public void SubjectBuffersConnected(IWpfTextView textView, ConnectionReason reason, Collection <ITextBuffer> subjectBuffers)
        {
            AssertIsForeground();

            if (!_hasTextViewOpened)
            {
                _hasTextViewOpened = true;

                _colorApplier = new EnhancedColorApplier(_serviceProvider);

                // Check which experimental flights we are in
                _inUseEnhancedColorsFlight  = _experimentationService.IsExperimentEnabled(UseEnhancedColorsFlight);
                _inStopEnhancedColorsFlight = _experimentationService.IsExperimentEnabled(StopEnhancedColorsFlight);

                _settingsManager = (ISettingsManager)_serviceProvider.GetService(typeof(SVsSettingsPersistenceManager));

                // Do not hook settings changed if we have stopped the experiment.
                // We will simply remove the enhanced colors if they are applied.
                if (!_inStopEnhancedColorsFlight)
                {
                    // We need to update the theme whenever the Preview Setting changes or the VS Theme changes.
                    _settingsManager.GetSubset(UseEnhancedColorsSetting).SettingChangedAsync += UseEnhancedColorsSettingChangedAsync;
                    VSColorTheme.ThemeChanged += VSColorTheme_ThemeChanged;
                }

                VsTaskLibraryHelper.CreateAndStartTask(VsTaskLibraryHelper.ServiceInstance, VsTaskRunContext.UIThreadIdlePriority, UpdateThemeColors);
            }
        }
        public void SubjectBuffersConnected(IWpfTextView textView, ConnectionReason reason, Collection <ITextBuffer> subjectBuffers)
        {
            AssertIsForeground();

            if (!_hasTextViewOpened)
            {
                _hasTextViewOpened = true;

                _colorApplier    = new EnhancedColorApplier(_serviceProvider);
                _settingsManager = (ISettingsManager)_serviceProvider.GetService(typeof(SVsSettingsPersistenceManager));

                // We need to update the theme whenever the Preview Setting changes or the VS Theme changes.
                _settingsManager.GetSubset(UseEnhancedColorsSetting).SettingChangedAsync += UseEnhancedColorsSettingChangedAsync;
                VSColorTheme.ThemeChanged += VSColorTheme_ThemeChanged;

                VsTaskLibraryHelper.CreateAndStartTask(VsTaskLibraryHelper.ServiceInstance, VsTaskRunContext.UIThreadIdlePriority, UpdateThemeColors);
            }
        }