<template>
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<el-dialog v-model="data.visible" title="预览" width="70%" append-to-body destroy-on-close>
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<div v-if="data.type === 'bpmn' && data.xmlStr">
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<BpmnViewer ref="bpmnViewerRef"></BpmnViewer>
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</div>
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<div v-if="data.type === 'xml' && data.xmlStr">
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<highlightjs language="xml" :code="data.xmlStr" />
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</div>
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<template #footer>
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<span v-if="data.type === 'xml'" class="dialog-footer"> </span>
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</template>
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</el-dialog>
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</template>
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<script setup lang="ts">
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import BpmnViewer from '@/components/BpmnView/index.vue';
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const data = reactive({
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visible: false,
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type: '',
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xmlStr: ''
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});
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const bpmnViewerRef = ref<InstanceType<typeof BpmnViewer>>();
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type PreviewType = 'xml' | 'bpmn';
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//打开
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const openDialog = (xmlStr: string, type: PreviewType) => {
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data.visible = true;
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data.xmlStr = xmlStr;
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data.type = type;
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/** 流程图 */
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if (type === 'bpmn') {
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/** 必须放在nextTick 否则第一次打开为空 */
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nextTick(() => {
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bpmnViewerRef.value?.initXml(data.xmlStr);
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});
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}
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};
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/**
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* 对外暴露子组件方法
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*/
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defineExpose({
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openDialog
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});
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</script>
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