private void InternalDispose()
{
AppDomain.CurrentDomain.AssemblyLoad -= OnAssemblyLoaded;
DisposableWebViews.Remove(this);
cancellationTokenSource.Cancel();
WebViewInitialized = null;
BeforeNavigate = null;
BeforeResourceLoad = null;
Navigated = null;
LoadFailed = null;
DownloadProgressChanged = null;
DownloadCompleted = null;
DownloadCancelled = null;
JavascriptContextCreated = null;
TitleChanged = null;
UnhandledAsyncException = null;
RenderProcessCrashed = null;
JavascriptContextReleased = null;
jsExecutor.Dispose();
settings.Dispose();
chromium.Dispose();
cancellationTokenSource.Dispose();
Disposed?.Invoke();
}
public void Dispose()
{
if (isDisposing)
{
return;
}
isDisposing = true;
GC.SuppressFinalize(this);
var disposed = false;
void InternalDispose()
{
if (disposed)
{
return; // bail-out
}
disposed = true;
AppDomain.CurrentDomain.AssemblyLoad -= OnAssemblyLoaded;
DisposableWebViews.Remove(this);
cancellationTokenSource.Cancel();
WebViewInitialized = null;
BeforeNavigate = null;
BeforeResourceLoad = null;
Navigated = null;
LoadFailed = null;
DownloadProgressChanged = null;
DownloadCompleted = null;
DownloadCancelled = null;
JavascriptContextCreated = null;
TitleChanged = null;
UnhandledAsyncException = null;
RenderProcessCrashed = null;
JavascriptContextReleased = null;
jsExecutor.Dispose();
settings.Dispose();
chromium.Dispose();
cancellationTokenSource.Dispose();
Disposed?.Invoke();
}
// avoid dead-lock, wait for all pending calls to finish
JavascriptCallFinished += () => {
if (javascriptPendingCalls == 0)
{
Dispatcher.BeginInvoke((Action)InternalDispose);
}
};
if (javascriptPendingCalls > 0)
{
// JavascriptCallFinished event will trigger InternalDispose,
// this check must come after registering event to avoid losing the event call
return;
}
InternalDispose();
}
