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							- <template>
 
-   <view class="u-code-input">
 
-     <view
 
-         class="u-code-input__item"
 
-         :style="[itemStyle(index)]"
 
-         v-for="(item, index) in codeLength"
 
-         :key="index"
 
-     >
 
-       <view
 
-           class="u-code-input__item__dot"
 
-           v-if="dot && codeArray.length > index"
 
-       ></view>
 
-       <text
 
-           v-else
 
-           :style="{
 
- 					fontSize: $u.addUnit(fontSize),
 
- 					fontWeight: bold ? 'bold' : 'normal',
 
- 					color: color
 
- 				}"
 
-       >{{ codeArray[index] }}
 
-       </text>
 
-       <view
 
-           class="u-code-input__item__line"
 
-           v-if="mode === 'line'"
 
-           :style="[lineStyle]"
 
-       ></view>
 
-     </view>
 
-     <input
 
-         :disabled="disabledKeyboard"
 
-         type="number"
 
-         :focus="focus"
 
-         :value="inputValue"
 
-         :maxlength="maxlength"
 
-         class="u-code-input__input"
 
-         @input="inputHandler"
 
-         :style="{
 
- 				height: $u.addUnit(size) 
 
- 			}"
 
-     />
 
-   </view>
 
- </template>
 
- <script>
 
- import props from './props.js';
 
- /**
 
-  * CodeInput 验证码输入
 
-  * @description 该组件一般用于验证用户短信验证码的场景,也可以结合uView的键盘组件使用
 
-  * @tutorial https://www.uviewui.com/components/codeInput.html
 
-  * @property {String | Number}  maxlength      最大输入长度 (默认 6 )
 
-  * @property {Boolean}      dot          是否用圆点填充 (默认 false )
 
-  * @property {String}      mode        显示模式,box-盒子模式,line-底部横线模式 (默认 'box' )
 
-  * @property {Boolean}      hairline      是否细边框 (默认 false )
 
-  * @property {String | Number}  space        字符间的距离 (默认 10 )
 
-  * @property {String | Number}  value        预置值
 
-  * @property {Boolean}      focus        是否自动获取焦点 (默认 false )
 
-  * @property {Boolean}      bold        字体和输入横线是否加粗 (默认 false )
 
-  * @property {String}      color        字体颜色 (默认 '#606266' )
 
-  * @property {String | Number}  fontSize      字体大小,单位px (默认 18 )
 
-  * @property {String | Number}  size        输入框的大小,宽等于高 (默认 35 )
 
-  * @property {Boolean}      disabledKeyboard  是否隐藏原生键盘,如果想用自定义键盘的话,需设置此参数为true (默认 false )
 
-  * @property {String}      borderColor      边框和线条颜色 (默认 '#c9cacc' )
 
-  * @property {Boolean}      disabledDot      是否禁止输入"."符号 (默认 true )
 
-  *
 
-  * @event {Function}  change  输入内容发生改变时触发,具体见上方说明      value:当前输入的值
 
-  * @event {Function}  finish  输入字符个数达maxlength值时触发,见上方说明  value:当前输入的值
 
-  * @example  <u-code-input v-model="value4" :focus="true"></u-code-input>
 
-  */
 
- export default {
 
-   name: 'u-code-input',
 
-   mixins: [uni.$u.mpMixin, uni.$u.mixin, props],
 
-   data() {
 
-     return {
 
-       inputValue: ''
 
-     }
 
-   },
 
-   watch: {
 
-     value: {
 
-       immediate: true,
 
-       handler(val) {
 
-         // 转为字符串,超出部分截掉
 
-         this.inputValue = String(val).substring(0, this.maxlength)
 
-       }
 
-     },
 
-   },
 
-   computed: {
 
-     // 根据长度,循环输入框的个数,因为头条小程序数值不能用于v-for
 
-     codeLength() {
 
-       return new Array(Number(this.maxlength))
 
-     },
 
-     // 循环item的样式
 
-     itemStyle() {
 
-       return index => {
 
-         const addUnit = uni.$u.addUnit
 
-         const style = {
 
-           width: addUnit(this.size),
 
-           height: addUnit(this.size)
 
