You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
388 lines
11 KiB
388 lines
11 KiB
7 months ago
|
<template>
|
||
|
|
<view
|
||
|
|
class="u-input"
|
||
|
|
:class="{
|
||
|
|
'u-input--border': border,
|
||
|
|
'u-input--error': validateState
|
||
|
|
}"
|
||
|
|
:style="{
|
||
|
|
padding: `0 ${border ? 20 : 0}rpx`,
|
||
|
|
borderColor: borderColor,
|
||
|
|
textAlign: inputAlign
|
||
|
|
}"
|
||
|
|
@tap.stop="inputClick"
|
||
|
|
>
|
||
|
|
<textarea
|
||
|
|
v-if="type == 'textarea'"
|
||
|
|
class="u-input__input u-input__textarea"
|
||
|
|
:style="[getStyle]"
|
||
|
|
:value="defaultValue"
|
||
|
|
:placeholder="placeholder"
|
||
|
|
:placeholderStyle="placeholderStyle"
|
||
|
|
:disabled="disabled"
|
||
|
|
:maxlength="inputMaxlength"
|
||
|
|
:fixed="fixed"
|
||
|
|
:focus="focus"
|
||
|
|
:autoHeight="autoHeight"
|
||
|
|
:selection-end="uSelectionEnd"
|
||
|
|
:selection-start="uSelectionStart"
|
||
|
|
:cursor-spacing="getCursorSpacing"
|
||
|
|
:show-confirm-bar="showConfirmbar"
|
||
|
|
@input="handleInput"
|
||
|
|
@blur="handleBlur"
|
||
|
|
@focus="onFocus"
|
||
|
|
@confirm="onConfirm"
|
||
|
|
/>
|
||
|
|
<input
|
||
|
|
v-else
|
||
|
|
class="u-input__input"
|
||
|
|
:type="type == 'password' ? 'text' : type"
|
||
|
|
:style="[getStyle]"
|
||
|
|
:value="defaultValue"
|
||
|
|
:password="type == 'password' && !showPassword"
|
||
|
|
:placeholder="placeholder"
|
||
|
|
:placeholderStyle="placeholderStyle"
|
||
|
|
:disabled="disabled || type === 'select'"
|
||
|
|
:maxlength="inputMaxlength"
|
||
|
|
:focus="focus"
|
||
|
|
:confirmType="confirmType"
|
||
|
|
:cursor-spacing="getCursorSpacing"
|
||
|
|
:selection-end="uSelectionEnd"
|
||
|
|
:selection-start="uSelectionStart"
|
||
|
|
:show-confirm-bar="showConfirmbar"
|
||
|
|
@focus="onFocus"
|
||
|
|
@blur="handleBlur"
|
||
|
|
@input="handleInput"
|
||
|
|
@confirm="onConfirm"
|
||
|
|
/>
|
||
|
|
<view class="u-input__right-icon u-flex">
|
||
|
|
<view class="u-input__right-icon__clear u-input__right-icon__item" @tap="onClear" v-if="clearable && value != '' && focused">
|
||
|
|
<u-icon size="32" name="close-circle-fill" color="#c0c4cc"/>
|
||
|
|
</view>
|
||
|
|
<view class="u-input__right-icon__clear u-input__right-icon__item" v-if="passwordIcon && type == 'password'">
|
||
|
|
<u-icon size="32" :name="!showPassword ? 'eye' : 'eye-fill'" color="#c0c4cc" @click="showPassword = !showPassword"/>
|
||
|
|
</view>
|
||
|
|
<view class="u-input__right-icon--select u-input__right-icon__item" v-if="type == 'select'" :class="{
|
||
|
|
'u-input__right-icon--select--reverse': selectOpen
|
||
|
|
}">
|
||
|
|
<u-icon name="arrow-down-fill" size="26" color="#c0c4cc"></u-icon>
|
||
|
|
</view>
|
||
|
|
</view>
|
||
|
|
</view>
|
||
|
|
</template>
|
||
|
|
|
||
|
|
<script>
|
||
|
|
import Emitter from '../../libs/util/emitter.js';
|
||
|
|
|
||
|
|
/**
|
||
|
|
* input 输入框
|
||
|
|
* @description 此组件为一个输入框，默认没有边框和样式，是专门为配合表单组件u-form而设计的，利用它可以快速实现表单验证，输入内容，下拉选择等功能。
|
||
|
|
