Exemple #1
0
        void UpdateAdornmentsWorker()
        {
            //var analysisLines = Analysis.Lines;
            //if (Analysis.Snapshot != View.TextSnapshot) {
            //    var task = Analysis.Update();
            //    if (task != null) {
            //        UpdateAdornments(task);
            //    }
            //    return;
            //} else if (analysisLines == null) {
            //    UpdateAdornments(Analysis.Reset());
            //    return;
            //}

            if (!GlobalVisible)
            {
                Canvas.Visibility = Visibility.Collapsed;
                return;
            }
            Canvas.Visibility = Visibility.Visible;

            var snapshot  = View.TextSnapshot;
            var viewModel = View.TextViewModel;

            if (snapshot == null || viewModel == null)
            {
                return;
            }

            var firstVisibleLine = View.TextViewLines.FirstOrDefault(line => line.IsFirstTextViewLineForSnapshotLine);

            if (firstVisibleLine == null)
            {
                return;
            }
            var lastVisibleLine = View.TextViewLines.LastOrDefault(line => line.IsLastTextViewLineForSnapshotLine);

            if (lastVisibleLine == null)
            {
                return;
            }

            var analysisLines = Analysis.GetLines(
                firstVisibleLine.Start.GetContainingLine().LineNumber,
                lastVisibleLine.Start.GetContainingLine().LineNumber
                );

            if (!analysisLines.Any())
            {
                return;
            }


#if PERFORMANCE
            object cookie = null;
            try {
                PerformanceLogger.Start(ref cookie);
                UpdateAdornments_Performance(
                    snapshot,
                    viewModel,
                    firstVisibleLine,
                    analysisLines
                    );
            } catch (OperationCanceledException) {
                PerformanceLogger.Mark("Cancel");
                throw;
            } finally {
                PerformanceLogger.End(cookie);
            }
        }