void UpdateOutliningRegionTags(SyntaxTreeAndSnapshot syntaxTreeAndSnapshot)
{
_outliningRegionTags.Clear();
var outliningDefinitions = OutliningProvider.Default.GetOutliningDefinitions(syntaxTreeAndSnapshot.SyntaxTree.Root);
_outliningRegionTags.AddRange(ToRegionTags(outliningDefinitions, syntaxTreeAndSnapshot));
}
public static ImmutableList <NavigationBarItem> Build(SyntaxTreeAndSnapshot codeGenerationUnitAndSnapshot)
{
var syntaxRoot = codeGenerationUnitAndSnapshot?.SyntaxTree.Root as GuiDescriptionSyntax;
return(NavigatableSections.GetItems(syntaxRoot)
.Select(item => new NavigationBarItem(
displayName: item.DisplayName,
imageMoniker: GdImageMonikers.GetMoniker(item.Glyph),
extent: item.Extent,
navigationPoint: item.NavigationPoint))
.ToImmutableList());
}
public static ImmutableList <NavigationBarItem> Build(SyntaxTreeAndSnapshot codeGenerationUnitAndSnapshot)
{
ThreadHelper.ThrowIfNotOnUIThread();
if (codeGenerationUnitAndSnapshot == null)
{
return(ImmutableList <NavigationBarItem> .Empty);
}
return(new[] {
new NavigationBarItem(
displayName: codeGenerationUnitAndSnapshot.Snapshot.TextBuffer.GetContainingProject()?.Name ?? ProjectMapper.MiscellaneousFiles,
imageMoniker: KnownMonikers.CSProjectNode)
}.ToImmutableList());
}
IEnumerable <ITagSpan <IOutliningRegionTag> > ToRegionTags(IEnumerable <OutliningDefinition> outliningDefinitions, SyntaxTreeAndSnapshot syntaxTreeAndSnapshot)
{
foreach (var outliningDefinition in outliningDefinitions)
{
var foldingExtent = outliningDefinition.FoldingExtent;
var previewExtent = outliningDefinition.PreviewExtent;
var foldingSpan = new SnapshotSpan(new SnapshotPoint(syntaxTreeAndSnapshot.Snapshot, foldingExtent.Start), length: foldingExtent.Length);
var previewSpan = new SnapshotSpan(new SnapshotPoint(syntaxTreeAndSnapshot.Snapshot, previewExtent.Start), length: previewExtent.Length);
var tag = new OutliningRegionTag(
isDefaultCollapsed: outliningDefinition.IsDefaultCollapsed,
isImplementation: outliningDefinition.IsImplementation,
collapsedForm: outliningDefinition.CollapsedText,
collapsedHintForm: _codeContentControlProvider.CreateContentControlForOutlining(previewSpan));
yield return(new TagSpan <IOutliningRegionTag>(foldingSpan, tag));
}
}
