kui-vue/components/menu/demo/collapsed.md

A lightweight desktop UI component library suitable for Vue.js 2.

<cn>
### 缩起内嵌菜单
内嵌菜单可以被缩起/展开。
</cn>

```vue
<template>
  <div style="width:256px">
    <Button
      @click="change"
      :icon="collapsed ? MenuFold : MenuUnfold"
      type="primary"
    ></Button>
    <br />
    <br />
    <Menu
      v-model="current"
      :openKeys="openKeys"
      theme="dark"
      :inlineCollapsed="collapsed"
      mode="inline"
    >
      <MenuItem key="1-1" :icon="Mail">Option 1</MenuItem>
      <MenuItem key="1-2" :icon="Grid"><span>Option 2</span></MenuItem>
      <SubMenu key="sub2" :icon="Heart" title="Navigation Two">
        <MenuItem key="2-1">Option 5</MenuItem>
        <MenuItem key="2-2">Option 6</MenuItem>
        <SubMenu title="SubMenu" key="sub2-1">
          <MenuItem key="2-3">Option 7</MenuItem>
          <MenuItem key="2-4">Option 8</MenuItem>
        </SubMenu>
      </SubMenu>
      <SubMenu key="sub3" :icon="Settings" title="Navigation Three">
        <MenuItem key="3-1">Option 9</MenuItem>
        <MenuItem key="3-2">Option 10</MenuItem>
        <MenuItem key="3-3">Option 11</MenuItem>
        <MenuItem key="3-4">Option 12</MenuItem>
      </SubMenu>
    </Menu>
  </div>
</template>
<script setup>
import { MenuFold, MenuUnfold, Mail, Grid, Heart, Settings } from "kui-icons";
import { ref } from "vue";
const current = ref(["1-1"]);
const openKeys = ref(["sub2"]);
const collapsed = ref(false);

const change = () => {
  collapsed.value = !collapsed.value;
};
</script>
```