public IEnumerable <ITagSpan <ClassificationTag> > GetTags(NormalizedSnapshotSpanCollection spans)
{
AntlrLanguageClient alc = AntlrLanguageClient.Instance;
if (alc == null)
{
yield break;
}
string ffn = _buffer.GetFFN().Result;
if (ffn == null)
{
yield break;
}
Workspaces.Document document = Workspaces.Workspace.Instance.FindDocument(ffn);
IVsTextView vstv = IVsTextViewExtensions.FindTextViewFor(ffn);
foreach (SnapshotSpan curSpan in spans)
{
SnapshotPoint start = curSpan.Start;
SnapshotPoint end = curSpan.End;
string text = curSpan.GetText();
int curLocStart = start.Position;
int curLocEnd = end.Position;
SymbolInformation[] sorted_combined_tokens = alc.CMGetClassifiersSendServer(curLocStart, curLocEnd - 1, ffn);
if (sorted_combined_tokens == null)
{
continue;
}
foreach (SymbolInformation r in sorted_combined_tokens)
{
int l = r.Location.Range.Start.Line;
int c = r.Location.Range.Start.Character;
int i = LanguageServer.Module.GetIndex(l, c, document);
int l2 = r.Location.Range.End.Line;
int c2 = r.Location.Range.End.Character;
int i2 = LanguageServer.Module.GetIndex(l2, c2, document);
int start_token_start = i;
int end_token_end = i2;
int type = (int)r.Kind;
int length = end_token_end - start_token_start + 1;
if (length < 0)
{
continue;
}
TagSpan <ClassificationTag> result = null;
try
{
if (type >= 0)
{
// Make sure the length doesn't go past the end of the current span.
if (start_token_start + length > curLocEnd)
{
var new_length = curLocEnd - start_token_start;
if (new_length >= 0)
{
length = new_length;
}
}
ITextSnapshot a = curSpan.Snapshot.TextBuffer.CurrentSnapshot;
ITextSnapshot b = curSpan.Snapshot;
SnapshotSpan tokenSpan = new SnapshotSpan(
curSpan.Snapshot.TextBuffer.CurrentSnapshot,
//curSpan.Snapshot,
new Span(start_token_start, length));
result = new TagSpan <ClassificationTag>(tokenSpan,
new ClassificationTag(_lsptype_to_classifiertype[type]));
}
}
catch (Exception)
{
//Logger.Log.Notify(exception.StackTrace);
}
if (result != null)
{
yield return(result);
}
}
}
}
private void MenuItemCallback(object sender, EventArgs e, bool forward)
{
try
{
////////////////////////
/// Next rule.
////////////////////////
IVsTextManager manager = ((IServiceProvider)ServiceProvider).GetService(typeof(VsTextManagerClass)) as IVsTextManager;
if (manager == null)
{
return;
}
manager.GetActiveView(1, null, out IVsTextView view);
if (view == null)
{
return;
}
view.GetCaretPos(out int l, out int c);
view.GetBuffer(out IVsTextLines buf);
if (buf == null)
{
return;
}
IWpfTextView xxx = AntlrLanguageClient.AdaptersFactory.GetWpfTextView(view);
ITextBuffer buffer = xxx.TextBuffer;
string ffn = buffer.GetFFN().Result;
if (ffn == null)
{
return;
}
Workspaces.Document document = Workspaces.Workspace.Instance.FindDocument(ffn);
if (document == null)
{
return;
}
int pos = LanguageServer.Module.GetIndex(l, c, document);
AntlrLanguageClient alc = AntlrLanguageClient.Instance;
if (alc == null)
{
return;
}
int new_pos = alc.CMNextSymbolSendServer(ffn, pos, forward);
if (new_pos < 0)
{
return;
}
List <IToken> where = new List <IToken>();
List <ParserDetails> where_details = new List <ParserDetails>();
IVsTextView vstv = IVsTextViewExtensions.FindTextViewFor(ffn);
if (vstv == null)
{
return;
}
IWpfTextView wpftv = AntlrLanguageClient.AdaptersFactory.GetWpfTextView(vstv);
if (wpftv == null)
{
return;
}
vstv.GetLineAndColumn(new_pos, out int line_number, out int colum_number);
ITextSnapshot cc = wpftv.TextBuffer.CurrentSnapshot;
SnapshotSpan ss = new SnapshotSpan(cc, new_pos, 1);
SnapshotPoint sp = ss.Start;
// Put cursor on symbol.
wpftv.Caret.MoveTo(sp);
if (line_number > 0)
{
vstv.CenterLines(line_number - 1, 2);
}
else
{
vstv.CenterLines(line_number, 1);
}
}
catch (Exception exception)
{
Logger.Log.Notify(exception.StackTrace);
}
}
public IEnumerable <ITagSpan <ClassificationTag> > GetTags(NormalizedSnapshotSpanCollection spans)
{
ThreadHelper.ThrowIfNotOnUIThread();
if (!Options.Option.GetBoolean("SemanticHighlighting"))
{
yield break;
}
// Checks to partially fix https://github.com/kaby76/AntlrVSIX/issues/31#.
