我在内存中有大约1000项的数据集,并试图创建一个寻呼机 这个数据集,但我不确定怎么做。
我正在使用一个自定义过滤器函数来过滤结果,这工作得很好,但我需要以某种方式获得页数。
有线索吗?
我在内存中有大约1000项的数据集,并试图创建一个寻呼机 这个数据集,但我不确定怎么做。
我正在使用一个自定义过滤器函数来过滤结果,这工作得很好,但我需要以某种方式获得页数。
有线索吗?
当前回答
我希望我能发表评论,但我不得不在这里留下这个:
苏格兰狗。NET的答案和user2176745对后续版本的重做都很棒,但它们都遗漏了我的AngularJS (v1.3.15)版本的一些问题:
i在$scope.makeTodos中没有定义。
因此,用这个函数替换可以修复它在最近的angular版本中的问题。
$scope.makeTodos = function() {
var i;
$scope.todos = [];
for (i=1;i<=1000;i++) {
$scope.todos.push({ text:'todo '+i, done:false});
}
};
其他回答
我希望我能发表评论,但我不得不在这里留下这个:
苏格兰狗。NET的答案和user2176745对后续版本的重做都很棒,但它们都遗漏了我的AngularJS (v1.3.15)版本的一些问题:
i在$scope.makeTodos中没有定义。
因此,用这个函数替换可以修复它在最近的angular版本中的问题。
$scope.makeTodos = function() {
var i;
$scope.todos = [];
for (i=1;i<=1000;i++) {
$scope.todos.push({ text:'todo '+i, done:false});
}
};
jQuery Mobile angular适配器有一个分页过滤器,你可以基于它。
下面是一个使用它的演示小提琴(添加超过5个项目,它就会变成页面):http://jsfiddle.net/tigbro/Du2DY/
来源如下:https://github.com/tigbro/jquery-mobile-angular-adapter/blob/master/src/main/webapp/utils/paging.js
我曾经多次使用Angular实现分页,对于一些我觉得可以简化的东西来说,这总是有点麻烦。我使用了这里和其他地方介绍的一些想法来创建一个分页模块,使分页变得简单如下:
<ul>
<li dir-paginate="item in items | itemsPerPage: 10">{{ item }}</li>
</ul>
// then somewhere else on the page ....
<dir-pagination-controls></dir-pagination-controls>
就是这样。它具有以下特点:
在控制器中不需要自定义代码来将集合项绑定到分页链接。 你不需要使用表格或gridview -你可以对任何你可以重复的东西进行分页! 委托给ng-repeat,所以你可以使用任何可以在ng-repeat中有效使用的表达式,包括过滤、排序等。 跨控制器工作——分页控制指令不需要知道调用paginate指令的上下文的任何信息。
演示:http://plnkr.co/edit/Wtkv71LIqUR4OhzhgpqL?p=preview
对于那些正在寻找“即插即用”解决方案的人来说,我想你会发现这篇文章很有用。
Code
代码可以在GitHub上找到,包括一组很好的测试:
https://github.com/michaelbromley/angularUtils/tree/master/src/directives/pagination
如果你感兴趣,我还写了一篇关于模块设计的小文章:http://www.michaelbromley.co.uk/blog/108/paginate-almost-anything-in-angularjs/
下面的代码将有助于在后端提供自定义分页角repeat。
你的数据会在
$scope.myticketIssuesData = [];
$scope.allticketIssuesData = [];
var jiraapp = angular.module('jiraapp', ['ui.bootstrap']); jiraapp.controller('JiraController', ['$scope', '$http', '$window','$location', function JiraController($scope, $http, $window,$location) { $scope.myticketIssuesData = []; $scope.allticketIssuesData = []; $scope.jiraIssue = {}; $scope.RequesterType = []; $scope.loading = false; $scope.showerror = false; $scope.alert = {}; $scope.maxSize = 10; $scope.totalCount = 0; $scope.pageIndex = 0; $scope.startIndex = 0; $scope.pageSizeSelected = 10; $scope.maxallSize = 10; $scope.totalallCount = 0; $scope.pageallIndex = 0; $scope.startallIndex = 0; $scope.pageallSizeSelected = 10; $scope.getUserTickets = function() { $scope.loading = true; $http({ method: 'GET', url: 'http://localhost:53583/api/Jira/getUserTickets?assignee='+$scope.loc+'&startAt='+ $scope.startIndex +'&maxResults='+$scope.pageSizeSelected, headers: { "Accept": "application/json", "Access-Control-Allow-Origin": "http://localhost:8080", "crossDomain": "true", } }).then(function successCallback(response) { $scope.myticketIssuesData = response.data.issues; $scope.totalCount = response.data.total; $scope.loading = false; }, function errorCallback(response) { $scope.loading = false; }); } $scope.getrequestType = function(){ $http({ method: 'GET', url: 'http://localhost:53583/api/Jira/getrequestType', headers: { "Accept": "application/json", "Access-Control-Allow-Origin": "http://localhost:8080", "crossDomain": "true", } }).then(function successCallback(response) { $scope.RequesterType = response.data.values; }, function errorCallback(response) { }); } $scope.getDropDown = function(){ $scope.getrequestType(); } $scope.initialize = function (item) { $scope.getUserTickets(); $scope.getDropDown(); } $scope.initialize(); $scope.pageChanged = function () { if($scope.pageIndex == 0) $scope.startIndex = 0; else if($scope.pageIndex == 1) $scope.startIndex = 0; else $scope.startIndex = (($scope.pageIndex-1) * $scope.pageSizeSelected); $scope.getUserTickets(); }; $scope.pageallChanged = function () { if($scope.pageallIndex == 0) $scope.startallIndex = 0; else if($scope.pageallIndex == 1) $scope.startallIndex = 0; else $scope.startallIndex = (($scope.pageallIndex-1) * $scope.pageallSizeSelected); $scope.getAllTickets(); }; $scope.changeallPageSize = function () { $scope.pageallIndex = 0; $scope.getAllTickets(); }; $scope.getAllTickets = function() { $scope.loading = true; $http({ method: 'GET', url: 'http://localhost:53583/api/Jira/getAllTickets?startAt='+ $scope.startallIndex +'&maxResults='+$scope.pageallSizeSelected, headers: { "Accept": "application/json", "Access-Control-Allow-Origin": "http://localhost:8080", "crossDomain": "true", } }).then(function successCallback(response) { $scope.allticketIssuesData = response.data.issues; $scope.totalallCount = response.data.total; $scope.loading = false; }, function errorCallback(response) { $scope.loading = false; }); } }]); <html ng-app="jiraapp"> <head> <script src="https://code.jquery.com/jquery-3.4.1.slim.min.js" crossorigin="anonymous"></script> <script src="https://cdn.jsdelivr.net/npm/popper.js@1.16.0/dist/umd/popper.min.js" crossorigin="anonymous"></script> <link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.4.1/css/bootstrap.min.css" crossorigin="anonymous"> <link href='https://fonts.googleapis.com/css?family=Source+Sans+Pro' rel='stylesheet' type='text/css'> <script src="https://stackpath.bootstrapcdn.com/bootstrap/4.4.1/js/bootstrap.min.js" crossorigin="anonymous"></script> <script src="/angular.min.js"></script> <script src="/jira.js"></script> <script type="text/javascript" src="http://ajax.googleapis.com/ajax/libs/angularjs/1.2.6/angular-route.min.js"></script> <script src="/ui-bootstrap-tpls-0.13.4.min.js"></script> <!-- this is important --> <style type="text/css"> #loading { position: fixed; top: 50%; left: 50%; margin-top: -5em; margin-left: -10em; } .pagination { display: inline-block; padding-left: 0; margin: 20px 0; border-radius: 4px } .pagination>li { display: inline } .pagination>li>a, .pagination>li>span { position: relative; float: left; padding: 6px 12px; margin-left: -1px; line-height: 1.42857143; color: #337ab7; text-decoration: none; background-color: #fff; border: 1px solid #ddd } .pagination>li:first-child>a, .pagination>li:first-child>span { margin-left: 0; border-top-left-radius: 4px; border-bottom-left-radius: 4px } .pagination>li:last-child>a, .pagination>li:last-child>span { border-top-right-radius: 4px; border-bottom-right-radius: 4px } .pagination>li>a:focus, .pagination>li>a:hover, .pagination>li>span:focus, .pagination>li>span:hover { z-index: 3; color: #23527c; background-color: #eee; border-color: #ddd } .pagination>.active>a, .pagination>.active>a:focus, .pagination>.active>a:hover, .pagination>.active>span, .pagination>.active>span:focus, .pagination>.active>span:hover { z-index: 2; color: #fff; cursor: default; background-color: #337ab7; border-color: #337ab7 } .pagination>.disabled>a, .pagination>.disabled>a:focus, .pagination>.disabled>a:hover, .pagination>.disabled>span, .pagination>.disabled>span:focus, .pagination>.disabled>span:hover { color: #777; cursor: not-allowed; background-color: #fff; border-color: #ddd } .pagination-lg>li>a, .pagination-lg>li>span { padding: 10px 16px; font-size: 18px; line-height: 1.3333333 } .pagination-lg>li:first-child>a, .pagination-lg>li:first-child>span { border-top-left-radius: 