Vue集成lodop插件实现打印功能

VUE 集成LODOP插件打印

Lodop、C-Lodop使用说明及样例

http://www.lodop.net/LodopDemo.html

VUE简单使用lodop

1.创建LodopFuncs.js文件

js 内容如下

//==本JS是加载Lodop插件及CLodop服务的综合示例,可直接使用,建议看懂后融进自己页面程序==

var CreatedOKLodopObject, CLodopIsLocal, CLodopJsState;

//==判断是否需要CLodop(那些不支持插件的浏览器):==
export function needCLodop() {
 try {
 var ua = navigator.userAgent;
 if (ua.match(/Windows\sPhone/i))
 return true;
 if (ua.match(/iPhone|iPod|iPad/i))
 return true;
 if (ua.match(/Android/i))
 return true;
 if (ua.match(/Edge\D?\d+/i))
 return true;

 var verTrident = ua.match(/Trident\D?\d+/i);
 var verIE = ua.match(/MSIE\D?\d+/i);
 var verOPR = ua.match(/OPR\D?\d+/i);
 var verFF = ua.match(/Firefox\D?\d+/i);
 var x64 = ua.match(/x64/i);
 if ((!verTrident) && (!verIE) && (x64))
 return true;
 else if (verFF) {
 verFF = verFF[0].match(/\d+/);
 if ((verFF[0] >= 41) || (x64))
 return true;
 } else if (verOPR) {
 verOPR = verOPR[0].match(/\d+/);
 if (verOPR[0] >= 32)
 return true;
 } else if ((!verTrident) && (!verIE)) {
 var verChrome = ua.match(/Chrome\D?\d+/i);
 if (verChrome) {
 verChrome = verChrome[0].match(/\d+/);
 if (verChrome[0] >= 41)
 return true;
 }
 }
 return false;
 } catch (err) {
 return true;
 }
}

//==加载引用CLodop的主JS,用双端口8000和18000(以防其中一个被占):==
export function loadCLodop() {
 if (CLodopJsState == "loading" || CLodopJsState == "complete") return;
 CLodopJsState = "loading";
 var head = document.head || document.getElementsByTagName("head")[0] || document.documentElement;
 var JS1 = document.createElement("script");
 var JS2 = document.createElement("script");
 JS1.src = "http://localhost:8000/CLodopfuncs.js?priority=1";
 JS2.src = "http://localhost:18000/CLodopfuncs.js";
 JS1.onload = JS2.onload = function() {CLodopJsState = "complete";}
 JS1.onerror = JS2.onerror = function(evt) {CLodopJsState = "complete";}
 head.insertBefore(JS1, head.firstChild);
 head.insertBefore(JS2, head.firstChild);
 CLodopIsLocal = !!((JS1.src + JS2.src).match(/\/\/localho|\/\/127.0.0./i));
}