string ffn = _buffer.GetFFN();
if (ffn == null)
{
yield break;
}
var doc = Workspaces.Workspace.Instance.FindDocument(ffn);
LanguageServer.IParserDescription _grammar_description = LanguageServer.ParserDescriptionFactory.Create(doc);
if (_grammar_description == null)
{
yield break;
}
_ = IVsTextViewExtensions.FindTextViewFor(ffn);
foreach (SnapshotSpan curSpan in spans)
{
SnapshotPoint start = curSpan.Start;
SnapshotPoint end = curSpan.End;
string text = curSpan.GetText();
int curLocStart = start.Position;
int curLocEnd = end.Position;
LanguageServer.CMClassifierInformation[] sorted_combined_tokens = AntlrLanguageClient.CMGetClassifiers(curLocStart, curLocEnd - 1, ffn);
if (sorted_combined_tokens == null)
{
continue;
}
foreach (LanguageServer.CMClassifierInformation r in sorted_combined_tokens)
{
int type = (int)r.Kind;
if (type < 0)
{
continue;
}
int i = r.start;
int i2 = r.end;
int length = i2 - i;
if (length < 0)
{
continue;
}
TagSpan <ClassificationTag> result = null;
try
{
ITextSnapshot a = curSpan.Snapshot.TextBuffer.CurrentSnapshot;
ITextSnapshot b = curSpan.Snapshot;
SnapshotSpan tokenSpan = new SnapshotSpan(
curSpan.Snapshot.TextBuffer.CurrentSnapshot,
//curSpan.Snapshot,
new Span(i, length));
result = new TagSpan <ClassificationTag>(tokenSpan,
new ClassificationTag(_to_classifiertype[type]));
}
catch (Exception)
{
//Logger.Log.Notify(exception.StackTrace);
}
if (result != null)
{
yield return(result);
}
}
}
}
private void MenuItemCallback(object sender, EventArgs e, bool visitor)
{
try
{
////////////////////////
/// Go to visitor.
////////////////////////
IVsTextManager manager = ((IServiceProvider)ServiceProvider).GetService(typeof(VsTextManagerClass)) as IVsTextManager;
if (manager == null)
{
return;
}
manager.GetActiveView(1, null, out IVsTextView view);
if (view == null)
{
return;
}
view.GetCaretPos(out int l, out int c);
view.GetBuffer(out IVsTextLines buf);
if (buf == null)
{
return;
}
IWpfTextView xxx = AntlrLanguageClient.AdaptersFactory.GetWpfTextView(view);
ITextBuffer buffer = xxx.TextBuffer;
string orig_ffn = buffer.GetFFN().Result;
if (orig_ffn == null)
{
return;
}
Workspaces.Document document = Workspaces.Workspace.Instance.FindDocument(orig_ffn);
if (document == null)
{
return;
}
int pos = LanguageServer.Module.GetIndex(l, c, document);
AntlrLanguageClient alc = AntlrLanguageClient.Instance;
if (alc == null)
{
return;
}
CMGotoResult symbol = null;
if (visitor)
{
symbol = alc.CMGotoVisitorSendServer(orig_ffn, pos);
}
else
{
var is_enter = CtrlKeyState.GetStateForView(xxx).Enabled;
symbol = alc.CMGotoListenerSendServer(orig_ffn, is_enter, pos);
}
if (symbol == null)
{
return;
}
{
string class_file_path = symbol.TextDocument.LocalPath;
int index = symbol.Start;
// Open to this line in editor.
IVsTextView vstv = IVsTextViewExtensions.FindTextViewFor(class_file_path);
{
IVsTextViewExtensions.ShowFrame(ServiceProvider, class_file_path);
vstv = IVsTextViewExtensions.FindTextViewFor(class_file_path);
}
IWpfTextView wpftv = AntlrLanguageClient.AdaptersFactory.GetWpfTextView(vstv);
if (wpftv == null)
{
return;
}
// Create new span in the appropriate view.
ITextSnapshot cc = wpftv.TextBuffer.CurrentSnapshot;
vstv.GetLineAndColumn(index, out int line_number, out int colum_number);
// Put cursor on symbol.
wpftv.Caret.MoveTo(new SnapshotPoint(cc, index)); // This sets cursor, bot does not center.
// Center on cursor.
//wpftv.Caret.EnsureVisible(); // This works, sort of. It moves the scroll bar, but it does not CENTER! Does not really work!
if (line_number > 0)
{
vstv.CenterLines(line_number - 1, 2);
}
else
{
vstv.CenterLines(line_number, 1);
}
return;
}
}
catch (Exception exception)
{
Logger.Log.Notify(exception.StackTrace);
}
}
