标签:... constant roo tar isp 指令 可变 .com default
由于最近的一个项目使用的是angularjs1.0的版本,涉及到分页查询数据的功能,后来自己就用自定义指令实现了该功能。现在单独做了个简易的小demo,主要是为了分享自己写的分页功能。注:本实例调用的是真实接口数据。
首先、小demo的目录结构如下:
下面直接把每一个文件的代码贴出来,重点是ListCtrl.js和pageDirective.js:
<!DOCTYPE html> <html lang="en" ng-app="app" ng-cloak> <head> <meta charset="UTF-8"> <title>Title</title> <!--<script src="lib/jquery.js"></script>--> <script src="lib/angular.js"></script> <script src="lib/angular-ui-router.js"></script> <style> * { margin: 0; padding: 0; } .left-menu { width: 200px; float: left; height: 100%; } .left-menu ul { list-style: none; } .left-menu ul li { height: 40px; line-height: 40px; background-color: #777; color: #ddd; margin-bottom: 5px; cursor: pointer; } .main { margin-left: 200px; padding: 10px; } .left-menu ul li.active { background-color: #333; color: #fff; } </style> </head> <body> <div style="width: 100%;height: 50px;background-color: #ddd;">顶部区域</div> <div class="left-menu" ng-controller="MenuCtrl"> <ul> <li ng-click="goState(‘home‘)" ng-class="{active:curUrl == ‘/home‘}">首页</li> <li ng-click="goState(‘list‘)" ng-class="{active:curUrl == ‘/list‘}">列表</li> </ul> </div> <div class="main" ui-view="main"></div> <script src="scripts/app.js"></script> <script src="scripts/router.js"></script> <script src="scripts/controllers/MenuCtrl.js"></script> <script src="scripts/controllers/ListCtrl.js"></script> <script src="scripts/controllers/HomeCtrl.js"></script> <script src="scripts/directive/pageDirective.js"></script> </body> </html>
<style> table { border: 1px solid #000; border-collapse: collapse; width: 100%; } table th,table td { border: 1px solid #000; text-align: center; height: 30px; } </style> <table> <thead> <th>ID</th> <th>昵称</th> <th>创建时间</th> </thead> <tbody> <tr ng-repeat="item in listData"> <td>{{item.id}}</td> <td>{{item.nickname}}</td> <td>{{item.create_time}}</td> </tr> </tbody> </table> <div> <!--分页指令--> <div page-directive page-config="pageConfig"></div> </div>
<div>首页区域</div> <a ng-href="{{url}}" target="_self">百度</a>
<style> .page {font-size: 14px;background-color: transparent;} .page .page-l select {width: 60px;height: 30px;} .page .page-r {float: right;padding-top: 10px;} .page .page-r ul {float: left;list-style: none;margin: 0;height: 30px;box-sizing: border-box;} .page .page-r ul li {float: left;list-style: none;height: 100%;line-height: 30px;border: 1px solid #ccc;border-right: 0 none;box-sizing: border-box;} .page .page-r ul li:hover {background-color: #e2e2e2;} .page .page-r ul li:last-child {border-right: 1px solid #ccc;} .page .page-r ul li a {text-decoration: none;display: block;height: 100%;padding:0 10px; color: #2A6496;} .page .page-r ul li a.active {background-color: #428BCA;color: #fff;} .page .page-r ul li span {display: block;height: 100%;padding:0 10px; color: #2A6496;cursor: pointer;} .page .page-r ul li span.ellipsis {cursor: default;} </style> <div class="page" style="width: 100%;height: 50px;line-height: 50px;"> <div class="page-l" id="page_l" style="float: left;"> <span>总共 <span id="total_count">{{pageConfig.totalCount}}</span> 条</span> <div style="display: inline-block;margin-left: 20px;"> <span>每页显示</span> <select id="page_size"> <option value="10">10</option> <option value="20">20</option> <option value="50">50</option> <option value="100">100</option> </select>条 </div> </div> <div class="page-r"> <ul id="page_ul" class="page-ul"></ul> </div> </div>
