AngularJS 事件

简介:

这一篇博客为大家介绍一下AngularJS为我们提供的事件指令。

ngBlur

<!DOCTYPE html>
<html>

    <head>
        <meta charset="UTF-8">
        <title></title>
        <script src="angular.min.js" type="text/javascript"></script>
        <script type="text/javascript">
            angular.module("MyApp", []).controller("MyCtrl", function($scope) {
                $scope.blur=function(msg){
                    alert(msg);
                };
            });
        </script>
    </head>

    <body ng-app="MyApp" ng-controller="MyCtrl">
        <input ng-blur="blur('button1 blur')" type="button" value="button1" />
    </body>

</html>

ngChange

<!DOCTYPE html>
<html>

    <head>
        <meta charset="UTF-8">
        <title></title>
        <script src="angular.min.js" type="text/javascript"></script>
        <script type="text/javascript">
            angular.module("MyApp", []).controller("MyCtrl", function($scope) {
                $scope.counter = 0;
                $scope.change = function() {
                    $scope.counter++;
                };
            });
        </script>
    </head>

    <body ng-app="MyApp" ng-controller="MyCtrl">
        <input type="checkbox" ng-model="confirmed" ng-change="change()" id="ng-change-example1" />
        <label for="ng-change-example1">Confirmed</label><br />
        <tt>counter = {{counter}}</tt><br/>
    </body>

</html>

ngClick

<!DOCTYPE html>
<html>

    <head>
        <meta charset="UTF-8">
        <title></title>
        <script src="angular.min.js" type="text/javascript"></script>
        <script type="text/javascript">
            angular.module("MyApp", []).controller("MyCtrl", function($scope) {
                $scope.count = 0;
            });
        </script>
    </head>

    <body ng-app="MyApp" ng-controller="MyCtrl">
        <button ng-click="count = count + 1">Increment</button>
        <span>count: {{count}}</span>
    </body>

</html>

ngCopy

<!DOCTYPE html>
<html>

    <head>
        <meta charset="UTF-8">
        <title></title>
        <script src="angular.min.js" type="text/javascript"></script>
        <script type="text/javascript">
            angular.module("MyApp", []).controller("MyCtrl", function($scope) {
                $scope.copied = false;
                $scope.value = 'copy me';
            });
        </script>
    </head>

    <body ng-app="MyApp" ng-controller="MyCtrl">
        <input ng-copy="copied=true" ng-model="value"> copied: {{copied}}
    </body>

</html>

ngCut

<!DOCTYPE html>
<html>

    <head>
        <meta charset="UTF-8">
        <title></title>
        <script src="angular.min.js" type="text/javascript"></script>
        <script type="text/javascript">
            angular.module("MyApp", []).controller("MyCtrl", function($scope) {
                $scope.cut = false;
                $scope.value = 'cut me';
            });
        </script>
    </head>

    <body ng-app="MyApp" ng-controller="MyCtrl">
        <input ng-cut="cut=true" ng-model="value"> cut: {{cut}}
    </body>

</html>

ngDblclick

<!DOCTYPE html>
<html>

    <head>
        <meta charset="UTF-8">
        <title></title>
        <script src="angular.min.js" type="text/javascript"></script>
        <script type="text/javascript">
            angular.module("MyApp", []).controller("MyCtrl", function($scope) {
                $scope.count = 0;
            });
        </script>
    </head>

    <body ng-app="MyApp" ng-controller="MyCtrl">
        <button ng-dblclick="count = count + 1">
            Increment (on double click)
        </button> count: {{count}}
    </body>

</html>

ngKeydown

<!DOCTYPE html>
<html>

    <head>
        <meta charset="UTF-8">
        <title></title>
        <script src="angular.min.js" type="text/javascript"></script>
        <script type="text/javascript">
            angular.module("MyApp", []).controller("MyCtrl", function($scope) {
                $scope.count = 0;
            });
        </script>
    </head>

    <body ng-app="MyApp" ng-controller="MyCtrl">
        <input ng-keydown="count = count + 1">
        key down count: {{count}}
    </body>

</html>

ngKeypress

<!DOCTYPE html>
<html>

    <head>
        <meta charset="UTF-8">
        <title></title>
        <script src="angular.min.js" type="text/javascript"></script>
        <script type="text/javascript">
            angular.module("MyApp", []).controller("MyCtrl", function($scope) {
                $scope.count = 0;
            });
        </script>
    </head>

    <body ng-app="MyApp" ng-controller="MyCtrl">
        <input ng-keypress="count = count + 1">
        key press count: {{count}}
    </body>

