448 lines
12 KiB
Vue
448 lines
12 KiB
Vue
<template>
|
||
<view
|
||
class="tn-input-class tn-input"
|
||
:class="{
|
||
'tn-input--border': border,
|
||
'tn-input--error': validateState
|
||
}"
|
||
:style="{
|
||
padding: `0 ${border ? 20 : 0}rpx`,
|
||
borderColor: borderColor,
|
||
textAlign: inputAlign
|
||
}"
|
||
@tap.stop="inputClick"
|
||
>
|
||
<textarea
|
||
v-if="type === 'textarea'"
|
||
class="tn-input__input tn-input__textarea"
|
||
:style="[inputStyle]"
|
||
:value="defaultValue"
|
||
:placeholder="placeholder"
|
||
:placeholderStyle="placeholderStyle"
|
||
:disabled="disabled || type === 'select'"
|
||
:maxlength="maxLength"
|
||
:fixed="fixed"
|
||
:focus="focus"
|
||
:autoHeight="autoHeight"
|
||
:selectionStart="elSelectionStart"
|
||
:selectionEnd="elSelectionEnd"
|
||
:cursorSpacing="cursorSpacing"
|
||
:showConfirmBar="showConfirmBar"
|
||
@input="handleInput"
|
||
@blur="handleBlur"
|
||
@focus="onFocus"
|
||
@confirm="onConfirm"
|
||
/>
|
||
<view v-else>
|
||
|
||
<view
|
||
v-if="type === 'select'"
|
||
class="tn-input__text"
|
||
>
|
||
{{defaultValue}}
|
||
</view>
|
||
|
||
<input
|
||
v-else
|
||
class="tn-input__input"
|
||
:type="type === 'password' ? 'text' : type"
|
||
:style="[inputStyle]"
|
||
:value="defaultValue"
|
||
:password="type === 'password' && !showPassword"
|
||
:placeholder="placeholder"
|
||
:placeholderStyle="placeholderStyle"
|
||
:disabled="disabled || type === 'select'"
|
||
:maxlength="maxLength"
|
||
:focus="focus"
|
||
:confirmType="confirmType"
|
||
:selectionStart="elSelectionStart"
|
||
:selectionEnd="elSelectionEnd"
|
||
:cursorSpacing="cursorSpacing"
|
||
:showConfirmBar="showConfirmBar"
|
||
@input="handleInput"
|
||
@blur="handleBlur"
|
||
@focus="onFocus"
|
||
@confirm="onConfirm"
|
||
/>
|
||
</view>
|
||
|
||
|
||
<!-- 右边的icon -->
|
||
<view class="tn-input__right-icon tn-flex tn-flex-col-center">
|
||
<!-- 清除按钮 -->
|
||
<view
|
||
v-if="clearable && value !== '' && focused"
|
||
class="tn-input__right-icon__item tn-input__right-icon__clear"
|
||
@tap="onClear"
|
||
>
|
||
<view class="icon tn-icon-close"></view>
|
||
</view>
|
||
<view
|
||
v-else-if="type === 'text' && !focused && showRightIcon && rightIcon !== ''"
|
||
class="tn-input__right-icon__item tn-input__right-icon__clear"
|
||
>
|
||
<view class="icon" :class="[`tn-icon-${rightIcon}`]"></view>
|
||
</view>
|
||
<!-- 显示密码按钮 -->
|
||
<view
|
||
v-if="passwordIcon && type === 'password'"
|
||
class="tn-input__right-icon__item tn-input__right-icon__clear"
|
||
@tap="showPassword = !showPassword"
|
||
>
|
||
<view v-if="!showPassword" class="tn-icon-eye-hide"></view>
|
||
<view v-else class="icon tn-icon-eye"></view>
|
||
</view>
|
||
<!-- 可选项箭头 -->
|
||
<view
|
||
v-if="type === 'select'"
|
||
class="tn-input__right-icon__item tn-input__right-icon__select"
|
||
:class="{
|
||
'tn-input__right-icon__select--reverse': selectOpen
|
||
}"
|
||
>
|
||
<view class="icon tn-icon-up-triangle"></view>
|
||
</view>
|
||
</view>
|
||
</view>
|
||
</template>
|
||
|
||
<script>
|
||
import Emitter from '../../libs/utils/emitter.js'
|
||
|
||
export default {
|
||
mixins: [Emitter],
|
||
name: 'tn-input',
|
||
props: {
|
||
value: {
|
||
type: [String, Number],
|
||
default: ''
|
||
},
|
||
// 输入框的类型