if (needCLodop()){loadCLodop();}//加载

//==获取LODOP对象主过程,判断是否安装、需否升级:==
export function getLodop(oOBJECT, oEMBED) {
 var strHtmInstall = "<br><font color='#FF00FF'>打印控件未安装!点击这里<a href='install_lodop32.zip' target='_self'>执行安装</a>,安装后请刷新页面或重新进入。</font>";
 var strHtmUpdate = "<br><font color='#FF00FF'>打印控件需要升级!点击这里<a href='install_lodop32.zip' target='_self'>执行升级</a>,升级后请重新进入。</font>";
 var strHtm64_Install = "<br><font color='#FF00FF'>打印控件未安装!点击这里<a href='install_lodop64.zip' target='_self'>执行安装</a>,安装后请刷新页面或重新进入。</font>";
 var strHtm64_Update = "<br><font color='#FF00FF'>打印控件需要升级!点击这里<a href='install_lodop64.zip' target='_self'>执行升级</a>,升级后请重新进入。</font>";
 var strHtmFireFox = "<br><br><font color='#FF00FF'>(注意:如曾安装过Lodop旧版附件npActiveXPLugin,请在【工具】->【附加组件】->【扩展】中先卸它)</font>";
 var strHtmChrome = "<br><br><font color='#FF00FF'>(如果此前正常,仅因浏览器升级或重安装而出问题,需重新执行以上安装)</font>";
 var strCLodopInstall_1 = "<br><font color='#FF00FF'>Web打印服务CLodop未安装启动,点击这里<a href='CLodop_Setup_for_Win32NT.zip' target='_self'>下载执行安装</a>";
 var strCLodopInstall_2 = "<br>(若此前已安装过,可<a href='CLodop.protocol:setup' target='_self'>点这里直接再次启动</a>)";
 var strCLodopInstall_3 = ",成功后请刷新本页面。</font>";
 var strCLodopUpdate = "<br><font color='#FF00FF'>Web打印服务CLodop需升级!点击这里<a href='CLodop_Setup_for_Win32NT.zip' target='_self'>执行升级</a>,升级后请刷新页面。</font>";
 var LODOP;
 try {
 var ua = navigator.userAgent;
 var isIE = !!(ua.match(/MSIE/i)) || !!(ua.match(/Trident/i));
 if (needCLodop()) {
 try {
 LODOP = getCLodop();
 } catch (err) {}
 if (!LODOP && CLodopJsState !== "complete") {
 if (CLodopJsState == "loading") alert("网页还没下载完毕,请稍等一下再操作."); else alert("没有加载CLodop的主js,请先调用loadCLodop过程.");
 return;
 }
 if (!LODOP) {
 document.body.innerHTML = strCLodopInstall_1 + (CLodopIsLocal ? strCLodopInstall_2 : "") + strCLodopInstall_3 + document.body.innerHTML;
 return;
 } else {
 if (CLODOP.CVERSION < "4.0.9.9") {
 document.body.innerHTML = strCLodopUpdate + document.body.innerHTML;
 }
 if (oEMBED && oEMBED.parentNode)
 oEMBED.parentNode.removeChild(oEMBED);
 if (oOBJECT && oOBJECT.parentNode)
 oOBJECT.parentNode.removeChild(oOBJECT);
 }
 } else {
 var is64IE = isIE && !!(ua.match(/x64/i));
 //==如果页面有Lodop就直接使用,否则新建:==
 if (oOBJECT || oEMBED) {
 if (isIE)
 LODOP = oOBJECT;
 else
 LODOP = oEMBED;
 } else if (!CreatedOKLodopObject) {
 LODOP = document.createElement("object");
 LODOP.setAttribute("width", 0);
 LODOP.setAttribute("height", 0);
 LODOP.setAttribute("style", "position:absolute;left:0px;top:-100px;width:0px;height:0px;");
 if (isIE)
 LODOP.setAttribute("classid", "clsid:2105C259-1E0C-4534-8141-A753534CB4CA");
 else
 LODOP.setAttribute("type", "application/x-print-lodop");
 document.documentElement.appendChild(LODOP);
 CreatedOKLodopObject = LODOP;
 } else
 LODOP = CreatedOKLodopObject;
 //==Lodop插件未安装时提示下载地址:==
 if ((!LODOP) || (!LODOP.VERSION)) {
 if (ua.indexOf('Chrome') >= 0)
 document.body.innerHTML = strHtmChrome + document.body.innerHTML;
 if (ua.indexOf('Firefox') >= 0)
 document.body.innerHTML = strHtmFireFox + document.body.innerHTML;
 document.body.innerHTML = (is64IE ? strHtm64_Install : strHtmInstall) + document.body.innerHTML;
 return LODOP;
 }
 }
 if (LODOP.VERSION < "6.2.2.6") {
 if (!needCLodop())
 document.body.innerHTML = (is64IE ? strHtm64_Update : strHtmUpdate) + document.body.innerHTML;
 }
 //===如下空白位置适合调用统一功能(如注册语句、语言选择等):==
 LODOP.SET_LICENSES("","13528A153BAEE3A0254B9507DCDE2839","EDE92F75B6A3D917F65910","D60BC84D7CF2DE18156A6F88987304CB6D8");
 //=======================================================.com//.com台级//.net
 return LODOP;
 } catch (err) {
 alert("getLodop出错:" + err);
 }
}

