mirror of
https://github.com/ialley-workshop-open/uni-halo.git
synced 2026-09-12 16:40:40 +08:00
35 lines
1.3 KiB
Markdown
35 lines
1.3 KiB
Markdown
# cover-view
|
|
|
|
## Instructions
|
|
|
|
覆盖在原生组件上的文本视图。
|
|
|
|
app-vue和小程序框架,渲染引擎是webview的。但为了优化体验,部分组件如map、video、textarea、canvas通过原生控件实现,原生组件层级高于前端组件(类似flash层级高于div)。为了能正常覆盖原生组件,设计了cover-view。
|
|
|
|
平台差异说明
|
|
|
|
### Syntax
|
|
|
|
- 使用 `<cover-view />`(或 `<cover-view></cover-view>`,当需要包裹子节点时)。
|
|
- 遇到平台差异时,建议使用条件编译(`#ifdef / #endif`)显式处理。
|
|
|
|
#### Properties
|
|
|
|
| 属性名 | 类型 | 默认值 | 说明 | 平台差异说明 |
|
|
| --- | --- | --- | --- | --- |
|
|
| scroll-top | number/string | | 设置顶部滚动偏移量,仅在设置了 overflow-y: scroll 成为滚动元素后生效 | 支付宝小程序不支持 |
|
|
|
|
#### Events
|
|
|
|
See official docs for full events list: `https://doc.dcloud.net.cn/uni-app-x/component/cover-view.html`
|
|
|
|
#### Platform Compatibility
|
|
|
|
See official docs for platform support table: `https://doc.dcloud.net.cn/uni-app-x/component/cover-view.html`
|
|
|
|
### Examples
|
|
|
|
Examples are available in the official docs: `https://doc.dcloud.net.cn/uni-app-x/component/cover-view.html`
|
|
|
|
Reference: [Official Documentation](https://doc.dcloud.net.cn/uni-app-x/component/cover-view.html)
|