979ff'
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},
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activeWeight: {
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type: Boolean,
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default: true
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},
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defaultColor: {
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type: String,
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default: '#333'
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},
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bgColor: {
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type: Object,
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default() {
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return {
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header: '#fff',
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content: '#fff'
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}
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}
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},
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dropIcon: {
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type: String,
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default: 'fill'
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},
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fontSize: {
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type: Object,
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default() {
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return {
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header: 30,
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content: 30
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}
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}
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},
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maskAlpha: {
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type: [String, Number],
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default: '0.5'
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},
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zIndex: {
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type: Number,
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default: 500
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}
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},
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created(){
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// 获取手机系统信息
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const info = uni.getSystemInfoSync()
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// 设置状态栏高度（H5顶部无状态栏小程序有状态栏需要撑起高度）
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this.statusBarHeight = info.statusBarHeight
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this.windowWidth = info.windowWidth
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// 除了h5 app mp-alipay的情况下执行
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// #ifndef H5 || APP-PLUS || MP-ALIPAY
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// 获取胶囊的位置
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const menuButtonInfo = uni.getMenuButtonBoundingClientRect()
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console.log(menuButtonInfo);
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// (胶囊底部高度 - 状态栏的高度) + (胶囊顶部高度 - 状态栏内的高度) = 导航栏的高度
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this.navBarHeight = (menuButtonInfo.bottom - info.statusBarHeight) + (menuButtonInfo.top - info.statusBarHeight)
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this.windowWidth = menuButtonInfo.left
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// #endif
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},
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mounted() {
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if (this.defaultIndexList.length === 0) {
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this.options.forEach((item, index) => {
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if (!item.custom) {
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this.contentActiveIndexList.push({headerIndex: index, index: 0})
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} else {
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this.contentActiveIndexList.push({headerIndex: index, custom: true})
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}
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})
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} else {
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let i = 0
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this.options.forEach((item, index) => {
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if (!item.custom) {
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this.contentActiveIndexList.push([...this.defaultIndexList][i])
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i++
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} else {
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this.contentActiveIndexList.push({headerIndex: index, custom: true})
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}
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})
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}
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},
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methods: {
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onHeaderTap(index) {
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let item = this.options[index]
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if (Object.is(this.headerActiveIndex, index) && this.dropOver) {
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this.close()
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} else {
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this.headerActiveIndex = index
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if (item.custom) {
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this.$emit('change', {
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headerIndex: index,
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header: this.options[index].header
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})
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}
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this.dropDown = true
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this.$nextTick(() => {
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this.dropOver = true
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this.$emit('show',true)
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})
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}
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},
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onContentItemsTap(index) {
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this.contentActiveIndexList[this.headerActiveIndex]['index'] = index
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this.$forceUpdate()
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let event = {
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headerIndex: this.headerActiveIndex,
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header: this.options[this.headerActiveIndex]['header'],
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contentIndex: index,
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content: this.options[this.headerActiveIndex]['contents'][index],
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contentActiveIndexList: this.contentActiveIndexList
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}
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this.$emit('select', event)
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},
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close() {
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this.dropOver = false
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this.$emit('show',false)
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setTimeout(() => {
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this.dropDown = false
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this.$emit('hide')
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}, this.duration)
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},
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rpxToPx(rpx) {
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return rpx / 750 * this.screenWidth
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}
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}
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}
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</script>
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<style lang="scss">
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@import './iconfont.css';
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.wyb-drop-down-mask {
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position: fixed;
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top: 44px;
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/* #ifndef H5 */
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top: 0;
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/* #endif */
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left: 0;
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bottom: 0;
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right: 0;
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opacity: 0;
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transition: opacity var(--duration);
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z-index: 498;
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}
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.wyb-drop-down-mask-active {
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opacity: 1;
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transition: opacity var(--duration);
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}
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.wyb-drop-down-header {
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position: fixed;
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top: 44px;
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/* #ifndef H5 */
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top: 0;
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/* #endif */
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left: 0;
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right: 0;
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display: flex;
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flex-direction: row;
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background-color: #fff;
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z-index: 500;
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}
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.wyb-drop-down-header-item {
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flex: 1;
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height: 160rpx;
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font-size: 30rpx;
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/* border-bottom: 1px solid #eee; */
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display: flex;
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flex-direction: column;
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align-items: center;
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justify-content: center;
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/* position: relative; */
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position: absolute;
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top:130rpx;
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right: 0;
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background:#ffffff;
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padding: 0 20rpx;
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}
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.dropdownTitle{
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background-color: transparent;
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width:100%;
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}
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.wyb-drop-down-header-item-label {
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display: flex;
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flex-direction: row;
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align-items: center;
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justify-content: flex-end;
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}
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.wyb-drop-down-header-item-icon {
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/* margin-right: 16rpx; */
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display: flex;
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flex-direction: row;
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align-items: center;
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justify-content: flex-start;
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transform-origin: 50% 40%;
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transform: rotate(0);
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transition: transform var(--duration);
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font-size:24rpx;
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}
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.wyb-drop-down-header-item-icon-active {
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transform: rotate(180deg);
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transition: transform var(--duration);
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}
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.wyb-drop-down-content {
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position: fixed;
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top: var(--autoContentTop);
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/* background:red !important; */
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/* #ifndef H5 */
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top: 0rpx;
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/* #endif */
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left: 0;
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right: 0;
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z-index: 999;
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display: flex;
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flex-direction: column;
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align-items: flex-start;
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background-color: #fff;
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transform: translateY(-100%);
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transition: transform var(--duration);
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padding-top: 270rpx;
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padding-bottom: 50rpx;
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background-image: linear-gradient(to bottom, #d1f4e3 0%, #ffffff 100%);
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}
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.wyb-drop-down-content-active {
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transform: translateY(0);
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transition: transform var(--duration);
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}
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.wyb-drop-down-content-item {
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width: 100%;
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height: 100rpx;
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font-size: 30rpx;
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display: flex;
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flex-direction: column;
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position: relative;
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}
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.wyb-drop-down-content-item-label {
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width: 90%;
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height: 100%;
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display: flex;
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flex-direction: row;
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align-items: center;
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justify-content: flex-start;
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padding-left: 50rpx;
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}
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.wyb-drop-down-content-item-icon {
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position: absolute;
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top: 50%;
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right: 40rpx;
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font-size: 40rpx;
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transform: translateY(-50%);
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}
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.wyb-drop-down-content-box {
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width: 100%;
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}
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.wyb-drop-down-content-slot {
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width: 100%;
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height: 100%;
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}
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.wyb-drop-down-vline {
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width: 1px;
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height: 40rpx;
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background-color: #eee;
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position: absolute;
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right: 0;
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}
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.wyb-drop-down-line {
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width: 100%;
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height: 1px;
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/* background-color: #eee; */
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margin-left: 50rpx;
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}
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.allType{
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width: 100%;
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display: flex;
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justify-content: space-between;
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align-items: center;
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.allTitle{
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font-weight:bold;
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font-size:28rpx;
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}
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}
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</style>
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