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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</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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}
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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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<el-dropdown text="主要按钮" type="primary" @mainclick="handleMainClick()">
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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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2016-08-26 10:34:54 +00:00
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### 不带独立按钮的下拉菜单
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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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<el-dropdown text="下拉菜单" type="primary" :icon-separate="false">
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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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```
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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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2016-08-26 10:34:54 +00:00
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### 通过点击触发下拉
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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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:::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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<el-dropdown text="主要按钮" type="primary" 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>选项四</el-dropdown-item>
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</el-dropdown>
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<el-dropdown text="下拉菜单" type="primary" :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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```
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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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2016-08-26 10:34:54 +00:00
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### 按钮样式
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2016-08-22 09:18:00 +00:00
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除了上述属性以外,由于本质还是按钮,`el-dropdown`同样拥有 Button 组件的相关属性:`type`和`size`,关于这点,可以参考 Button 组件的对应文档,下两例说明了相应字段的功能:
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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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:::demo
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2016-07-27 06:15:02 +00:00
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```html
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<el-dropdown text="下拉菜单" type="text" :icon-separate="false">
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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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<li class="divider">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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2016-08-26 10:34:54 +00:00
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:::demo
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2016-07-27 06:15:02 +00:00
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```html
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<el-dropdown text="下拉菜单" type="primary" size="large">
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2016-08-22 09:18:00 +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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<li class="divider">选项四</el-dropdown-item>
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</el-dropdown>
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<el-dropdown text="下拉菜单" type="primary">
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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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<el-dropdown text="下拉菜单" type="primary" size="small">
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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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<el-dropdown text="下拉菜单" type="primary" size="mini">
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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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```
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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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| 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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| trigger | 触发下拉菜单的方式 | string | hover,click | hover |
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2016-08-22 09:18:00 +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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