601 lines
14 KiB
Vue
601 lines
14 KiB
Vue
<!-- 树形层级选择器-->
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<!-- 改了源码 现在是适合员工的筛选 -->
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<template>
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<view>
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<view class="tree-cover" :class="{'show':showDialog}" @tap="_cancel"></view>
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<view class="tree-dialog" :class="{'show':showDialog}">
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<view class="tree-bar">
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<view class="tree-bar-cancel" :style="{'color':cancelColor}" hover-class="hover-c" @tap="_cancel">取消
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</view>
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<view class="tree-bar-title" :style="{'color':titleColor}">{{title}}</view>
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<view class="tree-bar-confirm" :style="{'color':confirmColor}" hover-class="hover-c" @tap="_confirm">
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{{multiple?'确定':''}}
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</view>
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</view>
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<view class="tree-view">
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<scroll-view class="tree-list" :scroll-y="true">
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<block v-for="(item, index) in treeList" :key="index">
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<view class="tree-item" :style="[{
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paddingLeft: item.level*30 + 'rpx'
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}]" :class="{
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itemBorder: border === true,
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show: item.isShow
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}">
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<view class="item-label">
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<view class="item-icon" @tap.stop="_onItemSwitch(item, index)">
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<view v-if="!item.isLastLevel&&item.isShowChild" class="switch-on"
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:style="{'border-left-color':switchColor}">
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</view>
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<view v-else-if="!item.isLastLevel&&!item.isShowChild" class="switch-off"
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:style="{'border-top-color':switchColor}">
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</view>
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<!-- <view v-else class="item-last-dot" :style="{'border-top-color':switchColor}">
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</view> -->
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</view>
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<view class="uni-flex-item" @tap.stop="_onItemSelect(item, index)">
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<view class="item-name"> {{item.name+(item.childCount?"("+item.childCount+")":'')}}
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</view>
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<view class="item-check" v-if="selectParent?true:item.isLastLevel">
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<!-- <view class="item-check-yes" v-if="item.checkStatus==1" :class="{'radio':!multiple}"
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:style="{'border-color':confirmColor}">
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<view class="item-check-yes-part" :style="{'background-color':confirmColor}">
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</view>
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</view> -->
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<view class="item-check-no" v-if="item.checkStatus==0" :class="{'radio':!multiple}"
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:style="{'border-color':confirmColor}"></view>
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<view class="item-check-yes" v-if="item.checkStatus==2" :class="{'radio':!multiple}"
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:style="{'border-color':confirmColor}">
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<uv-icon name="checkbox-mark" :color="confirmColor" size="18"></uv-icon>
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</view>
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</view>
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</view>
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</view>
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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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export default {
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emits: ['select-change'],
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name: "ba-tree-picker",
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props: {
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valueKey: {
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type: String,
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default: 'id'
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},
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textKey: {
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type: String,
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default: 'name'
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},
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childrenKey: {
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type: String,
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default: 'children'
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},
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localdata: {
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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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localTreeList: { //在已经格式化好的数据
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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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selectedData: {
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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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title: {
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type: String,
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default: ''
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},
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multiple: { // 是否可以多选
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type: Boolean,
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default: true
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},
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selectParent: { //是否可以选父级
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type: Boolean,
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default: true
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},
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confirmColor: { // 确定按钮颜色
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type: String,
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default: '#09b4f1'
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},
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cancelColor: { // 取消按钮颜色
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type: String,
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default: '' // #757575
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},
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titleColor: { // 标题颜色
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type: String,
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default: '' //
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},
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switchColor: { // 节点切换图标颜色
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type: String,
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default: '' // #666
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},
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border: { // 是否有分割线
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type: Boolean,
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default: false
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},
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},
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data() {
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return {
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showDialog: false,
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treeList: []
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}
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},
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computed: {},
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methods: {
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_show() {
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this.showDialog = true
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},
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_hide() {
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this.showDialog = false
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},
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_cancel() {
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this._hide()
