lilishop-uniapp/uview-ui/components/u-modal/u-modal.vue

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Vue
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2021-05-13 11:03:32 +08:00
<template>
<view>
<u-popup :zoom="zoom" mode="center" :popup="false" :z-index="uZIndex" v-model="value" :length="width"
:mask-close-able="maskCloseAble" :border-radius="borderRadius" @close="popupClose" :negative-top="negativeTop">
<view class="u-model">
<view v-if="showTitle" class="u-model__title u-line-1" :style="[titleStyle]">{{ title }}</view>
<view class="u-model__content">
<view :style="[contentStyle]" v-if="$slots.default">
<slot />
</view>
<view v-else class="u-model__content__message" :style="[contentStyle]">{{ content }}</view>
</view>
<view class="u-model__footer u-border-top" v-if="showCancelButton || showConfirmButton">
<view v-if="showCancelButton" :hover-stay-time="100" hover-class="u-model__btn--hover" class="u-model__footer__button"
:style="[cancelBtnStyle]" @tap="cancel">
{{cancelText}}
</view>
<view v-if="showConfirmButton || $slots['confirm-button']" :hover-stay-time="100" :hover-class="asyncClose ? 'none' : 'u-model__btn--hover'"
class="u-model__footer__button hairline-left" :style="[confirmBtnStyle]" @tap="confirm">
<slot v-if="$slots['confirm-button']" name="confirm-button"></slot>
<block v-else>
<u-loading mode="circle" :color="confirmColor" v-if="loading"></u-loading>
<block v-else>
{{confirmText}}
</block>
</block>
</view>
</view>
</view>
</u-popup>
</view>
</template>
<script>
/**
* modal 模态框
* @description 弹出模态框常用于消息提示消息确认在当前页面内完成特定的交互操作
* @tutorial https://www.uviewui.com/components/modal.html
* @property {Boolean} value 是否显示模态框
* @property {String | Number} z-index 层级
* @property {String} title 模态框标题默认"提示"
* @property {String | Number} width 模态框宽度默认600
* @property {String} content 模态框内容默认"内容"
* @property {Boolean} show-title 是否显示标题默认true
* @property {Boolean} async-close 是否异步关闭只对确定按钮有效默认false
* @property {Boolean} show-confirm-button 是否显示确认按钮默认true
* @property {Stringr | Number} negative-top modal往上偏移的值
* @property {Boolean} show-cancel-button 是否显示取消按钮默认false
* @property {Boolean} mask-close-able 是否允许点击遮罩关闭modal默认false
* @property {String} confirm-text 确认按钮的文字内容默认"确认"
* @property {String} cancel-text 取消按钮的文字内容默认"取消"
* @property {String} cancel-color 取消按钮的颜色默认"#606266"
* @property {String} confirm-color 确认按钮的文字内容默认"#2979ff"
* @property {String | Number} border-radius 模态框圆角值单位rpx默认16
* @property {Object} title-style 自定义标题样式对象形式
* @property {Object} content-style 自定义内容样式对象形式
* @property {Object} cancel-style 自定义取消按钮样式对象形式
* @property {Object} confirm-style 自定义确认按钮样式对象形式
* @property {Boolean} zoom 是否开启缩放模式默认true
* @event {Function} confirm 确认按钮被点击
* @event {Function} cancel 取消按钮被点击
* @example <u-modal :src="title" :content="content"></u-modal>
*/
export default {
name: 'u-modal',
props: {
// 是否显示Modal
value: {
type: Boolean,
default: false
},
// 层级z-index
zIndex: {
type: [Number, String],
default: ''
},
// 标题
title: {
type: [String],
default: '提示'
},
// 弹窗宽度,可以是数值(rpx)百分比auto等
width: {
type: [Number, String],
default: 600
},
// 弹窗内容
content: {
type: String,
default: '内容'
},
// 是否显示标题
showTitle: {
type: Boolean,
default: true
},
// 是否显示确认按钮
showConfirmButton: {
type: Boolean,
default: true
},
// 是否显示取消按钮
showCancelButton: {
type: Boolean,
default: false
},
// 确认文案
confirmText: {
type: String,
default: '确认'
},
// 取消文案
cancelText: {
type: String,
default: '取消'
},
// 确认按钮颜色
confirmColor: {
type: String,
default: '#2979ff'
},
// 取消文字颜色
cancelColor: {
type: String,
default: '#606266'
},
// 圆角值
borderRadius: {
type: [Number, String],
default: 16
},
// 标题的样式
titleStyle: {
type: Object,
default () {
return {}
}
},
// 内容的样式
contentStyle: {
type: Object,
default () {
return {}
}
},
// 取消按钮的样式
cancelStyle: {
type: Object,
default () {
return {}
}
},
// 确定按钮的样式
confirmStyle: {
type: Object,
default () {
return {}
}
},
// 是否开启缩放效果
zoom: {
type: Boolean,
default: true
},
// 是否异步关闭,只对确定按钮有效
asyncClose: {
type: Boolean,
default: false
},
// 是否允许点击遮罩关闭modal
maskCloseAble: {
type: Boolean,
default: false
},
// 给一个负的margin-top往上偏移避免和键盘重合的情况
negativeTop: {
type: [String, Number],
default: 0
}
},
data() {
return {
loading: false, // 确认按钮是否正在加载中
}
},
computed: {
cancelBtnStyle() {
return Object.assign({
color: this.cancelColor
}, this.cancelStyle);
},
confirmBtnStyle() {
return Object.assign({
color: this.confirmColor
}, this.confirmStyle);
},
uZIndex() {
return this.zIndex ? this.zIndex : this.$u.zIndex.popup;
}
},
watch: {
// 如果是异步关闭时外部修改v-model的值为false时重置内部的loading状态
// 避免下次打开的时候,状态混乱
value(n) {
if (n === true) this.loading = false;
}
},
methods: {
confirm() {
// 异步关闭
if (this.asyncClose) {
this.loading = true;
} else {
this.$emit('input', false);
}
this.$emit('confirm');
},
cancel() {
this.$emit('cancel');
this.$emit('input', false);
// 目前popup弹窗关闭有一个延时操作此处做一个延时
// 避免确认按钮文字变成了"确定"字样modal还没消失造成视觉不好的效果
setTimeout(() => {
this.loading = false;
}, 300);
},
// 点击遮罩关闭modal设置v-model的值为false否则无法第二次弹起modal
popupClose() {
this.$emit('input', false);
},
// 清除加载中的状态
clearLoading() {
this.loading = false;
}
}
};
</script>
<style lang="scss" scoped>
@import "../../libs/css/style.components.scss";
.u-model {
height: auto;
overflow: hidden;
font-size: 32rpx;
background-color: #fff;
&__btn--hover {
background-color: rgb(230, 230, 230);
}
&__title {
padding-top: 48rpx;
font-weight: 500;
text-align: center;
color: $u-main-color;
}
&__content {
&__message {
padding: 48rpx;
font-size: 30rpx;
text-align: center;
color: $u-content-color;
}
}
&__footer {
display: flex;
&__button {
flex: 1;
height: 100rpx;
line-height: 100rpx;
font-size: 32rpx;
box-sizing: border-box;
cursor: pointer;
text-align: center;
border-radius: 4rpx;
}
}
}
</style>