Angular Material - 滑块



md-slider 是 Angular 指令,它用于显示一个范围组件。它具有以下两种模式:

  • normal - 用户可以在广泛的范围内移动滑块。此模式默认存在。

  • discrete - 用户可以在选定的值之间移动滑块。要启用不连续模式,请使用 mddiscrete 和 step 属性。

属性

下表列出了 md-slider 的各个属性的参数和说明。

序号 参数和说明
1

md-discrete

这决定是否启用不连续模式。

2

step

用户可以选择的距离值。默认值为 1。

3

min

允许用户选择的最小值。默认值为 0。

4

max

允许用户选择的最大值。默认值为 100。

示例

以下示例演示了如何使用 md-sidenav,以及如何使用侧边导航组件。

am_sliders.htm

<html lang = "en">
   <head>
      <link rel = "stylesheet"
         href = "https://ajax.googleapis.com/ajax/libs/angular_material/1.0.0/angular-material.min.css">
      <script src = "https://ajax.googleapis.com/ajax/libs/angularjs/1.4.8/angular.min.js"></script>
      <script src = "https://ajax.googleapis.com/ajax/libs/angularjs/1.4.8/angular-animate.min.js"></script>
      <script src = "https://ajax.googleapis.com/ajax/libs/angularjs/1.4.8/angular-aria.min.js"></script>
      <script src = "https://ajax.googleapis.com/ajax/libs/angularjs/1.4.8/angular-messages.min.js"></script>
      <script src = "https://ajax.googleapis.com/ajax/libs/angular_material/1.0.0/angular-material.min.js"></script>
      <link rel = "stylesheet" href = "https://fonts.googleapis.com/icon?family=Material+Icons">
      
      <script language = "javascript">
         angular
            .module('firstApplication', ['ngMaterial'])
            .controller('sliderController', sliderController);

         function sliderController ($scope, $mdSidenav) {
            $scope.color = {
               red: Math.floor(Math.random() * 255),
               green: Math.floor(Math.random() * 255),
               blue: Math.floor(Math.random() * 255)
            };
            $scope.rating = 3;        
            $scope.disabled = 70;
         }	  
      </script>      
   </head>
   
   <body ng-app = "firstApplication"> 
      <div id = "sliderContainer" ng-controller = "sliderController as ctrl"
         layout = "row" ng-cloak>
         <md-content style = "margin: 16px; padding:16px">
            <div layout>
               <h4 style = "margin-top:10px">Default</h4>		
               <md-slider flex min = "0" max = "255" ng-model = "color.red"
                  aria-label = "red" id = "red-slider" class></md-slider>
               <div flex = "20" layout layout-align = "center center">
                  <input flex type = "number" ng-model = "color.red" aria-label = "red"
                     aria-controls = "red-slider">
               </div>
            </div>
            
            <div layout>
               <h4 style = "margin-top:10px">Warning</h4>		
               <md-slider class = "md-warn" flex min = "0" max = "255"
                  ng-model = "color.green" aria-label = "green" id = "green-slider">
                  </md-slider>
               <div flex = "20" layout layout-align = "center center">
                  <input flex type = "number" ng-model = "color.green"
                     aria-label = "green" aria-controls = "green-slider">
               </div>
            </div>
            
            <div layout>
               <h4 style = "margin-top:10px">Primary</h4>		
               <md-slider class = "md-primary" flex min = "0" max = "255"
                  ng-model = "color.blue" aria-label = "blue" id = "blue-slider">
                  </md-slider>
               <div flex = "20" layout layout-align = "center center">
                  <input flex type = "number" ng-model = "color.blue" aria-label = "blue"
                     aria-controls = "blue-slider">
               </div>
            </div>
            
            <div layout>
               <h4 style = "margin-top:10px">Discrete</h4>		
               <md-slider flex md-discrete ng-model = "rating" step = "1" min = "1"
                  max = "5" aria-label = "rating"></md-slider>
               <div flex = "20" layout layout-align = "center center">
                  <input flex type = "number" ng-model = "rating" aria-label = "rating"
                     aria-controls = "rating-slider">
               </div>
            </div>
            
            <div layout>
               <h4 style = "margin-top:10px">Disabled</h4>		               
               <md-slider flex min = "0" max = "255" ng-model = "disabled"
                  ng-disabled = "true" aria-label = "Disabled"></md-slider>              
            </div>
            
            <div layout>
               <h4 style = "margin-top:10px">Disabled, Discrete</h4>		               
               <md-slider flex md-discrete ng-model = "rating" step = "1" min = "1"
                  max = "5" aria-label = "disabled"  ng-disabled = "true"></md-slider>      
            </div>
         </md-content>
      
      </div>
   </body>
</html>

结果

验证结果。

angular_material_widgets.htm
广告