6px; border-bottom-left-radius: 6px } .pagination-lg>li:last-child>a, .pagination-lg>li:last-child>span { border-top-right-radius: 6px; border-bottom-right-radius: 6px } .pagination-sm>li>a, .pagination-sm>li>span { padding: 5px 10px; font-size: 12px; line-height: 1.5 } .pagination-sm>li:first-child>a, .pagination-sm>li:first-child>span { border-top-left-radius: 3px; border-bottom-left-radius: 3px } .pagination-sm>li:last-child>a, .pagination-sm>li:last-child>span { border-top-right-radius: 3px; border-bottom-right-radius: 3px } .pager { padding-left: 0; margin: 20px 0; text-align: center; list-style: none } .pager li { display: inline } .pager li>a, .pager li>span { display: inline-block; padding: 5px 14px; background-color: #fff; border: 1px solid #ddd; border-radius: 15px } .pager li>a:focus, .pager li>a:hover { text-decoration: none; background-color: #eee } .pager .next>a, .pager .next>span { float: right } .pager .previous>a, .pager .previous>span { float: left } .pager .disabled>a, .pager .disabled>a:focus, .pager .disabled>a:hover, .pager .disabled>span { color: #777; cursor: not-allowed; background-color: #fff } </style> </head> <body ng-controller="JiraController"> <div class="col-sm-12"> <div class="row" style="background: #09c;"> <div style="margin-left: auto; margin-right: auto;"> <img src="/logo.png" height="80"> <span class="d-none d-sm-inline" style="color: white; font-size: 4rem; vertical-align: middle; font-family:'Source Code Pro'">Jira</span> </div> </div> <div class="row"> <div class="col-sm-12"> <nav> <div class="nav nav-tabs" id="nav-tab" role="tablist"> <a class="nav-item nav-link active" id="nav-myticket-tab" data-toggle="tab" href="#nav-myticket" role="tab" aria-controls="nav-myticket" aria-selected="true" ng-click="getUserTickets()">My Ticket</a> </div> </nav> <div class="tab-content" id="nav-tabContent"> <div class="tab-pane fade show active" id="nav-myticket" role="tabpanel" aria-labelledby="nav-myticket-tab"> <div class="col-sm-12" style="margin:10px"> <div id="loading" ng-show="loading"> <img src="spinner.gif"> </div> <table ng-show="!loading" class="table table-striped table-bordered table-hover tabel-condensed"> <thead> <tr> <td>Key</td> <td>Priority</td> <td>Summary</td> <td>Assignee</td> <td>Status</td> <td>Due Date</td> </tr> </thead> <tbody> <tr ng-repeat="data in myticketIssuesData"> <td> <a href={{data.fields.customfield_10023._links.web}} target="_blank"> {{data.key}} </a> </td> <td>{{data.fields.priority.name}}</td> <td>{{data.fields.summary}}</td> <td>{{data.fields.assignee.displayName}}</td> <td>{{data.fields.status.name}}</td> <td>{{data.fields.duedate}}</td> </tr> </tbody> <tfoot> <tr> <td align="center" colspan="6"> <!-- <span class="form-group pull-left page-size form-inline"> <select id="ddlPageSize" class="form-control control-color" ng-model="pageSizeSelected" ng-change="changePageSize()"> <option value="5">5</option> <option value="10">10</option> <option value="25">25</option> <option value="50">50</option> </select> </span> --> <div class="pull-right"> <pagination total-items="totalCount" ng-change="pageChanged()" items-per-page="pageSizeSelected" direction-links="true" ng-model="pageIndex" max-size="maxSize" class="pagination" boundary-links="true" rotate="false" num-pages="numPages"> </pagination> <a style="margin-left: 640px;" class="btn btn-primary">Page: {{pageIndex}} / {{numPages}}</a> </div> </td> </tr> </tfoot> </table> </div> </div> </div> </div> </div> </body> </html>
我最近为用Angular构建的站点实现了分页。你可以签出源代码:https://github.com/angular/builtwith.angularjs.org
我会避免使用过滤器来分离页面。您应该在控制器中将这些项分解为页面。