int IVsCodeWindowEvents.OnNewView(IVsTextView vsTextView)
{
var wpfTextView = VsEditorAdaptersFactoryService.GetWpfTextView(vsTextView);
if (wpfTextView != null) {
var factory = ComponentModel.GetService<IEditorOperationsFactoryService>();
var editFilter = new EditFilter(wpfTextView, factory.GetEditorOperations(wpfTextView), ServiceProvider.GlobalProvider);
editFilter.AttachKeyboardFilter(vsTextView);
wpfTextView.GotAggregateFocus += OnTextViewGotAggregateFocus;
wpfTextView.LostAggregateFocus += OnTextViewLostAggregateFocus;
}
return VSConstants.S_OK;
}