Material Design Lite - 選單



MDL 提供了一系列 CSS 類,用於應用各種預定義的視覺和行為增強功能,並顯示不同型別的選單。下表列出了可用的類及其效果

序號 類名及描述
1

mdl-button

將按鈕識別為 MDL 元件,並且是按鈕元素上必需的。

2

mdl-js-button

為按鈕設定基本的 MDL 行為,並且是按鈕元素上必需的。

3

mdl-button--icon

為按鈕設定圖示,並且是按鈕元素上必需的。

4

material-icons

將 span 識別為材料圖示,並且是內聯元素上必需的。

5

mdl-menu

將無序列表容器識別為 MDL 元件,並且是 ul 元素上必需的。

6

mdl-js-menu

為選單設定基本的 MDL 行為,並且是 ul 元素上必需的。

7

mdl-menu__item

將按鈕識別為 MDL 選單選項並設定基本的 MDL 行為,列表項元素上必需的。

8

mdl-js-ripple-effect

為選項鍊接設定波紋點選效果,可選;無序列表元素上必需的。

9

mdl-menu--top-left

將選單位置設定為按鈕上方,將選單的左邊緣與按鈕對齊,可選;無序列表元素上必需的。

10

(無)

預設情況下,選單位於按鈕下方,與按鈕的左邊緣對齊。

11

mdl-menu--top-right

選單位於按鈕上方,與按鈕的右邊緣對齊,可選,位於無序列表元素上。

12

mdl-menu--bottom-right

選單位於按鈕下方,與按鈕的右邊緣對齊,可選,位於無序列表元素上。

示例

以下示例將幫助您瞭解如何使用mdl-spinner 類來顯示不同型別的載入動畫。

mdl_menu.htm

<html>
   <head>
      <script 
         src = "https://storage.googleapis.com/code.getmdl.io/1.0.6/material.min.js">
      </script>
      <link rel = "stylesheet" 
         href = "https://storage.googleapis.com/code.getmdl.io/1.0.6/material.indigo-pink.min.css">
      <link rel = "stylesheet" 
         href = "https://fonts.googleapis.com/icon?family=Material+Icons">	  
      
      <style>
         .container {
            position: relative;
            width: 200px;
         }

         .background {
            background: white;
            height: 148px;
            width: 100%;
         }

         .bar {
            box-sizing: border-box;
            background: #BBBBBB;
            color: white;
            width: 100%;
            height: 64px;
            padding: 16px;
         }

         .wrapper {
            box-sizing: border-box;
            position: absolute;
            right: 16px;
         }
      </style>
   </head>
   
   <body>
      <table>
         <tr><td>Lower Left Menu</td><td>Lower Right Menu</td><td>Top Left Menu</td>
            <td>Top Right Menu</td></tr>
         <tr>
            <td>
               <div class = "container mdl-shadow--2dp">
                  <div class = "bar">    
                     <button id = "demo_menu-lower-left" 
                        class = "mdl-button mdl-js-button mdl-button--icon" 
                        data-upgraded = ",MaterialButton">
                        <i class = "material-icons">more_vert</i>
                     </button>
                     <ul class = "mdl-menu mdl-menu--bottom-left mdl-js-menu mdl-js-ripple-effect"
                        for = "demo_menu-lower-left">
                        <li class = "mdl-menu__item">Item #1</li>
                        <li class = "mdl-menu__item">Item #2</li>
                        <li disabled class = "mdl-menu__item">Disabled Item</li>     
                     </ul>        
                  </div>
                  <div class = "background"></div>
               </div>
            </td>
            
            <td>
               <div class = "container mdl-shadow--2dp">
                  <div class = "bar">
                     <div class = "wrapper">     
                        <button id = "demo_menu-lower-right" 
                           class = "mdl-button mdl-js-button mdl-button--icon" 
                           data-upgraded = ",MaterialButton">
                           <i class = "material-icons">more_vert</i>
                        </button>
                        <ul class = "mdl-menu mdl-menu--bottom-right mdl-js-menu mdl-js-ripple-effect"
                           for = "demo_menu-lower-right">
                           <li class = "mdl-menu__item">Item #1</li>
                           <li class = "mdl-menu__item">Item #2</li>
                           <li disabled class = "mdl-menu__item">Disabled Item</li>     
                        </ul>
                     </div>
                  </div>
                  <div class = "background"></div>
               </div>
            </td>
            
            <td>
               <div class = "container mdl-shadow--2dp">
                  <div class = "background"></div>
                  <div class = "bar">    
                     <button id = "demo_menu-top-left" 
                        class = "mdl-button mdl-js-button mdl-button--icon" 
                        data-upgraded = ",MaterialButton">
                        <i class = "material-icons">more_vert</i>
                     </button>
                     <ul class = "mdl-menu mdl-menu--top-left mdl-js-menu mdl-js-ripple-effect"
                        for = "demo_menu-top-left">
                        <li class = "mdl-menu__item">Item #1</li>
                        <li class = "mdl-menu__item">Item #2</li>
                        <li disabled class = "mdl-menu__item">Disabled Item</li>     
                     </ul>        
                  </div>         
               </div>
            </td>
            
            <td>     
               <div class = "container mdl-shadow--2dp">
                  <div class = "background"></div>
                  <div class = "bar">
                     <div class = "wrapper">     
                        <button id = "demo_menu-top-right" 
                           class = "mdl-button mdl-js-button mdl-button--icon" 
                           data-upgraded = ",MaterialButton">
                           <i class = "material-icons">more_vert</i>
                        </button>
                        <ul class = "mdl-menu mdl-menu--top-right mdl-js-menu mdl-js-ripple-effect"
                           for = "demo_menu-top-right">
                           <li class = "mdl-menu__item">Item #1</li>
                           <li class = "mdl-menu__item">Item #2</li>
                           <li disabled class = "mdl-menu__item">Disabled Item</li>
                        </ul>
                     </div>
                  </div>
               </div>
            </td>

         </tr>
      </table>
   </body>
</html>

結果

驗證結果。

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