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Overlay

Intro

Create a mask layer to emphasize specific page elements and prevent users from performing other operations.

Install

import { createApp } from 'vue';
import { Overlay } from 'vant';

const app = createApp();
app.use(Overlay);

Usage

Basic Usage

<van-button type="primary" text="Show Overlay" @click="show = true" />
<van-overlay :show="show" @click="show = false" />

import { ref } from 'vue';

export default {
  setup() {
    const show = ref(false);
    return { show };
  },
};

Embedded Content

<van-overlay :show="show" @click="show = false">
  <div class="wrapper" @click.stop>
    <div class="block" />
  </div>
</van-overlay>

<style>
  .wrapper {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
  }

  .block {
    width: 120px;
    height: 120px;
    background-color: #fff;
  }
</style>

API

Props

Attribute	Description	Type	Default
show	Whether to show overlay	boolean	`false`
z-index	z-index	number \| string	`1`
duration	Animation duration	number \| string	`0.3`
class-name	ClassName	string	-
custom-class	Custom style	object	-
lock-scroll	Whether to lock background scroll	boolean	`true`
lazy-render `v3.4.2`	Whether to lazy render util appeared	boolean	`true`

Events

Event	Description	Arguments
click	Emitted when component is clicked	event: MouseEvent

Slots

Name	Description
default	Default slot

Types

The component exports the following type definitions:

import type { OverlayProps } from 'vant';

Theming

CSS Variables

The component provides the following CSS variables, which can be used to customize styles. Please refer to ConfigProvider component.

Name	Default Value	Description
--van-overlay-z-index	1	-
--van-overlay-background-color	rgba(0, 0, 0, 0.7)	-

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