</html>

ngKeyup

<!DOCTYPE html>
<html>

    <head>
        <meta charset="UTF-8">
        <title></title>
        <script src="angular.min.js" type="text/javascript"></script>
        <script type="text/javascript">
            angular.module("MyApp", []).controller("MyCtrl", function($scope) {
                $scope.count = 0;
            });
        </script>
    </head>

    <body ng-app="MyApp" ng-controller="MyCtrl">
        <p>Typing in the input box below updates the key count</p>
        <input ng-keyup="count = count + 1"> key up count: {{count}}

        <p>Typing in the input box below updates the keycode</p>
        <input ng-keyup="event=$event">
        <p>event keyCode: {{ event.keyCode }}</p>
        <p>event altKey: {{ event.altKey }}</p>
    </body>

</html>

ngMousedown

<!DOCTYPE html>
<html>

    <head>
        <meta charset="UTF-8">
        <title></title>
        <script src="angular.min.js" type="text/javascript"></script>
        <script type="text/javascript">
            angular.module("MyApp", []).controller("MyCtrl", function($scope) {
                $scope.count = 0;
            });
        </script>
    </head>

    <body ng-app="MyApp" ng-controller="MyCtrl">
        <button ng-mousedown="count = count + 1">
            Increment (on mouse down)
        </button>
        count: {{count}}
    </body>

</html>

ngMouseenter

<!DOCTYPE html>
<html>

    <head>
        <meta charset="UTF-8">
        <title></title>
        <script src="angular.min.js" type="text/javascript"></script>
        <script type="text/javascript">
            angular.module("MyApp", []).controller("MyCtrl", function($scope) {
                $scope.count = 0;
            });
        </script>
    </head>

    <body ng-app="MyApp" ng-controller="MyCtrl">
        <button ng-mouseenter="count = count + 1">
            Increment (when mouse enters)
        </button>
        count: {{count}}
    </body>

</html>

ngMouseleave

<!DOCTYPE html>
<html>

    <head>
        <meta charset="UTF-8">
        <title></title>
        <script src="angular.min.js" type="text/javascript"></script>
        <script type="text/javascript">
            angular.module("MyApp", []).controller("MyCtrl", function($scope) {
                $scope.count = 0;
            });
        </script>
    </head>

    <body ng-app="MyApp" ng-controller="MyCtrl">
        <button ng-mouseleave="count = count + 1">
            Increment (when mouse leaves)
        </button>
        count: {{count}}
    </body>

</html>

ngMousemove

<!DOCTYPE html>
<html>

    <head>
        <meta charset="UTF-8">
        <title></title>
        <script src="angular.min.js" type="text/javascript"></script>
        <script type="text/javascript">
            angular.module("MyApp", []).controller("MyCtrl", function($scope) {
                $scope.count = 0;
            });
        </script>
    </head>

    <body ng-app="MyApp" ng-controller="MyCtrl">
        <button ng-mousemove="count = count + 1">
            Increment (when mouse moves)
        </button>
        count: {{count}}
    </body>

</html>

ngMouseover

<!DOCTYPE html>
<html>

    <head>
        <meta charset="UTF-8">
        <title></title>
        <script src="angular.min.js" type="text/javascript"></script>
        <script type="text/javascript">
            angular.module("MyApp", []).controller("MyCtrl", function($scope) {
                $scope.count = 0;
            });
        </script>
    </head>

    <body ng-app="MyApp" ng-controller="MyCtrl">
        <button ng-mouseover="count = count + 1">
            Increment (when mouse is over)
        </button>
        count: {{count}}
    </body>

</html>

ngMouseup

<!DOCTYPE html>
<html>

    <head>
        <meta charset="UTF-8">
        <title></title>
        <script src="angular.min.js" type="text/javascript"></script>
        <script type="text/javascript">
            angular.module("MyApp", []).controller("MyCtrl", function($scope) {
                $scope.count = 0;
            });
        </script>
    </head>

    <body ng-app="MyApp" ng-controller="MyCtrl">
        <button ng-mouseup="count = count + 1">
            Increment (on mouse up)
        </button>
        count: {{count}}
    </body>

</html>

ngPaste

<!DOCTYPE html>
<html>

    <head>
        <meta charset="UTF-8">
        <title></title>
        <script src="angular.min.js" type="text/javascript"></script>
        <script type="text/javascript">
            angular.module("MyApp", []).controller("MyCtrl", function($scope) {
                $scope.paste = false;
            });
        </script>
    </head>

    <body ng-app="MyApp" ng-controller="MyCtrl">
        <input ng-paste="paste=true" placeholder='paste here'>
        pasted: {{paste}}
    </body>

</html>
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