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<template>
<view class="uni-easyinput" :class="{'uni-easyinput-error':msg}" :style="{color:inputBorder && msg?'#dd524d':styles.color}">
<view class="uni-easyinput__content" :class="{'is-input-border':inputBorder ,'is-input-error-border':inputBorder && msg,'is-textarea':type==='textarea','is-disabled':disabled}"
:style="{'border-color':inputBorder && msg?'#dd524d':styles.borderColor,'background-color':disabled?styles.disableColor:'#fff'}">
<uni-icons v-if="prefixIcon" class="content-clear-icon" :type="prefixIcon" color="#c0c4cc" @click="onClickIcon('prefix')"></uni-icons>
<textarea v-if="type === 'textarea'" class="uni-easyinput__content-textarea" :class="{'input-padding':inputBorder}"
:name="name" :value="val" :placeholder="placeholder" :placeholderStyle="placeholderStyle" :disabled="disabled"
:maxlength="inputMaxlength" :focus="focused" :autoHeight="autoHeight" @input="onInput" @blur="onBlur" @focus="onFocus"
@confirm="onConfirm"></textarea>
<input v-else :type="type === 'password'?'text':type" class="uni-easyinput__content-input" :style="{
'padding-right':type === 'password' ||clearable || prefixIcon?'':'40rpx',
'padding-left':prefixIcon?'':'40rpx'
}"
:name="name" :value="val" :password="!showPassword && type === 'password'" :placeholder="placeholder"
:placeholderStyle="placeholderStyle" :disabled="disabled" :maxlength="inputMaxlength" :focus="focused" @focus="onFocus"
@blur="onBlur" @input="onInput" @confirm="onConfirm" />
<template v-if="type === 'password'">
<uni-icons v-if="val != '' " class="content-clear-icon" :class="{'is-textarea-icon':type==='textarea'}" :type="showPassword?'eye-slash-filled':'eye-filled'"
:size="18" color="#c0c4cc" @click="onEyes"></uni-icons>
</template>
<template v-else-if="suffixIcon">
<uni-icons v-if="suffixIcon" class="content-clear-icon" :type="suffixIcon" color="#c0c4cc" @click="onClickIcon('suffix')"></uni-icons>
</template>
<template v-else>
<uni-icons class="content-clear-icon" :class="{'is-textarea-icon':type==='textarea'}" type="clear" :size="clearSize"
v-if="clearable && focused && val " color="#c0c4cc" @click="onClear"></uni-icons>
</template>
</view>
</view>
</template>
<script>
/**
* Field 输入框
* @description 此组件可以实现表单的输入与校验包括 "text" "textarea" 类型
* @tutorial https://ext.dcloud.net.cn/plugin?id=21001
* @property {String| Number} value 输入内容
* @property {String } type 输入框的类型默认text password/text/textarea/..
* @value text 文本输入键盘
* @value textarea 多行文本输入键盘
* @value password 密码输入键盘
* @value number 数字输入键盘注意iOS上app-vue弹出的数字键盘并非9宫格方式
* @value idcard 身份证输入键盘支付宝百度QQ小程序
* @value digit 带小数点的数字键盘 App的nvue页面微信支付宝百度头条QQ小程序支持
* @property {Boolean} clearable 是否显示右侧清空内容的图标控件(输入框有内容且获得焦点时才显示)点击可清空输入框内容默认true
* @property {Boolean} autoHeight 是否自动增高输入区域type为textarea时有效默认true
* @property {String } placeholder 输入框的提示文字
* @property {String } placeholderStyle placeholder的样式(内联样式字符串)"color: #ddd"
* @property {Boolean} focus 是否自动获得焦点默认false
* @property {Boolean} disabled 是否不可输入默认false
* @property {Number } maxlength 最大输入长度设置为 -1 的时候不限制最大长度默认140
* @property {String } confirmType 设置键盘右下角按钮的文字仅在type="text"时生效默认done
* @property {Number } clearSize 清除图标的大小单位px默认15
* @property {String} prefixIcon 输入框头部图标
* @property {String} suffixIcon 输入框尾部图标
* @property {Boolean} trim 是否自动去除两端的空格
* @property {Boolean} inputBorder 是否显示input输入框的边框默认false
* @property {Object} styles 自定义颜色
* @event {Function} input 输入框内容发生变化时触发
* @event {Function} focus 输入框获得焦点时触发
* @event {Function} blur 输入框失去焦点时触发
* @event {Function} confirm 点击完成按钮时触发
* @event {Function} iconClick 点击图标时触发
* @example <uni-easyinput v-model="mobile"></uni-easyinput>
*/
import {
debounce,
throttle
} from './common.js'
export default {
name: 'uni-easyinput',
props: {
name: String,
value: [Number, String],
type: {
type: String,
default: 'text'
},
clearable: {
type: Boolean,
default: true
},
autoHeight: {
type: Boolean,
default: false
},
placeholder: String,
placeholderStyle: String,
focus: {
type: Boolean,
default: false
},
disabled: {
type: Boolean,
default: false
},
maxlength: {
type: [Number, String],
default: 140
},
confirmType: {
type: String,
default: 'done'
},
// 清除按钮的大小
clearSize: {
type: [Number, String],
default: 15
},
// 是否显示 input 边框
inputBorder: {
type: Boolean,
default: true
},
prefixIcon: {
type: String,
default: ''
},
