658 lines
15 KiB
Vue
658 lines
15 KiB
Vue
<template>
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<view class="uni-easyinput" :class="{ 'uni-easyinput-error': msg }" :style="boxStyle">
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<view class="uni-easyinput__content" :class="inputContentClass" :style="inputContentStyle">
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<uni-icons v-if="prefixIcon" class="content-clear-icon" :type="prefixIcon" color="#c0c4cc" @click="onClickIcon('prefix')" size="22"></uni-icons>
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<textarea
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v-if="type === 'textarea'"
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class="uni-easyinput__content-textarea"
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:class="{ 'input-padding': inputBorder }"
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:name="name"
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:value="val"
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:placeholder="placeholder"
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:placeholderStyle="placeholderStyle"
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:disabled="disabled"
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placeholder-class="uni-easyinput__placeholder-class"
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:maxlength="inputMaxlength"
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:focus="focused"
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:autoHeight="autoHeight"
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:cursor-spacing="cursorSpacing"
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@input="onInput"
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@blur="_Blur"
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@focus="_Focus"
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@confirm="onConfirm"
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@keyboardheightchange="onkeyboardheightchange"
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></textarea>
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<input
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v-else
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:type="type === 'password' ? 'text' : type"
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class="uni-easyinput__content-input"
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:style="inputStyle"
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:name="name"
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:value="val"
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:password="!showPassword && type === 'password'"
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:placeholder="placeholder"
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:placeholderStyle="placeholderStyle"
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placeholder-class="uni-easyinput__placeholder-class"
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:disabled="disabled"
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:maxlength="inputMaxlength"
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:focus="focused"
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:confirmType="confirmType"
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:cursor-spacing="cursorSpacing"
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@focus="_Focus"
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@blur="_Blur"
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@input="onInput"
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@confirm="onConfirm"
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@keyboardheightchange="onkeyboardheightchange"
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/>
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<template v-if="type === 'password' && passwordIcon">
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<!-- 开启密码时显示小眼睛 -->
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<uni-icons
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v-if="isVal"
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class="content-clear-icon"
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:class="{ 'is-textarea-icon': type === 'textarea' }"
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:type="showPassword ? 'eye-slash-filled' : 'eye-filled'"
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:size="22"
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:color="focusShow ? primaryColor : '#c0c4cc'"
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@click="onEyes"
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></uni-icons>
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</template>
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<template v-else-if="suffixIcon">
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<uni-icons v-if="suffixIcon" class="content-clear-icon" :type="suffixIcon" color="#c0c4cc" @click="onClickIcon('suffix')" size="22"></uni-icons>
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</template>
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<template v-else>
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<uni-icons
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v-if="clearable && isVal && !disabled && type !== 'textarea'"
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class="content-clear-icon"
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:class="{ 'is-textarea-icon': type === 'textarea' }"
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type="clear"
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:size="clearSize"
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:color="msg ? '#dd524d' : focusShow ? primaryColor : '#c0c4cc'"
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@click="onClear"
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></uni-icons>
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</template>
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<slot name="right"></slot>
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</view>
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</view>
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</template>
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<script>
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/**
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* Easyinput 输入框
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* @description 此组件可以实现表单的输入与校验，包括 "text" 和 "textarea" 类型。
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* @tutorial https://ext.dcloud.net.cn/plugin?id=3455
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* @property {String} value 输入内容
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* @property {String } type 输入框的类型（默认text） password/text/textarea/..
