detection-business/uni_modules/uview-ui/components/u-overlay/u-overlay.vue
2024-09-11 15:55:28 +08:00

69 lines
1.9 KiB
Vue
Raw Permalink Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

<template>
<u-transition
:show="show"
custom-class="u-overlay"
:duration="duration"
:custom-style="overlayStyle"
@click="clickHandler"
>
<slot />
</u-transition>
</template>
<script>
import props from './props.js';
/**
* overlay 遮罩
* @description 创建一个遮罩层,用于强调特定的页面元素,并阻止用户对遮罩下层的内容进行操作,一般用于弹窗场景
* @tutorial https://www.uviewui.com/components/overlay.html
* @property {Boolean} show 是否显示遮罩(默认 false
* @property {String | Number} zIndex zIndex 层级(默认 10070
* @property {String | Number} duration 动画时长,单位毫秒(默认 300
* @property {String | Number} opacity 不透明度值当做rgba的第四个参数 (默认 0.5
* @property {Object} customStyle 定义需要用到的外部样式
* @event {Function} click 点击遮罩发送事件
* @example <u-overlay :show="show" @click="show = false"></u-overlay>
*/
export default {
name: "u-overlay",
mixins: [uni.$u.mpMixin, uni.$u.mixin,props],
computed: {
overlayStyle() {
const style = {
position: 'fixed',
top: 0,
left: 0,
right: 0,
zIndex: this.zIndex,
bottom: 0,
'background-color': `rgba(0, 0, 0, ${this.opacity})`
}
return uni.$u.deepMerge(style, uni.$u.addStyle(this.customStyle))
}
},
methods: {
clickHandler() {
this.$emit('click')
}
}
}
</script>
<style lang="scss" scoped>
@import "../../libs/css/components.scss";
$u-overlay-top:0 !default;
$u-overlay-left:0 !default;
$u-overlay-width:100% !default;
$u-overlay-height:100% !default;
$u-overlay-background-color:rgba(0, 0, 0, .7) !default;
.u-overlay {
position: fixed;
top:$u-overlay-top;
left:$u-overlay-left;
width: $u-overlay-width;
height:$u-overlay-height;
background-color:$u-overlay-background-color;
}
</style>