public BrowserControl() :
base()
{
InitializeComponent();
BackButton.IsEnabled = IE.CanGoBack;
ForwardButton.IsEnabled = IE.CanGoForward;
_wpfWebBrowserHelper = new WpfWebBrowserExtender( IE );
_wpfWebBrowserHelper.HookForEvents
(
new WpfWebBrowserExtender.HookEventType[]
{
WpfWebBrowserExtender.HookEventType.DownloadBegin,
WpfWebBrowserExtender.HookEventType.ProgressChange,
WpfWebBrowserExtender.HookEventType.DownloadComplete,
WpfWebBrowserExtender.HookEventType.NavigateError,
WpfWebBrowserExtender.HookEventType.NavigateComplete,
WpfWebBrowserExtender.HookEventType.NewWindow
}
);
_wpfWebBrowserHelper.DownloadBegin += WpfWebBrowserHelper_DownloadBegin;
_wpfWebBrowserHelper.ProgressChange += WpfWebBrowserHelper_ProgressChange;
_wpfWebBrowserHelper.DownloadComplete += WpfWebBrowserHelper_DownloadComplete;
_wpfWebBrowserHelper.NavigateError += WpfWebBrowserHelper_NavigateError;
_wpfWebBrowserHelper.NavigateComplete += WpfWebBrowserHelper_NavigateComplete;
_wpfWebBrowserHelper.NewWindow += WpfWebBrowserHelper_NewWindow;
AddressBox.Focus();
AddressBox.SelectAll();
}
void WpfWebBrowserHelper_ProgressChange( object sender, WpfWebBrowserExtender.ProgressChangeEventArgs e )
{
double percentDownloaded = e.ProgressMax != 0 ? e.Progress * 100 / e.ProgressMax : 100;
StatusText.Width = AddressBox.ActualWidth * percentDownloaded / 100;
}
void WpfWebBrowserHelper_DownloadBegin( object sender, WpfWebBrowserExtender.DownloadBeginEventArgs e )
{
StopButton.Visibility = Visibility.Visible;
RefreshButton.Visibility = Visibility.Hidden;
StatusText.Visibility = Visibility.Visible;
}
void WpfWebBrowserHelper_NewWindow( object sender, WpfWebBrowserExtender.NewWindowEventArgs e )
{
var eventArgs = new NewWindowRequestEventArgs();
eventArgs.Url = e.url;
NewWindowRequest( this, eventArgs );
}
void WpfWebBrowserHelper_NavigateComplete( object sender, WpfWebBrowserExtender.NavigateCompleteEventArgs e )
{
AddressBox.Text = e.Uri;
}
void WpfWebBrowserHelper_NavigateError( object sender, WpfWebBrowserExtender.NavigateErrorEventArgs e )
{
NavigationHelperOpenBingQuery( e.Uri );
}
void WpfWebBrowserHelper_DownloadComplete( object sender, WpfWebBrowserExtender.DownloadCompleteEventArgs e )
{
StopButton.Visibility = Visibility.Hidden;
RefreshButton.Visibility = Visibility.Visible;
BackButton.IsEnabled = IE.CanGoBack;
ForwardButton.IsEnabled = IE.CanGoForward;
StatusText.Visibility = Visibility.Hidden;
if( !String.IsNullOrEmpty( e.PageTitle ) )
{
const int maxTitleLength = 20;
String pageTitle = e.PageTitle;
if( pageTitle.Length > maxTitleLength )
{
pageTitle = pageTitle.Substring( 0, maxTitleLength - 3 ) + "...";
}
var evetArgs = new TitleChangeEventArgs();
evetArgs.Title = pageTitle;
TitleChange( this, evetArgs );
}
}
