基础数据之行李转盘修改优化

src/app/pages/basic-data/carousel/carousel.component.html

@@ -1,11 +1,12 @@
 <div class="main-page">
-  <div class="page-content">
+    <div class="page-content" #pageContent>
-        <div class="search-filter mb-3">
+        <div class="search-filter mb-3" #searchFilter>
             <div class="first-condition row">
                 <div class="line-operator-left input-container mb-3 col-xlg-8 col-mlg-8 col-xl-8 col-lg-10">
-                    <select class="mr-4 form-control" [(ngModel)]="SEL_COL" name="" id="">
+                    <select class="mr-4 form-control" [(ngModel)]="SEL_COL" (ngModelChange)="resetPositionArray()" name=""
+                        id="">
                         <option value="">选择列名</option>
-                        <option *ngFor="let col of col_lists" [value]="col.col_code">{{col.col_chn}}</option>
+                        <option *ngFor="let col of render_col_lists" [value]="col.COL_CODE">{{col.COL_CN}}</option>
                     </select>
                     <label class="radio-inline custom-radio nowrap mr-4">
                         <input type="radio" [(ngModel)]="FLT_POS" [value]="1" name="filter-position">
@@ -15,7 +16,8 @@
                         <input type="radio" [(ngModel)]="FLT_POS" [value]="2" name="filter-position">
                         <span>查找定位</span>
                     </label>
-                    <input class="form-control" [(ngModel)]="SEARCH" type="text" (keyup.enter)="inputEnter()" id="inputerInfo">
+                    <input class="form-control" [(ngModel)]="SEARCH" (ngModelChange)="resetPositionArray()" type="text"
+                        (keyup.enter)="inputEnter()" id="inputerInfo">
                 </div>
             </div>
 
@@ -44,27 +46,30 @@
         </div>
 
         <div class="airline-table">
-            <div id="table-container" class="table-container">
+            <div #tableContainer id="table-container" class="table-container">
-                <table id="table" class="table table-bordered table-striped">
+                <div class="table-head" #tableHead>
-                    <thead>
+                    <table class="table">
-                        <tr>
+                        <thead>
-                            <th>序号</th>
+                            <tr>
-                            <th>行李转盘代码</th>
+                                <th style="min-width:55px">序号</th>
-                            <th>行李转盘名称</th>
+                                <th *ngFor="let col of render_col_lists" [ngStyle]="{'min-width':col.COL_WIDTH}">{{col.COL_CN}}</th>
-                            <th>航站楼区域</th>
+                            </tr>
-                            <th>资源状态</th>
+                        </thead>
-                        </tr>
+                    </table>
-                    </thead>
+                </div>
-                    <tbody>
+                <div class="table-body" #tableBody (scroll)="handleScroll($event)">
-                        <tr *ngFor="let carousel of render_data;let i = index" (click)="selectRow(carousel)" [ngClass]="{'selected':row_state===carousel}">
+                    <div class="list-view-phantom" [ngStyle]="{ 'height': wait_render_data.length * 42 + 'px' }"></div>
-                            <td>{{i+1}}</td>
+                    <table #tableContent id="table" class="table table-striped">
-                            <td>{{carousel.carouselCode}}</td>
+                        <tbody>
-                            <td>{{carousel.carouselName}}</td>
+                            <ng-container *ngFor="let carousel of render_data;last as isLast;index as i">
-                            <td>{{carousel.terminalAreaName}}</td>
+                                <tr *ngIf="setWidth(isLast)" (click)="selectRow(carousel)" [ngClass]="{'selected':getSelectedRow(carousel)}">
-                            <td>{{carousel.carouselStatus}}</td>
+                                    <td style="min-width:55px">{{start+i+1}}</td>
-                        </tr>
+                                    <td *ngFor="let col of render_col_lists" [ngStyle]="{'min-width':col.COL_WIDTH}">{{carousel[col.COL_CODE]}}</td>
-                    </tbody>
+                                </tr>
-                </table>
+                            </ng-container>
+                        </tbody>
+                    </table>
+                </div>
             </div>
         </div>
     </div>

src/app/pages/basic-data/carousel/carousel.component.ts

@@ -1,144 +1,221 @@
-import { Component, OnInit } from '@angular/core';
+import { Component, OnInit, ViewChild, Renderer2 } from '@angular/core';
-import { BasicDataService } from '../../../services/basic-data-service'
+import { BasicDataService } from '../../../services/basic-data-service';
-import { ChangeDetectorRef } from '@angular/core';
+import { OperateSpinServiceService } from '../../../services/operate-spin-service.service';
 import * as $ from 'jquery';
 
