public IWpfTextView CreateTextView(IEnumerable <SnapshotSpan> lines)
{
var parentView = TextViewConnectionListener.GetTextViewDataForBuffer(lines.First().Snapshot.TextBuffer).LastActiveView;
var buffer = ProjectionFactory.CreateProjectionBuffer(
null,
lines.SelectMany(s => new object[] { Environment.NewLine }.Concat(
// Use the text from the outer ProjectionBuffer, which can
// include language services from other projected buffers.
// This makes the tooltip include syntax highlighting that
// does not exist in the innermost Markdown buffer.
parentView.BufferGraph
.MapUpToBuffer(s, SpanTrackingMode.EdgeExclusive, parentView.TextBuffer)
.Select(s2 => s2.Snapshot.CreateTrackingSpan(s, SpanTrackingMode.EdgeExclusive))
))
.Skip(1) // Skip first newline
.ToList(),
ProjectionBufferOptions.None
);
var view = TextEditorFactory.CreateTextView(buffer, TextEditorFactory.NoRoles);
view.Background = Brushes.Transparent;
SizeToFit(view);
return(view);
}