前言
此控件直接进行打印底部会有水印,通过官网购买可以解决;
如不想购买,可先执行预览,弹出预览框进行打印;
需要用到的js文件和api文档附后,请注意查看。
首先需要在局部或全局引入LodopFuncs.js文件
import {getLodop} from '../../../components/js/LodopFuncs'
方法中调用
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print(){ let LODOP = getLodop(); LODOP.PRINT_INITA(0,0,800,1600, "打印库位名称" ); LODOP.SET_PRINT_PAGESIZE(1,700,500, "" ) //设定纸张大小 LODOP.NewPage(); //初始化 LODOP.SET_PRINT_MODE( "RESELECT_PRINTER" , true ); LODOP.ADD_PRINT_TEXT( '10mm' , '50mm' , '30mm' , '20mm' , 'iphone20Plus' ); //打印文字 LODOP.SET_PRINT_STYLEA(0, "FontSize" ,30); //字体样式 LODOP.ADD_PRINT_LINE( '10mm' , '35mm' , '40mm' , '35mm' ,0,1); //打印直线 LODOP.ADD_PRINT_BARCODE( '10mm' , '2.5mm' , '35mm' , '35mm' , "QRCode" , '123456' ); //打印二维码 LODOP.SET_PRINT_STYLEA(0, "AlignJustify" ,2); //二维码样式和规则 LODOP.SET_PRINTER_INDEXA( "TSC TTP-244 Pro" ); //选择打印机 // LODOP.PRINT_DESIGN()//打开设置 // LODOP.PREVIEW(); //预览 LODOP.PRINT() //直接打印 }, |
LodopFuncs.js文件
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//==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 ; } } //==引用CLodop的主JS,用双端口8000和18000(以防其中一个被占):== if (needCLodop()) { var head = document.head || document.getElementsByTagName( "head" )[0] || document.documentElement; var JS1 = document.createElement( "script" ); JS1.src = "http://localhost:8000/CLodopfuncs.js?priority=1" ; head.insertBefore(JS1, head.firstChild); var JS2 = document.createElement( "script" ); JS2.src = "http://localhost:18000/CLodopfuncs.js?priority=0" ; head.insertBefore(JS2, head.firstChild); CLodopIsLocal = !!((JS1.src + JS2.src).match(/\/\/localho|\/\/127.0.0./i)); if (JS1.attachEvent) { CLodopJsState = "loading" ; var onChange = function (){ if (window.event.srcElement.readyState == 'loaded' ) CLodopJsState = "complete" ; }; JS1.attachEvent( 'onreadystatechange' ,onChange); JS2.attachEvent( 'onreadystatechange' ,onChange); } } //==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='https://wms.warehousing.com/download/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='https://wms.warehousing.com/download/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='https://wms.warehousing.com/download/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='https://wms.warehousing.com/download/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_1 = "<br><font color='#FF00FF'>Web打印服务CLodop未安装启动,点击这里<a href='https://wms.warehousing.com/download/CLodop_Setup_for_Win32NT.exe' target='_self'>下载执行安装</a>" ; var strCLodopInstall_2 = "<br>(若此前已安装过,可<a href='https://wms.warehousing.com/download/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='https://wms.warehousing.com/download/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 ua = navigator.userAgent; var isIE = !!(ua.match(/MSIE/i)) || !!(ua.match(/Trident/i)); if (needCLodop()) { try { LODOP = getCLodop(); } catch (err) {} if (!LODOP && (document.readyState !== "complete" || (isIE && CLodopJsState == "loading" )) ) { alert( "网页还没下载完毕,请稍等一下再操作." ); return ; } if (!LODOP) { document.body.innerHTML = strCLodopInstall_1 + (CLodopIsLocal ? strCLodopInstall_2 : "" ) + strCLodopInstall_3 + document.body.innerHTML; return ; } else { if (CLODOP.CVERSION < "3.0.9.3" ) { 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):== //======================================================= return LODOP; } catch (err) { alert( "getLodop出错:" + err); } } |
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原文链接:https://blog.csdn.net/u014675852/article/details/113695115