private static object GetCodeHint(ITextSnapshot textSnapshot, IdeServices ideServices,
int start, int len)
{
object hint;
try
{
hint = CollapsedHintCreator.GetHint(
new SnapshotSpan(textSnapshot,
start, len)
, ideServices);
}
catch (Exception ex)
{
hint = @"unable to generate hint, please see log (%appdata%\Roaming\nicologies\vbsharpoutliner.log) for details";
var srcCode = textSnapshot.GetText(start, Math.Min(len, textSnapshot.Length - start));
Logger.WriteLog(ex, srcCode);
}
return(hint);
}
public List <TagSpan <IOutliningRegionTag> > GetOutlineSpan(SyntaxNode node, ITextSnapshot textSnapshot,
IdeServices ideServices)
{
var ret = new List <TagSpan <IOutliningRegionTag> >();
var switcher = node as SwitchStatementSyntax;
if (switcher == null)
{
return(ret);
}
var hint = CollapsedHintCreator.GetHint(
new SnapshotSpan(textSnapshot, node.FullSpan.Start, node.FullSpan.Length),
ideServices);
var span = new TagSpan <IOutliningRegionTag>(
new SnapshotSpan(textSnapshot,
switcher.OpenBraceToken.FullSpan.Start - 1,
switcher.CloseBraceToken.FullSpan.End - switcher.OpenBraceToken.FullSpan.Start - 1),
new OutliningRegionTag(isDefaultCollapsed: false, isImplementation: true,
collapsedForm: "...",
collapsedHintForm: hint));
ret.Add(span);
return(ret);
}
public List <TagSpan <IOutliningRegionTag> > GetOutlineSpan(SyntaxNode node, ITextSnapshot textSnapshot,
IdeServices ideServices)
{
var ret = new List <TagSpan <IOutliningRegionTag> >();
var text = node.Parent.GetText();
var isOneLineBlock = text.Lines.Count <= 2;
if (isOneLineBlock)
{
return(ret);
}
var hint = CollapsedHintCreator.GetHint(
new SnapshotSpan(textSnapshot, node.Parent.FullSpan.Start, node.Parent.FullSpan.Length),
ideServices);
var span = new TagSpan <IOutliningRegionTag>(
new SnapshotSpan(textSnapshot,
node.FullSpan.Start - 1,
GetSpanLength(node)),
new OutliningRegionTag(isDefaultCollapsed: false, isImplementation: true,
collapsedForm: "...", collapsedHintForm: hint));
ret.Add(span);
return(ret);
}