* @tutorial http://uviewui.com/components/input.html
|
||
|
|
* @property {String} type 模式选择，见官网说明
|
||
|
|
* @property {Boolean} clearable 是否显示右侧的清除图标(默认true)
|
||
|
|
* @property {} v-model 用于双向绑定输入框的值
|
||
|
|
* @property {String} input-align 输入框文字的对齐方式(默认left)
|
||
|
|
* @property {String} placeholder placeholder显示值(默认 '请输入内容')
|
||
|
|
* @property {Boolean} disabled 是否禁用输入框(默认false)
|
||
|
|
* @property {String Number} maxlength 输入框的最大可输入长度(默认140)
|
||
|
|
* @property {String Number} selection-start 光标起始位置，自动聚焦时有效，需与selection-end搭配使用（默认-1）
|
||
|
|
* @property {String Number} maxlength 光标结束位置，自动聚焦时有效，需与selection-start搭配使用（默认-1）
|
||
|
|
* @property {String Number} cursor-spacing 指定光标与键盘的距离，单位px(默认0)
|
||
|
|
* @property {String} placeholderStyle placeholder的样式，字符串形式，如"color: red;"(默认 "color: #c0c4cc;")
|
||
|
|
* @property {String} confirm-type 设置键盘右下角按钮的文字，仅在type为text时生效(默认done)
|
||
|
|
* @property {Object} custom-style 自定义输入框的样式，对象形式
|
||
|
|
* @property {Boolean} focus 是否自动获得焦点(默认false)
|
||
|
|
* @property {Boolean} fixed 如果type为textarea，且在一个"position:fixed"的区域，需要指明为true(默认false)
|
||
|
|
* @property {Boolean} password-icon type为password时，是否显示右侧的密码查看图标(默认true)
|
||
|
|
* @property {Boolean} border 是否显示边框(默认false)
|
||
|
|
* @property {String} border-color 输入框的边框颜色(默认#dcdfe6)
|
||
|
|
* @property {Boolean} auto-height 是否自动增高输入区域，type为textarea时有效(默认true)
|
||
|
|
* @property {String Number} height 高度，单位rpx(text类型时为70，textarea时为100)
|
||
|
|
* @example <u-input v-model="value" :type="type" :border="border" />
|
||
|
|
*/
|
||
|
|
export default {
|
||
|
|
name: 'u-input',
|
||
|
|
mixins: [Emitter],
|
||
|
|
props: {
|
||
|
|
value: {
|
||
|
|
type: [String, Number],
|
||
|
|
default: ''
|
||
|
|
},
|
||
|
|
// 输入框的类型，textarea，text，number
|
||
|
|
type: {
|
||
|
|
type: String,
|
||
|
|
default: 'text'
|
||
|
|
},
|
||
|
|
inputAlign: {
|
||
|
|
type: String,
|
||
|
|
default: 'left'
|
||
|
|
},
|
||
|
|
placeholder: {
|
||
|
|
type: String,
|
||
|
|
default: '请输入内容'
|
||
|
|
},
|
||
|
|
disabled: {
|
||
|
|
type: Boolean,
|
||
|
|
default: false
|
||
|
|
},
|
||
|
|
maxlength: {
|
||
|
|
type: [Number, String],
|
||
|
|
default: 140
|
||
|
|
},
|
||
|
|
placeholderStyle: {
|
||
|
|
type: String,
|
||
|
|
default: 'color: #c0c4cc;'
|
||
|
|
},
|
||
|
|
confirmType: {
|
||
|
|
type: String,
|
||
|
|
default: 'done'
|
||
|
|
},
|
||
|
|
// 输入框的自定义样式
|
||
|
|
customStyle: {
|
||
|
|
type: Object,
|
||
|
|
default() {
|
||
|
|
return {};
|
||
|
|
}
|
||
|
|
},
|
||
|
|
// 如果 textarea 是在一个 position:fixed 的区域，需要显示指定属性 fixed 为 true
|
||
|
|
fixed: {
|
||
|
|
type: Boolean,
|
||
|
|
default: false
|
||
|
|
},
|
||
|
|
// 是否自动获得焦点
|
||
|
|
focus: {
|
||
|
|
type: Boolean,
|
||
|
|
default: false
|
||
|
|
},
|
||
|
|
// 密码类型时，是否显示右侧的密码图标
|
||
|
|
passwordIcon: {
|
||
|
|
type: Boolean,
|
||
|
|
default: true
|
||
|
|
},
|
||
|
|
// input|textarea是否显示边框
|
||
|
|
border: {
|
||
|
|
type: Boolean,
|
||
|
|
default: false
|
||
|
|
},
|
||
|
|
// 输入框的边框颜色
|
||
|
