private void ProcessFailed(object sender, CoreWebView2ProcessFailedEventArgs e)
{
string message = $"Browser process failed...{Environment.NewLine}Description: {Description}{Environment.NewLine}Version: { CoreWebView2Environment.GetAvailableBrowserVersionString()}{Environment.NewLine}Url: {CurrentUrl}{Environment.NewLine}Error: {e.ProcessFailedKind}";
Errors.AddToCrashFile(message);
Errors.ReportProblem(message, "Fear not though, Arksplorer will attempt to keep going!", "Browser crashed!");
RecreateBrowser();
Navigate(CurrentUrl);
}
void WebView_ProcessFailed(object sender, CoreWebView2ProcessFailedEventArgs e)
{
void ReinitIfSelectedByUser(CoreWebView2ProcessFailedKind kind)
{
string caption;
string message;
if (kind == CoreWebView2ProcessFailedKind.BrowserProcessExited)
{
caption = "Browser process exited";
message = "WebView2 Runtime's browser process exited unexpectedly. Recreate WebView?";
}
else
{
caption = "Web page unresponsive";
message = "WebView2 Runtime's render process stopped responding. Recreate WebView?";
}
var selection = MessageBox.Show(message, caption, MessageBoxButton.YesNo);
if (selection == MessageBoxResult.Yes)
{
// The control cannot be re-initialized so we setup a new instance to replace it.
// Note the previous instance of the control has been disposed of and removed from
// the visual tree before attaching the new one.
WebView2 replacementControl = GetReplacementControl();
if (_isControlInVisualTree)
{
RemoveControlFromVisualTree(webView);
}
// Dispose of the control so additional resources are released. We do this only
// after creating the replacement control as properties for the replacement
// control are taken from the existing instance.
webView.Dispose();
webView = replacementControl;
AttachControlToVisualTree(webView);
}
}
void ReloadIfSelectedByUser(CoreWebView2ProcessFailedKind kind)
{
string caption;
string message;
if (kind == CoreWebView2ProcessFailedKind.RenderProcessExited)
{
caption = "Web page unresponsive";
message = "WebView2 Runtime's render process exited unexpectedly. Reload page?";
}
else
{
caption = "App content frame unresponsive";
message = "WebView2 Runtime's render process for app frame exited unexpectedly. Reload page?";
}
var selection = MessageBox.Show(message, caption, MessageBoxButton.YesNo);
if (selection == MessageBoxResult.Yes)
{
webView.Reload();
}
}
bool IsAppContentUri(Uri source)
{
// Sample virtual host name for the app's content.
// See CoreWebView2.SetVirtualHostNameToFolderMapping: https://docs.microsoft.com/en-us/dotnet/api/microsoft.web.webview2.core.corewebview2.setvirtualhostnametofoldermapping
return(source.Host == "appassets.example");
}
switch (e.ProcessFailedKind)
{
case CoreWebView2ProcessFailedKind.BrowserProcessExited:
// Once the WebView2 Runtime's browser process has crashed,
// the control becomes virtually unusable as the process exit
// moves the CoreWebView2 to its Closed state. Most calls will
// become invalid as they require a backing browser process.
// Remove the control from the visual tree so the framework does
// not atempt to redraw it, which would call the invalid methods.
RemoveControlFromVisualTree(webView);
goto case CoreWebView2ProcessFailedKind.RenderProcessUnresponsive;
case CoreWebView2ProcessFailedKind.RenderProcessUnresponsive:
System.Threading.SynchronizationContext.Current.Post((_) =>
{
ReinitIfSelectedByUser(e.ProcessFailedKind);
}, null);
break;
case CoreWebView2ProcessFailedKind.RenderProcessExited:
System.Threading.SynchronizationContext.Current.Post((_) =>
{
ReloadIfSelectedByUser(e.ProcessFailedKind);
}, null);
break;
case CoreWebView2ProcessFailedKind.FrameRenderProcessExited:
// A frame-only renderer has exited unexpectedly. Check if reload is needed.
// In this sample we only reload if the app's content has been impacted.
foreach (CoreWebView2FrameInfo frameInfo in e.FrameInfosForFailedProcess)
{
if (IsAppContentUri(new System.Uri(frameInfo.Source)))
{
goto case CoreWebView2ProcessFailedKind.RenderProcessExited;
}
}
break;
default:
// Show the process failure details. Apps can collect info for their logging purposes.
StringBuilder messageBuilder = new StringBuilder();
messageBuilder.AppendLine($"Process kind: {e.ProcessFailedKind}");
messageBuilder.AppendLine($"Reason: {e.Reason}");
messageBuilder.AppendLine($"Exit code: {e.ExitCode}");
messageBuilder.AppendLine($"Process description: {e.ProcessDescription}");
System.Threading.SynchronizationContext.Current.Post((_) =>
{
MessageBox.Show(messageBuilder.ToString(), "Child process failed", MessageBoxButton.OK);
}, null);
break;
}
}
private void CoreWebView2_ProcessFailed(object sender, CoreWebView2ProcessFailedEventArgs e)
{
MessageBox.Show($"WebView2 ProcessFailed {e.ProcessFailedKind}");
}