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this.$emit("cancel", '');
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},
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_confirm() { //多选
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let selectedList = [];
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let selectedNames;
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this.treeList.forEach((item, index) => {
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if (item.checkStatus === 2) {
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selectedList.push(item.id);
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selectedNames = selectedNames ? selectedNames + ' / ' + item.name : item.name;
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}
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})
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this._hide()
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this.$emit("select-change", selectedList, selectedNames);
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},
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//格式化原数据（原数据为tree结构）
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_formatTreeData(list = [], level = 0, parentItem, isShowChild = true) {
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let nextIndex = 0;
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let parentId = -1;
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let initCheckStatus = 0;
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if (parentItem) {
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nextIndex = this.treeList.findIndex(item => item.id === parentItem.id) + 1;
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parentId = parentItem.id;
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if (!this.multiple) { //单选
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initCheckStatus = 0;
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} else
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// initCheckStatus = parentItem.checkStatus == 2 ? 2 : 0;
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initCheckStatus = 0;
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}
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list.forEach(item => {
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let isLastLevel = true;
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if (item && item[this.childrenKey]) {
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let children = item[this.childrenKey];
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if (Array.isArray(children) && children.length > 0) {
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isLastLevel = false;
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}
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}
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let itemT = {
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id: item[this.valueKey],
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name: item[this.textKey],
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level,
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isLastLevel,
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isShow: isShowChild,
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isShowChild: false,
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checkStatus: initCheckStatus,
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orCheckStatus: 0,
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parentId,
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children: item[this.childrenKey],
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childCount: item[this.childrenKey] ? item[this.childrenKey].length : 0,
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childCheckCount: 0,
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childCheckPCount: 0
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};
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if (this.selectedData.indexOf(itemT.id) >= 0) {
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itemT.checkStatus = 2;
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itemT.orCheckStatus = 2;
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itemT.childCheckCount = itemT.children ? itemT.children.length : 0;
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this._onItemParentSelect(itemT, nextIndex);
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}
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this.treeList.splice(nextIndex, 0, itemT);
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nextIndex++;
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})
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//console.log(this.treeList);
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},
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// 节点打开、关闭切换
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_onItemSwitch(item, index) {
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// console.log(item)
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//console.log('_itemSwitch')
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if (item.isLastLevel === true) {
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return;
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}
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item.isShowChild = !item.isShowChild;
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if (item.children) {
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this._formatTreeData(item.children, item.level + 1, item);
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item.children = undefined;
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} else {
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this._onItemChildSwitch(item, index);
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}
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},
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_onItemChildSwitch(item, index) {
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//console.log('_onItemChildSwitch')
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const firstChildIndex = index + 1;
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if (firstChildIndex > 0)
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for (var i = firstChildIndex; i < this.treeList.length; i++) {
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let itemChild = this.treeList[i];
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if (itemChild.level > item.level) {
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if (item.isShowChild) {
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if (itemChild.parentId === item.id) {
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itemChild.isShow = item.isShowChild;
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if (!itemChild.isShow) {
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itemChild.isShowChild = false;
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}
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}
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} else {
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itemChild.isShow = item.isShowChild;
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itemChild.isShowChild = false;
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}
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} else {
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return;
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}
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}
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},
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// 节点选中、取消选中
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_onItemSelect(item, index) {
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item.checkStatus = item.checkStatus == 0 ? 2 : 0;
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// if (!this.multiple) { //单选
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// item.checkStatus = item.checkStatus == 0 ? 2 : 0;
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// this.treeList.forEach((v, i) => {
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// if (i != index) {
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// this.treeList[i].checkStatus = 0
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// } else {
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// this.treeList[i].checkStatus = 2
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// }
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// })
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// let selectedList = [];
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// let selectedNames;
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// selectedList.push(item.id);
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// selectedNames = item.name;
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// this._hide()
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// this.$emit("select-change", selectedList, selectedNames);
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// return
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// }
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// let oldCheckStatus = item.checkStatus;
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// switch (oldCheckStatus) {
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// case 0:
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// item.checkStatus = 2;
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// item.childCheckCount = item.childCount;
