void ReparseFile(object sender, EventArgs args)
{
ITextSnapshot snapshot = _buffer.CurrentSnapshot;
List <MarkdownSection> newSections = new List <MarkdownSection>(
MarkdownParser.ParseMarkdownSections(snapshot)
.Select(t => new MarkdownSection()
{
TokenType = t.TokenType,
Span = snapshot.CreateTrackingSpan(t.Span, SpanTrackingMode.EdgeExclusive)
}));
NormalizedSnapshotSpanCollection oldSectionSpans = new NormalizedSnapshotSpanCollection(
_sections.Select(s => s.Span.GetSpan(snapshot)));
NormalizedSnapshotSpanCollection newSectionSpans = new NormalizedSnapshotSpanCollection(
newSections.Select(s => s.Span.GetSpan(snapshot)));
NormalizedSnapshotSpanCollection difference = SymmetricDifference(oldSectionSpans, newSectionSpans);
_sections = newSections;
foreach (var span in difference)
{
var temp = TagsChanged;
if (temp != null)
{
temp(this, new SnapshotSpanEventArgs(span));
}
}
}
protected override void ReParseImpl()
{
ITextSnapshot snapshot = TextBuffer.CurrentSnapshot;
Stopwatch stopwatch = Stopwatch.StartNew();
List <MarkdownSection> sections = new List <MarkdownSection>(
MarkdownParser.ParseMarkdownSections(snapshot)
.Select(t => new MarkdownSection()
{
TokenType = t.TokenType,
Span = snapshot.CreateTrackingSpan(t.Span, SpanTrackingMode.EdgeExclusive)
}));
OnParseComplete(new MarkdownParseResultEventArgs(sections, snapshot, stopwatch.Elapsed));
}
void RefreshComboItems(object sender, EventArgs args)
{
try
{
ignoreComboChange = true;
ITextSnapshot snapshot = textView.TextBuffer.CurrentSnapshot;
sections = new List <MarkdownSection>(
MarkdownParser.ParseMarkdownSections(snapshot)
.Select(t => new MarkdownSection()
{
TokenType = t.TokenType,
Span = snapshot.CreateTrackingSpan(t.Span, SpanTrackingMode.EdgeExclusive)
}));
sectionCombo.Items.Clear();
// First, add an item for "Top of the file"
sectionCombo.Items.Add(" (Top of file)");
foreach (var section in sections)
{
var lineText = section.Span.GetStartPoint(snapshot).GetContainingLine().GetText().TrimStart(' ', '\t', '#');
string spaces = new string('-', section.TokenType - MarkdownParser.TokenType.H1);
string comboText = string.Format("{0}{1}", spaces, lineText);
sectionCombo.Items.Add(comboText);
}
SetSectionComboToCaretPosition();
}
finally
{
ignoreComboChange = false;
}
}