|
||
type: {
|
||
type: String,
|
||
default: 'text'
|
||
},
|
||
// 输入框文字对齐方式
|
||
inputAlign: {
|
||
type: String,
|
||
default: 'left'
|
||
},
|
||
// 文本框为空时显示的信息
|
||
placeholder: {
|
||
type: String,
|
||
default: ''
|
||
},
|
||
placeholderStyle: {
|
||
type: String,
|
||
default: 'color: #AAAAAA'
|
||
},
|
||
// 是否禁用输入框
|
||
disabled: {
|
||
type: Boolean,
|
||
default: false
|
||
},
|
||
// 可输入文字的最大长度
|
||
maxLength: {
|
||
type: Number,
|
||
default: 255
|
||
},
|
||
// 输入框高度
|
||
height: {
|
||
type: Number,
|
||
default: 0
|
||
},
|
||
// 根据内容自动调整高度
|
||
autoHeight: {
|
||
type: Boolean,
|
||
default: true
|
||
},
|
||
// 键盘右下角显示的文字，仅在text时生效
|
||
confirmType: {
|
||
type: String,
|
||
default: 'done'
|
||
},
|
||
// 输入框自定义样式
|
||
customStyle: {
|
||
type: Object,
|
||
default() {
|
||
return {}
|
||
}
|
||
},
|
||
// 是否固定输入框
|
||
fixed: {
|
||
type: Boolean,
|
||
default: false
|
||
},
|
||
// 是否自动获取焦点
|
||
focus: {
|
||
type: Boolean,
|
||
default: false
|
||
},
|
||
// 当type为password时，是否显示右侧密码图标
|
||
passwordIcon: {
|
||
type: Boolean,
|
||
default: true
|
||
},
|
||
// 当type为 input或者textarea时是否显示边框
|
||
border: {
|
||
type: Boolean,
|
||
default: false
|
||
},
|
||
// 边框的颜色
|
||
borderColor: {
|
||
type: String,
|
||
default: '#dcdfe6'
|
||
},
|
||
// 当type为select时，旋转右侧图标，标记当时select是打开还是关闭
|
||
selectOpen: {
|
||
type: Boolean,
|
||
default: false
|
||
},
|
||
// 是否可清空
|
||
clearable: {
|
||
type: Boolean,
|
||
default: true
|
||
},
|
||
// 光标与键盘的距离
|
||
cursorSpacing: {
|
||
type: Number,
|
||
default: 0
|
||
},
|
||
// selectionStart和selectionEnd需要搭配使用，自动聚焦时生效
|
||
// 光标起始位置
|
||
selectionStart: {
|
||
type: Number,
|
||
default: -1
|
||
},
|
||
// 光标结束位置
|
||
selectionEnd: {
|
||
type: Number,
|
||
default: -1
|
||
},
|
||
// 自动去除两端空格
|
||
trim: {
|
||
type: Boolean,
|
||
default: true
|
||
},
|
||
// 是否显示键盘上方的完成按钮
|
||
showConfirmBar: {
|
||
type: Boolean,
|
||
default: true
|
||
},
|
||
// 是否在输入框内最右边显示图标
|
||
showRightIcon: {
|
||
type: Boolean,
|
||
default: false
|
||
},
|
||
// 最右边图标的名称
|
||
rightIcon: {
|
||
type: String,
|
||
default: ''
|
||
}
|
||
},
|
||
computed: {
|
||
// 输入框样式
|
||
inputStyle() {
|
||
let style = {}
|
||
// 如果没有设置高度，根据不同的类型设置一个默认值
|
||
style.minHeight = this.height ? this.height + 'rpx' :
|
||
this.type === 'textarea' ? this.textareaHeight + 'rpx' : this.inputHeight + 'rpx'
|
||
|
||
style = Object.assign(style, this.customStyle)
|
||
|
||
return style
|
||
},
|
||
// 光标起始位置
|
||
elSelectionStart() {
|
||
return String(this.selectionStart)
|
||
},
|
||
// 光标结束位置
|
||
elSelectionEnd() {
|
||
return String(this.selectionEnd)
|
||
}
|
||
},
|
||
data() {
|
||
return {
|
||
// 默认值
|
||
defaultValue: this.value,
|
||
// 输入框高度
|
||
inputHeight: 70,
|
||
// textarea的高度
|
||
textareaHeight: 100,
|
||
// 标记验证的状态
|
||
validateState: false,
|
||
// 标记是否获取到焦点
|
||
focused: false,
|
||
// 是否预览密码
|
||
showPassword: false,
|
||
// 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事件
|
||
lastValue: '',
|
||
}
|
||
},
|
||
watch: {
|
||
value(newVal, oldVal) {
|
||
this.defaultValue = newVal
|
||
// 当值发生变化时，并且type为select时，不会触发input事件
|
||
// 模拟input事件
|
||
if (newVal !== oldVal && this.type === 'select') {
|
||
this.handleInput({
|
||
detail: {
|
||
value: newVal
|
||
}
|
||
})
