public void GoBack()
{
if (UrlReferrer == Request.Url.ToString())
{
NameValueCollection kv = UWeb.ParseQs(UrlReferrer);
string url = "";
Response.Redirect(url, true);
}
else
{
Response.Redirect(UrlReferrer, true);
}
}
public void ShowPage(string url)
{
Visibility = Visibility.Visible;
Match m = Regex.Match(url, @"^(https?:\/\/)?(www\.)(?<url>.+)$");
if (m.Success)
{
string sUrl = $@"http://www.{m.Groups["url"].Value}";
UWeb.Navigate(sUrl);
}
else
{
UWeb.Navigate(@"https://www.duckduckgo.com/?q=" + url);
}
}
public WebBrowser()
{
InitializeComponent();
Height = SystemParameters.PrimaryScreenHeight;
Width = SystemParameters.PrimaryScreenWidth;
WindowStartupLocation = WindowStartupLocation.CenterScreen;
KeyDown += (sender, e) => {
if (e.Key == Key.Escape)
{
UWeb.Dispose();
Close();
}
};
UWeb.Navigated += (sender, e) => {
//Hack so that the 'load javascript?' prompt does not show up
dynamic activeX = UWeb.GetType().InvokeMember("ActiveXInstance",
BindingFlags.GetProperty | BindingFlags.Instance | BindingFlags.NonPublic,
null, UWeb, new object[] { });
activeX.Silent = true;
Navigated?.Invoke(e.Uri.ToString());
NavUrl.Text = e.Uri.ToString();
};
NavUrl.KeyDown += (sender, e) => {
if (e.Key == Key.Enter)
{
e.Handled = true;
try {
ShowPage(NavUrl.Text);
} catch (Exception ex) { Console.WriteLine(ex.Message); }
}
};
Loaded += (sender, e) => {
IntPtr hWnd = new System.Windows.Interop.WindowInteropHelper(this).Handle;
//If you allow transparency on the window, the web browser does not render
//By using WinAPI, we can bypass that bug by setting the window properties manually
SetWindowLong(hWnd, -16, 0x80000000);
};
}
public void Redirect(string url, params object[] pv)
{
UWeb.Redirect(url, pv);
}