-         }
 
-         // 盒子模式下,需要额外进行处理
 
-         if (this.mode === 'box') {
 
-           // 设置盒子的边框,如果是细边框,则设置为0.5px宽度
 
-           style.border = `${this.hairline ? 0.5 : 1}px solid ${this.borderColor}`
 
-           // 如果盒子间距为0的话
 
-           if (uni.$u.getPx(this.space) === 0) {
 
-             // 给第一和最后一个盒子设置圆角
 
-             if (index === 0) {
 
-               style.borderTopLeftRadius = '3px'
 
-               style.borderBottomLeftRadius = '3px'
 
-             }
 
-             if (index === this.codeLength.length - 1) {
 
-               style.borderTopRightRadius = '3px'
 
-               style.borderBottomRightRadius = '3px'
 
-             }
 
-             // 最后一个盒子的右边框需要保留
 
-             if (index !== this.codeLength.length - 1) {
 
-               style.borderRight = 'none'
 
-             }
 
-           }
 
-         }
 
-         if (index !== this.codeLength.length - 1) {
 
-           // 设置验证码字符之间的距离,通过margin-right设置,最后一个字符,无需右边框
 
-           style.marginRight = addUnit(this.space)
 
-         } else {
 
-           // 最后一个盒子的有边框需要保留
 
-           style.marginRight = 0
 
-         }
 
-         return style
 
-       }
 
-     },
 
-     // 将输入的值,转为数组,给item历遍时,根据当前的索引显示数组的元素
 
-     codeArray() {
 
-       return String(this.inputValue).split('')
 
-     },
 
-     // 下划线模式下,横线的样式
 
-     lineStyle() {
 
-       const style = {}
 
-       style.height = this.hairline ? '2px' : '4px'
 
-       style.width = uni.$u.addUnit(this.size)
 
-       // 线条模式下,背景色即为边框颜色
 
-       style.backgroundColor = this.borderColor
 
-       return style
 
-     }
 
-   },
 
-   methods: {
 
-     // 监听输入框的值发生变化
 
-     inputHandler(e) {
 
-       const value = e.detail.value
 
-       this.inputValue = value
 
-       // 是否允许输入“.”符号
 
-       if (this.disabledDot) {
 
-         this.$nextTick(() => {
 
-           this.inputValue = value.replace('.', '')
 
-         })
 
-       }
 
-       // 未达到maxlength之前,发送change事件,达到后发送finish事件
 
-       this.$emit('change', value)
 
-       // 修改通过v-model双向绑定的值
 
-       this.$emit('input', value)
 
-       // 达到用户指定输入长度时,发出完成事件
 
-       if (String(value).length >= Number(this.maxlength)) {
 
-         this.$emit('finish', value)
 
-       }
 
-     }
 
-   }
 
- }
 
- </script>
 
- <style lang="scss" scoped>
 
- @import "../../libs/css/components.scss";
 
- .u-code-input {
 
-   @include flex;
 
-   position: relative;
 
-   overflow: hidden;
 
-   &__item {
 
-     @include flex;
 
-     justify-content: center;
 
-     align-items: center;
 
-     &__text {
 
-       font-size: 15px;
 
-       color: $u-content-color;
 
-     }
 
-     &__dot {
 
-       width: 7px;
 
-       height: 7px;
 
-       border-radius: 100px;
 
-       background-color: $u-content-color;
 
-     }
 
-     &__line {
 
-       position: absolute;
 
-       bottom: 0;
 
-       height: 4px;
 
-       border-radius: 100px;
 
-       width: 40px;
 
-       background-color: $u-content-color;
 
-     }
 
-   }
 
-   &__input {
 
-     // 之所以需要input输入框,是因为有它才能唤起键盘
 
-     // 这里将它设置为两倍的屏幕宽度,再将左边的一半移出屏幕,为了不让用户看到输入的内容
 
-     position: absolute;
 
-     left: -750rpx;
 
-     width: 1500 rpx;
 
-     top: 0;
 
-     background-color: transparent;
 
-     text-align: left;
 
-   }
 
- }
 
- </style>
 
 
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