2.在打印功能vue页面引入LodopFuncs

import { getLodop } from '../../tools/LodopFuncs'
let LODOP;

3.执行打印方法

methods: {
	//提交打印
	submitForm(formName) {
	LODOP = getLodop()// 获取LODOP对象的主过程
 if (LODOP != false) {
	 const data = [{}]
	 this.dayin(data)
 }
	},
	setDayinData(temp) {
 // 整理打印数据
 console.log('整理打印数据————>>>s')
 this.dayinData.enterAmount = temp.enterAmount
 this.dayinData.versionNo = temp.versionNo
 this.dayinData.productBatchNo = temp.productBatchNo
 this.dayinData.remarks = temp.remarks
 this.dayinData.productId = temp.productId
 this.dayinData.productLineId = temp.productLineId
 this.dayinData.shiftsType = temp.shiftsType
 this.dayinData.productSpecId = temp.productSpecId
 this.dayinData.sheetId = temp.sheetId

 const strTaskName = 'XX单' + temp.productBatchNo
 console.log('整理打印数据————>>>e')
 return strTaskName
 },
	dayin(data) {
	 LODOP = getLodop()// 获取LODOP对象的主过程
 const strTaskName = this.setDayinData(data)

 const P_ID = ''
 // const Heg = document.getElementById('toPrint').clientHeight + 50
 // 打印初始化 设定打印任务名
 console.log(strTaskName, '打印任务名', LODOP.VERSION)
 LODOP.PRINT_INIT(strTaskName)
 LODOP.SET_PRINTER_INDEX(-1)// -1特指操作系统内设定的默认打印机

 // LODOP.SET_PRINT_PAGESIZE(3, '', '', '')// 设置纸张
 // LODOP.SET_PRINT_MODE('PRINT_PAGE_PERCENT', 'Auto-Width')// 设置以纸张边缘为基点
 // LODOP.SET_PRINT_STYLE('FontSize', 11)// 设置字体
 // LODOP.ADD_PRINT_HTM(1, 0, 350, Heg, document.getElementById('toPrint').innerHTML)
 var strStyle = '<style>' +
 '.my-table{border-top:none;border-collapse:collapse;width:auto}' +
 '.my-table tr{width:100%;text-align:center}' +
 '.my-table td{padding:5px;font-size:13px}' +
 '.my-td{border-bottom:#f2f2f2 solid 1px}' +
 '</style>'
 var html = '<table class="my-table":v-model="dayinData"><tr><td>产品名称</td><td class="my-td"></td><td/></tr><tr><td>发货区域</td><td/><td/></tr></table>'
 LODOP.ADD_PRINT_TABLE(1, 0, '100mm', '150mm', strStyle + html)
 // LODOP.ADD_PRINT_TABLE(1, 0, '100mm', '150mm', strStyle + document.getElementById('toPrint').innerHTML)
 // LODOP.ADD_PRINT_HTM(3, '100%', 300, 100, '')// 右上角的页码
 // LODOP.ADD_PRINT_TEXT(3, 34, 196, 20, '')// 左上角的文字
 // LODOP.PRINT()// 直接打印
 LODOP.PREVIEW()// 打印预览
	 },
	
	}

4.打印接口函数官网样例说明

●    PRINT_INIT(strPrintTaskName)打印初始化

●    SET_PRINT_PAGESIZE(intOrient,intPageWidth,intPageHeight,strPageName)设定纸张大小

●    ADD_PRINT_HTM(intTop,intLeft,intWidth,intHeight,strHtml)增加超文本项

●    ADD_PRINT_TEXT(intTop,intLeft,intWidth,intHeight,strContent)增加纯文本项

●    ADD_PRINT_TABLE(intTop,intLeft,intWidth,intHeight,strHtml)增加表格项

●    ADD_PRINT_SHAPE(intShapeType,intTop,intLeft,intWidth,intHeight,intLineStyle,intLineWidth,intColor)画图形

●    SET_PRINT_STYLE(strStyleName, varStyleValue)设置对象风格

●    PREVIEW打印预览

●    PRINT直接打印

●    PRINT_SETUP打印维护

●    PRINT_DESIGN打印设计

 从这里去Lodop官博,更多留言和讨论请加入QQ群。

最基本的打印过程至少有初始化语句、添内容语句和打印语句三部分组成,例如:

