angular导航菜单切换
maoer9999 人气:0js部分:
$scope.navArr=[{ task:{ title: "我的任务", showAdd: true, data:[ { title:'我的设计院', id:1, hasChild:false, active:true, }, { title:'我加入的设计院', id:2, hasChild:true, active:false, data:[ {title:"设计院1",active:true}, {title:"设计院2",active:false} ] }, { title:'验证消息', id:3, hasChild:false, active:false, }, { title:'我参与的设计院', id:3, hasChild:true, active:false, data:[ {title:"设计院3",active:true}, {title:"设计院4",active:false} ] }, ] } }]; $scope.showItem=false; $scope.showId=null; //给菜单项添加事件 $scope.changNavMenu=function(item,arr,hasChild){ for(let i of arr){ if(i==item){ i.active=true; showNav(hasChild,i.id) }else{ i.active=false; } } } function showNav(hasChild,id){ if($scope.showId!=id){ $scope.showItem=false; $scope.showId=id; } if(hasChild){ if($scope.showItem==false){ $scope.showItem=true }else if($scope.showItem==true){ $scope.showItem=false } } } // 给二级菜单添加点击事件 $scope.changTwoNav=function(item,arr){ for(let i of arr){ if(i==item){ i.active=true; }else{ i.active=false; } } event.stopPropagation(); }
html片段:
<div class="two_level_box"> <!-- title --> <p class="menu-title">{{navArr[0].task.title}}</p> <!-- add --> <div class="add-pro-btn" ng-if="navArr[0].task.showAdd"> <span>+ 快速立项</span> </div> <!--一级菜单--> <ul class="navMenu"> <li ng-click="changNavMenu(item,navArr[0].task.data,item.hasChild)" ng-class="{active:item.active}" ng-repeat="item in navArr[0].task.data"> <a href=""><b ng-class="{b_active:showItem&&item.active}" ng-if="item.hasChild"></b> {{item.title}}</a> <ul class="subMenu closeSubMenu" ng-class="{true:'subMenu',false:'closeSubMenu'}[showItem&&item.active]"> <li ng-if="item.hasChild" ng-class="{active:i.active&&item.active}" ng-click="changTwoNav(i,item.data)" ng-repeat="i in item.data"> <a href="">{{i.title}}</a> </li> </ul> </li> </ul> </ul> </div>
css:
.two_level_box{ float:left; width: 139px; height: 100%; background: #fff; } .menu-title{ margin:10px; } .add-pro-btn{ cursor: pointer; margin:10px; } .add-pro-btn span{ display: inline-block; width:100%; text-align: center; border:1.5px solid #EE6133; border-radius: 20px; padding:2px; color:#EE6133; } .navMenu>li>a{ margin:8px 0; padding:10px; } .navMenu>li{ margin:8px 0; padding:0; } .navMenu li a{ color:#000; } .navMenu>.active>a{ color:#EE6133; } .subMenu .active{ background-color: #FACFC1; border-right:2px solid #EE6133; } .closeSubMenu{ display: none; } .subMenu li{ padding:5px 0; border-right:2px solid #fff; } .subMenu li a{ padding-left:30px; } .navMenu b{ display: inline-block; width:8px; height:0; border-left:5px solid #A9A9A9; border-top:4px solid transparent; border-bottom:4px solid transparent; } .navMenu .b_active{ border-top:5px solid #A9A9A9; border-left:4px solid transparent; border-right:4px solid transparent; }
实现效果图:
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