feat(Field): add always-embed prop (#4571)

packages/field/README.md

@@ -257,6 +257,7 @@ Page({
 | disable-default-padding | 是否去掉 iOS 下的默认内边距，只对 textarea 有效 | _boolean_ | `true` |
 | cursor | 指定 focus 时的光标位置 | _number_ | `-1` |
 | clear-trigger `v1.8.4` | 显示清除图标的时机，`always` 表示输入框不为空时展示，<br>`focus` 表示输入框聚焦且不为空时展示 | _string_ | `focus` |
+| always-embed `v1.9.2` | 强制 input 处于同层状态，默认 focus 时 input 会切到非同层状态 (仅在 iOS 下生效) |  _boolean_ | `false` |
 
 ### Events
 

packages/field/input.wxml

@@ -17,6 +17,7 @@
   adjust-position="{{ adjustPosition }}"
   selection-end="{{ selectionEnd }}"
   selection-start="{{ selectionStart }}"
+  always-embed="{{ alwaysEmbed }}"
   password="{{ password || type === 'password' }}"
   bindinput="onInput"
   bindtap="onClickInput"

packages/field/props.ts

@@ -49,6 +49,7 @@ export const inputProps: WechatMiniprogram.Component.PropertyOption = {
   password: Boolean,
   confirmType: String,
   confirmHold: Boolean,
+  alwaysEmbed: Boolean,
 };
 
 export const textareaProps: WechatMiniprogram.Component.PropertyOption = {