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## 1.2.2(2023-01-28)
- 修复 运行/打包 控制台警告问题
## 1.2.1(2022-09-05)
- 修复 当 text 超过 max-num 时,badge 的宽度计算是根据 text 的长度计算,更改为 css 计算实际展示宽度,详见:[https://ask.dcloud.net.cn/question/150473](https://ask.dcloud.net.cn/question/150473)
## 1.2.0(2021-11-19)
- 优化 组件UI,并提供设计资源,详见:[https://uniapp.dcloud.io/component/uniui/resource](https://uniapp.dcloud.io/component/uniui/resource)
- 文档迁移,详见:[https://uniapp.dcloud.io/component/uniui/uni-badge](https://uniapp.dcloud.io/component/uniui/uni-badge)
## 1.1.7(2021-11-08)
- 优化 升级ui
- 修改 size 属性默认值调整为 small
- 修改 type 属性,默认值调整为 error,info 替换 default
## 1.1.6(2021-09-22)
- 修复 在字节小程序上样式不生效的 bug
## 1.1.5(2021-07-30)
- 组件兼容 vue3,如何创建vue3项目,详见 [uni-app 项目支持 vue3 介绍](https://ask.dcloud.net.cn/article/37834)
## 1.1.4(2021-07-29)
- 修复 去掉 nvue 不支持css 的 align-self 属性,nvue 下不暂支持 absolute 属性
## 1.1.3(2021-06-24)
- 优化 示例项目
## 1.1.1(2021-05-12)
- 新增 组件示例地址
## 1.1.0(2021-05-12)
- 新增 uni-badge 的 absolute 属性,支持定位
- 新增 uni-badge 的 offset 属性,支持定位偏移
- 新增 uni-badge 的 is-dot 属性,支持仅显示有一个小点
- 新增 uni-badge 的 max-num 属性,支持自定义封顶的数字值,超过 99 显示99+
- 优化 uni-badge 属性 custom-style, 支持以对象形式自定义样式
## 1.0.7(2021-05-07)
- 修复 uni-badge 在 App 端,数字小于10时不是圆形的bug
- 修复 uni-badge 在父元素不是 flex 布局时,宽度缩小的bug
- 新增 uni-badge 属性 custom-style, 支持自定义样式
## 1.0.6(2021-02-04)
- 调整为uni_modules目录规范

