2016-07-27 06:15:02 +00:00
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<style>
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.demo-box {
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.el-dropdown {
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vertical-align: top;
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& .el-button-group {
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margin-bottom: 0;
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}
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& + .el-dropdown {
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margin-left: 15px;
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}
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}
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}
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2016-09-06 09:26:04 +00:00
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.demo-dropdown .block {
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display: inline-block;
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padding: 30px 0;
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text-align: center;
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border-right: solid 1px #EFF2F6;
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flex: 1;
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&:last-child {
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border-right: none;
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}
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}
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.demo-dropdown .demonstration {
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display: block;
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color: #8492a6;
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font-size: 14px;
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margin-bottom: 20px;
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}
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2016-07-27 06:15:02 +00:00
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</style>
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<script>
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export default {
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methods: {
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handleMainClick() {
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alert('click main button');
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}
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2016-09-06 09:26:04 +00:00
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},
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mounted() {
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this.$nextTick(() => {
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let demos = document.querySelectorAll('.source');
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let lastDemo = demos[demos.length - 1];
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lastDemo.style.padding = '0';
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lastDemo.style.display = 'flex';
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});
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2016-07-27 06:15:02 +00:00
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}
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}
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</script>
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2016-08-26 10:34:54 +00:00
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## Dropdown 下拉菜单
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2016-07-27 06:15:02 +00:00
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2016-08-26 10:34:54 +00:00
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将动作或菜单折叠到下拉菜单中。
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2016-07-27 06:15:02 +00:00
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2016-08-26 10:34:54 +00:00
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### 基础用法
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2016-08-22 09:18:00 +00:00
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2016-08-26 10:34:54 +00:00
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移动到下拉菜单上,展开更多操作。
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2016-08-22 09:18:00 +00:00
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2016-08-26 10:34:54 +00:00
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:::demo 通过`text`属性来设置按钮文字。默认条件下,他由一个主要按钮和一个下拉按钮组成,`el-dropdown`中的主要按钮同样可以设置点击事件,只要使用`mainclick`事件即可。默认情况下,下拉按钮只要`hover`即可,无需点击也会显示下拉菜单。
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2016-07-27 06:15:02 +00:00
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```html
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2016-09-06 09:26:04 +00:00
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<el-dropdown text="下拉菜单" type="text" :icon-separate="false" @mainclick="handleMainClick()">
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<el-dropdown-item>黄金糕</el-dropdown-item>
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<el-dropdown-item>狮子头</el-dropdown-item>
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<el-dropdown-item>螺蛳粉</el-dropdown-item>
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<el-dropdown-item>双皮奶</el-dropdown-item>
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<el-dropdown-item>蚵仔煎</el-dropdown-item>
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2016-07-27 06:15:02 +00:00
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</el-dropdown>
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```
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2016-08-26 10:34:54 +00:00
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:::
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2016-07-27 06:15:02 +00:00
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2016-09-06 04:47:25 +00:00
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### 触发对象
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可使用按钮触发下拉菜单。
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2016-08-22 09:18:00 +00:00
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2016-08-26 10:34:54 +00:00
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:::demo 设置`icon-separate`属性来呈现不带独立按钮的下拉菜单,设置为`false`即可。在选项三和选项四中插入了一条分割线,只需要在选项四中设置`class`为`divider`。
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2016-07-27 06:15:02 +00:00
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```html
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2016-09-06 04:47:25 +00:00
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<el-dropdown text="更多菜单" type="primary" :icon-separate="false">
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2016-07-27 06:15:02 +00:00
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<el-dropdown-item>选项一</el-dropdown-item>
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<el-dropdown-item>选项二</el-dropdown-item>
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<el-dropdown-item>选项三</el-dropdown-item>
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<el-dropdown-item class="divider">选项四</el-dropdown-item>
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</el-dropdown>
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2016-09-06 04:47:25 +00:00
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<el-dropdown text="主要按钮" type="primary" @mainclick="handleMainClick()">
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2016-07-27 06:15:02 +00:00
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<el-dropdown-item>选项一</el-dropdown-item>
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<el-dropdown-item>选项二</el-dropdown-item>
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<el-dropdown-item>选项三</el-dropdown-item>
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<el-dropdown-item>选项四</el-dropdown-item>
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</el-dropdown>
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```
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2016-08-26 10:34:54 +00:00
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:::
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2016-07-27 06:15:02 +00:00
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2016-09-06 04:47:25 +00:00
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### 触发方式
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2016-08-22 09:18:00 +00:00
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2016-09-06 04:47:25 +00:00
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可以配置 click 激活或者 hover 激活。
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2016-07-27 06:15:02 +00:00
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2016-09-06 04:47:25 +00:00
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:::demo 在`trigger`属性设置为`click`即可。
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2016-07-27 06:15:02 +00:00
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```html
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2016-09-06 09:26:04 +00:00
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<div class="block">
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<span class="demonstration">hover 激活</span>
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<el-dropdown text="下拉菜单" type="text" :icon-separate="false" trigger="hover">
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<el-dropdown-item>选项一</el-dropdown-item>
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<el-dropdown-item>选项二</el-dropdown-item>
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<el-dropdown-item>选项三</el-dropdown-item>
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<el-dropdown-item>选项四</el-dropdown-item>
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</el-dropdown>
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</div>
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<div class="block">
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<span class="demonstration">click 激活</span>
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<el-dropdown text="下拉菜单" type="text" :icon-separate="false" trigger="click">
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<el-dropdown-item>选项一</el-dropdown-item>
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<el-dropdown-item>选项二</el-dropdown-item>
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<el-dropdown-item>选项三</el-dropdown-item>
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<el-dropdown-item class="divider">选项四</el-dropdown-item>
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</el-dropdown>
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</div>
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2016-08-22 09:18:00 +00:00
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```
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2016-08-26 10:34:54 +00:00
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:::
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2016-08-22 09:18:00 +00:00
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2016-08-26 10:34:54 +00:00
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### Attributes
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2016-07-27 06:15:02 +00:00
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| 参数 | 说明 | 类型 | 可选值 | 默认值 |
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|------------- |---------------- |---------------- |---------------------- |-------- |
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2016-09-02 05:56:47 +00:00
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| text | 菜单按钮文本 | string | — | — |
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| type | 菜单按钮类型,同 Button 组件 | string | — | — |
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2016-07-27 06:15:02 +00:00
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| trigger | 触发下拉菜单的方式 | string | hover,click | hover |
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2016-09-02 05:56:47 +00:00
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| icon-separate | 独立的下拉菜单按钮 | boolean | — | false |
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| size | 菜单按钮尺寸,同 Button 组件 | string | large, small, mini | — |
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2016-07-27 06:15:02 +00:00
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| menu-align | 菜单水平对齐方向 | string | start, end | end |
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