 @Component({
     selector: 'app-carousel',
     templateUrl: './carousel.component.html',
-    styleUrls: ['./carousel.component.scss']
+    styleUrls: ['../basic.scss']
 })
 export class CarouselComponent implements OnInit {
 
     constructor(
+        private renderer2: Renderer2,
         private basicDataService: BasicDataService,
-        private changeDetectorRef: ChangeDetectorRef
+        private operateSpinServiceService: OperateSpinServiceService,
-    ) { }
+    ) {
+        this.operateSpinServiceService.showSpin();
+    }
 
-    public col_lists = [
+    public render_col_lists = [
-        { col_code: 'carouselCode', col_chn: '行李转盘代码' },
+        { COL_CODE: 'carouselCode', COL_CN: '行李转盘代码', COL_WIDTH: "125px" },
-        { col_code: 'carouselName', col_chn: '行李转盘名称' },
+        { COL_CODE: 'carouselName', COL_CN: '行李转盘名称', COL_WIDTH: "125px" },
-        { col_code: 'terminalAreaName', col_chn: '航站楼区域' },
+        { COL_CODE: 'terminalAreaName', COL_CN: '航站楼区域', COL_WIDTH: "120px" },
-        { col_code: 'carouselStatus', col_chn: '资源状态' },
+        { COL_CODE: 'carouselStatus', COL_CN: '资源状态', COL_WIDTH: "120px" },
     ]
 
     // 搜索条件
     SEARCH = '';    //手动输入条件
+    LASTSEARCH = '';
     FLT_POS = 1;    //过滤还是定位
     SEL_COL = '';   //选择列名
+    LAST_SEL_COL = '';
 
     //下拉框
     public filterItems = {
         terminalAreaCode: '',
         carouselStatus: '',
     }
-    terminalAreas: Array<any>; //所属航站楼区域
-    carousels: Array<any>;
 
-    public row_state: any = { renderFlight: {} };
+    public terminalAreas: Array<any>; //所属航站楼区域
+    public carousels: Array<any>;
+
+    public wait_render_data: Array<object> = [];
     public render_data: Array<object> = [];  //显示数据，即需要显示的数据
+    public selectedFilterData: Array<object> = [];
+
+    public row_state: any = {};
+
+    @ViewChild('pageContent') pageContent;
+    @ViewChild('searchFilter') searchFilter;
+    @ViewChild('tableContainer') tableContainer;
+    @ViewChild('tableHead') tableHead;
+    @ViewChild('tableBody') tableBody;
+    @ViewChild('tableContent') tableContent;
+
+    trItemHeight: number = 42;
+    start: number = 0;
+    end: number = 0;
+    visibleCount: number = 0;
+    scrollTop: number = 0;
 
     ngOnInit() {
-        this.terminalAreas = this.basicDataService.terminal_area;
+        window.onresize = function () {
+            this.calcVisibleCount();
+        }.bind(this)
+
         this.carousels = this.basicDataService.carousel;
-        this.render_data = this.basicDataService.carousel;
+        this.terminalAreas = this.basicDataService.terminal_area;
-        this.basicDataService.carousel_subject.subscribe(
+
-            data => {
+        if (this.terminalAreas && Array.isArray(this.terminalAreas)) {
-                this.carousels = data;
+            this.dataTransfer();
-                this.render_data = data;
+        } else {
-                //资源状态列表显示数据转换
+            this.basicDataService.carousel_subject.subscribe(
-                this.initCarouselStauts();
+                data => {
-            }
+                    this.carousels = data;
-        );
-        this.basicDataService.terminal_area_subject.subscribe(
-            data => {
-                this.terminalAreas = data;
-                //航站楼区域数据转换处理
-                if(this.terminalAreas && this.terminalAreas.length > 0){
-                    this.basicDataTransHandle();
                 }
-            }
+            )
-        );
+            this.basicDataService.terminal_area_subject.subscribe(
-        if(this.render_data){
+                data => {
-            //航站楼区域数据转换处理
+                    this.terminalAreas = data;
-            this.basicDataTransHandle();
+                    this.dataTransfer();
-            //资源状态列表显示数据转换
+                }
-            this.initCarouselStauts();
+            )
         }
-        /**
-         * 固定表头
-         */
-        var tableCont = document.querySelector('#table-container');
-        function scrollHandle() {
-            var scrollTop = this.scrollTop;
-            this.querySelector('thead').style.transform = 'translateY(' + scrollTop + 'px)';
-        }
-        tableCont.addEventListener('scroll', scrollHandle);
     }
 
