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搜索框(SearchBar)

搜索场景的输入框组件,在信息池中缩小范围,快速而轻松地获取目标信息。SearchBar 输入框在个别情况下会出现闪动的情况,需要使用 enableNative 进行处理。SearchBar 输入框在手写输入情况下,部分安卓手机会出现连续输入现象,只需要将 controlled 属性设置为 false 即可。

属性

属性

类型

必填

默认值

说明

value

string

-

搜索框的值

autoFocus

boolean

false

自动聚焦,iOS 可能会失效

bizIconType

string

'AudioFill'

辅助图标类型

cancelText

string

"取消"

取消按钮文案

className

string

-

类名

controlled

boolean

false

是否受控模式

disabled

boolean

false

是否禁用

enableNative

boolean

false

是否启用 Native 渲染

id

string

表单元素 id

maxLength

number

-

最大长度

name

string

-

表单元素 name

placeholder

string

-

提示文字

showBizIcon

boolean

false

是否展示辅助图标

showCancelButton

boolean

false

是否显示取消按钮

showVoice

boolean

false

是否展示语音图标

type

'text' | 'number' | 'idcard' | 'digit' | 'numberpad' | 'digitpad' | 'idcardpad'

'text'

搜索框的类型

事件

事件名

说明

类型

onChange

表单触发变更回调

(v: any) => void

onBlur

失去焦点时触发回调

(v: string) => void

onBizIconTap

点击语音图标回调

() => void

onCancel

点击取消回调

(v: string) => void

onClear

点击删除回调

(v: string) => void

onFocus

聚焦时触发回调

(v: string) => void

onInput

input 输入回调

(v: string) => void

onSubmit

submit 回调

(v: string) => void

onVoiceTap

点击语音图标回调

() => void

样式类

类名

说明

amd-search-bar

整体样式

amd-search-bar-focus

获取焦点时整体样式

amd-search-bar-input

内部输入框样式

amd-search-bar-input-focus

获取焦点时输入框样式

amd-search-bar-synthetic

search 图标样式

amd-search-bar-synthetic-icon

search 图标样式

amd-search-bar-value

input 组件样式

amd-search-bar-clear-icon

清除图标样式

amd-search-bar-biz-icon

额外图标样式

amd-search-bar-cancel-container

取消按钮样式

amd-search-bar-cancel-container-show

取消按钮样式

amd-search-bar-cancel

取消按钮样式

CSS 变量

CSS 变量名称

说明

--am-color-brand-1

输入光标颜色

代码示例

基本使用

index.axml 的代码示例如下:

<view>
  <demo-block title="基础用法" background="#f5f5f5" padding="0">
    <search-bar 
      placeholder="请输入内容" 
      value="{{basicValue}}" 
      onInput="handleBasicInput" 
      onClear="handleBasicClear"/>
  </demo-block>
  <demo-block title="取消按钮常显" background="#f5f5f5" padding="0">
    <search-bar 
      placeholder="请输入内容" 
      showCancelButton
      value="{{withCancelValue}}" 
      onInput="handleWithCancelInput" 
      onClear="handleBasicClear"
      onCancel="handleCancelWithCancel"/>
  </demo-block>
  <demo-block title="获取焦点后显示取消按钮" background="#f5f5f5" padding="0">
    <search-bar 
      placeholder="请输入内容" 
      value="{{focusWithCancelValue}}" 
      showCancelButton="{{focusWithCancelFocus}}"
      onInput="handleFocusWithCancelInput" 
      onClear="handleFocusWithCancelClear"
      onCancel="handleFocusCancelWithCancel"
      onBlur="handleFocusCancelWithBlur"
      onFocus="handleFocusCancelWithFocus"/>
  </demo-block>
  <demo-block title="额外Voice图标" background="#f5f5f5" padding="0">
    <search-bar 
      placeholder="请输入内容" 
      showBizIcon
      value="{{voiceValue}}" 
      onInput="handleVoiceInput" 
      onClear="handleVoiceClear"
      onBizIconTap="handleTapVoice"/>
  </demo-block>
  <demo-block title="支持唤起数字键盘" background="#f5f5f5" padding="0">
    <search-bar 
      placeholder="请输入内容" 
      value="{{numberValue}}" 
      type="number"
      onInput="handleNumberInput" 
      onClear="handleNumberClear"/>
  </demo-block>
</view>

index.js 的代码示例如下:

Page({
  data: {
    value: '',
    showVoice: false,
    showBizIcon: false,
    basicValue: '',
    withCancelValue: '',
    voiceValue: '',
    numberValue: '',
    focusWithCancelValue: '',
    focusWithCancelFocus: false,
  },
  handleBasicInput(value) {
    this.setData({ basicValue: value });
  },
  handleBasicClear() {
    this.setData({ basicValue: '' });
  },
  handleWithCancelInput(value) {
    this.setData({ withCancelValue: value });
  },
  handleWithCancelClear() {
    this.setData({ withCancelValue: '' });
  },
  handleCancelWithCancel() {
    this.setData({ withCancelValue: '' });
    my.showToast({ content: 'click cancel', duration: 1000 });
  },
  handleVoiceInput(value) {
    this.setData({ voiceValue: value });
  },
  handleVoiceClear() {
    this.setData({ voiceValue: '' });
  },
  handleTapVoice() {
    my.showToast({ content: 'click voice', duration: 1000 });
  },
  handleFocusWithCancelInput(value) {
    this.setData({ focusWithCancelValue: value });
  },
  handleFocusWithCancelClear() {
    this.setData({ focusWithCancelValue: '' });
  },
  handleFocusCancelWithCancel() {
    this.setData({ focusWithCancelValue: '' });
    my.showToast({ content: 'click cancel', duration: 1000 });
  },
  handleFocusCancelWithFocus() {
    this.setData({ focusWithCancelFocus: true });
  },
  handleFocusCancelWithBlur() {
    this.setData({ focusWithCancelFocus: false });
  },
  handleNumberInput(value) {
    this.setData({ numberValue: value });
  },
  handleNumberClear() {
    this.setData({ numberValue: '' });
  },
});

index.json 的代码示例如下:

{
  "defaultTitle": "SearchBar",
  "usingComponents": {
    "search-bar": "antd-mini/es/SearchBar/index",
    "demo-block": "../../components/DemoBlock/index"
  }
}
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