|
borderColor: {
|
||
|
|
type: String,
|
||
|
|
default: '#dcdfe6'
|
||
|
|
},
|
||
|
|
autoHeight: {
|
||
|
|
type: Boolean,
|
||
|
|
default: true
|
||
|
|
},
|
||
|
|
// type=select时，旋转右侧的图标，标识当前处于打开还是关闭select的状态
|
||
|
|
// open-打开，close-关闭
|
||
|
|
selectOpen: {
|
||
|
|
type: Boolean,
|
||
|
|
default: false
|
||
|
|
},
|
||
|
|
// 高度，单位rpx
|
||
|
|
height: {
|
||
|
|
type: [Number, String],
|
||
|
|
default: ''
|
||
|
|
},
|
||
|
|
// 是否可清空
|
||
|
|
clearable: {
|
||
|
|
type: Boolean,
|
||
|
|
default: true
|
||
|
|
},
|
||
|
|
// 指定光标与键盘的距离，单位 px
|
||
|
|
cursorSpacing: {
|
||
|
|
type: [Number, String],
|
||
|
|
default: 0
|
||
|
|
},
|
||
|
|
// 光标起始位置，自动聚焦时有效，需与selection-end搭配使用
|
||
|
|
selectionStart: {
|
||
|
|
type: [Number, String],
|
||
|
|
default: -1
|
||
|
|
},
|
||
|
|
// 光标结束位置，自动聚焦时有效，需与selection-start搭配使用
|
||
|
|
selectionEnd: {
|
||
|
|
type: [Number, String],
|
||
|
|
default: -1
|
||
|
|
},
|
||
|
|
// 是否自动去除两端的空格
|
||
|
|
trim: {
|
||
|
|
type: Boolean,
|
||
|
|
default: true
|
||
|
|
},
|
||
|
|
// 是否显示键盘上方带有”完成“按钮那一栏
|
||
|
|
showConfirmbar:{
|
||
|
|
type:Boolean,
|
||
|
|
default:true
|
||
|
|
}
|
||
|
|
},
|
||
|
|
data() {
|
||
|
|
return {
|
||
|
|
defaultValue: this.value,
|
||
|
|
inputHeight: 70, // input的高度
|
||
|
|
textareaHeight: 100, // textarea的高度
|
||
|
|
validateState: false, // 当前input的验证状态，用于错误时，边框是否改为红色
|
||
|
|
focused: false, // 当前是否处于获得焦点的状态
|
||
|
|
showPassword: false, // 是否预览密码
|
||
|
|
lastValue: '', // 用于头条小程序，判断@input中，前后的值是否发生了变化，因为头条中文下，按下键没有输入内容，也会触发@input时间
|
||
|
|
};
|
||
|
|
},
|
||
|
|
watch: {
|
||
|
|
value(nVal, oVal) {
|
||
|
|
this.defaultValue = nVal;
|
||
|
|
// 当值发生变化，且为select类型时(此时input被设置为disabled，不会触发@input事件)，模拟触发@input事件
|
||
|
|
if(nVal != oVal && this.type == 'select') this.handleInput({
|
||
|
|
detail: {
|
||
|
|
value: nVal
|
||
|
|
}
|
||
|
|
})
|
||
|
|
},
|
||
|
|
},
|
||
|
|
computed: {
|
||
|
|
// 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);
|
||
|
|
},
|
||
|
|
getStyle() {
|
||
|
|
let style = {};
|
||
|
|
// 如果没有自定义高度，就根据type为input还是textare来分配一个默认的高度
|
||
|
|
style.minHeight = this.height ? this.height + 'rpx' : this.type == 'textarea' ?
|
||
|
|
this.textareaHeight + 'rpx' : this.inputHeight + 'rpx';
|
||
|
|
style = Object.assign(style, this.customStyle);
|
||
|
|
return style;
|
||
|
|
},
|
||
|
|
//
|
||
|
|
getCursorSpacing() {
|
||
|
|
return Number(this.cursorSpacing);
|
||
|
|
},
|
||
|
|
// 光标起始位置
|
||
|
|
uSelectionStart() {
|
||
|
|
return String(this.selectionStart);
|
||
|
|
},
|
||
|
|
// 光标结束位置
|
||
|
|
uSelectionEnd() {
|
||
|
|
return String(this.selectionEnd);
|
||
|
|
}
|
||
|
|
},
|
||
|
|
created() {
|
||
|
|
// 监听u-form-item发出的错误事件，将输入框边框变红色
|
||
|
|
this.$on('on-form-item-error', this.onFormItemError);
|
||
|
|
},
|
||
|
|
methods: {
|
||
|
|
/**
|
||
|
|
* change 事件
|
||
|
|
* @param event
|
||
|
|
*/
|
||
|
|
handleInput(event) {
|
||
|
|
let value = event.detail.value;
|
||
|
|
// 判断是否去除空格
|
||
|
|
if(this.trim) value = this.$u.trim(value);
