<template>
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<view
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v-if="visibleSync"
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class="tn-tips-class tn-tips"
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:class="[tipsClass]"
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:style="[tipsStyle]"
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>
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<view
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class="tn-tips__content"
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:class="[
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backgroundColorClass,
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fontColorClass
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]"
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:style="{
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backgroundColor: backgroundColorStyle,
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color: fontColorStyle
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}"
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>{{ msg }}</view>
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</view>
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</template>
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<script>
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export default {
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name: 'tn-tips',
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props: {
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// 层级
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zIndex: {
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type: Number,
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default: 0
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},
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// 提示框显示位置 top center bottom
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position: {
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type: String,
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default: 'top'
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},
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// 当位置设置为top的时候，设置距离顶部的距离
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top: {
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type: Number,
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default: 0
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}
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},
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computed: {
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tipsClass() {
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let clazz = ''
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switch (this.position) {
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case 'top':
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clazz += ' tn-tips--top'
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break
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case 'center':
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clazz += ' tn-tips--center'
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break
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case 'bottom':
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clazz += ' tn-tips--bottom'
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break
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default:
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clazz += ' tn-tips--top'
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}
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if (this.showTips) {
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clazz += ' tn-tips--show'
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}
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return clazz
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},
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tipsStyle() {
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let style = {}
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if ((this.position === 'top' || this.position === '') && this.top) {
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style.top = this.top + 'px'
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}
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style.zIndex = (this.zIndex ? this.zIndex : this.$t.zIndex.tips) + 1
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return style
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},
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backgroundColorStyle() {
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return this.$t.color.getBackgroundColorStyle(this.backgroundColor)
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},
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backgroundColorClass() {
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return this.$t.color.getBackgroundColorInternalClass(this.backgroundColor)
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},
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fontColorStyle() {
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return this.$t.color.getFontColorStyle(this.fontColor)
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},
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fontColorClass() {
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return this.$t.color.getFontColorInternalClass(this.fontColor)
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},
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},
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data() {
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return {
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//关闭提示框定时器
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timer: null,
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// 是否渲染组件
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visibleSync: false,
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// 是否显示内容
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showTips: false,
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// 提示信息
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msg: '',
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// 背景颜色
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backgroundColor: '',
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// 字体颜色
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fontColor: ''
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}
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},
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methods: {
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show(options = {}) {
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const {
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duration = 2000,
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msg = '',
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backgroundColor = '',
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fontColor = ''
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} = options
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if (this.timer !== null) clearTimeout(this.timer)
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// 如果没有设置内容则不弹出
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if (!msg) {
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this._clearOptions()
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this.$emit('close')
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return
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}
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this.msg = msg
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this.backgroundColor = backgroundColor || '#01BEFF'
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this.fontColor = fontColor || '#FFFFFF'
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this.change('visibleSync', 'showTips', true)
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this.timer = setTimeout(() => {
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clearTimeout(this.timer)
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this.timer = null
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this.change('showTips', 'visibleSync', false)
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}, duration)
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},
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// 关闭时先通过动画隐藏弹窗和遮罩，再移除整个组件
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// 打开时，先渲染组件，延时一定时间再让遮罩和弹窗的动画起作用
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change(param1, param2, status) {
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this[param1] = status
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if (status) {
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// #ifdef H5 || MP
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this.timer = setTimeout(() => {
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this[param2] = status
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this.$emit(status ? 'open' : 'close')
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}, 50)
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// #endif
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// #ifndef H5 || MP
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this.$nextTick(() => {
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this[param2] = status
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this.$emit(status ? 'open' : 'close')
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})
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// #endif
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} else {
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this.timer = setTimeout(() => {
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this[param2] = status
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this.$emit(status ? 'open' : 'close')
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this._clearOptions()
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}, 300)
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}
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},
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// 清除传递的参数
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_clearOptions() {
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this.msg = ''
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this.backgroundColor = ''
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this.fontColor = ''
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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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/*注意问题：
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1、fixed 元素宽度无法自适应，所以增加了子元素
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2、fixed 和 display冲突导致动画效果消失，暂时使用visibility替代
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*/
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.tn-tips {
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height: auto;
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position: fixed;
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box-sizing: border-box;
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display: flex;
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align-items: center;
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justify-content: center;
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transition: all 0.3s ease-in-out;
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opacity: 0;
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&__content {
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word-wrap: break-word;
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word-break: break-all;
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width: 100%;
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height: auto;
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text-align: center;
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background-color: rgba(0, 0, 0, 0.7);
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color: #FFFFFF;
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}
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&--top {
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width: 100% !important;
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/* padding: 18rpx 30rpx; */
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top: 0;
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left: 0;
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transform: translateY(-100%) translateZ(0);
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word-break: break-all;
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}
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&--center {
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left: 50%;
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top: 50%;
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transform: translate(-50%, -50%);
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}
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&--bottom {
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bottom: 120rpx;
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left: 50%;
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transform: translateX(-50%);
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}
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&--center, &--bottom {
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.content {
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border-radius: 8rpx;
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padding: 0;
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}
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}
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&--center, &--bottom {
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.tn-tips__content {
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padding: 18rpx 30rpx !important;
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}
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}
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&--show {
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opacity: 1;
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&.tn-tips--top {
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transform: translateY(0) translateZ(0) !important;
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}
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}
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}
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</style>
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