static public IHTMLElement GetFrame(mshtml.IHTMLDocument2 doc)
{
IHTMLElement frame = null;
mshtml.IHTMLWindow2 window2 = null;
try
{
window2 = doc.parentWindow as mshtml.IHTMLWindow2;
if (window2 != null)
{
return(((mshtml.HTMLWindow2)window2).frameElement as IHTMLElement);
}
}
catch (UnauthorizedAccessException) {
//主页面和IFRAME页面处于不同域名的时候会报UnauthorizedAccessException，下面通过IHTMLWindow2->IWebBrowser2
//比较IWebBrowser2和iframe元素url定位iframe
SHDocVw.IWebBrowser2 browser = CrossFrameIE.GetIWebBrowser2(window2);
mshtml.IHTMLDocument3 parentDoc = browser.Parent as mshtml.IHTMLDocument3;
mshtml.IHTMLElementCollection framesCollection = parentDoc.getElementsByTagName("iframe") as mshtml.IHTMLElementCollection;
foreach (mshtml.IHTMLElement f in framesCollection)
{
SHDocVw.IWebBrowser2 wb2 = (SHDocVw.IWebBrowser2)((mshtml.HTMLFrameElement)f);
if (wb2.LocationURL == browser.LocationURL)
{
frame = f as IHTMLElement;
break;
}
}
}
catch (Exception)
{
return(null);
}
return(frame);
}
private static DispHTMLDocument getDocumentByFrame(DispHTMLDocument doc, String frameData)
{
try
{
FramesCollection frames = Helper.getHelper().getDocumentProperty("frames") as FramesCollection;
int index;
if (Int32.TryParse(frameData, out index) && frames.length >= index)
{
return(getFrameDocument(frames.item(index) as IHTMLWindow2));
}
else
{
for (int i = 0; i < frames.length; i++)
{
Object frameObject = frames.item(i);
IHTMLWindow2 frame = (IHTMLWindow2)frameObject;
if (frame.name.Equals(frameData))
{
frameObject = CrossFrameIE.GetDocumentFromWindow(frame).activeElement.document as DispHTMLDocument;
return((DispHTMLDocument)frameObject);
}
}
}
}
catch
{
}
return(doc);
}
private IHTMLDocument3 parseFrameDocument(int index)
{
object refIndex = (object)index;
IHTMLDocument2 htmlDoc = (IHTMLDocument2)webBrowser.Document.DomDocument;
IHTMLWindow2 target_mshtmlIHTMLWindow = (IHTMLWindow2)htmlDoc.frames.item(ref refIndex);
IHTMLDocument2 target_mshtmlIHTMLDoc = CrossFrameIE.GetDocumentFromWindow(target_mshtmlIHTMLWindow);
IHTMLDocument3 doc3 = (IHTMLDocument3)target_mshtmlIHTMLDoc;
return(doc3);
}
/// 向业务系统发送消息-入口
/// <summary>
/// 向业务系统发送消息-入口
/// </summary>
/// <param name="msg"></param>
public void SendToWeb(string msg, string webpageid, int recount = 0)
{
Loger.Log4Net.Info("[MainJs] [SendToWeb] 发送网页消息：" + recount + " 次数，指定页面ID：" + webpageid);
try
{
IHTMLWindow2 win = GetIHTMLWindow2ByWebPageID(webpageid);
string para = string.Format("&outBoundType={0}", ((int)BusinessProcess.OutBoundType).ToString());
msg += para;
//呼入振铃，则弹屏
if (msg.StartsWith("UserEvent=" + UserEvent.Transferred.ToString()))
{
TimeProgress(null, new string[] { "", "", "start" });
Loger.Log4Net.Info("[MainJs] [SendMesToWeb] 弹屏 " + ConfigurationManager.AppSettings["DefaultURL"] + "/CTI/PopTransfer.aspx");
NewPageForReq(ConfigurationManager.AppSettings["DefaultURL"] + "/CTI/PopTransfer.aspx?" + msg, true);
}
//发送事件
win.execScript("try{MethodScript('" + msg + "');}catch(e){}", "Javascript");
var subwin = CrossFrameIE.GetFrameWindowObject(win, SendMsgToIframeSubPageName);
//给当前Page中iframe子页面发送消息，若子页面没有订阅消息，则不会发送
if (subwin != null && alowReceiveCallMsg_WebpageIDList.Contains(webpageid))
{
subwin.execScript("try{MethodScript('" + msg + "');}catch(e){}", "Javascript");
}
Loger.Log4Net.Info("[MainJs] [SendMesToWeb] CTIEventMsg msg：" + msg);
if (msg.StartsWith("UserEvent=Released"))
{
CurrentOutBoundTabPageName = "";
Loger.Log4Net.Info("[MainJs] [CurrentOutBoundTabPageName] 挂断清空");
}
}
catch (Exception ex)
{
Loger.Log4Net.Error("客户端回调函数出错：" + ex.Message + "|" + ex.StackTrace);
//2秒后重新执行,尝试5次
if (recount <= 5)
{
Thread thread = new Thread(new ThreadStart(() =>
{
Thread.Sleep(2 * 1000);
this.Invoke(new Action <string, int>(SendToWeb), msg, recount + 1);
}));
thread.Start();
}
}
}
private static DispHTMLDocument getFrameDocument(IHTMLWindow2 frame)
{
Object frameObject = CrossFrameIE.GetDocumentFromWindow(frame).activeElement.document as DispHTMLDocument;
return((DispHTMLDocument)frameObject);
}