117 lines
3.9 KiB
Markdown
117 lines
3.9 KiB
Markdown
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---
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title: NoticeBar 公告栏
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description: 在导航栏下方,用于给用户显示提示消息。
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spline: message
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isComponent: true
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---
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## 引入
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可在 `main.ts` 或在需要使用的页面或组件中引入。
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```js
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import TNoticeBar from '@tdesign/uniapp/notice-bar/notice-bar.vue';
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```
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### 01 组件类型
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纯文字的公告栏
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{{ base }}
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带图标的公告栏
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{{ iconDemo }}
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带关闭的公告栏
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{{ suffixIcon }}
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带入口的公告栏
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{{ event }}
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自定义样式的公告栏
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{{ custom }}
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自定义内容的公告栏
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{{ customization }}
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### 02 组件状态
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公告栏类型有普通(info)、警示(warning)、成功(success)、错误(error)
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{{ theme }}
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### 03 可滚动公告栏
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可滚动公告栏有水平(horizontal)和垂直(vertical)
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{{ scrolling }}
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## API
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### NoticeBar Props
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名称 | 类型 | 默认值 | 描述 | 必传
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-- | -- | -- | -- | --
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custom-style | Object | - | 自定义样式 | N
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content | String / Array | - | 文本内容 | N
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direction | String | horizontal | 滚动方向。可选项:horizontal/vertical | N
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interval | Number | 2000 | 间隔时间【仅在 direction='vertical' 有效】 | N
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marquee | Boolean / Object | false | 跑马灯效果。speed 指速度控制;loop 指循环播放次数,值为 -1 表示循环播放,值为 0 表示不循环播放;delay 表示延迟多久开始播放【仅在 direction='horizontal' 有效】。TS 类型:`boolean \| NoticeBarMarquee` `interface NoticeBarMarquee { speed?: number; loop?: number; delay?: number }`。[详细类型定义](https://github.com/Tencent/tdesign-miniprogram/tree/develop/packages/uniapp-components/notice-bar/type.ts) | N
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operation | String | - | 右侧额外信息 | N
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prefix-icon | String / Boolean / Object | true | 前缀图标。值为字符串表示图标名称,值为 `false` 表示不显示前缀图标,值为 `Object` 类型,表示透传至 `icon`,不传表示使用主题图标 | N
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suffix-icon | String / Object | - | 后缀图标。值为字符串表示图标名称。值为 `Object` 类型,表示透传至 `icon`,不传表示不显示后缀图标 | N
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theme | String | info | 内置主题。可选项:info/success/warning/error | N
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visible | Boolean | false | 显示/隐藏。支持语法糖 `v-model:visible` | N
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default-visible | Boolean | false | 显示/隐藏。非受控属性 | N
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### NoticeBar Events
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名称 | 参数 | 描述
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-- | -- | --
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change | `(context: { current: number, source: '' \| 'autoplay' \| 'touch' })` | 当 `direction="vertical"` 时轮播切换时触发
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click | `(context: { trigger: NoticeBarTrigger })` | 点击事件。[详细类型定义](https://github.com/Tencent/tdesign-miniprogram/tree/develop/packages/uniapp-components/notice-bar/type.ts)。<br/>`type NoticeBarTrigger = 'prefix-icon' \| 'content' \| 'operation' \| 'suffix-icon';`<br/>
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### NoticeBar Slots
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名称 | 描述
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-- | --
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content | 文本内容
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operation | 自定义 `operation` 显示内容
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prefix-icon | 前缀图标
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suffix-icon | 后缀图标
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### NoticeBar External Classes
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类名 | 描述
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-- | --
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t-class | 根节点样式类
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t-class-content | 内容样式类
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t-class-operation | 右侧额外信息样式类
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t-class-prefix-icon | 前置图标样式类
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t-class-suffix-icon | 后置图标样式类
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### CSS Variables
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组件提供了下列 CSS 变量,可用于自定义样式。
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名称 | 默认值 | 描述
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-- | -- | --
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--td-notice-bar-error-bg-color | @error-color-1 | -
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--td-notice-bar-error-color | @error-color | -
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--td-notice-bar-font-color | @text-color-primary | -
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--td-notice-bar-info-bg-color | @brand-color-light | -
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--td-notice-bar-info-color | @brand-color | -
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--td-notice-bar-operation-font-color | @brand-color | -
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--td-notice-bar-success-bg-color | @success-color-1 | -
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--td-notice-bar-success-color | @success-color | -
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--td-notice-bar-suffix-icon-color | @text-color-placeholder | -
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--td-notice-bar-warning-bg-color | @warning-color-1 | -
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--td-notice-bar-warning-color | @warning-color | -
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