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* @value text 文本输入键盘
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* @value textarea 多行文本输入键盘
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* @value password 密码输入键盘
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* @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
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* @value idcard 身份证输入键盘，信、支付宝、百度、QQ小程序
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* @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
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* @property {Boolean} clearable 是否显示右侧清空内容的图标控件，点击可清空输入框内容（默认true）
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* @property {Boolean} autoHeight 是否自动增高输入区域，type为textarea时有效（默认true）
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* @property {String } placeholder 输入框的提示文字
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* @property {String } placeholderStyle placeholder的样式(内联样式，字符串)，如"color: #ddd"
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* @property {Boolean} focus 是否自动获得焦点（默认false）
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* @property {Boolean} disabled 是否禁用（默认false）
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* @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）
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* @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）
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* @property {Number } clearSize 清除图标的大小，单位px（默认15）
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* @property {String} prefixIcon 输入框头部图标
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* @property {String} suffixIcon 输入框尾部图标
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* @property {String} primaryColor 设置主题色（默认#2979ff）
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* @property {Boolean} trim 是否自动去除两端的空格
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* @property {Boolean} cursorSpacing 指定光标与键盘的距离，单位 px
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* @value both 去除两端空格
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* @value left 去除左侧空格
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* @value right 去除右侧空格
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* @value start 去除左侧空格
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* @value end 去除右侧空格
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* @value all 去除全部空格
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* @value none 不去除空格
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* @property {Boolean} inputBorder 是否显示input输入框的边框（默认true）
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* @property {Boolean} passwordIcon type=password时是否显示小眼睛图标
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* @property {Object} styles 自定义颜色
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* @event {Function} input 输入框内容发生变化时触发
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* @event {Function} focus 输入框获得焦点时触发
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* @event {Function} blur 输入框失去焦点时触发
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* @event {Function} confirm 点击完成按钮时触发
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* @event {Function} iconClick 点击图标时触发
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* @example <uni-easyinput v-model="mobile"></uni-easyinput>
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*/
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function obj2strClass(obj) {
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let classess = '';
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for (let key in obj) {
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const val = obj[key];
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if (val) {
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classess += `${key} `;
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}
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}
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return classess;
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}
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function obj2strStyle(obj) {
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let style = '';
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for (let key in obj) {
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const val = obj[key];
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style += `${key}:${val};`;
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}
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return style;
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}
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export default {
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name: 'uni-easyinput',
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emits: ['click', 'iconClick', 'update:modelValue', 'input', 'focus', 'blur', 'confirm', 'clear', 'eyes', 'change', 'keyboardheightchange'],
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model: {
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prop: 'modelValue',
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event: 'update:modelValue'
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},
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options: {
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virtualHost: true
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},
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inject: {
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form: {
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from: 'uniForm',
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default: null
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},
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formItem: {
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from: 'uniFormItem',
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default: null
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}
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},
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props: {
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name: String,
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value: [Number, String],
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modelValue: [Number, String],
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type: {
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type: String,
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default: 'text'
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},
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clearable: {
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type: Boolean,
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default: true
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},
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autoHeight: {
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type: Boolean,
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default: false
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},
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placeholder: {
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type: String,
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default: ' '
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},
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placeholderStyle: String,
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focus: {
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type: Boolean,
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default: false
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},
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disabled: {
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type: Boolean,
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default: false
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},
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maxlength: {
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type: [Number, String],
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default: 140
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},
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confirmType: {
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type: String,
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default: 'done'
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},
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clearSize: {
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type: [Number, String],
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default: 24
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},
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inputBorder: {
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type: Boolean,
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default: true
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},
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prefixIcon: {
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type: String,
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default: ''
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},
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suffixIcon: {
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type: String,
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default: ''
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},
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trim: {
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type: [Boolean, String],
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default: false
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},
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cursorSpacing: {
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type: Number,
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default: 0
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},
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passwordIcon: {
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type: Boolean,
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default: true
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},
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primaryColor: {
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type: String,
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default: '#2979ff'
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},
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styles: {
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type: Object,
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default() {
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return {
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color: '#333',
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backgroundColor: '#fff',