angular.module(‘app‘, [‘ui.router‘, ‘app.C‘, ‘app.S‘, ‘app.D‘]) .constant(‘global‘,{ //定义全局变量 url:‘http://www.baidu.com‘ }); angular.module(‘app.C‘, []); angular.module(‘app.S‘, []); angular.module(‘app.D‘, []);
var app = angular.module(‘app‘).config([‘$stateProvider‘, ‘$urlRouterProvider‘, function ($stateProvider, $urlRouterProvider) { $urlRouterProvider.otherwise(‘/home‘); //如果没有匹配到,则就让其匹配home $stateProvider .state(‘home‘,{ url:‘/home‘, views:{ ‘main‘:{ templateUrl:‘views/home.html‘, controller:‘HomeCtrl‘ } } }) .state(‘list‘,{ url:‘/list‘, views:{ ‘main‘:{ templateUrl:‘views/list.html‘, controller:‘ListCtrl‘ } } }) } ]).run([‘$rootScope‘, ‘$state‘, function ($rootScope, $state) { $rootScope.$on(‘$stateChangeSuccess‘, function(event, toState, toParams, fromState, fromParams) { console.log($state.current.url); $rootScope.curUrl = $state.current.url; }) } ])
angular.module(‘app.C‘).controller(‘MenuCtrl‘, [‘$scope‘, ‘$state‘, function ($scope, $state) { $scope.goState = function (url,params) { if(!url) { $state.go(‘home‘) }else{ if(params){ $state.go(url,params) }else{ $state.go(url) } } } } ])
angular.module(‘app.C‘).controller(‘HomeCtrl‘,[‘$scope‘, ‘global‘, function ($scope, global) { $scope.url = global.url; //全局变量 } ])
angular.module(‘app.C‘).controller(‘ListCtrl‘, [‘$scope‘, ‘$http‘, function ($scope, $http) { //初始化数据 //分页参数(参数名固定不可变) $scope.pageConfig = { // pageSize:10, //每页条数(不设置时,默认为10) pageIndex:1, //当前页码 totalCount:0, //总记录数 totalPage:0, //总页码 prevPage:‘< 上一页‘, //上一页(不设置时,默认为:<) nextPage:‘下一页 >‘, //下一页(不设置时,默认为:>) firstPage:‘<< 首页‘, //首页(不设置时,默认为:<<) lastPage:‘末页 >>‘, //末页(不设置时,默认为:>>) degeCount:3, //当前页前后两边可显示的页码个数(不设置时,默认为3) isShowEllipsis:true //是否显示省略号不可点击按钮(true:显示,false:不显示) } $scope.listData = []; //列表数据 //请求接口的参数(参数名根据接口文档确定) $scope.params = { page: $scope.pageConfig.pageIndex, //当前页码 pageSize: $scope.pageConfig.pageSize, //每页条数 course_id: 537 } $scope.getList = function () { var promise = $http({ method:"post", url:"http://api.admin.app.mtedu.com/v1/census/course-student-learning-progress", params:$scope.params, headers:{Authorization:‘Bearer newtask2017‘}, }).success(function(res){ if(res.success){ $scope.listData = res.data.list; $scope.pageConfig.totalCount = res.data.totalCount; //总记录数 $scope.pageConfig.totalPage = Math.ceil($scope.pageConfig.totalCount / $scope.pageConfig.pageSize); //总页数 console.log(‘总记录数:‘+$scope.pageConfig.totalCount+‘; 总页数:‘+$scope.pageConfig.totalPage+‘;当前页码:‘+$scope.pageConfig.pageIndex); $scope.$broadcast("initPage") //调用分页组件里的初始化页码函数 }else{ alert(‘系统错误‘); } }).error(function(data){ alert(‘系统错误‘); }) } $scope.getList() //监听分页组件中的分页点击事件 $scope.$on("clickPage", function(e, m) { $scope.params.page = $scope.pageConfig.pageIndex; $scope.params.pageSize = $scope.pageConfig.pageSize; console.log(‘pageSize=‘+$scope.params.pageSize); $scope.getList(); }) } ])
angular.module(‘app.D‘).directive(‘pageDirective‘,[‘$rootScope‘, function ($rootScope) { var link = function (scope,elem,attr) { scope.pageConfig.pageIndex; //当前页码 scope.pageConfig.totalPage; //总页数 scope.pageConfig.totalCount; //总记录数 scope.pageConfig.pageSize = scope.pageConfig.pageSize || 10; //每页条数 var prev = scope.pageConfig.prevPage || ‘<‘; //上一页文字 var next = scope.pageConfig.nextPage || ‘>‘; //下一页文字 var first = scope.pageConfig.firstPage || ‘<<‘; //首页文字 var last = scope.pageConfig.lastPage || ‘>>‘; //末页文字 var degeCount = scope.pageConfig.degeCount || 3; //当前页码两边的页码个数(默认:3) var isShowEllipsis = scope.pageConfig.isShowEllipsis; //是否显示省略号不可点击按钮 var ellipsisBtn = isShowEllipsis ? ‘<li><span class="ellipsis">...