     //航站楼区域数据转换处理
-    basicDataTransHandle() {
+    terminalAreaTransHandle(item) {
-        this.render_data.forEach(item => {
+        let terminalAreasLinkIndex = this.terminalAreas.findIndex(val => val.terminalAreaCode === item['terminalAreaCode']);
-            let terminalAreasLinkIndex = this.terminalAreas.findIndex(val => val.terminalAreaCode === item['terminalAreaCode']);
+        if (this.terminalAreas[terminalAreasLinkIndex]) {
-            if(this.terminalAreas[terminalAreasLinkIndex]){
+            item['terminalAreaName'] = this.terminalAreas[terminalAreasLinkIndex].terminalAreaName;
-                item['terminalAreaName'] = this.terminalAreas[terminalAreasLinkIndex].terminalAreaName;
-            }
-        })
-    }
-
-    /**
-     * 选中某行
-     * @param i 
-     */
-    selectRow(i) {
-        this.row_state = i;
-    }
-
-    //输入框回车事件
-    inputEnter() {
-        if (this.FLT_POS === 1) {
-            this.selectChange()
-        } else {
-            this.inputPosition(this.render_data)
         }
     }
 
     //资源状态列表显示数据转换
-    initCarouselStauts(){
+    initGateStatus(element) {
-        this.render_data.forEach(item =>{
+        if (element['gateStatus'] == '0') {
-            if(item['carouselStatus'] == '0'){
+            element['gateStatus'] = '可用'
-                item['carouselStatus'] = '可用';
+        } else if (element['gateStatus'] == '1') {
-            }else if(item['carouselStatus'] == '1'){
+            element['gateStatus'] = '在用'
-                item['carouselStatus'] = '在用';
+        } else if (element['gateStatus'] == '2') {
-            }else if(item['carouselStatus'] == '2'){
+            element['gateStatus'] = '锁定'
-                item['carouselStatus'] = '锁定';
+        } else if (element['gateStatus'] == '3') {
-            }else if(item['carouselStatus'] == '3'){
+            element['gateStatus'] = '禁用'
-                item['carouselStatus'] = '禁用';
+        } else if (element['gateStatus'] == '4') {
-            }else if(item['carouselStatus'] == '4'){
+            element['gateStatus'] = '预分'
-                item['carouselStatus'] = '预分';
+        }
-            }
+    }
-            return item['carouselStatus'];
+
+    /**
+     * 数据转换显示统一处理
+     */
+    dataTransfer() {
+        this.carousels.forEach(item => {
+            this.terminalAreaTransHandle(item);
         })
+
+        this.wait_render_data = this.carousels;
+        this.selectedFilterData = this.carousels;
+        this.calcVisibleCount();
+
+        //默认选中第一条
+        if (this.render_data.length > 0) {
+            this.row_state = this.render_data[0];
+        }
+        this.operateSpinServiceService.hideSpin();
+    }
+
+    /**
+      * 设置动态设置单元格的宽度
+      * @param isLast 
+      */
+    setWidth(isLast) {
+        if (isLast) {
+            $(".table-body tbody>tr").eq(0).find('td').each((index, element) => {
+                $(".table-head table thead tr").eq(0).find('th').eq(index).attr('width', $(element).innerWidth() + 'px');
+            })
+            if (this.tableBody.nativeElement.scrollHeight <= (this.tableBody.nativeElement.innerHeight || this.tableBody.nativeElement.clientHeight)) {
+                this.tableHead.nativeElement.style.overflowY = 'auto';
+            } else {
+                this.tableHead.nativeElement.style.overflowY = 'scroll';
+            }
+        }
+        return true;
+    }
+
+    /**
+     * 纵向滚动条滚动渲染数据
+     */
+    handleScroll() {
+        const scrollTop = this.tableBody.nativeElement.scrollTop;
+        $(".table-head").scrollLeft($('.table-body').scrollLeft());
+        const fixedScrollTop = scrollTop - scrollTop % this.trItemHeight;
+        this.tableContent.nativeElement.style.webkitTransform = `translateY(${fixedScrollTop}px)`;
+        this.start = Math.floor(scrollTop / this.trItemHeight);
+        this.end = this.start + this.visibleCount;
+        this.render_data = this.wait_render_data.slice(this.start, this.end);
+    }
+
+    /**
+     * 计算可视区域数据的渲染
+     */
+    calcVisibleCount() {
+        this.renderer2.setStyle(this.tableContainer.nativeElement, 'height', this.pageContent.nativeElement.offsetHeight - this.searchFilter.nativeElement.offsetHeight - 35 + 'px');
+        this.renderer2.setStyle(this.tableBody.nativeElement, 'height', this.tableContainer.nativeElement.offsetHeight - this.tableHead.nativeElement.offsetHeight + 'px');
+        this.visibleCount = Math.ceil(this.tableBody.nativeElement.clientHeight / this.trItemHeight);
+        const scrollTop = this.tableBody.nativeElement.scrollTop;
+        const fixedScrollTop = scrollTop - scrollTop % this.trItemHeight;
+        this.tableContent.nativeElement.style.transform = `translateY(${fixedScrollTop}px)`;
+
+        this.start = Math.floor(scrollTop / this.trItemHeight);
+        this.end = this.start + this.visibleCount;
+        this.render_data = this.wait_render_data.slice(this.start, this.end);
+    }
+
+    /**
+     * 选中某行
+     * @param carousel 
+     */
+    selectRow(carousel) {
+        this.row_state = carousel;
+    }
+
+    /**
+     * 判断当前行是否是选中的行,是则高亮
+     * @param carousel 
+     */
+    getSelectedRow(carousel) {
+        if (carousel.carouselCode === this.row_state.carouselCode) {
+            return true;
+        } else {
+            return false;
+        }
+    }
+
+    // 输入框回车事件
+    inputEnter() {
+        if (this.FLT_POS === 1) {
+            this.LAST_SEL_COL = this.SEL_COL;
+            this.LASTSEARCH = this.SEARCH;
+            this.operateSpinServiceService.showSpin();
+            this.inputFilter(this.selectedFilterData);
+        } else {
+            this.inputPosition(this.wait_render_data)
+        }
     }
 
