312 lines
7.9 KiB
Python
312 lines
7.9 KiB
Python
<template>
|
||
<view class="u-char-box">
|
||
<view class="u-char-flex">
|
||
<input :disabled="disabledKeyboard" :value="valueModel" type="number" :focus="focus" :maxlength="maxlength" class="u-input" @input="getVal"/>
|
||
<view v-for="(item, index) in loopCharArr" :key="index">
|
||
<view :class="[breathe && charArrLength == index ? 'u-breathe' : '', 'u-char-item',
|
||
charArrLength === index && mode == 'box' ? 'u-box-active' : '',
|
||
mode === 'box' ? 'u-box' : '']" :style="{
|
||
fontWeight: bold ? 'bold' : 'normal',
|
||
fontSize: fontSize + 'rpx',
|
||
width: width + 'rpx',
|
||
height: width + 'rpx',
|
||
color: inactiveColor,
|
||
borderColor: charArrLength === index && mode == 'box' ? activeColor : inactiveColor
|
||
}">
|
||
<view class="u-placeholder-line" :style="{
|
||
display: charArrLength === index ? 'block' : 'none',
|
||
height: width * 0.5 +'rpx'
|
||
}"
|
||
v-if="mode !== 'middleLine'"
|
||
></view>
|
||
<view v-if="mode === 'middleLine' && charArrLength <= index" :class="[breathe && charArrLength == index ? 'u-breathe' : '', charArrLength === index ? 'u-middle-line-active' : '']"
|
||
class="u-middle-line" :style="{height: bold ? '4px' : '2px', background: charArrLength === index ? activeColor : inactiveColor}"></view>
|
||
<view v-if="mode === 'bottomLine'" :class="[breathe && charArrLength == index ? 'u-breathe' : '', charArrLength === index ? 'u-buttom-line-active' : '']"
|
||
class="u-bottom-line" :style="{height: bold ? '4px' : '2px', background: charArrLength === index ? activeColor : inactiveColor}"></view>
|
||
<block v-if="!dotFill"> {{ charArr[index] ? charArr[index] : ''}}</block>
|
||
<block v-else>
|
||
<text class="u-dot">{{ charArr[index] ? '●' : ''}}</text>
|
||
</block>
|
||
</view>
|
||
</view>
|
||
</view>
|
||
</view>
|
||
</template>
|
||
|
||
<script>
|
||
/**
|
||
* messageInput 验证码输入框
|
||
* @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/messageInput.html
|
||
* @property {String Number} maxlength 输入字符个数（默认4）
|
||
* @property {Boolean} dot-fill 是否用圆点填充（默认false）
|
||
* @property {String} mode 模式选择，见上方"基本使用"说明（默认box）
|
||
* @property {String Number} value 预置值
|
||
* @property {Boolean} breathe 是否开启呼吸效果，见上方说明（默认true）
|
||
* @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true）
|
||
* @property {String Number} font-size 字体大小，单位rpx（默认60）
|
||
* @property {String} active-color 当前激活输入框的样式（默认#2979ff）
|
||
* @property {String} inactive-color 非激活输入框的样式，文字颜色同此值（默认#606266）
|
||
* @property {String | Number} width 输入框宽度，单位rpx，高等于宽（默认80）
|
||
* @property {Boolean} disabled-keyboard 禁止点击输入框唤起系统键盘（默认false）
|
||
* @event {Function} change 输入内容发生改变时触发，具体见官网说明
|
||
* @event {Function} finish 输入字符个数达maxlength值时触发，见官网说明
|
||
* @example <u-message-input mode="bottomLine"></u-message-input>
|
||
*/
|
||
export default {
|
||
name: "u-message-input",
|
||
props: {
|
||
// 最大输入长度
|
||
maxlength: {
|
||
type: [Number, String],
|
||
default: 4
|
||
},
|
||
// 是否用圆点填充
|
||
dotFill: {
|
||
type: Boolean,
|
||
default: false
|
||
},
|
||
// 显示模式，box-盒子模式，bottomLine-横线在底部模式，middleLine-横线在中部模式
|
||
mode: {
|
||
type: String,
|
||
default: "box"
|
||
},
|
||
// 预置值
|
||
value: {
|
||
type: [String, Number],
|
||
default: ''
|
||
},
|
||
// 当前激活输入item，是否带有呼吸效果
|
||
breathe: {
|
||
type: Boolean,
|
||
default: true
|
||
},
|
||
// 是否自动获取焦点
|
||
focus: {
|
||
type: Boolean,
|
||
default: false
|
||
},
|
||
// 字体是否加粗
|
||
bold: {
|
||
type: Boolean,
|
||
default: false
|
||
},
|
||
// 字体大小
|
||
fontSize: {
|
||
type: [String, Number],
|
||
default: 60
|
||
},
|
||
// 激活样式
|
||
activeColor: {
|
||
type: String,
|
||
default: '#2979ff'
|
||
},
|
||
// 未激活的样式
|
||
inactiveColor: {
|
||
type: String,
|
||
default: '#606266'
|
||
},
|
||
// 输入框的大小，单位rpx，宽等于高
|
||
width: {
|
||
type: [Number, String],
|
||
default: '80'
|
||
},
|
||
// 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
