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<template>
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<!-- #ifndef APP-NVUE -->
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<button
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:hover-start-time="Number(hoverStartTime)"
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:hover-stay-time="Number(hoverStayTime)"
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:form-type="formType"
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:open-type="openType"
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:app-parameter="appParameter"
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:hover-stop-propagation="hoverStopPropagation"
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:send-message-title="sendMessageTitle"
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:send-message-path="sendMessagePath"
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:lang="lang"
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:data-name="dataName"
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:session-from="sessionFrom"
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:send-message-img="sendMessageImg"
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:show-message-card="showMessageCard"
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@getphonenumber="getphonenumber"
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@getuserinfo="getuserinfo"
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@error="error"
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@opensetting="opensetting"
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@launchapp="launchapp"
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@agreeprivacyauthorization="agreeprivacyauthorization"
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:hover-class="!disabled && !loading ? 'u-button--active' : ''"
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class="u-button u-reset-button"
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:style="[baseColor, $u.addStyle(customStyle)]"
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@tap="clickHandler"
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:class="bemClass"
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>
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<template v-if="loading">
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<u-loading-icon
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:mode="loadingMode"
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:size="loadingSize * 1.15"
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:color="loadingColor"
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></u-loading-icon>
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<text
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class="u-button__loading-text"
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:style="[{ fontSize: textSize + 'px' }]"
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>{{ loadingText || text }}</text
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>
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</template>
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<template v-else>
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<u-icon
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v-if="icon"
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:name="icon"
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:color="iconColorCom"
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:size="textSize * 1.35"
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:customStyle="{ marginRight: '2px' }"
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></u-icon>
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<slot>
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<text
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class="u-button__text"
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:style="[{ fontSize: textSize + 'px' }]"
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>{{ text }}</text
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>
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</slot>
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</template>
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</button>
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<!-- #endif -->
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<!-- #ifdef APP-NVUE -->
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<view
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:hover-start-time="Number(hoverStartTime)"
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:hover-stay-time="Number(hoverStayTime)"
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class="u-button"
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:hover-class="
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!disabled && !loading && !color && (plain || type === 'info')
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? 'u-button--active--plain'
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: !disabled && !loading && !plain
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? 'u-button--active'
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: ''
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"
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@tap="clickHandler"
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:class="bemClass"
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:style="[baseColor, $u.addStyle(customStyle)]"
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>
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<template v-if="loading">
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<u-loading-icon
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:mode="loadingMode"
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:size="loadingSize * 1.15"
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:color="loadingColor"
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></u-loading-icon>
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<text
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class="u-button__loading-text"
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:style="[nvueTextStyle]"
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:class="[plain && `u-button__text--plain--${type}`]"
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>{{ loadingText || text }}</text
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>
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</template>
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<template v-else>
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<u-icon
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v-if="icon"
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:name="icon"
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:color="iconColorCom"
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:size="textSize * 1.35"
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></u-icon>
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<text
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class="u-button__text"
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:style="[
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{
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marginLeft: icon ? '2px' : 0,
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},
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nvueTextStyle,
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]"
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:class="[plain && `u-button__text--plain--${type}`]"
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>{{ text }}</text
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>
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</template>
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</view>
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<!-- #endif -->
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</template>
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<script>
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import button from "../../libs/mixin/button.js";
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import openType from "../../libs/mixin/openType.js";
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import props from "./props.js";
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/**
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* button 按钮
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* @description Button 按钮
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* @tutorial https://www.uviewui.com/components/button.html
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*
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* @property {Boolean} hairline 是否显示按钮的细边框 (默认 true )
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* @property {String} type 按钮的预置样式，info，primary，error，warning，success (默认 'info' )
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* @property {String} size 按钮尺寸，large，normal，mini （默认 normal）
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* @property {String} shape 按钮形状，circle（两边为半圆），square（带圆角） （默认 'square' ）
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* @property {Boolean} plain 按钮是否镂空，背景色透明 （默认 false）
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* @property {Boolean} disabled 是否禁用 （默认 false）
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* @property {Boolean} loading 按钮名称前是否带 loading 图标(App-nvue 平台，在 ios 上为雪花，Android上为圆圈) （默认 false）
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* @property {String | Number} loadingText 加载中提示文字
