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204 lines
3.3 KiB
204 lines
3.3 KiB
<template>
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<view class="show-example" v-if="show">
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<!-- 遮罩层 -->
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<view
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class="mask"
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:class="{ active: show }"
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@click="closeModal"
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></view>
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<!-- 弹窗内容 -->
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<view class="modal" :class="{ active: show }">
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<view class="modal-header">
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<view class="modal-title">查看示例</view>
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<view class="close-btn" @click="closeModal">
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关闭
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</view>
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</view>
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<view class="modal-content">
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<view v-if="loading" class="loading-area">
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<view class="loading-text">加载中...</view>
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</view>
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<view v-if="url && !loading && !error" class="image-area">
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<image
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class="example-image"
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:src="url"
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mode="widthFix"
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@load="onImageLoad"
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@error="onImageError"
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/>
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</view>
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<view v-if="error" class="error-area">
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<view class="error-text">图片加载失败</view>
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</view>
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</view>
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</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: 'ShowExample',
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props: {
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show: {
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type: Boolean,
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default: false
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},
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url: {
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type: String,
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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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loading: false,
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error: false
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}
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},
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watch: {
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show(newVal) {
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if (newVal && this.url) {
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this.loading = true;
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this.error = false;
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}
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},
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url(newVal) {
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if (newVal && this.show) {
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this.loading = true;
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this.error = false;
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}
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}
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},
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methods: {
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// 关闭弹窗
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closeModal() {
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this.$emit('close');
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},
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// 图片加载成功
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onImageLoad() {
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this.loading = false;
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this.error = false;
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},
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// 图片加载失败
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onImageError() {
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this.loading = false;
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this.error = true;
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}
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}
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}
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</script>
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<style scoped lang="scss">
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.show-example {
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position: relative;
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}
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.mask {
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position: fixed;
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top: 0;
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left: 0;
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width: 100vw;
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height: 100vh;
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background-color: rgba(0, 0, 0, 0.5);
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z-index: 1000;
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opacity: 0;
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visibility: hidden;
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transition: all 0.3s ease;
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&.active {
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opacity: 1;
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visibility: visible;
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}
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}
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.modal {
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position: fixed;
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top: 50%;
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left: 50%;
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transform: translate(-50%, -50%) scale(0.8);
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width: 90vw;
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max-width: 600rpx;
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max-height: 80vh;
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background-color: #fff;
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border-radius: 20rpx;
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z-index: 1001;
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opacity: 0;
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visibility: hidden;
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transition: all 0.3s ease;
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overflow: hidden;
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&.active {
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opacity: 1;
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visibility: visible;
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transform: translate(-50%, -50%) scale(1);
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}
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}
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.modal-header {
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display: flex;
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justify-content: space-between;
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align-items: center;
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padding: 30rpx;
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border-bottom: 1rpx solid #eee;
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}
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.modal-title {
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font-size: 32rpx;
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font-weight: bold;
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color: #333;
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}
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.close-btn {
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padding: 10rpx 20rpx;
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background-color: #f5f5f5;
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border-radius: 10rpx;
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font-size: 28rpx;
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color: #666;
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}
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.modal-content {
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padding: 30rpx;
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max-height: 60vh;
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overflow-y: auto;
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}
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.loading-area {
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display: flex;
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justify-content: center;
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align-items: center;
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height: 200rpx;
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}
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.loading-text {
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font-size: 28rpx;
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color: #666;
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}
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.image-area {
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width: 100%;
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text-align: center;
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}
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.example-image {
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width: 100%;
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max-width: 100%;
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border-radius: 10rpx;
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}
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.error-area {
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display: flex;
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justify-content: center;
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align-items: center;
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height: 200rpx;
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}
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.error-text {
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font-size: 28rpx;
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color: #ff4757;
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}
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</style>
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