|
||
disabledKeyboard: {
|
||
type: Boolean,
|
||
default: false
|
||
}
|
||
},
|
||
watch: {
|
||
// maxlength: {
|
||
// // 此值设置为true，会在组件加载后无需maxlength变化就会执行一次本监听函数，无需再created生命周期中处理
|
||
// immediate: true,
|
||
// handler(val) {
|
||
// this.maxlength = Number(val);
|
||
// }
|
||
// },
|
||
value: {
|
||
immediate: true,
|
||
handler(val) {
|
||
// 转为字符串
|
||
val = String(val);
|
||
// 超出部分截掉
|
||
this.valueModel = val.substring(0, this.maxlength);
|
||
}
|
||
},
|
||
},
|
||
data() {
|
||
return {
|
||
valueModel: ""
|
||
}
|
||
},
|
||
computed: {
|
||
// 是否显示呼吸灯效果
|
||
animationClass() {
|
||
return (index) => {
|
||
if (this.breathe && this.charArr.length == index) return 'u-breathe';
|
||
else return '';
|
||
}
|
||
},
|
||
// 用于显示字符
|
||
charArr() {
|
||
return this.valueModel.split('');
|
||
},
|
||
charArrLength() {
|
||
return this.charArr.length;
|
||
},
|
||
// 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
|
||
loopCharArr() {
|
||
return new Array(this.maxlength);
|
||
}
|
||
},
|
||
methods: {
|
||
getVal(e) {
|
||
let {
|
||
value
|
||
} = e.detail
|
||
this.valueModel = value;
|
||
// 判断长度是否超出了maxlength值，理论上不会发生，因为input组件设置了maxlength属性值
|
||
if (String(value).length > this.maxlength) return;
|
||
// 未达到maxlength之前，发送change事件，达到后发送finish事件
|
||
this.$emit('change', value);
|
||
if (String(value).length == this.maxlength) {
|
||
this.$emit('finish', value);
|
||
}
|
||
}
|
||
}
|
||
}
|
||
</script>
|
||
|
||
<style scoped lang="scss">
|
||
@import "../../libs/css/style.components.scss";
|
||
|
||
@keyframes breathe {
|
||
0% {
|
||
opacity: 0.3;
|
||
}
|
||
|
||
50% {
|
||
opacity: 1;
|
||
}
|
||
|
||
100% {
|
||
opacity: 0.3;
|
||
}
|
||
}
|
||
|
||
.u-char-box {
|
||
text-align: center;
|
||
}
|
||
|
||
.u-char-flex {
|
||
@include vue-flex;
|
||
justify-content: center;
|
||
flex-wrap: wrap;
|
||
position: relative;
|
||
}
|
||
|
||
.u-input {
|
||
position: absolute;
|
||
top: 0;
|
||
left: -100%;
|
||
width: 200%;
|
||
height: 100%;
|
||
text-align: left;
|
||
z-index: 9;
|
||
opacity: 0;
|
||
background: none;
|
||
}
|
||
|
||
.u-char-item {
|
||
position: relative;
|
||
width: 90rpx;
|
||
height: 90rpx;
|
||
margin: 10rpx 10rpx;
|
||
font-size: 60rpx;
|
||
font-weight: bold;
|
||
color: $u-main-color;
|
||
line-height: 90rpx;
|
||
@include vue-flex;
|
||
justify-content: center;
|
||
align-items: center;
|
||
}
|
||
|
||
.u-middle-line {
|
||
border: none;
|
||
}
|
||
|
||
.u-box {
|
||
box-sizing: border-box;
|
||
border: 2rpx solid #cccccc;
|
||
border-radius: 6rpx;
|
||
}
|
||
|
||
.u-box-active {
|
||
overflow: hidden;
|
||
animation-timing-function: ease-in-out;
|
||
animation-duration: 1500ms;
|
||
animation-iteration-count: infinite;
|
||
animation-direction: alternate;
|
||
border: 2rpx solid $u-type-primary;
|
||
}
|
||
|
||
.u-middle-line-active {
|
||
background: $u-type-primary;
|
||
}
|
||
|
||
.u-breathe {
|
||
animation: breathe 2s infinite ease;
|
||
}
|
||
|
||
.u-placeholder-line {
|
||
/* #ifndef APP-NVUE */
|
||
display: none;
|
||
/* #endif */
|
||
position: absolute;
|
||
left: 50%;
|
||
top: 50%;
|
||
transform: translate(-50%, -50%);
|
||
width: 2rpx;
|
||
height: 40rpx;
|
||
background: #333333;
|
||
animation: twinkling 1.5s infinite ease;
|
||
}
|
||
|
||
.u-animation-breathe {
|
||
animation-name: breathe;
|
||
}
|
||
|
||
.u-dot {
|
||
font-size: 34rpx;
|
||
line-height: 34rpx;
|
||
}
|
||
|
||
.u-middle-line {
|
||
height: 4px;
|
||
background: #000000;
|
||
width: 80%;
|
||
position: absolute;
|
||
border-radius: 2px;
|
||
top: 50%;
|
||
left: 50%;
|
||
transform: translate(-50%, -50%);
|
||
}
|
||
|
||
.u-buttom-line-active {
|
||
background: $u-type-primary;
|
||
}
|
||
|
||
.u-bottom-line {
|
||
height: 4px;
|
||
background: #000000;
|
||
width: 80%;
|
||
position: absolute;
|
||
border-radius: 2px;
|
||
bottom: 0;
|
||
left: 50%;
|
||
transform: translate(-50%);
|
||
}
|
||
</style>
|