     //下拉框选择筛选
     selectChange() {
-        this.render_data = this.carousels.filter(item => {
+        this.operateSpinServiceService.showSpin();
-            if(item['carouselStatus'] == '可用'){
+        this.positionedArray = [];
-                item['carouselStatus'] = '0';
+        this.positionArrayIndex = 0;
-            }else if(item['carouselStatus'] == '在用'){
+        let filter_data = this.carousels.filter(item => {
-                item['carouselStatus'] = '1';
-            }else if(item['carouselStatus'] == '锁定'){
-                item['carouselStatus'] = '2';
-            }else if(item['carouselStatus'] == '禁用'){
-                item['carouselStatus'] = '3'
-            }else if(item['carouselStatus'] == '预分'){
-                item['carouselStatus'] = '4'
-            }
             let is_satis = true;
             for (const key in this.filterItems) {
                 if (this.filterItems.hasOwnProperty(key) && this.filterItems[key]) {
-                    if (item[key] == this.filterItems[key]) {
+                    if (item[key] === this.filterItems[key]) {
                         is_satis = true;
                         continue;
                     } else {
@@ -149,24 +226,42 @@ export class CarouselComponent implements OnInit {
             }
             return is_satis;
         })
-        //资源状态列表显示数据转换
+        this.selectedFilterData = filter_data;
-        this.initCarouselStauts();
+
+
         if (this.FLT_POS === 1) {
-            this.inputFilter(this.render_data);
+            this.inputFilter(filter_data);
         } else {
-            this.row_state = this.render_data.length > 0 ? this.render_data[0] : { renderFlight: {} };
+            this.wait_render_data = filter_data;
+            this.render_data = this.wait_render_data.slice(this.start, this.end);
+
+            let hasSelectedRow: boolean = false;
+            for (let i = 0; i < this.wait_render_data.length; i++) {
+                let carousel = this.wait_render_data[i];
+                if (carousel['carouselCode'] === this.row_state.carouselCode) {
+                    this.row_state = carousel;
+                    hasSelectedRow = true;
+                    break;
+                }
+            }
+            if (!hasSelectedRow) {
+                if (this.render_data.length > 0) {
+                    this.row_state = this.render_data[0];
+                }
+            }
+            this.operateSpinServiceService.hideSpin();
         }
 
