//= =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):== 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CLodop时用双端口(http是8000/18000,而https是8443/8444)以防其中某端口被占, // 主JS文件“CLodopfuncs.js”是固定文件名,其内容是动态的,与当前打印环境有关: 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') if (window.location.protocol == 'https:') { JS1.src = 'https://localhost.lodop.net:8443/CLodopfuncs.js' JS2.src = 'https://localhost.lodop.net:8444/CLodopfuncs.js' } else { JS1.src = 'http://localhost:8000/CLodopfuncs.js' 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() }// 开始加载 //= =获取LODOP对象主过程,判断是否安装、需否升级:== function getLodop (oOBJECT, oEMBED) { var strHtmInstall = "
打印控件未安装!点击这里执行安装,安装后请刷新页面或重新进入。" var strHtmUpdate = "
打印控件需要升级!点击这里执行升级,升级后请重新进入。" var strHtm64_Install = "
打印控件未安装!点击这里执行安装,安装后请刷新页面或重新进入。" var strHtm64_Update = "
打印控件需要升级!点击这里执行升级,升级后请重新进入。" var strHtmFireFox = "

(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)" var strHtmChrome = "

(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)" var strCLodopInstall_1 = "
Web打印服务CLodop未安装启动,点击这里下载执行安装" var strCLodopInstall_2 = "
(若此前已安装过,可点这里直接再次启动)" var strCLodopInstall_3 = ',成功后请刷新本页面。
' var strCLodopUpdate = "
Web打印服务CLodop需升级!点击这里执行升级,升级后请刷新页面。" var msgHtml = '' 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) { msgHtml = strCLodopInstall_1 + (CLodopIsLocal ? strCLodopInstall_2 : '') + strCLodopInstall_3 return } else { if (CLODOP.CVERSION < '4.0.9.9') { msgHtml = strCLodopUpdate } if (oEMBED && oEMBED.parentNode) { oEMBED.parentNode.removeChild(oEMBED) } // 清理旧版无效元素 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) { msgHtml = strHtmChrome } if (ua.indexOf('Firefox') >= 0) { msgHtml = strHtmFireFox } msgHtml = (is64IE ? strHtm64_Install : strHtmInstall) console.log(msgHtml) return LODOP } } if (LODOP.VERSION < '6.2.2.6') { if (!needCLodop()) { msgHtml = (is64IE ? strHtm64_Update : strHtmUpdate) } } //= ==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('', 'E89B8C436467D381F32C0B7F5674838FA59', '', '') //= ==============================================.com//.com台级//.net // alert('SET_LICENSES执行了') console.log(msgHtml) return LODOP } catch (err) { alert('getLodop出错:' + err) } } /** * 根据已有的html url进行打印 * @param type * 是打印还是打印预览:preview-打印预览;其它值为打印。 * @param config * 打印内容配置: * 1、为字符串时,表示打印的html所在的远程url地址。 * 2、为对象时:{ * url:打印的html所在的远程url地址, * width:html内容的实际宽度(单位像素) * height:html内容的实际高度(单位像素) * } * * 说明: * JasperReports设计模板的像素和实际纸张的尺寸之比为72pt=1英寸(in)。 * Lodop打印的内容是按照一个dpi占96px=72pt=1in=2.54cm(厘米)=25.4mm(毫米)打印,JasperReports的html结果内容是按照一个dpi占72pt生成。 * */ function doPrintByHtml (type, config) { if (!window.LODOP) { alert('打印插件不可用,请先到首页进行下载安装,然后刷新浏览器!') return } if (window.top && window.top.waltz && window.top.waltz.app && window.top.waltz.app.globalOption) { var globalOption = window.top.waltz.app.globalOption if (globalOption.lodopLicenseAuthor) { LODOP.SET_LICENSES(globalOption.lodopLicenseAuthor, globalOption.lodopLicenseKey, '', '') } } LODOP.PRINT_INIT('printTask') var url if ((typeof config === 'string') && config.constructor == String) { url = config } else { url = config.url var width = Math.round((config.width / 72) * 25.4) * 10 // 1 inch=25.4mm,Lodop默认单位为0.1mm var height = Math.round((config.height / 72) * 25.4) * 10 // 设置纸张大小,设置后不允许用户手动修改纸张大小 LODOP.SET_PRINT_PAGESIZE(0, width, height, '') } // 指定按实际宽度缩放比例 LODOP.SET_PRINT_MODE('PRINT_PAGE_PERCENT', 'Full-Width') LODOP.ADD_PRINT_HTM(0, 0, '100%', '100%', 'URL:' + url) LODOP.SET_PRINT_STYLE('Stretch', 2) if (type == 'preview') { LODOP.PREVIEW() } else { LODOP.PRINT() } } export { getLodop }