MDL提供了一系列CSS类来应用各种预定义的视觉和行为
增强功能并显示不同类型的菜单.下表列出了可用的类及其效果
| Sr.No. | Class Name&描述 |
|---|---|
| 1 | mdl-button 将按钮标识为MDL组件，并且在按钮元素上是必需的. |
| 2 | mdl-js-button 将基本MDL行为设置为按钮，并且在按钮元素上是必需的. |
| 3 | mdl-button - icon 将图标设置为按钮，并且在按钮元素上是必需的. |
| 4 | 材料-icons 将范围标识为材料图标，并且在内联元素中是必需的. |
| 5 | mdl-menu 标识无序的li st容器作为MDL组件，在ul元素上是必需的. |
| 6 | mdl-js-menu 设置基本MDL行为到菜单，在ul元素上是必需的. |
| 7 | mdl-menu__item 将按钮标识为MDL菜单选项和集合列表项元素所需的基本MDL行为. |
| 8 | mdl-js-ripple-effect 设置涟漪点击效果选项链接，是可选的;在无序列表元素上需要. |
| 9 | mdl-menu - 左上角 设置按钮上方的菜单位置，菜单的左边缘与按钮对齐，是可选的;在无序列表元素上需要. |
| 10 | (无) 默认情况下，菜单位于按钮下方，与左边有按钮. |
| 11 | mdl-menu - 右上角 菜单位于按钮上方，对齐带有按钮的右边缘，可选，然后是无序列表元素. |
| 12 | mdl-menu - bottom-right 菜单位于按钮下方，使用按钮对齐右边缘，可选，然后按无序列表元素. |
以下示例将帮助您了解使用 mdl-spinner 类来显示不同类型的微调器.
<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>验证结果.
