vue+bootstrap前端进行分页

1.只需要导入bootstrap.js,jquery.js,vue.js,bootstrap.css

<!DOCTYPE html>
<html>
<head>
    <meta charset="utf-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title> Vue-PagerTest</title>
    <link rel="stylesheet" href="../static/css/bootstrap.min.css"/>
</head>
<body>
<div class="container body-content">
    <div id="test" class="form-group">
        <div class="form-group">
            <div class="page-header">
                数据
            </div>
            <table class="table table-bordered table-responsive table-striped">
                <tr>
                    <th>姓名</th>
                    <th>年龄</th>
                    
                </tr>
                <tr v-for="item in arrayData">
                    <td class="text-center">{{item.name}}</td>
                    <td>{{item.age}}</td>
                    
                </tr>
            </table>
            <div class="page-header">分页</div>
            <div class="pager" id="pager">
                    <!--<span class="form-inline">-->
                        <!--<select class="form-control" v-model="pagesize" v-on:change="showPage(pageCurrent,true)" number>-->
                            <!--<option value="10">10</option>-->
                            <!--<option value="20">20</option>-->
                            <!--<option value="30">30</option>-->
                            <!--<option value="40">40</option>-->
                        <!--</select>-->
                    <!--</span>-->
                <template v-for="item in pageCount+1">
                        <span v-if="item==1" class="btn btn-default" v-on:click="showPage(1)">
                            首页
                        </span>
                    <span v-if="item==1" class="btn btn-default" v-on:click="showPage(pageCurrent-1)">
                            上一页
                        </span>
                    <span v-if="item==1" class="btn btn-default" v-on:click="showPage(item)">
                            {{item}}
                        </span>
                    <span v-if="item==1&&item<showPagesStart-1" class="btn btn-default disabled">
                            ...
                        </span>
                    <span v-if="item>1&&item<=pageCount-1&&item>=showPagesStart&&item<=showPageEnd&&item<=pageCount" class="btn btn-default" v-on:click="showPage(item)">
                            {{item}}
                        </span>
                    <span v-if="item==pageCount&&item>showPageEnd+1" class="btn btn-default disabled">
                            ...
                        </span>
                    <span v-if="item==pageCount" class="btn btn-default" v-on:click="showPage(item)">
                            {{item}}
                        </span>
                    <span v-if="item==pageCount" class="btn btn-default" v-on:click="showPage(pageCurrent+1)">
                            下一页
                        </span>
                    <span v-if="item==pageCount" class="btn btn-default" v-on:click="showPage(pageCount)">
                            尾页
                        </span>
                </template>
                <span class="form-inline">
                        <input class="pageIndex form-control" style="width:60px;text-align:center" type="text" v-model="pageCurrent" v-on:keyup.enter="showPage(pageCurrent,true)" />
                    </span>
                <span>{{pageCurrent}}/{{pageCount}}</span>
            </div>
        </div>
    </div>
    <hr />

</div>
// 这里需要注意导入外部js的顺序
<script type="text/javascript" src="../static/js/jquery-3.5.1.min.js"></script>
<script src="../static/js/bootstrap.js"></script>
<script type="text/javascript" src="../static/js/jquery-3.5.1.min.js"></script>
<script type="text/javascript" src="../static/js/vue.js"></script>
<script>
    // //只能输入正整数过滤器
    // Vue.filter('onlyNumeric', {
    //     // model -> view
    //     // 在更新 `<input>` 元素之前格式化值
    //     read: function (val) {
    //         return val;
    //     },
    //     // view -> model
    //     // 在写回数据之前格式化值
    //     write: function (val, oldVal) {
    //         var number = +val.replace(/[^\d]/g, '')
    //         return isNaN(number) ? 1 : parseFloat(number.toFixed(2))
    //     }
    // })



    var vue = new Vue({
        el: "#test",
        data: {
            //总项目数
            totalCount: 200,
            //分页数
            pageCount: 20,
            //当前页面
            pageCurrent: 1,
            //分页大小
            pagesize: 10,
            //显示分页按钮数
            showPages: 4,
            //开始显示的分页按钮
            showPagesStart: 1,
            //结束显示的分页按钮
            showPageEnd: 100,
            //分页数据
            arrayData: []
        },
        methods: {
            //分页方法
            showPage: function (pageIndex, forceRefresh) {

                if (pageIndex > 0) {


                    if (pageIndex > this.pageCount) {
                        pageIndex = this.pageCount;
                    }

                    //判断数据是否需要更新
                    var currentPageCount = Math.ceil(this.totalCount / this.pagesize);
                    if (currentPageCount != this.pageCount) {
                        pageIndex = 1;
                        this.pageCount = currentPageCount;
                    }
                    else if (this.pageCurrent == pageIndex && currentPageCount == this.pageCount && typeof (forceRefresh) == "undefined") {
                        console.log("not refresh");
                        return;
                    }

                    //处理分页点中样式
                    var buttons = $("#pager").find("span");
                    for (var i = 0; i < buttons.length; i++) {
                        if (buttons.eq(i).html() != pageIndex) {
                            buttons.eq(i).removeClass("active");
                        }
                        else {
                            buttons.eq(i).addClass("active");
                        }
                    }

                    //测试数据 随机生成的  显示在表格中的数据
                    var newPageInfo = [];
                    for (var i = 0; i < this.pagesize; i++) {
                        newPageInfo[newPageInfo.length] = {
                            name: "test" + (i + (pageIndex - 1) * 20),
                            age: (i + (pageIndex - 1) * 20)
                        };
                    }
                    this.pageCurrent = pageIndex;
                    this.arrayData = newPageInfo;

                    //计算分页按钮数据
                    if (this.pageCount > this.showPages) {
                        if (pageIndex <= (this.showPages - 1) / 2) {
                            this.showPagesStart = 1;
                            this.showPageEnd = this.showPages - 1;
                            console.log("showPage1")
                        }
                        else if (pageIndex >= this.pageCount - (this.showPages - 3) / 2) {
                            this.showPagesStart = this.pageCount - this.showPages + 2;
                            this.showPageEnd = this.pageCount;
                            console.log("showPage2")
                        }
                        else {
                            console.log("showPage3")
                            this.showPagesStart = pageIndex - (this.showPages - 3) / 2;
                            this.showPageEnd = pageIndex + (this.showPages - 3) / 2;
                        }
                    }
                    console.log("showPagesStart:" + this.showPagesStart + ",showPageEnd:" + this.showPageEnd + ",pageIndex:" + pageIndex);
                }

            }

        }
    });
    vue.$watch("arrayData", function (value) {
        //console.log("==============arrayData begin==============");
        //console.log(value==vue.arrayData);
        //console.log(vue.arrayData);
        //console.log("==============arrayData end==============");
    });
    vue.showPage(vue.pageCurrent, null, true);
</script>
</body>
</html>

 

上一篇:使用element 在线预览pdf


下一篇:HTML 5 Web 存储 localStorage - 没有时间限制的数据存储 sessionStorage - 针对一个 session 的数据存储