by Jeff Stein
This is a small example of how you can toggle classes and overlays with the ngClick directive. It performs a show/hide on an overlay DIV, activates/deactivates clicked item, and changes the state of the overlay.
Last active
December 18, 2015 12:39
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Toggling with AngularJS
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| function AdminController($scope) { | |
| // create data objects... | |
| $scope.sections = [{ | |
| name: 'Clients' | |
| }, { | |
| name: 'Employees' | |
| }, { | |
| name: 'Others' | |
| }]; | |
| $scope.fToggleSection = function (section) { | |
| if ($scope.selected === section) { | |
| $scope.selected = ''; // reset state of selected flag. | |
| } else { | |
| $scope.selected = section; // set state of selected flag to current item. | |
| } | |
| $scope.overlayFlag = false; // reset state of overlay flag. | |
| }; | |
| $scope.isSelected = function (section) { | |
| return $scope.selected === section; // return boolean. | |
| }; | |
| $scope.fToggleOverlay = function () { | |
| $scope.overlayFlag = !$scope.overlayFlag; // toggle state of overlay flag. | |
| }; | |
| } |
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| <html> | |
| <head> | |
| <title>Toggling with AngularJS</title> | |
| <link rel="stylesheet" type="text/css" href="style.css"> | |
| </head> | |
| <body ng-app> | |
| <div ng-controller="AdminController"> | |
| <ul class="list-holder"> | |
| <li ng-repeat="section in sections" ng-class="{active:isSelected(section)}"> | |
| <span ng-click="fToggleSection(section)">{{section.name}}</span> | |
| </li> | |
| </ul> | |
| <p ng-click="fToggleOverlay()" ng-class="{true:'green',false:''}[overlayFlag]" ng-hide="isSelected('')" ng-show="!isSelected(section)" class="overlay">overlay for: {{selected.name}}</p> | |
| </div> | |
| <script src="https://ajax.googleapis.com/ajax/libs/angularjs/1.0.1/angular.min.js"></script> | |
| <script src="controller.js"></script> | |
| </body> | |
| </html> |
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| ul {background:lightblue;} | |
| p, ul li {padding:0.25em;} | |
| p {text-align:center;} | |
| .overlay { | |
| position:absolute; | |
| top:0; | |
| left:10%; | |
| background:black; | |
| color:white; | |
| opacity:0.5; | |
| width:90%; | |
| height:100%; | |
| } | |
| .green {background:green;} | |
| .active {background:yellow;} |
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