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* @property {String} loadingMode 加载状态图标类型 （默认 'spinner' ）
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* @property {String | Number} loadingSize 加载图标大小 （默认 15 ）
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* @property {String} openType 开放能力，具体请看uniapp稳定关于button组件部分说明
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* @property {String} formType 用于 <form> 组件，点击分别会触发 <form> 组件的 submit/reset 事件
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* @property {String} appParameter 打开 APP 时，向 APP 传递的参数，open-type=launchApp时有效 （注：只微信小程序、QQ小程序有效）
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* @property {Boolean} hoverStopPropagation 指定是否阻止本节点的祖先节点出现点击态，微信小程序有效（默认 true ）
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* @property {String} lang 指定返回用户信息的语言，zh_CN 简体中文，zh_TW 繁体中文，en 英文（默认 en ）
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* @property {String} sessionFrom 会话来源，openType="contact"时有效
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* @property {String} sendMessageTitle 会话内消息卡片标题，openType="contact"时有效
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* @property {String} sendMessagePath 会话内消息卡片点击跳转小程序路径，openType="contact"时有效
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* @property {String} sendMessageImg 会话内消息卡片图片，openType="contact"时有效
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* @property {Boolean} showMessageCard 是否显示会话内消息卡片，设置此参数为 true，用户进入客服会话会在右下角显示"可能要发送的小程序"提示，用户点击后可以快速发送小程序消息，openType="contact"时有效（默认false）
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* @property {String} dataName 额外传参参数，用于小程序的data-xxx属性，通过target.dataset.name获取
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* @property {String | Number} throttleTime 节流，一定时间内只能触发一次 （默认 0 )
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* @property {String | Number} hoverStartTime 按住后多久出现点击态，单位毫秒 （默认 0 )
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* @property {String | Number} hoverStayTime 手指松开后点击态保留时间，单位毫秒 （默认 200 )
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* @property {String | Number} text 按钮文字，之所以通过props传入，是因为slot传入的话（注：nvue中无法控制文字的样式）
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* @property {String} icon 按钮图标
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* @property {String} iconColor 按钮图标颜色
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* @property {String} color 按钮颜色，支持传入linear-gradient渐变色
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* @property {Object} customStyle 定义需要用到的外部样式
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*
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* @event {Function} click 非禁止并且非加载中，才能点击
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* @event {Function} getphonenumber open-type="getPhoneNumber"时有效
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* @event {Function} getuserinfo 用户点击该按钮时，会返回获取到的用户信息，从返回参数的detail中获取到的值同uni.getUserInfo
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* @event {Function} error 当使用开放能力时，发生错误的回调
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* @event {Function} opensetting 在打开授权设置页并关闭后回调
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* @event {Function} launchapp 打开 APP 成功的回调
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* @event {Function} agreeprivacyauthorization 用户同意隐私协议事件回调
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* @example <u-button>月落</u-button>
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*/
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export default {
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name: "u-button",
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// #ifdef MP
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mixins: [uni.$u.mpMixin, uni.$u.mixin, button, openType, props],
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// #endif
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// #ifndef MP
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mixins: [uni.$u.mpMixin, uni.$u.mixin, props],
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// #endif
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data() {
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return {};
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},
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computed: {
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// 生成bem风格的类名
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bemClass() {
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// this.bem为一个computed变量，在mixin中
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if (!this.color) {
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return this.bem(
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"button",
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["type", "shape", "size"],
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["disabled", "plain", "hairline"]
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);
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} else {
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// 由于nvue的原因，在有color参数时，不需要传入type，否则会生成type相关的类型，影响最终的样式
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return this.bem(
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"button",
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["shape", "size"],
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["disabled", "plain", "hairline"]
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);
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}
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},
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loadingColor() {
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if (this.plain) {
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// 如果有设置color值，则用color值，否则使用type主题颜色
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return this.color
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? this.color
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: uni.$u.config.color[`u-${this.type}`];
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}
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if (this.type === "info") {
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return "#c9c9c9";
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}
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return "rgb(200, 200, 200)";
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},
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iconColorCom() {
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// 如果是镂空状态，设置了color就用color值，否则使用主题颜色，
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// u-icon的color能接受一个主题颜色的值
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if (this.iconColor) return this.iconColor;
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if (this.plain) {
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return this.color ? this.color : this.type;
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} else {
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return this.type === "info" ? "#000000" : "#ffffff";
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}
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},
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baseColor() {
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let style = {};
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if (this.color) {
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// 针对自定义了color颜色的情况，镂空状态下，就是用自定义的颜色
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style.color = this.plain ? this.color : "white";
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if (!this.plain) {
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// 非镂空，背景色使用自定义的颜色
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style["background-color"] = this.color;
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}
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if (this.color.indexOf("gradient") !== -1) {
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// 如果自定义的颜色为渐变色，不显示边框，以及通过backgroundImage设置渐变色
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// weex文档说明可以写borderWidth的形式，为什么这里需要分开写？
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// 因为weex是阿里巴巴为了部门业绩考核而做的你懂的东西，所以需要这么写才有效
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style.borderTopWidth = 0;
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style.borderRightWidth = 0;
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style.borderBottomWidth = 0;
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style.borderLeftWidth = 0;
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if (!this.plain) {
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style.backgroundImage = this.color;
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}
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} else {
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// 非渐变色，则设置边框相关的属性
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style.borderColor = this.color;
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style.borderWidth = "1px";
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style.borderStyle = "solid";
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}
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}
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return style;
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},
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// nvue版本按钮的字体不会继承父组件的颜色，需要对每一个text组件进行单独的设置
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nvueTextStyle() {
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let style = {};
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// 针对自定义了color颜色的情况，镂空状态下，就是用自定义的颜色
