void OnDocumentComplete(object pDisp, ref object URL)
{
if (pDisp != this.site)
{
return;
}
IHTMLDocument2 doc = (IHTMLDocument2)browser.Document;
if (LoadData("Enabled") == "on")
{
browser.ExecWB(SHDocVw.OLECMDID.OLECMDID_PRINT, OLECMDEXECOPT.OLECMDEXECOPT_PROMPTUSER);
//doc.parentWindow.execScript("window.print();");
//SendKeys.SendWait("{^P}");
//doc.parentWindow.execScript("window.close();");
doc.parentWindow.close();
string next_url = PopUrl();
if (next_url != "")
{
browser.Navigate(next_url, 0x800);
//doc.parentWindow.execScript("window.onunload = function() {window.open('" + next_url + "')};");
}
else
{
SetData("Enabled", "off");
}
}
}
/// <summary>
/// Navigates the specified URL.
/// </summary>
/// <param name="URL">The URL.</param>
/// <param name="Flags">The flags.</param>
/// <param name="postData">The post data.</param>
public void Navigate(string URL, BrowserNavConstants Flags, string postData)
{
//At runtime, outobj data type is determined and passed as
//variant of that type. Used for simple data types
object outobj = (int)Flags;
object outtarget = null;
object sendPostData = null;
object headers = null;
if (Flags == BrowserNavConstants.navOpenInNewWindow)
{
outtarget = "_BLANK";
}
if (!string.IsNullOrEmpty(postData))
{
sendPostData = Encoding.ASCII.GetBytes(postData);
headers = "Content-Type: application/x-www-form-urlencoded" + Convert.ToChar(10) + Convert.ToChar(13);
}
ie.Navigate(URL, ref outobj, ref outtarget, ref sendPostData, ref headers);
}
/// <summary>
/// Handles Browser Application error messages
/// </summary>
/// <param name="topLevelhWnd"></param>
/// <param name="hwnd"></param>
/// <param name="process"></param>
/// <param name="title"></param>
/// <param name="notification"></param>
/// <returns></returns>
private static void navigateOnSTAThread(object navigateUrl)
{
IWebBrowser2 iWebBrowser2 = IWebBrowser2FromHandle(ieHwnd);
object empty = null;
// Can allow more parameters later if needed.
iWebBrowser2.Navigate((string)navigateUrl, ref empty, ref empty, ref empty, ref empty);
}
/// <summary>
/// Gets the page using external com browser IE.
/// </summary>
/// <param name="page">The page request.</param>
/// <returns>true if successful</returns>
private bool GetExternal(HTTPRequest page)
{
// Delay before getting page
// Bugfix: Moved over from LoadPage because it affected GetInternal as well.
// GetInternal already get's delayed when calling HTTPTransaction.HTTPGet/Transaction
if (page.Delay > 0)
{
Thread.Sleep(page.Delay);
}
// Use External Browser (IE) to get HTML page
// IE downloads all linked graphics ads, etc
// IE will run Javascript source if required to renderthe page
if (_IE == null)
{
_IE = new InternetExplorer();
}
IWebBrowser2 webBrowser = (IWebBrowser2)_IE;
object empty = Missing.Value;
// check if request is POST or GET
if (page.PostQuery != null)
{
ASCIIEncoding encoding = new ASCIIEncoding();
object postData = (object)encoding.GetBytes(page.PostQuery);
object header = (object)"Content-Type: application/x-www-form-urlencoded\n\r";
webBrowser.Navigate(page.Url, ref empty, ref empty, ref postData, ref header);
}
else
{
webBrowser.Navigate(page.Url, ref empty, ref empty, ref empty, ref empty);
}
while (webBrowser.Busy == true)
{
Thread.Sleep(500);
}
HTMLDocumentClass doc = (HTMLDocumentClass)webBrowser.Document;
_strPageSource = doc.body.innerHTML;
return(true);
}
void BrowserAquiredCheck(object obj)
{
string urlString = obj as string;
if (urlString != BrowserId)
{