     }
 
     //输入框筛选
     inputFilter(filterData) {
-        if (this.SEARCH) {
+        if (this.LASTSEARCH) {
-            if (this.SEL_COL) {
+            if (this.LAST_SEL_COL) {
-                let sel_col = this.SEL_COL;
+                let sel_col = this.LAST_SEL_COL;
-                this.render_data = filterData.filter(item => {
+                filterData = filterData.filter(item => {
                     if (item[sel_col]) {
-                        if (item[sel_col].toString().match(new RegExp(this.SEARCH, 'i'))) {
+                        if (item[sel_col].toString().match(new RegExp(this.LASTSEARCH, 'i'))) {
                             return true;
                         }
                     } else {
@@ -174,12 +269,12 @@ export class CarouselComponent implements OnInit {
                     }
                 })
             } else {
-                this.render_data = filterData.filter(item => {
+                filterData = filterData.filter(item => {
                     let is_satis = false;
-                    let cols = this.col_lists;
+                    let cols = this.render_col_lists;
                     for (let i = 0; i < cols.length; i++) {
-                        if (item[cols[i].col_code]) {
+                        if (item[cols[i]['COL_CODE']]) {
-                            if (item[cols[i].col_code].toString().match(new RegExp(this.SEARCH, 'i'))) {
+                            if (item[cols[i]['COL_CODE']].toString().match(new RegExp(this.LASTSEARCH, 'i'))) {
                                 is_satis = true;
                                 break;
                             } else {
@@ -194,72 +289,174 @@ export class CarouselComponent implements OnInit {
                     return is_satis;
                 })
             }
-        } else {
-            this.render_data = filterData;
         }
+        this.wait_render_data = filterData;
+        this.render_data = this.wait_render_data.slice(this.start, this.end);
+
+        let hasSelectedRow: boolean = false;
+        for (let i = 0; i < this.wait_render_data.length; i++) {
+            let carousel = this.wait_render_data[i];
+            if (carousel['carouselCode'] === this.row_state.carouselCode) {
+                this.row_state = carousel;
+                hasSelectedRow = true;
+                break;
+            }
+        }
+        if (!hasSelectedRow) {
+            if (this.render_data.length > 0) {
+                this.row_state = this.render_data[0];
+            }
+        }
+        this.operateSpinServiceService.hideSpin();
     }
 