suffixIcon: {
type: String,
default: ''
},
// 是否自动去除两端的空格
trim: {
type: Boolean,
default: true
},
// 自定义样式
styles: {
type: Object,
default () {
return {
color: '#333',
disableColor: '#eee',
borderColor: '#e5e5e5'
}
}
}
},
data() {
return {
focused: false,
errMsg: '',
val: '',
showMsg: '',
border: false,
isFirstBorder: false,
showClearIcon: false,
showPassword: false
};
},
computed: {
msg() {
return this.errorMessage || this.errMsg;
},
// 因为uniapp的input组件的maxlength组件必须要数值,这里转为数值,给用户可以传入字符串数值
inputMaxlength() {
return Number(this.maxlength);
},
},
watch: {
value(newVal) {
if (this.errMsg) this.errMsg = ''
this.val = newVal
if (this.formItem) {
this.formItem.setValue(newVal)
}
},
focus(newVal) {
this.$nextTick(() => {
this.focused = this.focus
})
}
},
created() {
this.val = this.value
this.form = this.getForm('uniForms')
this.formItem = this.getForm('uniFormsItem')
if (this.formItem) {
if (this.formItem.name) {
this.rename = this.formItem.name
this.form.inputChildrens.push(this)
}
}
},
mounted() {
// this.onInput = throttle(this.input, 500)
this.$nextTick(() => {
this.focused = this.focus
})
},
methods: {
/**
* 初始化变量值
*/
init() {
},
onClickIcon(type) {
this.$emit('iconClick', type)
},
/**
* 获取父元素实例
*/
getForm(name = 'uniForms') {
let parent = this.$parent;
let parentName = parent.$options.name;
while (parentName !== name) {
parent = parent.$parent;
if (!parent) return false;
parentName = parent.$options.name;
}
return parent;
},
onEyes() {
this.showPassword = !this.showPassword
},
onInput(event) {
let value = event.detail.value;
// 判断是否去除空格
if (this.trim) value = this.trimStr(value);
if (this.errMsg) this.errMsg = ''
this.val = value
this.$emit('input', value);
},
onFocus(event) {
this.focused = true;
this.$emit('focus', event);
},
onBlur(event) {
let value = event.detail.value;
// 最开始使用的是监听图标@touchstart事件,自从hx2.8.4后,此方法在微信小程序出错
// 这里改为监听点击事件,手点击清除图标时,同时也发生了@blur事件,导致图标消失而无法点击,这里做一个延时
setTimeout(() => {
this.focused = false;
}, 100);
this.$emit('blur', event);
},
onConfirm(e) {
this.$emit('confirm', e.detail.value);
},
onClear(event) {
this.val = '';
this.$emit('input', '');
},
fieldClick() {
this.$emit('click');
},
trimStr(str, pos = 'both') {
if (pos == 'both') {
return str.replace(/^\s+|\s+$/g, '');
} else if (pos == 'left') {
return str.replace(/^\s*/, '');
} else if (pos == 'right') {
return str.replace(/(\s*$)/g, '');
} else if (pos == 'all') {
return str.replace(/\s+/g, '');
} else {
return str;
}
}
}
};
</script>
<style lang="scss" scoped>
.uni-easyinput {
/* #ifndef APP-NVUE */
width: 80%;
margin-left: 20%;
/* #endif */
flex: 1;
position: relative;
// padding: 16px 14px;
text-align: left;
color: #333;
font-size: 28rpx;
}
.uni-easyinput__content {
flex: 1;
/* #ifndef APP-NVUE */
width: 100%;
display: flex;
/* #endif */
flex-direction: row;
align-items: center;
box-sizing: border-box;
min-height: 72rpx;
}
.uni-easyinput__content-input {
position: relative;
overflow: hidden;
flex: 1;
width: auto;
line-height: 2;
font-size: 28rpx;
// padding-right: 10px;
}
.is-textarea {
align-items: flex-start;
}
.is-textarea-icon {
margin-top: 10rpx;
}
.uni-easyinput__content-textarea {
position: relative;
overflow: hidden;
flex: 1;
width: auto;
line-height: 1.5;
font-size: 28rpx;
// padding-right: 10px;
padding-top: 20rpx;
padding-bottom: 20rpx;
// box-sizing: border-box;
min-height: 160rpx;
height: 160rpx;
}
.input-padding {
padding-left: 20rpx;
}
.content-clear-icon {
padding: 0 10rpx;
}
.label-icon {
margin-right: 10rpx;
margin-top: -2rpx;
}
// 显示边框
.is-input-border {
/* #ifndef APP-NVUE */
display: flex;
/* #endif */
flex-direction: row;
align-items: center;
border: 2rpx solid $uni-border-color;
border-radius: 40rpx;
box-sizing: border-box;
}
.uni-easyinput__right {
// margin-left: 5px;
}
// 必填
.is-required {
color: $uni-color-error;
}
.uni-error-message {
position: absolute;
bottom: -34rpx;
left: 0;
line-height: 24rpx;
color: $uni-color-error;
font-size: 24rpx;
text-align: left;
}
.uni-error-msg--boeder {
position: relative;
bottom: 0;
line-height: 44rpx;
}
.is-input-error-border {
border-color: $uni-color-error;
}
.uni-easyinput--border {
margin-bottom: 0;
padding: 20rpx 30rpx;
// padding-bottom: 0;
border-top: 2rpx #eee solid;
}
.uni-easyinput-error {
padding-bottom: 0;
}
.is-first-border {
border: none;
}
.is-disabled {
background-color: #eee;
}
</style>