|
||
}
|
||
}
|
||
},
|
||
created() {
|
||
// 监听form-item发出的错误事件，将输入框变成红色
|
||
this.$on("on-form-item-error", this.onFormItemError)
|
||
},
|
||
methods: {
|
||
/**
|
||
* input事件
|
||
*/
|
||
handleInput(event) {
|
||
let value = event.detail.value
|
||
// 是否需要去掉空格
|
||
if (this.trim) value = this.$tn.string.trim(value)
|
||
// 原生事件
|
||
this.$emit('input', value)
|
||
// model赋值
|
||
this.defaultValue = value
|
||
// 过一个生命周期再发送事件给tn-form-item，否则this.$emit('input')更新了父组件的值，但是微信小程序上
|
||
// 尚未更新到tn-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.$nextTick，否则在头条上，会造成混乱
|
||
setTimeout(() => {
|
||
// 头条小程序由于自身bug，导致中文下，每按下一个键(尚未完成输入)，都会触发一次@input，导致错误，这里进行判断处理
|
||
// #ifdef MP-TOUTIAO
|
||
if (this.$tn.string.trim(value) === this.lastValue) return
|
||
this.lastValue = value
|
||
// #endif
|
||
|
||
// 发送当前的值到form-item进行校验
|
||
this.dispatch('tn-form-item','on-form-change', value)
|
||
}, 40)
|
||
},
|
||
/**
|
||
* blur事件
|
||
*/
|
||
handleBlur(event) {
|
||
let value = event.detail.value
|
||
|
||
// 由于点击清除图标也会触发blur事件，导致图标消失从而无法点击
|
||
setTimeout(() => {
|
||
this.focused = false
|
||
}, 100)
|
||
|
||
// 原生事件
|
||
this.$emit('blur', value)
|
||
// 过一个生命周期再发送事件给tn-form-item，否则this.$emit('blur')更新了父组件的值，但是微信小程序上
|
||
// 尚未更新到tn-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.$nextTick，否则在头条上，会造成混乱
|
||
setTimeout(() => {
|
||
// 头条小程序由于自身bug，导致中文下，每按下一个键(尚未完成输入)，都会触发一次@input，导致错误，这里进行判断处理
|
||
// #ifdef MP-TOUTIAO
|
||
if (this.$tn.string.trim(value) === this.lastValue) return
|
||
this.lastValue = value
|
||
// #endif
|
||
|
||
// 发送当前的值到form-item进行校验
|
||
this.dispatch('tn-form-item','on-form-blur', value)
|
||
}, 40)
|
||
},
|
||
// 处理校验错误
|
||
onFormItemError(status) {
|
||
this.validateState = status
|
||
},
|
||
// 聚焦事件
|
||
onFocus(event) {
|
||
this.focused = true
|
||
this.$emit('focus')
|
||
},
|
||
// 点击确认按钮事件
|
||
onConfirm(event) {
|
||
this.$emit('confirm', event.detail.value)
|
||
},
|
||
// 清除事件
|
||
onClear(event) {
|
||
this.$emit('input', '')
|
||
},
|
||
// 点击事件
|
||
inputClick() {
|
||
this.$emit('click')
|
||
}
|
||
}
|
||
}
|
||
</script>
|
||
|
||
<style lang="scss" scoped>
|
||
.tn-input {
|
||
display: flex;
|
||
flex-direction: row;
|
||
position: relative;
|
||
flex: 1;
|
||
|
||
&__input {
|
||
font-size: 28rpx;
|
||
color: $tn-font-color;
|
||
flex: 1;
|
||
}
|
||
|
||
&__text {
|
||
font-size: 28rpx;
|
||
color: $tn-font-color;
|
||
flex: 1;
|
||
min-width: 296rpx;
|
||
max-width: 100%;
|
||
text-overflow:clip;
|
||
}
|
||
|
||
&__textarea {
|
||
width: auto;
|
||
font-size: 28rpx;
|
||
color: $tn-font-color;
|
||
padding: 10rpx 0;
|
||
line-height: normal;
|
||
flex: 1;
|
||
}
|
||
|
||
&--border {
|
||
border-radius: 6rpx;
|
||
border: 2rpx solid $tn-border-solid-color;
|
||
}
|
||
|
||
&--error {
|
||
border-color: $tn-color-red !important;
|
||
}
|
||
|
||
&__right-icon {
|
||
line-height: 1;
|
||
.icon {
|
||
color: $tn-font-sub-color;
|
||
}
|
||
|
||
&__item {
|
||
margin-left: 10rpx;
|
||
}
|
||
|
||
&__clear {
|
||
.icon {
|
||
font-size: 32rpx;
|
||
}
|
||
}
|
||
|
||
&__select {
|
||
transition: transform .4s;
|
||
|
||
.icon {
|
||
font-size: 26rpx;
|
||
}
|
||
|
||
&--reverse {
|
||
transform: rotate(-180deg);
|
||
}
|
||
}
|
||
}
|
||
}
|
||
</style>
|