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if (this.type === "info") {
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style.color = "#323233";
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}
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if (this.color) {
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style.color = this.plain ? this.color : "white";
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}
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style.fontSize = this.textSize + "px";
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return style;
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},
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// 字体大小
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textSize() {
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let fontSize = 14,
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{ size } = this;
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if (size === "large") fontSize = 16;
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if (size === "normal") fontSize = 14;
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if (size === "small") fontSize = 12;
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if (size === "mini") fontSize = 10;
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return fontSize;
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},
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},
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methods: {
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clickHandler() {
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// 非禁止并且非加载中，才能点击
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if (!this.disabled && !this.loading) {
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// 进行节流控制，每this.throttle毫秒内，只在开始处执行
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uni.$u.throttle(() => {
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this.$emit("click");
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}, this.throttleTime);
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}
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},
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// 下面为对接uniapp官方按钮开放能力事件回调的对接
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getphonenumber(res) {
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this.$emit("getphonenumber", res);
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},
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getuserinfo(res) {
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this.$emit("getuserinfo", res);
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},
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error(res) {
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this.$emit("error", res);
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},
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opensetting(res) {
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this.$emit("opensetting", res);
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},
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launchapp(res) {
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this.$emit("launchapp", res);
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},
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agreeprivacyauthorization(res) {
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this.$emit("agreeprivacyauthorization", res);
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},
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},
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};
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</script>
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<style lang="scss" scoped>
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@import "../../libs/css/components.scss";
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/* #ifndef APP-NVUE */
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@import "./vue.scss";
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/* #endif */
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/* #ifdef APP-NVUE */
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@import "./nvue.scss";
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/* #endif */
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$u-button-u-button-height: 40px !default;
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$u-button-text-font-size: 15px !default;
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$u-button-loading-text-font-size: 15px !default;
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$u-button-loading-text-margin-left: 4px !default;
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$u-button-large-width: 100% !default;
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$u-button-large-height: 50px !default;
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$u-button-normal-padding: 0 12px !default;
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$u-button-large-padding: 0 15px !default;
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$u-button-normal-font-size: 14px !default;
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$u-button-small-min-width: 60px !default;
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$u-button-small-height: 30px !default;
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$u-button-small-padding: 0px 8px !default;
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$u-button-mini-padding: 0px 8px !default;
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$u-button-small-font-size: 12px !default;
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$u-button-mini-height: 22px !default;
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$u-button-mini-font-size: 10px !default;
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$u-button-mini-min-width: 50px !default;
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$u-button-disabled-opacity: 0.5 !default;
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$u-button-info-color: #323233 !default;
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$u-button-info-background-color: #fff !default;
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$u-button-info-border-color: #ebedf0 !default;
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$u-button-info-border-width: 1px !default;
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$u-button-info-border-style: solid !default;
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$u-button-success-color: #fff !default;
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$u-button-success-background-color: $u-success !default;
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$u-button-success-border-color: $u-button-success-background-color !default;
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$u-button-success-border-width: 1px !default;
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$u-button-success-border-style: solid !default;
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$u-button-primary-color: #fff !default;
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$u-button-primary-background-color: $u-primary !default;
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$u-button-primary-border-color: $u-button-primary-background-color !default;
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$u-button-primary-border-width: 1px !default;
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$u-button-primary-border-style: solid !default;
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$u-button-error-color: #fff !default;
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$u-button-error-background-color: $u-error !default;
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$u-button-error-border-color: $u-button-error-background-color !default;
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$u-button-error-border-width: 1px !default;
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$u-button-error-border-style: solid !default;
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$u-button-warning-color: #fff !default;
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$u-button-warning-background-color: $u-warning !default;
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$u-button-warning-border-color: $u-button-warning-background-color !default;
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$u-button-warning-border-width: 1px !default;
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$u-button-warning-border-style: solid !default;
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$u-button-block-width: 100% !default;
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$u-button-circle-border-top-right-radius: 100px !default;
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$u-button-circle-border-top-left-radius: 100px !default;
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$u-button-circle-border-bottom-left-radius: 100px !default;
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$u-button-circle-border-bottom-right-radius: 100px !default;
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$u-button-square-border-top-right-radius: 3px !default;
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$u-button-square-border-top-left-radius: 3px !default;
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$u-button-square-border-bottom-left-radius: 3px !default;
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$u-button-square-border-bottom-right-radius: 3px !default;
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$u-button-icon-min-width: 1em !default;
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$u-button-plain-background-color: #fff !default;
