86 lines
		
	
	
		
			3.4 KiB
		
	
	
	
		
			Markdown
		
	
	
	
			
		
		
	
	
			86 lines
		
	
	
		
			3.4 KiB
		
	
	
	
		
			Markdown
		
	
	
	
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| 
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| ## SearchBar 搜索栏
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| > **组件名:uni-search-bar**
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| > 代码块: `uSearchBar`
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| 
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| 
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| 评分组件
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| 
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| ### 安装方式
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| 
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| 本组件符合[easycom](https://uniapp.dcloud.io/collocation/pages?id=easycom)规范,`HBuilderX 2.5.5`起,只需将本组件导入项目,在页面`template`中即可直接使用,无需在页面中`import`和注册`components`。
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| 
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| 如需通过`npm`方式使用`uni-ui`组件,另见文档:[https://ext.dcloud.net.cn/plugin?id=55](https://ext.dcloud.net.cn/plugin?id=55)
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| 
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| ### 基本用法
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| 
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| 在 ``template`` 中使用组件
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| 
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| ```html
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| <!-- 基本用法 -->
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| <uni-search-bar @confirm="search" @input="input" ></uni-search-bar>
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| 
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| <!-- v-model 用法 -->
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| <uni-search-bar @confirm="search" :focus="true" v-model="searchValue" @blur="blur" @focus="focus" @input="input" @cancel="cancel" @change="change" @clear="clear">
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| 
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| <!-- 自定义Placeholder -->
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| <uni-search-bar placeholder="自定placeholder" @confirm="search"></uni-search-bar>
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| 
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| <!-- 设置圆角 -->
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| <uni-search-bar :radius="100" @confirm="search"></uni-search-bar>
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| ```
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| 
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| 
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| ## API
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| ### SearchBar Props
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| 
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| |属性名			|类型	|默认值	|说明																					|
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| |:-:			|:-:	|:-:	|:-:																					|
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| |value/v-model	|StringNumber	|	|搜索栏绑定值																		|
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| |placeholder	|String	|搜索	|搜索栏Placeholder																		|
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| |radius			|Number	|10		|搜索栏圆角,单位px																	|
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| |clearButton	|String	|auto	|是否显示清除按钮,可选值`always`-一直显示、`auto`-输入框不为空时显示、`none`-一直不显示	|
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| |cancelButton	|String	|auto	|是否显示取消按钮,可选值`always`-一直显示、`auto`-输入框不为空时显示、`none`-一直不显示	|
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| |cancelText		|String	|取消	|取消按钮的文字																			|
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| |bgColor		|String	|#F8F8F8|输入框背景颜色																			|
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| |maxlength		|Number	|100	|输入最大长度																			|
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| |focus		|Boolean	|false	|																	|
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| 
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| 
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| ### SearchBar Events
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| 
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| |事件称名	|说明																|返回参数			|
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| |:-:		|:-:																|:-:				|
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| |@confirm	|uniSearchBar 的输入框 confirm 事件,返回参数为uniSearchBar的value	|e={value:Number}	|
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| |@input		|uniSearchBar 的 value 改变时触发事件,返回参数为uniSearchBar的value|e=value	|
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| |@cancel		|点击取消按钮时触发事件,返回参数为uniSearchBar的value				|e={value:Number}	|
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| |@clear		|点击清除按钮时触发事件,返回参数为uniSearchBar的value				|e={value:Number}	|
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| |@focus			|input 获取焦点时触发事件,返回参数为uniSearchBar的value				|e={value:Number}	|
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| |@blur			|input 失去焦点时触发事件,返回参数为uniSearchBar的value				|e={value:Number}	|
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| 
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| ### 替换 icon 的 slot 插槽
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| 
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| |插槽称名	|说明																|
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| |:-:		|:-:																|
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| |searchIcon	|替换组件的搜索图标|
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| |clearIcon	|替换组件的清除图标|
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| 
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| ```html
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| <!-- 替换组件的搜索图标 -->
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| <uni-search-bar placeholder="自定义searchIcon" @confirm="search" @cancel="cancel" cancel-text="cancel">
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| 	<uni-icons slot="searchIcon" color="#999999" size="18" type="home" />
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| </uni-search-bar>
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| 
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| <!-- 替换组件的清除图标 -->
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| <uni-search-bar placeholder="自定义clearIcon" @confirm="search" @cancel="cancel" cancel-text="cancel">
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| 	<view slot="clearIcon" style="color: #999999" >X</view>
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| </uni-search-bar>
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| 
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| ```
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| 
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| 
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| ## 组件示例
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| 
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| 点击查看:[https://hellouniapp.dcloud.net.cn/pages/extUI/search-bar/search-bar](https://hellouniapp.dcloud.net.cn/pages/extUI/search-bar/search-bar) |