-    positionArray: Array<any> = [];
+    positionedArray: Array<any> = [];
     positionArrayIndex: number = 0;
     //输入框定位
     inputPosition(filterData) {
-        let transArray = []
+        let hasSearchData: boolean = false;
+        let hasPositionedEle: boolean = false;
         if (this.SEL_COL) {
             let sel_col = this.SEL_COL;
-            filterData.forEach(element => {
+            for (let i = 0; i < filterData.length; i++) {
-                if (element[sel_col]) {
+                if (i === filterData.length - 1) {
-                    if (element[sel_col].toString().match(new RegExp(this.SEARCH, 'i'))) {
+                    this.positionedArray = [];
-                        transArray.push(element)
+                    this.positionArrayIndex = 0;
+                }
+                let fliterElement = filterData[i];
+                if (fliterElement[sel_col]) {
+                    if (fliterElement[sel_col].toString().match(new RegExp(this.SEARCH, 'i'))) {
+                        let hasThisEle: boolean = false;
+                        hasSearchData = true;
+                        for (let k = 0; k < this.positionedArray.length; k++) {
+                            let positionedElement = this.positionedArray[k];
+                            let diffResult = (positionedElement.carouselCode === fliterElement.carouselCode);
+                            if (diffResult) {
+                                hasThisEle = true;
+                                break;
+                            } else {
+                                continue;
+                            }
+                        };
+                        if (!hasThisEle) {
+                            hasPositionedEle = true;
+                            this.row_state = fliterElement;
+                            this.positionArrayIndex = i;
+                            this.positionedArray.push(fliterElement);
+                            break;
+                        }
+                    } else {
+                        continue;
                     }
                 } else {
                     if (!this.SEARCH) {
-                        transArray.push(element)
+                        let hasThisEle: boolean = false;
+                        hasSearchData = true;
+                        for (let k = 0; k < this.positionedArray.length; k++) {
+                            let positionedElement = this.positionedArray[k];
+                            let diffResult = (positionedElement.carouselCode === fliterElement.carouselCode);
+                            if (diffResult) {
+                                hasThisEle = true;
+                                break;
+                            } else {
+                                continue;
+                            }
+                        };
+                        if (!hasThisEle) {
+                            hasPositionedEle = true;
+                            this.row_state = fliterElement;
+                            this.positionArrayIndex = i;
+                            this.positionedArray.push(fliterElement);
+                            break;
+                        }
+                    } else {
+                        continue;
                     }
                 }
-            });
+            }
         } else {
-            filterData.forEach(element => {
+            let cols = this.render_col_lists;
-                let cols = this.col_lists;
+            for (let i = 0; i < filterData.length; i++) {
-                for (let i = 0; i < cols.length; i++) {
+                if (i === filterData.length - 1) {
-                    if (element[cols[i].col_code]) {
+                    this.positionedArray = [];
-                        if (element[cols[i].col_code].toString().match(new RegExp(this.SEARCH, 'i'))) {
+                    this.positionArrayIndex = 0;
-                            transArray.push(element)
+                }
+                let positionIsOk: boolean = false;
+                let filterElement = filterData[i];
+                for (let j = 0; j < cols.length; j++) {
+                    let elementCol = cols[j];
+                    if (filterElement[elementCol['COL_CODE']]) {
+                        if (filterElement[elementCol['COL_CODE']].toString().match(new RegExp(this.SEARCH, 'i'))) {
+                            let hasThisEle: boolean = false;
+                            hasSearchData = true;
+                            for (let k = 0; k < this.positionedArray.length; k++) {
+                                let positionedElement = this.positionedArray[k];
+                                let diffResult = (positionedElement.carouselCode === filterElement.carouselCode);
+                                if (diffResult) {
+                                    hasThisEle = true;
+                                    break;
+                                } else {
+                                    continue;
+                                }
+                            };
+                            if (!hasThisEle) {
+                                hasPositionedEle = true;
+                                positionIsOk = true;
+                                this.row_state = filterElement;
+                                this.positionArrayIndex = i;
+                                this.positionedArray.push(filterElement);
+                            }
                             break;
                         } else {
                             continue;
                         }
                     } else {
-                        if (this.SEARCH) {
+                        if (!this.SEARCH) {
-                            continue;
+                            let hasThisEle: boolean = false;
-                        } else {
+                            hasSearchData = true;
-                            transArray.push(element)
+                            for (let k = 0; k < this.positionedArray.length; k++) {
+                                let positionedElement = this.positionedArray[k];
+                                let diffResult = (positionedElement.carouselCode === filterElement.carouselCode);
+                                if (diffResult) {
+                                    hasThisEle = true;
+                                    break;
+                                } else {
+                                    continue;
+                                }
+                            };
+                            if (!hasThisEle) {
+                                hasPositionedEle = true;
+                                positionIsOk = true;
+                                this.row_state = filterElement;
+                                this.positionArrayIndex = i;
+                                this.positionedArray.push(filterElement);
+                            }
                             break;
+                        } else {
+                            continue;
                         }
                     }
                 }
-            });
+                if (positionIsOk) {
-        }
+                    break;
-        if (transArray.length > 0) {
-            if (transArray.toString() == this.positionArray.toString()) {
-                this.positionArrayIndex++;
-                if (this.positionArrayIndex === this.positionArray.length) {
-                    this.positionArrayIndex = 0;
                 }
-                this.row_state = this.positionArray[this.positionArrayIndex];
-            } else {
-                this.positionArray = transArray;
-                this.positionArrayIndex = 0;
-                this.row_state = this.positionArray[this.positionArrayIndex];
             }
-        } else {
-            alert('没有搜索到相关数据');
-        }
-        this.changeDetectorRef.detectChanges();
-        let tr = $(".selected");
-        let objTr = tr[0];
-        if (objTr) {
-            $("#table-container").animate({ scrollTop: objTr.offsetTop - 42 }, "slow");
         }
 
+        if (!hasSearchData) {
+            alert("没有搜索到相关数据");
+        }
+        if (hasPositionedEle) {
+            const scrollTop = this.positionArrayIndex * this.trItemHeight
+            this.tableBody.nativeElement.scrollTop = scrollTop;
+        }
+    }
+
+    /**
+     * 重置定位数组
+     */
+    resetPositionArray() {
+        this.positionedArray = [];
+        this.positionArrayIndex = 0;
     }
 }

src/app/pages/basic-data/gate/gate.component.ts

@@ -175,15 +175,15 @@ export class GateComponent implements OnInit {
 
     /**
      * 选中某行
-     * @param i 
+     * @param gate 
      */
-    selectRow(i) {
+    selectRow(gate) {
-        this.row_state = i;
+        this.row_state = gate;
     }
 
     /**
      * 判断当前行是否是选中的行,是则高亮
-     * @param checkinGroup 
+     * @param gate 
      */
     getSelectedRow(gate) {
         if (gate.gateCode === this.row_state.gateCode) {