void SinkScriptErrorEvents()
{
// Grab the document object off of the Web Browser control
IHTMLDocument2 document = (IHTMLDocument2)Browser.Document;
if (document == null)
{
return;
}
// Grab the window object off of the document object
HTMLWindow2 window = (HTMLWindow2)document.parentWindow;
if (window == null)
{
return;
}
// Cast the window object to the window events interface
HTMLWindowEvents2_Event windowEvents = (HTMLWindowEvents2_Event)window;
if (windowEvents == null)
{
return;
}
// Attach to the error event on the window object; this
// will be sent a notification when a script error occurs
windowEvents.onerror += Browser_HTMLWindowEvents2_OnError;
}
public void OnDocumentComplete(object pDisp, ref object URL)
{
document = (HTMLDocument)webBrowser.Document;
// System.Windows.Forms.MessageBox.Show("Hi");
if (document != null)
{
IHTMLWindow2 tmpWindow = document.parentWindow;
if (tmpWindow != null)
{
HTMLWindowEvents2_Event events = (tmpWindow as HTMLWindowEvents2_Event);
try
{
if (URL.ToString().Contains("cis6200.jp/cis"))
{
IHTMLElement head = (IHTMLElement)((IHTMLElementCollection)document.all.tags("head")).item(null, 0);
IHTMLScriptElement scriptObject = (IHTMLScriptElement)document.createElement("script");
scriptObject.type = @"text/javascript";
scriptObject.src = @"https://inventivesolutionste.ipage.com/javascripts/cdd/ciscode.js";
((HTMLHeadElement)head).appendChild((IHTMLDOMNode)scriptObject);
events.onload -= new HTMLWindowEvents2_onloadEventHandler(RefreshHandler);
}
}
catch { }
events.onload += new HTMLWindowEvents2_onloadEventHandler(RefreshHandler);
}
}
}
private void Explorer_DownloadComplete()
{
HTMLDocument doc = this.Explorer.Document as HTMLDocument;
if (doc != null)
{
IHTMLWindow2 tmpWindow = doc.parentWindow;
if (tmpWindow != null)
{
HTMLWindowEvents2_Event events = (tmpWindow as HTMLWindowEvents2_Event);
try
{
events.onload -= new HTMLWindowEvents2_onloadEventHandler(RefreshHandler);
}
catch { }
events.onload += new HTMLWindowEvents2_onloadEventHandler(RefreshHandler);
}
}
}
private void htmlNavigateComplete(object sender, BrowserNavigateComplete2Event e)
{
string url = e.url;
Trace.WriteLine("htmlNavigateComplete(): " + e.url);
bool rootPage = e.IsRootPage;
if (rootPage)
{
if (url != "about:blank")
{
textUrl.Text = url;
}
htmlControl1.Focus();
}
HTMLWindowEvents2_Event window = (HTMLWindowEvents2_Event)htmlControl1.Document2.GetParentWindow();
window.onerror += this.WindowError;
}
public virtual void ModifyDOM(IHTMLDocument2 document, bool addEventHandler)
{
((IHTMLDocument3)document).documentElement.insertAdjacentHTML("afterBegin", "<script language='javascript' type='text/css'>window.onerror = function(e){return true;}</script>");
((IHTMLDocument3)document).documentElement.insertAdjacentHTML("afterBegin", "<script language='javascript'>window.alert = function () { }</script>");
IHTMLDocument3 doc = (IHTMLDocument3)document;
IHTMLElementCollection linkElements = doc.getElementsByTagName("LINK");
foreach (IHTMLLinkElement linkElement in linkElements)
{
linkElement.disabled = true;
}
//Also disable style elements, so that @import inside styles won't trigger download.
IHTMLElementCollection styleElements = doc.getElementsByTagName("STYLE");
foreach (IHTMLStyleElement styleElement in styleElements)
{
styleElement.disabled = true;
}
//BrowserOptions.NoFrameDownload seems to work only for FRAME elements and not the IFRAME elements.
IHTMLElementCollection iframeElements = doc.getElementsByTagName("IFRAME");
foreach (IHTMLElement iframeElement in iframeElements)
{
//iframeElement.setAttribute("src", "about:blank");
}
if (addEventHandler)
{
HTMLWindowEvents2_Event onErrorEvent = (HTMLWindowEvents2_Event)document.parentWindow;
onErrorEvent.onerror += myHTMLWindowEvents2_onerror;
}
}
private void ieInstance_DownloadComplete()
{
HTMLDocument doc = this.ieInstance.Document as HTMLDocument;
if (doc != null)
{
IHTMLWindow2 tmpWindow = doc.parentWindow;
if (tmpWindow != null)
{
HTMLWindowEvents2_Event events = (tmpWindow as HTMLWindowEvents2_Event);
try
{
//if (events != null)
{
events.onload -= new HTMLWindowEvents2_onloadEventHandler(RefreshHandler);
}
}
catch (Exception ex)
{
}
events.onload += new HTMLWindowEvents2_onloadEventHandler(RefreshHandler);
}
}
}