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// item.childCheckPCount = 0;
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// break;
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// case 1:
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// case 2:
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// item.checkStatus = 0;
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// item.childCheckCount = 0;
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// item.childCheckPCount = 0;
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// break;
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// default:
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// break;
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// }
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// //子节点 全部选中
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// this._onItemChildSelect(item, index);
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// //父节点 选中状态变化
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// this._onItemParentSelect(item, index, oldCheckStatus);
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},
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_onItemChildSelect(item, index) {
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//console.log('_onItemChildSelect')
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let allChildCount = 0;
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if (item.childCount && item.childCount > 0) {
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index++;
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while (index < this.treeList.length && this.treeList[index].level > item.level) {
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let itemChild = this.treeList[index];
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itemChild.checkStatus = item.checkStatus;
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if (itemChild.checkStatus == 2) {
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itemChild.childCheckCount = itemChild.childCount;
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itemChild.childCheckPCount = 0;
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} else if (itemChild.checkStatus == 0) {
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itemChild.childCheckCount = 0;
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itemChild.childCheckPCount = 0;
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}
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// console.log('>>>>index：', index, 'item：', itemChild.name, ' status：', itemChild
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// .checkStatus)
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index++;
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}
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}
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},
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_onItemParentSelect(item, index, oldCheckStatus) {
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//console.log('_onItemParentSelect')
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//console.log(item)
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const parentIndex = this.treeList.findIndex(itemP => itemP.id == item.parentId);
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//console.log('parentIndex：' + parentIndex)
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if (parentIndex >= 0) {
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let itemParent = this.treeList[parentIndex];
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let count = itemParent.childCheckCount;
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let oldCheckStatusParent = itemParent.checkStatus;
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if (oldCheckStatus == 1) {
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itemParent.childCheckPCount -= 1;
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} else if (oldCheckStatus == 2) {
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itemParent.childCheckCount -= 1;
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}
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if (item.checkStatus == 1) {
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itemParent.childCheckPCount += 1;
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} else if (item.checkStatus == 2) {
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itemParent.childCheckCount += 1;
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}
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if (itemParent.childCheckCount <= 0 && itemParent.childCheckPCount <= 0) {
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itemParent.childCheckCount = 0;
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itemParent.childCheckPCount = 0;
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itemParent.checkStatus = 0;
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} else if (itemParent.childCheckCount >= itemParent.childCount) {
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itemParent.childCheckCount = itemParent.childCount;
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itemParent.childCheckPCount = 0;
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itemParent.checkStatus = 2;
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} else {
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itemParent.checkStatus = 1;
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}
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//console.log('itemParent：', itemParent)
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this._onItemParentSelect(itemParent, parentIndex, oldCheckStatusParent);
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}
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},
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// 重置数据
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_reTreeList() {
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this.treeList.forEach((v, i) => {
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this.treeList[i].checkStatus = v.orCheckStatus
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})
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},
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_initTree() {
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this.treeList = [];
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this._formatTreeData(this.localdata);
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}
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},
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watch: {
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localdata() {
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this._initTree();
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},
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localTreeList() {
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this.treeList = this.localTreeList;
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}
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},
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mounted() {
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this._initTree();
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}
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}
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</script>
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<style scoped>
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.tree-cover {
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position: fixed;
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top: 0rpx;
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right: 0rpx;
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bottom: 0rpx;
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left: 0rpx;
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z-index: 100;
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background-color: rgba(0, 0, 0, .4);
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opacity: 0;
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transition: all 0.3s ease;
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visibility: hidden;
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}
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.tree-cover.show {
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visibility: visible;
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opacity: 1;
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}
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.tree-dialog {
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position: fixed;
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top: 0rpx;
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right: 0rpx;
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bottom: 0rpx;
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left: 0rpx;
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background-color: #fff;
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border-top-left-radius: 10px;
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border-top-right-radius: 10px;
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/* #ifndef APP-NVUE */
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display: flex;
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/* #endif */
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flex-direction: column;
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z-index: 102;
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top: 20%;
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transition: all 0.3s ease;
