<template>
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<div class="viewer-image">
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<!-- 图片 -->
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<el-image-viewer
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v-if="img.visible"
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:url-list="[img.url]"
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infinite
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teleported
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@close="close"
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/>
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</div>
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<!-- 文档 -->
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<cl-dialog
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v-model="doc.visible"
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:title="$t('文档预览')"
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height="70vh"
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width="80%"
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:scrollbar="false"
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>
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<div v-loading="doc.loading" class="viewer-doc">
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<iframe :ref="setRefs('docIframe')" :src="doc.url" />
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</div>
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</cl-dialog>
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</template>
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<script lang="ts" setup>
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defineOptions({
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name: 'file-viewer'
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});
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import { reactive, nextTick } from 'vue';
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import { getType } from '../../utils';
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import { useCool } from '/@/cool';
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const { refs, setRefs } = useCool();
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// 图片预览
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const img = reactive({
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visible: false,
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url: ''
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});
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// 文档预览
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const doc = reactive({
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visible: false,
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loading: false,
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url: ''
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});
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// 打开
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function open(item: Upload.Item) {
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if (item?.type) {
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// 链接
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const url = item.url || '';
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// 类型
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const type = getType(url);
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// 图片预览
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if (type == 'image') {
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img.visible = true;
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img.url = url;
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return true;
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}
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// 文档预览
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if (['word', 'excel', 'ppt', 'pdf'].includes(type)) {
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doc.visible = true;
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doc.loading = true;
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doc.url = `https://view.officeapps.live.com/op/view.aspx?src=${decodeURIComponent(url)}`;
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nextTick(() => {
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refs.docIframe.onload = () => {
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doc.loading = false;
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};
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});
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return true;
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}
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window.open(item.url);
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}
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}
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// 关闭
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function close() {
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img.visible = false;
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}
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defineExpose({
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open
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});
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</script>
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<style lang="scss" scoped>
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.viewer-image {
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position: absolute;
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}
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.viewer-doc {
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height: 100%;
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width: 100%;
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iframe {
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border: 0;
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height: 100%;
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width: 100%;
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}
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}
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</style>
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