</span></li>‘ : ‘‘; //监听父作用域列表数据获取成功后 scope.$on("initPage", function(e, m) { initPage(scope.pageConfig.totalPage, scope.pageConfig.pageIndex, degeCount) }); function initPage(totalPage, pageIndex, degeCount) { var pageHtml = ‘‘; var tmpHtmlPrev = ‘‘; var tmpHtmlNext = ‘‘; if(pageIndex - degeCount >= degeCount-1 && totalPage - pageIndex >= degeCount+1){ //前后都需要 var count = degeCount; //前后各自需要显示的页码个数 for(var i=0; i<count; i++){ if(pageIndex != 1){ tmpHtmlPrev += ‘<li><a href="javascript:;" class="page-number">‘+(pageIndex-(count-i))+‘</a></li>‘; } tmpHtmlNext += ‘<li><a href="javascript:;" class="page-number">‘+((pageIndex-0)+i+1)+‘</a></li>‘; } pageHtml = ‘<li><a id="first_page" href="javascript:;">‘+first+‘</a></li>‘+ ‘<li><a id="prev_page" href="javascript:;">‘+prev+‘</a></li>‘+ ellipsisBtn+ tmpHtmlPrev + ‘<li><a href="javascript:;" class="active">‘+pageIndex+‘</a></li>‘+ tmpHtmlNext + ellipsisBtn+ ‘<li><a id="next_page" href="javascript:;">‘+next+‘</a></li>‘+ ‘<li><a id="last_page" href="javascript:;">‘+last+‘</a></li>‘; }else if(pageIndex - degeCount >= degeCount-1 && totalPage - pageIndex < degeCount+1) { //前需要,后不需要 var count = degeCount; //前需要显示的页码个数 var countNext = totalPage - pageIndex; //后需要显示的页码个数 if(pageIndex != 1){ for(var i=0; i<count; i++){ tmpHtmlPrev += ‘<li><a href="javascript:;" class="page-number">‘+(pageIndex-(count-i))+‘</a></li>‘; } } for(var i=0; i<countNext; i++){ tmpHtmlNext += ‘<li><a href="javascript:;" class="page-number">‘+((pageIndex-0)+i+1)+‘</a></li>‘; } pageHtml = ‘<li><a id="first_page" href="javascript:;">‘+first+‘</a></li>‘+ ‘<li><a id="prev_page" href="javascript:;">‘+prev+‘</a></li>‘+ ellipsisBtn+ tmpHtmlPrev + ‘<li><a href="javascript:;" class="active">‘+pageIndex+‘</a></li>‘+ tmpHtmlNext + ‘<li><a id="next_page" href="javascript:;">‘+next+‘</a></li>‘+ ‘<li><a id="last_page" href="javascript:;">‘+last+‘</a></li>‘; }else if(pageIndex - degeCount < degeCount-1 && totalPage - pageIndex >= degeCount+1){ //前不需要,后需要 var countPrev = pageIndex - 1; //前需要显示的页码个数 var count = degeCount; //后需要显示的页码个数 if(pageIndex != 1){ for(var i=0; i<countPrev; i++){ tmpHtmlPrev += ‘<li><a href="javascript:;" class="page-number">‘+(pageIndex-(countPrev-i))+‘</a></li>‘; } } for(var i=0; i<count; i++){ tmpHtmlNext += ‘<li><a href="javascript:;" class="page-number">‘+((pageIndex-0)+i+1)+‘</a></li>‘; } pageHtml = ‘<li><a id="first_page" href="javascript:;">‘+first+‘</a></li>‘+ ‘<li><a id="prev_page" href="javascript:;">‘+prev+‘</a></li>‘+ tmpHtmlPrev + ‘<li><a href="javascript:;" class="active">‘+pageIndex+‘</a></li>‘+ tmpHtmlNext + ellipsisBtn+ ‘<li><a id="next_page" href="javascript:;">‘+next+‘</a></li>‘+ ‘<li><a id="last_page" href="javascript:;">‘+last+‘</a></li>‘; }else if(pageIndex - degeCount < degeCount-1 && totalPage - pageIndex < degeCount+1){ //前后都不需要 var countPrev = pageIndex - 1; //前需要显示的页码个数 var countNext = totalPage - pageIndex; //后需要显示的页码个数 if(pageIndex != 1){ for(var i=0; i<countPrev; i++){ tmpHtmlPrev += ‘<li><a href="javascript:;" class="page-number">‘+(pageIndex-(countPrev-i))+‘</a></li>‘; } } for(var i=0; i<countNext; i++){ tmpHtmlNext += ‘<li><a href="javascript:;" class="page-number">‘+((pageIndex-0)+i+1)+‘</a></li>‘; } pageHtml = ‘<li><a id="first_page" href="javascript:;">‘+first+‘</a></li>‘+ ‘<li><a id="prev_page" href="javascript:;">‘+prev+‘</a></li>‘+ tmpHtmlPrev + ‘<li><a href="javascript:;" class="active">‘+pageIndex+‘</a></li>‘+ tmpHtmlNext + ‘<li><a