LODOP.PRINT_INIT("打印任务名"); //首先一个初始化语句
LODOP.ADD_PRINT_TEXT(0,0,100,20,"文本内容一");//然后多个ADD语句及SET语句
LODOP.PRINT(); //最后一个打印(或预览、维护、设计)语句

下面通过演示样例来理解,为容易看懂源代码,每个样例尽量简单,一个样例代

表一类或多类功能,在实际应用中它们都可以混合并存或交叉使用。

5.完整页面示例

<template>
 <div class = "container alone">
 <el-button @click = "submitForm">点击</el-button>
 </div>
</template>

<script>
 import { getLodop } from '../../tools/LodopFuncs'
 let LODOP;
 export default {
 name: "alert",
 data() {
 return {
 dayinData: {}
 }
 },
 methods: {
 //提交打印
 submitForm() {
 LODOP = getLodop()// 获取LODOP对象的主过程
 if (LODOP != false) {
 const data = [{}]
 this.dayin(data)
 }
 },
 setDayinData(temp) {
 // 整理打印数据
 console.log('整理打印数据————>>>s')
 this.dayinData.enterAmount = temp.enterAmount
 this.dayinData.versionNo = temp.versionNo
 this.dayinData.productBatchNo = temp.productBatchNo
 this.dayinData.remarks = temp.remarks
 this.dayinData.productId = temp.productId
 this.dayinData.productLineId = temp.productLineId
 this.dayinData.shiftsType = temp.shiftsType
 this.dayinData.productSpecId = temp.productSpecId
 this.dayinData.sheetId = temp.sheetId

 const strTaskName = 'XX单' + temp.productBatchNo
 console.log('整理打印数据————>>>e')
 return strTaskName
 },
 dayin(data) {
 LODOP = getLodop()// 获取LODOP对象的主过程
 const strTaskName = this.setDayinData(data)

 const P_ID = ''
 // const Heg = document.getElementById('toPrint').clientHeight + 50
 // 打印初始化 设定打印任务名
 console.log(strTaskName, '打印任务名', LODOP.VERSION)
 LODOP.PRINT_INIT(strTaskName)
 LODOP.SET_PRINTER_INDEX(-1)// -1特指操作系统内设定的默认打印机

 // LODOP.SET_PRINT_PAGESIZE(3, '', '', '')// 设置纸张
 // LODOP.SET_PRINT_MODE('PRINT_PAGE_PERCENT', 'Auto-Width')// 设置以纸张边缘为基点
 // LODOP.SET_PRINT_STYLE('FontSize', 11)// 设置字体
 // LODOP.ADD_PRINT_HTM(1, 0, 350, Heg, document.getElementById('toPrint').innerHTML)
 var strStyle = '<style>' +
 '.my-table{border-top:none;border-collapse:collapse;width:auto}' +
 '.my-table tr{width:100%;text-align:center}' +
 '.my-table td{padding:5px;font-size:13px}' +
 '.my-td{border-bottom:#f2f2f2 solid 1px}' +
 '</style>'
 var html = '<table class="my-table":v-model="dayinData"><tr><td>产品名称</td><td class="my-td"></td><td/></tr><tr><td>发货区域</td><td/><td/></tr></table>'
 LODOP.ADD_PRINT_TABLE(1, 0, '100mm', '150mm', strStyle + html)
 // LODOP.ADD_PRINT_TABLE(1, 0, '100mm', '150mm', strStyle + document.getElementById('toPrint').innerHTML)
 // LODOP.ADD_PRINT_HTM(3, '100%', 300, 100, '')// 右上角的页码
 // LODOP.ADD_PRINT_TEXT(3, 34, 196, 20, '')// 左上角的文字
 // LODOP.PRINT()// 直接打印
 LODOP.PREVIEW()// 打印预览
 }
 }
 }
</script>

<style scoped>

</style>
作者:廷贺原文地址:https://blog.csdn.net/u012749229/article/details/115728563

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