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disableColor: '#F7F6F6',
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borderColor: '#e5e5e5'
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};
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}
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},
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errorMessage: {
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type: [String, Boolean],
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default: ''
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}
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},
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data() {
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return {
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focused: false,
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val: '',
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showMsg: '',
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border: false,
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isFirstBorder: false,
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showClearIcon: false,
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showPassword: false,
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focusShow: false,
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localMsg: '',
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isEnter: false // 用于判断当前是否是使用回车操作
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};
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},
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computed: {
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// 输入框内是否有值
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isVal() {
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const val = this.val;
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// fixed by mehaotian 处理值为0的情况，字符串0不在处理范围
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if (val || val === 0) {
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return true;
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}
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return false;
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},
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msg() {
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// console.log('computed', this.form, this.formItem);
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// if (this.form) {
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// return this.errorMessage || this.formItem.errMsg;
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// }
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// TODO 处理头条 formItem 中 errMsg 不更新的问题
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return this.localMsg || this.errorMessage;
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},
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// 因为uniapp的input组件的maxlength组件必须要数值，这里转为数值，用户可以传入字符串数值
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inputMaxlength() {
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return Number(this.maxlength);
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},
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// 处理外层样式的style
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boxStyle() {
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return `color:${this.inputBorder && this.msg ? '#e43d33' : this.styles.color};`;
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},
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// input 内容的类和样式处理
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inputContentClass() {
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return obj2strClass({
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'is-input-border': this.inputBorder,
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'is-input-error-border': this.inputBorder && this.msg,
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'is-textarea': this.type === 'textarea',
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'is-disabled': this.disabled,
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'is-focused': this.focusShow
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});
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},
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inputContentStyle() {
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const focusColor = this.focusShow ? this.primaryColor : this.styles.borderColor;
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const borderColor = this.inputBorder && this.msg ? '#dd524d' : focusColor;
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return obj2strStyle({
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'border-color': borderColor || '#e5e5e5',
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'background-color': this.disabled ? this.styles.disableColor : this.styles.backgroundColor
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});
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},
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// input右侧样式
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inputStyle() {
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const paddingRight = this.type === 'password' || this.clearable || this.prefixIcon ? '' : '10px';
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return obj2strStyle({
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'padding-right': paddingRight,
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'padding-left': this.prefixIcon ? '' : '10px'
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});
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}
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},
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watch: {
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value(newVal) {
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this.val = newVal;
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},
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modelValue(newVal) {
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this.val = newVal;
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},
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focus(newVal) {
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this.$nextTick(() => {
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this.focused = this.focus;
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this.focusShow = this.focus;
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});
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}
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},
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created() {
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this.init();
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// TODO 处理头条vue3 computed 不监听 inject 更改的问题（formItem.errMsg）
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if (this.form && this.formItem) {
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this.$watch('formItem.errMsg', newVal => {
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this.localMsg = newVal;
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});
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}
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},
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mounted() {
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this.$nextTick(() => {
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this.focused = this.focus;
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this.focusShow = this.focus;
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});
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},
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methods: {
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/**
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* 初始化变量值
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*/
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init() {
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if (this.value || this.value === 0) {
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this.val = this.value;
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} else if (this.modelValue || this.modelValue === 0 || this.modelValue === '') {
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this.val = this.modelValue;
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} else {
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this.val = null;
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}
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},
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/**
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* 点击图标时触发
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* @param {Object} type
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*/
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onClickIcon(type) {
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this.$emit('iconClick', type);
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},
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/**
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* 显示隐藏内容，密码框时生效
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*/
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onEyes() {
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this.showPassword = !this.showPassword;
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this.$emit('eyes', this.showPassword);
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},
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/**
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* 输入时触发
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* @param {Object} event
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*/
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onInput(event) {
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let value = event.detail.value;
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// 判断是否去除空格
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if (this.trim) {
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if (typeof this.trim === 'boolean' && this.trim) {
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value = this.trimStr(value);
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}
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if (typeof this.trim === 'string') {
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value = this.trimStr(value, this.trim);
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}
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}
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if (this.errMsg) this.errMsg = '';
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this.val = value;
