<template>
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<div class="notice">
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<el-dialog
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v-model="dialogVisible"
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width="400px"
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:before-close="handleClose"
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:close-on-press-escape="false"
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:close-on-click-modal="false"
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>
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<div style="display: flex;flex-direction: column;align-items: flex-end">
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<el-button type="primary" style="margin-bottom: 5px" @click="printCode">打印</el-button>
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</div>
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<el-card style="max-width: 480px">
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<div :id="state.form.code">
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<div style="display: flex;flex-direction: column;align-items: center;">
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<span style="font-size:14px;margin-top:10px;">{{title}}</span>
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<vue-qr :size="80" :margin="0" :auto-color="true" :dot-scale="1" :text="state.form.code" style="margin: 10px 0 5px 0"></vue-qr>
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<span style="font-size:10px;margin-top:5px;">{{state.form.code}}</span>
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</div>
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</div>
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</el-card>
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</el-dialog>
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</div>
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</template>
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<script setup>
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import {reactive, ref, toRefs} from 'vue'
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import {ElMessage} from "element-plus";
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import VueQr from "vue-qr/src/packages/vue-qr.vue";
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const dialogVisible = ref(false);
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const title = ref("");
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const busRef = ref();
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const length = ref()
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const emit = defineEmits(["getList"]);
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const state = reactive({
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})
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const openDialog = async (type,value) => {
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if(type == 'pro'){
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title.value = value.productBasic.name + ' ' + '—' + ' '+ value.productBasic.productSn
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}else {
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title.value = value.hazmatBasic.name + ' ' + '—' + ' '+ value.hazmatBasic.productSn
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}
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state.form = JSON.parse(JSON.stringify(value));
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dialogVisible.value = true;
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}
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const handleClose = () => {
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dialogVisible.value = false;
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emit("getList")
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}
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const printCode = () => {
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let data = []
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data = [state.form]
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let qrCodes=''
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for(let index in data){
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console.log(index,'index')
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qrCodes+=`<div class="my-list-col"><div class="centered-content">${document.getElementById(data[index].code).innerHTML}</div></div>`
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}
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const printContent=document.createElement('div')
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printContent.innerHTML=qrCodes
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//创建一个新的隐藏的iframe元素
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const printFrame =document.createElement('iframe')
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printFrame.style.display='none'
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document.body.appendChild(printFrame)
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const printDocument=printFrame.contentWindow.document
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printDocument.open()
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printDocument.write(`
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<html>
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<head>
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<title>Print</title>
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<style>
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@media print {
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.page-break { page-break-after:always;} /* 定义分页符格式*/
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.centered-content { text-align:center;} /* 居中对齐内容*/
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@page { size:50mm 40mm;margin:0mm; }
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}
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</style>
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</head>
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<body style='margin:0;padding:0;'>${printContent.innerHTML}</body>
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</html>
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`)
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printDocument.close()
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//在打印窗口中调用打印功能
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console.log('printFrame.contentWindow.document.body.style',printFrame.contentWindow.document.body.style)
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printFrame.contentWindow.print()
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//移除隐藏的iframe元素
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document.body.removeChild(printFrame)
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// handleClose()
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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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<style scoped lang="scss">
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.notice{
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:deep(.el-form .el-form-item__label) {
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font-size: 15px;
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}
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.file {
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display: flex;
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flex-direction: column;
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align-items: flex-start;
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}
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}
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</style>
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