1.官网下载相关软件
2.在项目中添加 lodopFuncs.js
var CreatedOKLodop7766 = null;
//====判断是否需要安装CLodop云打印服务器:====
export function needCLodop() {
try {
var ua = navigator.userAgent;
if (ua.match(/Windows\sPhone/i) != null) return true;
if (ua.match(/iPhone|iPod/i) != null) return true;
if (ua.match(/Android/i) != null) return true;
if (ua.match(/Edge\D?\d+/i) != null) 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 == null) && (verIE == null) && (x64 !== null))
return true;
else
if (verFF !== null) {
verFF = verFF[0].match(/\d+/);
if ((verFF[0] >= 42) || (x64 !== null)) return true;
} else
if (verOPR !== null) {
verOPR = verOPR[0].match(/\d+/);
if (verOPR[0] >= 32) return true;
} else
if ((verTrident == null) && (verIE == null)) {
var verChrome = ua.match(/Chrome\D?\d+/i);
if (verChrome !== null) {
verChrome = verChrome[0].match(/\d+/);
if (verChrome[0] >= 42) return true;
};
};
return false;
} catch (err) { return true; };
};//====页面引用CLodop云打印必须的JS文件：====
if (needCLodop()) {
var head = document.head || document.getElementsByTagName("head")[0] || document.documentElement;
var oscript = document.createElement("script");
oscript.src = "http://localhost:8000/CLodopfuncs.js?priority=1";
head.insertBefore(oscript, head.firstChild);//引用双端口(8000和18000）避免其中某个被占用：
oscript = document.createElement("script");
oscript.src = "http://localhost:18000/CLodopfuncs.js?priority=0";
head.insertBefore(oscript, head.firstChild);
};//====获取LODOP对象的主过程：====
export function getLodop(oOBJECT, oEMBED) {
var strHtmInstall = "<br><font color='#FF00FF'>打印控件未安装!点击这里<a href='../views/deposit/install_lodop32.exe' 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='../views/deposit/install_lodop32.exe' 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='../views/deposit/install_lodop64.exe' 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='../views/deposit/install_lodop64.exe' 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 = "<br><font color='#FF00FF'>CLodop云打印服务(localhost本地)未安装启动!点击这里<a href='http://www.c-lodop.com/download/CLodop_Setup_for_Win32NT_https_3.008Extend.zip' target='_self'>执行安装</a>,安装后请刷新页面。</font>";
var strCLodopUpdate = "<br><font color='#FF00FF'>CLodop云打印服务需升级!点击这里<a href='CLodop_Setup_for_Win32NT.exe' target='_self'>执行升级</a>,升级后请刷新页面。</font>";
var LODOP;
try {
var isIE = (navigator.userAgent.indexOf('MSIE') >= 0) || (navigator.userAgent.indexOf('Trident') >= 0);
if (needCLodop()) {
try { LODOP = getCLodop(); } catch (err) {};
if (!LODOP && document.readyState !== "complete") { alert("C-Lodop没准备好，请稍后再试！"); return; };
if (!LODOP) {
// if (isIE) document.write(strCLodopInstall); else
// document.documentElement.innerHTML=strCLodopInstall+document.documentElement.innerHTML;
// return;
} else {if (CLODOP.CVERSION < "3.0.0.2") {
if (isIE) document.write(strCLodopUpdate);
else
document.documentElement.innerHTML = strCLodopUpdate + document.documentElement.innerHTML;
};
if (oEMBED && oEMBED.parentNode) oEMBED.parentNode.removeChild(oEMBED);
if (oOBJECT && oOBJECT.parentNode) oOBJECT.parentNode.removeChild(oOBJECT);
};
} else {
var is64IE = isIE && (navigator.userAgent.indexOf('x64') >= 0);
//=====如果页面有Lodop就直接使用，没有则新建:==========
if (oOBJECT != undefined || oEMBED != undefined) {
if (isIE) LODOP = oOBJECT;
else LODOP = oEMBED;
} else if (CreatedOKLodop7766 == null) {
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);
CreatedOKLodop7766 = LODOP;
} else LODOP = CreatedOKLodop7766;
//=====Lodop插件未安装时提示下载地址:==========
if ((LODOP == null) || (typeof(LODOP.VERSION) == "undefined")) {
if (navigator.userAgent.indexOf('Chrome') >= 0)
document.documentElement.innerHTML = strHtmChrome + document.documentElement.innerHTML;
if (navigator.userAgent.indexOf('Firefox') >= 0)
document.documentElement.innerHTML = strHtmFireFox + document.documentElement.innerHTML;
if (is64IE) document.write(strHtm64_Install);
else
if (isIE) document.write(strHtmInstall);
else
document.documentElement.innerHTML = strHtmInstall + document.documentElement.innerHTML;
return LODOP;
};
};
if (LODOP.VERSION < "6.0") {
if (!needCLodop()) {
if (is64IE) document.write(strHtm64_Update);
else
if (isIE) document.write(strHtmUpdate);
else
document.documentElement.innerHTML = strHtmUpdate + document.documentElement.innerHTML;
};
return LODOP;
};
//===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("北京XXXXX公司","8xxxxxxxxxxxxx5","","");//===========================================================
return LODOP;
} catch (err) { alert("getLodop出错:" + err); };
};
3.在所需页面引入使用
import { getLodop } from '../../utils/LodopFuncs'
4. 实现打印页面
let LODOP = getLodop();
LODOP.PRINT_INIT("题目"); LODOP.ADD_PRINT_PDF(0,0,"100%","100%",base64); //LODOP.PREVIEW(); //预览静默打印直接注释掉这句就可以了
LODOP.PRINT(); //直接打印
5.可参考官网配置其他功能，需求。