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<template>
<view class="uni-badge--x">
<slot />
<text v-if="text" :class="classNames" :style="[positionStyle, customStyle, dotStyle]"
class="uni-badge" @click="onClick()">{{displayValue}}</text>
</view>
</template>
<script>
/**
* Badge 数字角标
* @description 数字角标一般和其它控件(列表、9宫格等)配合使用,用于进行数量提示,默认为实心灰色背景
* @tutorial https://ext.dcloud.net.cn/plugin?id=21
* @property {String} text 角标内容
* @property {String} size = [normal|small] 角标内容
* @property {String} type = [info|primary|success|warning|error] 颜色类型
* @value info 灰色
* @value primary 蓝色
* @value success 绿色
* @value warning 黄色
* @value error 红色
* @property {String} inverted = [true|false] 是否无需背景颜色
* @property {Number} maxNum 展示封顶的数字值,超过 99 显示 99+
* @property {String} absolute = [rightTop|rightBottom|leftBottom|leftTop] 开启绝对定位, 角标将定位到其包裹的标签的四角上
* @value rightTop 右上
* @value rightBottom 右下
* @value leftTop 左上
* @value leftBottom 左下
* @property {Array[number]} offset 距定位角中心点的偏移量,只有存在 absolute 属性时有效,例如:[-10, -10] 表示向外偏移 10px,[10, 10] 表示向 absolute 指定的内偏移 10px
* @property {String} isDot = [true|false] 是否显示为一个小点
* @event {Function} click 点击 Badge 触发事件
* @example <uni-badge text="1"></uni-badge>
*/
export default {
name: 'UniBadge',
emits: ['click'],
props: {
type: {
type: String,
default: 'error'
},
inverted: {
type: Boolean,
default: false
},
isDot: {
type: Boolean,
default: false
},
maxNum: {
type: Number,
default: 99
},
absolute: {
type: String,
default: ''
},
offset: {
type: Array,
default () {
return [0, 0]
}
},
text: {
type: [String, Number],
default: ''
},
size: {
type: String,
default: 'small'
},
customStyle: {
type: Object,
default () {
return {}
}
}
},
data() {
return {};
},
computed: {
width() {
return String(this.text).length * 8 + 12
},
classNames() {
const {
inverted,
type,
size,
absolute
} = this
return [
inverted ? 'uni-badge--' + type + '-inverted' : '',
'uni-badge--' + type,
'uni-badge--' + size,
absolute ? 'uni-badge--absolute' : ''
].join(' ')
},
positionStyle() {
if (!this.absolute) return {}
let w = this.width / 2,
h = 10
if (this.isDot) {
w = 5
h = 5
}
const x = `${- w + this.offset[0]}px`
const y = `${- h + this.offset[1]}px`
const whiteList = {
rightTop: {
right: x,
top: y
},
rightBottom: {
right: x,
bottom: y
},
leftBottom: {
left: x,
bottom: y
},
leftTop: {
left: x,
top: y
}
}
const match = whiteList[this.absolute]
return match ? match : whiteList['rightTop']
},
dotStyle() {
if (!this.isDot) return {}
return {
width: '10px',
minWidth: '0',
height: '10px',
padding: '0',
borderRadius: '10px'
}
},
displayValue() {
const {
isDot,
text,
maxNum
} = this
return isDot ? '' : (Number(text) > maxNum ? `${maxNum}+` : text)
}
},
methods: {
onClick() {
this.$emit('click');
}
}
};
</script>
<style lang="scss" >
$uni-primary: #2979ff !default;
$uni-success: #4cd964 !default;
$uni-warning: #f0ad4e !default;
$uni-error: #dd524d !default;
$uni-info: #909399 !default;
$bage-size: 12px;
$bage-small: scale(0.8);
.uni-badge--x {
/* #ifdef APP-NVUE */
// align-self: flex-start;
/* #endif */
/* #ifndef APP-NVUE */
display: inline-block;
/* #endif */
position: relative;
}
.uni-badge--absolute {
position: absolute;
}
.uni-badge--small {
transform: $bage-small;
transform-origin: center center;
}
.uni-badge {
/* #ifndef APP-NVUE */
display: flex;
overflow: hidden;
box-sizing: border-box;
font-feature-settings: "tnum";
min-width: 20px;
/* #endif */
justify-content: center;
flex-direction: row;
height: 20px;
padding: 0 4px;
line-height: 18px;
color: #fff;
border-radius: 100px;
background-color: $uni-info;
background-color: transparent;
border: 1px solid #fff;
text-align: center;
font-family: 'Helvetica Neue', Helvetica, sans-serif;
font-size: $bage-size;
/* #ifdef H5 */
z-index: 999;
cursor: pointer;
/* #endif */
&--info {
color: #fff;
background-color: $uni-info;
}
&--primary {
background-color: $uni-primary;
}
&--success {
background-color: $uni-success;
}
&--warning {
background-color: $uni-warning;
}
&--error {
background-color: $uni-error;
}
&--inverted {
padding: 0 5px 0 0;
color: $uni-info;
}
&--info-inverted {
color: $uni-info;
background-color: transparent;
}
&--primary-inverted {
color: $uni-primary;
background-color: transparent;
}
&--success-inverted {
color: $uni-success;
background-color: transparent;
}
&--warning-inverted {
color: $uni-warning;
background-color: transparent;
}
&--error-inverted {
color: $uni-error;
background-color: transparent;
}
}
</style>

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{
"id": "uni-badge",
"displayName": "uni-badge 数字角标",
"version": "1.2.2",
"description": "数字角标(徽章)组件,在元素周围展示消息提醒,一般用于列表、九宫格、按钮等地方。",
"keywords": [
"",
"badge",
"uni-ui",
"uniui",
"数字角标",
"徽章"
],
"repository": "https://github.com/dcloudio/uni-ui",
"engines": {
"HBuilderX": ""
},
"directories": {
"example": "../../temps/example_temps"
},
"dcloudext": {
"sale": {
"regular": {
"price": "0.00"
},
"sourcecode": {
"price": "0.00"
}
},
"contact": {
"qq": ""
},
"declaration": {
"ads": "无",
"data": "无",
"permissions": "无"
},
"npmurl": "https://www.npmjs.com/package/@dcloudio/uni-ui",
"type": "component-vue"
},
"uni_modules": {
"dependencies": ["uni-scss"],
"encrypt": [],
"platforms": {
"cloud": {
"tcb": "y",
"aliyun": "y"
},
"client": {
"App": {
"app-vue": "y",
"app-nvue": "y"
},
"H5-mobile": {
"Safari": "y",
"Android Browser": "y",
"微信浏览器(Android)": "y",
"QQ浏览器(Android)": "y"
},
"H5-pc": {
"Chrome": "y",
"IE": "y",
"Edge": "y",
"Firefox": "y",
"Safari": "y"
},
"小程序": {
"微信": "y",
"阿里": "y",
"百度": "y",
"字节跳动": "y",
"QQ": "y"
},
"快应用": {
"华为": "y",
"联盟": "y"
},
"Vue": {
"vue2": "y",
"vue3": "y"
}
}
}
}
}

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## Badge 数字角标
> **组件名:uni-badge**
> 代码块: `uBadge`
数字角标一般和其它控件(列表、9宫格等)配合使用,用于进行数量提示,默认为实心灰色背景,
### [查看文档](https://uniapp.dcloud.io/component/uniui/uni-badge)
#### 如使用过程中有任何问题,或者您对uni-ui有一些好的建议,欢迎加入 uni-ui 交流群:871950839