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70 lines
4.6 KiB
JavaScript

2 months ago
var CreatedOKLodop7766 = null;
function getLodop(oOBJECT, oEMBED) {
/**************************
本函数根据浏览器类型决定采用哪个页面元素作为Lodop对象
IE系列IE内核系列的浏览器采用oOBJECT
其它浏览器(Firefox系列Chrome系列Opera系列Safari系列等)采用oEMBED,
如果页面没有相关对象元素则新建一个或使用上次那个,避免重复生成
64位浏览器指向64位的安装程序install_lodop64.exe
**************************/
var strHtmInstall = "<br><font color='#FF00FF'>打印控件未安装!点击这里<a href='../Scripts/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='../Scripts/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='../Scripts/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='../Scripts/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 LODOP;
try {
//=====判断浏览器类型:===============
var isIE = (navigator.userAgent.indexOf('MSIE') >= 0) || (navigator.userAgent.indexOf('Trident') >= 0);
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;
};
//=====判断Lodop插件是否安装过没有安装或版本过低就提示下载安装:==========
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;
} else
if (LODOP.VERSION < "6.1.9.8") {
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(如注册码、语言选择等):====
//LODOP.SET_LICENSES("北京中电亿商网络技术有限责任公司", "653726081798577778794959892839", "", "");
//============================================================
return LODOP;
} catch (err) {
if (is64IE)
document.documentElement.innerHTML = "Error:" + strHtm64_Install + document.documentElement.innerHTML; else
document.documentElement.innerHTML = "Error:" + strHtmInstall + document.documentElement.innerHTML;
return LODOP;
};
}