async void OnWebMessageReceived(WWebView sender, Web.WebView2.Core.CoreWebView2WebMessageReceivedEventArgs e)
{
if (Element.OnThisPlatform().IsJavaScriptAlertEnabled())
{
await new global::Windows.UI.Popups.MessageDialog(e.TryGetWebMessageAsString()).ShowAsync();
}
}
void OnNavigationStarted(WWebView sender, Web.WebView2.Core.CoreWebView2NavigationStartingEventArgs e)
{
// TODO WINUI3
//Uri uri = e.Uri;
//if (uri != null)
//{
Uri uri;
if (Uri.TryCreate(e.Uri, UriKind.Absolute, out uri) && uri != null)
{
var args = new WebNavigatingEventArgs(_eventState, new UrlWebViewSource {
Url = uri.AbsoluteUri
}, uri.AbsoluteUri);
WebViewController.SendNavigating(args);
e.Cancel = args.Cancel;
// reset in this case because this is the last event we will get
if (args.Cancel)
{
_eventState = WebNavigationEvent.NewPage;
}
}
}
void NavigationFailed(WWebView sender, Web.WebView2.Core.CoreWebView2NavigationCompletedEventArgs e)
{
Uri uri = sender.Source;
if (uri != null)
{
SendNavigated(new UrlWebViewSource {
Url = uri.AbsoluteUri
}, _eventState, WebNavigationResult.Failure);
}
}
void OnNavigationCompleted(WWebView sender, Web.WebView2.Core.CoreWebView2NavigationCompletedEventArgs e)
{
if (e.IsSuccess)
{
NavigationSucceeded(sender, e);
}
else
{
NavigationFailed(sender, e);
}
}
void TearDown(WWebView webView)
{
if (webView == null)
{
return;
}
webView.NavigationStarting -= OnNavigationStarted;
webView.NavigationCompleted -= OnNavigationCompleted;
webView.CoreProcessFailed -= OnCoreProcessFailed;
webView.WebMessageReceived -= OnWebMessageReceived;
}
void Connect(WWebView webView)
{
if (webView == null)
{
return;
}
webView.CoreProcessFailed += OnCoreProcessFailed;
webView.WebMessageReceived += OnWebMessageReceived;
webView.NavigationStarting += OnNavigationStarted;
webView.NavigationCompleted += OnNavigationCompleted;
}
void Connect(WWebView webView)
{
if (webView == null)
{
return;
}
// TODO WINUI3
//webView.SeparateProcessLost += OnSeparateProcessLost;
//webView.NavigationFailed += OnNavigationFailed;
//webView.ScriptNotify += OnScriptNotify;
webView.NavigationStarting += OnNavigationStarted;
webView.NavigationCompleted += OnNavigationCompleted;
}
void TearDown(WWebView webView)
{
if (webView == null)
{
return;
}
webView.NavigationStarting -= OnNavigationStarted;
webView.NavigationCompleted -= OnNavigationCompleted;
// TODO WINUI3
// webView.SeparateProcessLost -= OnSeparateProcessLost;
//webView.NavigationFailed -= OnNavigationFailed;
//webView.ScriptNotify -= OnScriptNotify;
}
async void NavigationSucceeded(WWebView sender, Web.WebView2.Core.CoreWebView2NavigationCompletedEventArgs e)
{
// TODO WINUI3
//if (e.Uri != null)
// SendNavigated(new UrlWebViewSource { Url = e.Uri.AbsoluteUri }, _eventState, WebNavigationResult.Success);
Uri uri = sender.Source;
if (uri != null)
{
SendNavigated(new UrlWebViewSource {
Url = uri.AbsoluteUri
}, _eventState, WebNavigationResult.Success);
}
UpdateCanGoBackForward();
if (Element.OnThisPlatform().IsJavaScriptAlertEnabled())
{
await Control.ExecuteScriptAsync("window.alert = function(message){ window.external.notify(message); };");
}
}
void OnCoreProcessFailed(WWebView sender, Web.WebView2.Core.CoreWebView2ProcessFailedEventArgs args)
{
UpdateExecutionMode();
}