id="next_page" href="javascript:;">‘+next+‘</a></li>‘+ ‘<li><a id="last_page" href="javascript:;">‘+last+‘</a></li>‘; } document.getElementById(‘page_ul‘).innerHTML = pageHtml; } /*点击页码(首页、上一页、下一页、末页)*/ document.getElementById(‘page_ul‘).addEventListener(‘click‘, function (e) { console.log(456); var _this = e.target; //当前被点击的a标签 var idAttr = _this.id; //id属性 var className = _this.className; //class属性 if(idAttr == ‘first_page‘){ //如果是点击的首页 scope.pageConfig.pageIndex = 1; }else if(idAttr == ‘prev_page‘){ //如果点击的是上一页 scope.pageConfig.pageIndex = scope.pageConfig.pageIndex == 1 ? scope.pageConfig.pageIndex : scope.pageConfig.pageIndex - 1 ; }else if(idAttr == ‘next_page‘){ //如果点击的是下一页 scope.pageConfig.pageIndex = scope.pageConfig.pageIndex == scope.pageConfig.totalPage ? scope.pageConfig.pageIndex : parseInt(scope.pageConfig.pageIndex) + 1; }else if(idAttr == ‘last_page‘){ //如果点击的是末页 scope.pageConfig.pageIndex = scope.pageConfig.totalPage; }else if(className == ‘page-number‘){ //如果点击的是数字页码 scope.pageConfig.pageIndex = _this.innerText; } initPage(scope.pageConfig.totalPage, scope.pageConfig.pageIndex, degeCount); scope.$emit(‘clickPage‘); }); /*改变每页条数*/ document.getElementById(‘page_size‘).addEventListener(‘change‘, function () { var _this = this; scope.pageConfig.pageIndex = 1; scope.pageConfig.pageSize = _this.value - 0; initPage(scope.pageConfig.totalPage, scope.pageConfig.pageIndex, degeCount); scope.$emit(‘clickPage‘); }) /////////////////////////// 以下注释部分是用jQuery写的点击页码部分 ///////////////////////////// /*点击数字页*/ // $(‘#page_ul‘).on(‘click‘,‘a‘,function () { // var _this = $(this); // scope.pageConfig.pageIndex = _this.text(); // initPage(scope.pageConfig.totalPage, scope.pageConfig.pageIndex, degeCount) // scope.$emit(‘clickPage‘) // }); /*点击首页*/ // $(‘#page_ul‘).on(‘click‘,‘#first_page‘,function () { // var _this = $(this); // scope.pageConfig.pageIndex = 1; // initPage(scope.pageConfig.totalPage, scope.pageConfig.pageIndex, degeCount) // scope.$emit(‘clickPage‘) // }); // /*点击上一页*/ // $(‘#page_ul‘).on(‘click‘,‘#prev_page‘,function () { // var _this = $(this); // scope.pageConfig.pageIndex = scope.pageConfig.pageIndex == 1 ? scope.pageConfig.pageIndex : scope.pageConfig.pageIndex - 1 ; // initPage(scope.pageConfig.totalPage, scope.pageConfig.pageIndex, degeCount) // scope.$emit(‘clickPage‘) // }); // /*点击下一页*/ // $(‘#page_ul‘).on(‘click‘,‘#next_page‘,function () { // var _this = $(this); // scope.pageConfig.pageIndex = scope.pageConfig.pageIndex == scope.pageConfig.totalPage ? scope.pageConfig.pageIndex : parseInt(scope.pageConfig.pageIndex) + 1; // initPage(scope.pageConfig.totalPage, scope.pageConfig.pageIndex, degeCount) // scope.$emit(‘clickPage‘) // }); // /*点击尾页*/ // $(‘#page_ul‘).on(‘click‘,‘#last_page‘,function () { // var _this = $(this); // scope.pageConfig.pageIndex = scope.pageConfig.totalPage; // initPage(scope.pageConfig.totalPage, scope.pageConfig.pageIndex, degeCount) // scope.$emit(‘clickPage‘) // }); /*改变每页条数*/ // $(‘.page-l‘).on(‘change‘, ‘#page_size‘,function () { // var _this = $(this); // scope.pageConfig.pageIndex = 1; // scope.pageConfig.pageSize = _this.val()-0; // initPage(scope.pageConfig.totalPage, scope.pageConfig.pageIndex, degeCount) // scope.$emit(‘clickPage‘) // }); }; return { restrict: ‘EA‘, ‘scope‘:{ ‘pageConfig‘:‘=‘, }, templateUrl: ‘views/directive/page-directive.html‘, link: link }; } ])
标签:... constant roo tar isp 指令 可变 .com default
原文地址:http://www.cnblogs.com/libo0125ok/p/7530926.html