|
||
|
|
// vue 原生的方法 return 出去
|
||
|
|
this.$emit('input', value);
|
||
|
|
// 当前model 赋值
|
||
|
|
this.defaultValue = value;
|
||
|
|
// 过一个生命周期再发送事件给u-form-item，否则this.$emit('input')更新了父组件的值，但是微信小程序上
|
||
|
|
// 尚未更新到u-form-item，导致获取的值为空，从而校验混论
|
||
|
|
// 这里不能延时时间太短，或者使用this.$nextTick，否则在头条上，会造成混乱
|
||
|
|
setTimeout(() => {
|
||
|
|
// 头条小程序由于自身bug，导致中文下，每按下一个键(尚未完成输入)，都会触发一次@input，导致错误，这里进行判断处理
|
||
|
|
// #ifdef MP-TOUTIAO
|
||
|
|
if(this.$u.trim(value) == this.lastValue) return ;
|
||
|
|
this.lastValue = value;
|
||
|
|
// #endif
|
||
|
|
// 将当前的值发送到 u-form-item 进行校验
|
||
|
|
this.dispatch('u-form-item', 'on-form-change', value);
|
||
|
|
}, 40)
|
||
|
|
},
|
||
|
|
/**
|
||
|
|
* blur 事件
|
||
|
|
* @param event
|
||
|
|
*/
|
||
|
|
handleBlur(event) {
|
||
|
|
// 最开始使用的是监听图标@touchstart事件，自从hx2.8.4后，此方法在微信小程序出错
|
||
|
|
// 这里改为监听点击事件，手点击清除图标时，同时也发生了@blur事件，导致图标消失而无法点击，这里做一个延时
|
||
|
|
setTimeout(() => {
|
||
|
|
this.focused = false;
|
||
|
|
}, 100)
|
||
|
|
// vue 原生的方法 return 出去
|
||
|
|
this.$emit('blur', event.detail.value);
|
||
|
|
setTimeout(() => {
|
||
|
|
// 头条小程序由于自身bug，导致中文下，每按下一个键(尚未完成输入)，都会触发一次@input，导致错误，这里进行判断处理
|
||
|
|
// #ifdef MP-TOUTIAO
|
||
|
|
if(this.$u.trim(value) == this.lastValue) return ;
|
||
|
|
this.lastValue = value;
|
||
|
|
// #endif
|
||
|
|
// 将当前的值发送到 u-form-item 进行校验
|
||
|
|
this.dispatch('u-form-item', 'on-form-blur', event.detail.value);
|
||
|
|
}, 40)
|
||
|
|
},
|
||
|
|
onFormItemError(status) {
|
||
|
|
this.validateState = status;
|
||
|
|
},
|
||
|
|
onFocus(event) {
|
||
|
|
this.focused = true;
|
||
|
|
this.$emit('focus');
|
||
|
|
},
|
||
|
|
onConfirm(e) {
|
||
|
|
this.$emit('confirm', e.detail.value);
|
||
|
|
},
|
||
|
|
onClear(event) {
|
||
|
|
this.$emit('input', '');
|
||
|
|
},
|
||
|
|
inputClick() {
|
||
|
|
this.$emit('click');
|
||
|
|
}
|
||
|
|
}
|
||
|
|
};
|
||
|
|
</script>
|
||
|
|
|
||
|
|
<style lang="scss" scoped>
|
||
|
|
@import "../../libs/css/style.components.scss";
|
||
|
|
|
||
|
|
.u-input {
|
||
|
|
position: relative;
|
||
|
|
flex: 1;
|
||
|
|
@include vue-flex;
|
||
|
|
|
||
|
|
&__input {
|
||
|
|
//height: $u-form-item-height;
|
||
|
|
font-size: 28rpx;
|
||
|
|
color: $u-main-color;
|
||
|
|
flex: 1;
|
||
|
|
}
|
||
|
|
|
||
|
|
&__textarea {
|
||
|
|
width: auto;
|
||
|
|
font-size: 28rpx;
|
||
|
|
color: $u-main-color;
|
||
|
|
padding: 10rpx 0;
|
||
|
|
line-height: normal;
|
||
|
|
flex: 1;
|
||
|
|
}
|
||
|
|
|
||
|
|
&--border {
|
||
|
|
border-radius: 6rpx;
|
||
|
|
border-radius: 4px;
|
||
|
|
border: 1px solid $u-form-item-border-color;
|
||
|
|
}
|
||
|
|
|
||
|
|
&--error {
|
||
|
|
border-color: $u-type-error!important;
|
||
|
|
}
|
||
|
|
|
||
|
|
&__right-icon {
|
||
|
|
|
||
|
|
&__item {
|
||
|
|
margin-left: 10rpx;
|
||
|
|
}
|
||
|
|
|
||
|
|
&--select {
|
||
|
|
transition: transform .4s;
|
||
|
|
|
||
|
|
&--reverse {
|
||
|
|
transform: rotate(-180deg);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
</style>
|