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$u-button-hairline-border-width: 0.5px !default;
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.u-button {
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height: $u-button-u-button-height;
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position: relative;
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align-items: center;
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justify-content: center;
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@include flex;
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/* #ifndef APP-NVUE */
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box-sizing: border-box;
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/* #endif */
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flex-direction: row;
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&__text {
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font-size: $u-button-text-font-size;
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}
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&__loading-text {
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font-size: $u-button-loading-text-font-size;
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margin-left: $u-button-loading-text-margin-left;
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}
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&--large {
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/* #ifndef APP-NVUE */
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width: $u-button-large-width;
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/* #endif */
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height: $u-button-large-height;
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padding: $u-button-large-padding;
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}
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&--normal {
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padding: $u-button-normal-padding;
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font-size: $u-button-normal-font-size;
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}
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&--small {
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/* #ifndef APP-NVUE */
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min-width: $u-button-small-min-width;
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/* #endif */
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height: $u-button-small-height;
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padding: $u-button-small-padding;
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font-size: $u-button-small-font-size;
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}
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&--mini {
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height: $u-button-mini-height;
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font-size: $u-button-mini-font-size;
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/* #ifndef APP-NVUE */
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min-width: $u-button-mini-min-width;
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/* #endif */
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padding: $u-button-mini-padding;
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}
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&--disabled {
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opacity: $u-button-disabled-opacity;
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}
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&--info {
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color: $u-button-info-color;
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background-color: $u-button-info-background-color;
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border-color: $u-button-info-border-color;
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border-width: $u-button-info-border-width;
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border-style: $u-button-info-border-style;
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}
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&--success {
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color: $u-button-success-color;
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background-color: $u-button-success-background-color;
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border-color: $u-button-success-border-color;
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border-width: $u-button-success-border-width;
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border-style: $u-button-success-border-style;
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}
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&--primary {
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|
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color: $u-button-primary-color;
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|
|
background-color: $u-button-primary-background-color;
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|
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border-color: $u-button-primary-border-color;
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|
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border-width: $u-button-primary-border-width;
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|
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border-style: $u-button-primary-border-style;
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}
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&--error {
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|
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color: $u-button-error-color;
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|
|
background-color: $u-button-error-background-color;
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|
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border-color: $u-button-error-border-color;
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|
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border-width: $u-button-error-border-width;
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|
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border-style: $u-button-error-border-style;
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|
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}
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|
&--warning {
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|
|
color: $u-button-warning-color;
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|
|
background-color: $u-button-warning-background-color;
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|
|
border-color: $u-button-warning-border-color;
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|
|
border-width: $u-button-warning-border-width;
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|
|
border-style: $u-button-warning-border-style;
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|
|
}
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|
|
&--block {
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|
|
@include flex;
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|
|
width: $u-button-block-width;
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|
|
}
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|
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|
|
&--circle {
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|
|
border-top-right-radius: $u-button-circle-border-top-right-radius;
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|
|
border-top-left-radius: $u-button-circle-border-top-left-radius;
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|
|
border-bottom-left-radius: $u-button-circle-border-bottom-left-radius;
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|
|
border-bottom-right-radius: $u-button-circle-border-bottom-right-radius;
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|
|
}
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|
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|
|
&--square {
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|
|
border-bottom-left-radius: $u-button-square-border-top-right-radius;
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|
|
border-bottom-right-radius: $u-button-square-border-top-left-radius;
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|
|
border-top-left-radius: $u-button-square-border-bottom-left-radius;
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|
|
border-top-right-radius: $u-button-square-border-bottom-right-radius;
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|
|
}
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|
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|
|
&__icon {
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|
|
/* #ifndef APP-NVUE */
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|
|
min-width: $u-button-icon-min-width;
|
|
|
line-height: inherit !important;
|
|
|
vertical-align: top;
|
|
|
/* #endif */
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|
|
}
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|
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|
|
&--plain {
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|
|
background-color: $u-button-plain-background-color;
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|
|
}
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|
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|
|
&--hairline {
|
|
|
border-width: $u-button-hairline-border-width !important;
|
|
|
}
|
|
|
}
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|
|
</style>
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