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transform: translateY(100%);
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}
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.tree-dialog.show {
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transform: translateY(0);
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}
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.tree-bar {
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/* background-color: #fff; */
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height: 90rpx;
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padding-left: 25rpx;
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padding-right: 25rpx;
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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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box-sizing: border-box;
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border-bottom-width: 1rpx !important;
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border-bottom-style: solid;
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border-bottom-color: #f5f5f5;
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font-size: 32rpx;
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color: #757575;
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line-height: 1;
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}
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.tree-bar-confirm {
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color: #0055ff;
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padding: 15rpx;
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}
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.tree-bar-title {}
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.tree-bar-cancel {
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color: #757575;
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padding: 15rpx;
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}
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.tree-view {
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padding: 20rpx 20rpx 20rpx 0;
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flex: 1;
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/* #ifndef APP-NVUE */
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display: flex;
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/* #endif */
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flex-direction: column;
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overflow: hidden;
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height: 100%;
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}
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.tree-list {
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flex: 1;
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height: 100%;
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overflow: hidden;
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}
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.tree-item {
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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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line-height: 1;
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height: 0;
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opacity: 0;
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transition: 0.2s;
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overflow: hidden;
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}
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.tree-item.show {
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height: 90rpx;
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opacity: 1;
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}
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.tree-item.showchild:before {
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transform: rotate(90deg);
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}
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.tree-item.last:before {
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opacity: 0;
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}
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.switch-on {
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width: 0;
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height: 0;
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border-left: 12rpx solid transparent;
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border-right: 12rpx solid transparent;
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border-top: 20rpx solid #666;
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}
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.switch-off {
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width: 0;
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height: 0;
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border-bottom: 12rpx solid transparent;
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border-top: 12rpx solid transparent;
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border-left: 20rpx solid #666;
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}
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.item-last-dot {
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width: 14rpx;
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height: 14rpx;
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border-radius: 100%;
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background: #666;
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}
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.item-icon {
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display: flex;
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align-items: center;
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justify-content: flex-end;
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width: 80rpx;
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height: 60rpx;
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padding-right: 18rpx;
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}
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.item-label {
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flex: 1;
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display: flex;
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align-items: center;
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height: 100%;
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line-height: 1.2;
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}
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.item-name {
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flex: 1;
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overflow: hidden;
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text-overflow: ellipsis;
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white-space: nowrap;
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width: 450rpx;
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}
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.item-check {
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width: 40px;
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height: 40px;
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display: flex;
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justify-content: center;
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align-items: center;
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}
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.item-check-yes,
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.item-check-no {
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width: 20px;
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height: 20px;
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border-top-left-radius: 20%;
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border-top-right-radius: 20%;
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border-bottom-right-radius: 20%;
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border-bottom-left-radius: 20%;
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border-top-width: 1rpx;
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border-left-width: 1rpx;
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border-bottom-width: 1rpx;
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border-right-width: 1rpx;
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border-style: solid;
|
||
border-color: #0055ff;
|
||
display: flex;
|
||
justify-content: center;
|
||
align-items: center;
|
||
box-sizing: border-box;
|
||
}
|
||
|
||
.item-check-yes-part {
|
||
width: 12px;
|
||
height: 12px;
|
||
border-top-left-radius: 20%;
|
||
border-top-right-radius: 20%;
|
||
border-bottom-right-radius: 20%;
|
||
border-bottom-left-radius: 20%;
|
||
background-color: #0055ff;
|
||
}
|
||
|
||
.item-check .radio {
|
||
border-top-left-radius: 50%;
|
||
border-top-right-radius: 50%;
|
||
border-bottom-right-radius: 50%;
|
||
border-bottom-left-radius: 50%;
|
||
}
|
||
|
||
.item-check .radio .item-check-yes-b {
|
||
border-top-left-radius: 50%;
|
||
border-top-right-radius: 50%;
|
||
border-bottom-right-radius: 50%;
|
||
border-bottom-left-radius: 50%;
|
||
}
|
||
|
||
.hover-c {
|
||
opacity: 0.6;
|
||
}
|
||
|
||
.itemBorder {
|
||
border-bottom: 1px solid #e5e5e5;
|
||
}
|
||
|
||
.uni-flex-item {
|
||
width: 100%;
|
||
display: flex;
|
||
flex-direction: row;
|
||
align-items: center;
|
||
justify-content: space-between;
|
||
}
|
||
</style> |