if (browserAquiredTimer != null)
{
browserAquiredTimer.Dispose();
}
browserAquiredTimer = null;
return;
}
if (web == null)
{
if (this._WebBrowserExtendedState == Microsoft.Uii.Csr.Browser.Web.WebBrowserExtendedState.BrowserNotAcquired)
{
StartBrowser();
SinkEvents();
browserAquiredTimer = new System.Threading.Timer(new TimerCallback(BrowserAquiredCheck), urlString, TimeSpan.FromMilliseconds(2000), TimeSpan.Zero);
}
else if (DateTime.Now - browserAquiredStart > TimeSpan.FromSeconds(45))
{
if (browserAquiredTimer != null)
{
browserAquiredTimer.Dispose();
}
browserAquiredTimer = null;
return;
}
else
{ // try again in a few moments
browserAquiredTimer = new System.Threading.Timer(new TimerCallback(BrowserAquiredCheck), urlString, TimeSpan.FromMilliseconds(500), TimeSpan.Zero);
}
return;
}
else
{
PreNavigate(urlString);
try
{
web.Navigate(urlString);
}
catch (InvalidCastException)
{
// can happen if the browser has closed but we haven't recognized it yet
ResetBrowser(urlString);
return;
}
PostNavigate(urlString);
}
}
/// <summary>
/// Navigate to a specific web site or refresh the display with the Html or Body
/// content previously set.
/// </summary>
/// <param name="url">Web Site to navigate. Use an empty string or null as parameter
/// value to activate the display with the Html/Body content.</param>
public void Navigate(string url)
{
if (url == null || url == String.Empty)
{
url = "about:blank";
}
if (!IsHandleCreated)
{
this.url = url;
return;
}
Object flags = 0;
Object targetFrame = String.Empty;
Object postData = String.Empty;
Object headers = String.Empty;
try {
control.Navigate(url, ref flags, ref targetFrame, ref postData, ref headers);
} catch {}
}
void BrowserAquiredCheck(object obj)
{
string urlString = obj as string;
if (urlString != BrowserId)
{
if (browserAquiredTimer != null)
{
browserAquiredTimer.Dispose();
}
browserAquiredTimer = null;
return;
}
if (web == null)
{
if (true == (bool)Dispatcher.Invoke(new System.Func <bool>(() =>
{
try
{
if (webBrowser is System.Windows.Controls.WebBrowser)
{
if (((System.Windows.Controls.WebBrowser)webBrowser).Handle == IntPtr.Zero)
{
return(false);
}
web = GetIWebBrowser2(((System.Windows.Controls.WebBrowser)webBrowser).Handle);
}
else
{
Debug.Assert(false); // TODO:
}
if (web == null)
{
return(false);
}
return(true);
}
catch { }
return(true);
})))
{
if (browserAquiredTimer != null)
{
browserAquiredTimer.Dispose();
}
browserAquiredTimer = null;
Dispatcher.Invoke(new System.Action(() =>
{
try
{
this._WebBrowserEventSink.BrowserObjectAppeared(web, false, 0);
this._WebBrowserEventSink.Advise(web);
}
catch { }
try
{
web.Navigate(urlString);
}
catch (Exception ex)
{
Trace.WriteLine("Error in webBrowser.Navigate(" + urlString + ") " + ex.Message);
}
}));
return;
}
else
{
if (DateTime.Now - browserAquiredStart > TimeSpan.FromSeconds(45))
{
if (browserAquiredTimer != null)
{
browserAquiredTimer.Dispose();
}
browserAquiredTimer = null;
return;
}
else
{ // try again in a few moments
browserAquiredTimer = new System.Threading.Timer(new TimerCallback(BrowserAquiredCheck), urlString, TimeSpan.FromMilliseconds(500), TimeSpan.Zero);
}
}
}
else
{
web.Navigate(urlString);
}
}
void IWebBrowser2.Navigate(string URL, ref object Flags, ref object TargetFrameName, ref object PostData, ref object Headers)
{
_EmbeddedWebBrowserAsIWebBrowser2.Navigate(URL, ref Flags, ref TargetFrameName, ref PostData, ref Headers);
}
public void Navigate(string url)
{
IsReady = false;
_ie.Navigate(url);
}