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// TODO 兼容 vue2
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this.$emit('input', value);
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// TODO 兼容 vue3
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this.$emit('update:modelValue', value);
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},
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/**
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* 外部调用方法
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* 获取焦点时触发
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* @param {Object} event
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*/
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onFocus() {
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this.$nextTick(() => {
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this.focused = true;
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});
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this.$emit('focus', null);
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},
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_Focus(event) {
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this.focusShow = true;
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this.$emit('focus', event);
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},
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/**
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* 外部调用方法
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* 失去焦点时触发
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* @param {Object} event
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*/
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onBlur() {
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this.focused = false;
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this.$emit('focus', null);
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},
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_Blur(event) {
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let value = event.detail.value;
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this.focusShow = false;
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this.$emit('blur', event);
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// 根据类型返回值，在event中获取的值理论上讲都是string
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if (this.isEnter === false) {
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this.$emit('change', this.val);
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}
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// 失去焦点时参与表单校验
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if (this.form && this.formItem) {
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const { validateTrigger } = this.form;
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if (validateTrigger === 'blur') {
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this.formItem.onFieldChange();
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}
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}
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},
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/**
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* 按下键盘的发送键
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* @param {Object} e
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*/
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onConfirm(e) {
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this.$emit('confirm', this.val);
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this.isEnter = true;
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this.$emit('change', this.val);
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this.$nextTick(() => {
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this.isEnter = false;
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});
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},
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/**
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* 清理内容
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* @param {Object} event
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*/
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onClear(event) {
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this.val = '';
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// TODO 兼容 vue2
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this.$emit('input', '');
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// TODO 兼容 vue2
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// TODO 兼容 vue3
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this.$emit('update:modelValue', '');
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// 点击叉号触发
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this.$emit('clear');
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},
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/**
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* 键盘高度发生变化的时候触发此事件
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* 兼容性：微信小程序2.7.0+、App 3.1.0+
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* @param {Object} event
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*/
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onkeyboardheightchange(event) {
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this.$emit("keyboardheightchange",event);
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},
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/**
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* 去除空格
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*/
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trimStr(str, pos = 'both') {
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if (pos === 'both') {
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return str.trim();
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} else if (pos === 'left') {
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return str.trimLeft();
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} else if (pos === 'right') {
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return str.trimRight();
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} else if (pos === 'start') {
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return str.trimStart();
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} else if (pos === 'end') {
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return str.trimEnd();
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} else if (pos === 'all') {
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return str.replace(/\s+/g, '');
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} else if (pos === 'none') {
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return str;
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}
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return str;
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}
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}
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};
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</script>
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<style lang="scss">
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$uni-error: #e43d33;
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$uni-border-1: #dcdfe6 !default;
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.uni-easyinput {
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/* #ifndef APP-NVUE */
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width: 100%;
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/* #endif */
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flex: 1;
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position: relative;
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text-align: left;
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color: #333;
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font-size: 14px;
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}
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.uni-easyinput__content {
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flex: 1;
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/* #ifndef APP-NVUE */
|
||
width: 100%;
|
||
display: flex;
|
||
box-sizing: border-box;
|
||
// min-height: 36px;
|
||
/* #endif */
|
||
flex-direction: row;
|
||
align-items: center;
|
||
// 处理border动画刚开始显示黑色的问题
|
||
border-color: #fff;
|
||
transition-property: border-color;
|
||
transition-duration: 0.3s;
|
||
}
|
||
|
||
.uni-easyinput__content-input {
|
||
/* #ifndef APP-NVUE */
|
||
width: auto;
|
||
/* #endif */
|
||
position: relative;
|
||
overflow: hidden;
|
||
flex: 1;
|
||
line-height: 1;
|
||
font-size: 14px;
|
||
height: 35px;
|
||
// min-height: 36px;
|
||
}
|
||
|
||
.uni-easyinput__placeholder-class {
|
||
color: #999;
|
||
font-size: 12px;
|
||
// font-weight: 200;
|
||
}
|
||
|
||
.is-textarea {
|
||
align-items: flex-start;
|
||
}
|
||
|
||
.is-textarea-icon {
|
||
margin-top: 5px;
|
||
}
|
||
|
||
.uni-easyinput__content-textarea {
|
||
position: relative;
|
||
overflow: hidden;
|
||
flex: 1;
|
||
line-height: 1.5;
|
||
font-size: 14px;
|
||
margin: 6px;
|
||
margin-left: 0;
|
||
height: 80px;
|
||
min-height: 80px;
|
||
/* #ifndef APP-NVUE */
|
||
min-height: 80px;
|
||
width: auto;
|
||
/* #endif */
|
||
}
|
||
|
||
.input-padding {
|
||
padding-left: 10px;
|
||
}
|
||
|
||
.content-clear-icon {
|
||
padding: 0 5px;
|
||
}
|
||
|
||
.label-icon {
|
||
margin-right: 5px;
|
||
margin-top: -1px;
|
||
}
|
||
|
||
// 显示边框
|
||
.is-input-border {
|
||
/* #ifndef APP-NVUE */
|
||
display: flex;
|
||
box-sizing: border-box;
|
||
/* #endif */
|
||
flex-direction: row;
|
||
align-items: center;
|
||
border: 1px solid $uni-border-1;
|
||
border-radius: 4px;
|
||
/* #ifdef MP-ALIPAY */
|
||
overflow: hidden;
|
||
/* #endif */
|
||
}
|
||
|
||
.uni-error-message {
|
||
position: absolute;
|
||
bottom: -17px;
|
||
left: 0;
|
||
line-height: 12px;
|
||
color: $uni-error;
|
||
font-size: 12px;
|
||
text-align: left;
|
||
}
|
||
|
||
.uni-error-msg--boeder {
|
||
position: relative;
|
||
bottom: 0;
|
||
line-height: 22px;
|
||
}
|
||
|
||
.is-input-error-border {
|
||
border-color: $uni-error;
|
||
|
||
.uni-easyinput__placeholder-class {
|
||
color: mix(#fff, $uni-error, 50%);
|
||
}
|
||
}
|
||
|
||
.uni-easyinput--border {
|
||
margin-bottom: 0;
|
||
padding: 10px 15px;
|
||
// padding-bottom: 0;
|
||
border-top: 1px #eee solid;
|
||
}
|
||
|
||
.uni-easyinput-error {
|
||
padding-bottom: 0;
|
||
}
|
||
|
||
.is-first-border {
|
||
/* #ifndef APP-NVUE */
|
||
border: none;
|
||
/* #endif */
|
||
/* #ifdef APP-NVUE */
|
||
border-width: 0;
|
||
/* #endif */
|
||
}
|
||
|
||
.is-disabled {
|
||
background-color: #f7f6f6;
|
||
color: #d5d5d5;
|
||
|
||
.uni-easyinput__placeholder-class {
|
||
color: #d5d5d5;
|
||
font-size: 12px;
|
||
}
|
||
}
|
||
</style>
|