/// <summary>
/// Handles the Classification changed event that comes from the Classifier aggregator
/// </summary>
void OnClassificationChanged(object sender, ClassificationChangedEventArgs e)
{
if (!_isClosed)
{
// When classifications change, we just invalidate the lines. That invalidation will
// create new lines based on the new classifications.
// Map the classification change (from the edit buffer) to the visual buffer
Span span = Span.FromBounds(
TextViewModel.GetNearestPointInVisualSnapshot(e.ChangeSpan.Start, VisualSnapshot, PointTrackingMode.Negative),
TextViewModel.GetNearestPointInVisualSnapshot(e.ChangeSpan.End, VisualSnapshot, PointTrackingMode.Positive));
//Classifications changes invalidate only the characters contained in the span so a zero length change
//will have no effect.
if (span.Length > 0)
{
//IsLineInvalid will invalidate a line if it intersects the end. The result is that any call to InvalidateSpan() implicitly
//invalidates any line that starts at the end of the invalidated span, which we do not want here. Reduce the length of the classification
//change span one so -- if someone invalidated an entire line including the line break -- the next line will not be invalidated.
span = new Span(span.Start, span.Length - 1);
// MONO: TODO: this
//lock (_invalidatedSpans)
//{
// if ((_attachedLineCache.Count > 0) || (_unattachedLineCache.Count > 0))
// {
// _reclassifiedSpans.Add(span);
// this.QueueLayout();
// }
//}
}
}
}
private void OnClassificationChanged(object sender, ClassificationChangedEventArgs args)
{
var handler = _highlightingStateChanged;
if (handler != null)
{
foreach (Mono.TextEditor.MdTextViewLineCollection.MdTextViewLine line in textView.TextViewLines)
{
if (line.Start.Position > args.ChangeSpan.End.Position || line.End.Position < args.ChangeSpan.Start)
{
continue;
}
var oldSegments = line.layoutWrapper.HighlightedLine.Segments;
var newSegments = GetHighlightedLineAsync(line.line, CancellationToken.None).Result.Segments;
if (oldSegments.Count != newSegments.Count)
{
handler(this, new LineEventArgs(line.line));
continue;
}
for (int i = 0; i < oldSegments.Count; i++)
{
if (newSegments [i].ColorStyleKey != oldSegments [i].ColorStyleKey)
{
handler(this, new LineEventArgs(line.line));
break;
}
}
}
}
}
protected virtual void OnClassificationChanged(ClassificationChangedEventArgs e)
{
if (ClassificationChanged != null)
{
ClassificationChanged(this, e);
}
}
private void Subclassification_Changed(object sender, ClassificationChangedEventArgs e)
{
var c = (IClassifier)sender;
var refreshSpans = c.GetClassificationSpans(e.ChangeSpan);
ClassificationChanged?.Invoke(this, e);
}
private void GherkinLanguageServiceOnFileScopeChanged(object sender, GherkinFileScopeChange gherkinFileScopeChange)
{
if (ClassificationChanged != null)
{
ClassificationChangedEventArgs args = new ClassificationChangedEventArgs(gherkinFileScopeChange.CreateChangeSpan());
ClassificationChanged(this, args);
}
}
private void GherkinLanguageServiceOnFileScopeChanged(object sender, GherkinFileScopeChange gherkinFileScopeChange)
{
if (ClassificationChanged != null)
{
ClassificationChangedEventArgs args = new ClassificationChangedEventArgs(gherkinFileScopeChange.CreateChangeSpan());
ClassificationChanged(this, args);
}
}
private void OnClassificationChanged(object sender, ClassificationChangedEventArgs args)
{
var handler = _highlightingStateChanged;
if (handler != null)
{
}
}
/// <summary>
/// This is used to raise the <see cref="TagsChanged"/> event
/// </summary>
/// <param name="sender">The sender of the event</param>
/// <param name="e">The event arguments</param>
private void ClassificationChanged(object sender, ClassificationChangedEventArgs e)
{
var handler = TagsChanged;
if (handler != null)
{
handler(this, new SnapshotSpanEventArgs(e.ChangeSpan));
}
}
private void Classifier_ClassificationChanged(object sender, ClassificationChangedEventArgs e)
{
WriteOutputMessage("ClassificationChanged()");
if (_suspendSync)
{
return;
}
ApplyPendingChanges();
}
void ClassificationChanged(object sender, ClassificationChangedEventArgs e)
{
var temp = TagsChanged;
if (temp != null)
{
temp(this, new SnapshotSpanEventArgs(e.ChangeSpan));
}
}
private void RaiseClassificationChangedEvent(ClassificationChangedEventArgs args)
{
EventHandler <ClassificationChangedEventArgs> eventHandler = this.ClassificationChanged;
if (eventHandler == null)
{
return;
}
eventHandler((object)this, args);
}
public void Update(AmmyFile <Top> file)
{
_latestFile = file;
var snapshot = (ITextSnapshot)_latestFile.Meta.Snapshot;
var snapshotSpan = new SnapshotSpan(snapshot, 0, snapshot.Length);
var eventArgs = new ClassificationChangedEventArgs(snapshotSpan);
ClassificationChanged?.Invoke(this, eventArgs);
}
protected virtual void OnClassificationChanged(ClassificationChangedEventArgs e)
{
Contract.Requires <ArgumentNullException>(e != null, "e");
var t = ClassificationChanged;
if (t != null)
{
t(this, e);
}
}
protected virtual void OnClassificationChanged([NotNull] ClassificationChangedEventArgs e)
{
Requires.NotNull(e, nameof(e));
var t = ClassificationChanged;
if (t != null)
{
t(this, e);
}
}
public virtual void ForceReclassifyLines(int startLine, int endLine)
{
_firstDirtyLine = _firstDirtyLine.HasValue ? Math.Min(_firstDirtyLine.Value, startLine) : startLine;
_lastDirtyLine = _lastDirtyLine.HasValue ? Math.Max(_lastDirtyLine.Value, endLine) : endLine;
ITextSnapshot snapshot = _textBuffer.CurrentSnapshot;
int start = snapshot.GetLineFromLineNumber(startLine).Start;
int end = snapshot.GetLineFromLineNumber(endLine).EndIncludingLineBreak;
var e = new ClassificationChangedEventArgs(new SnapshotSpan(_textBuffer.CurrentSnapshot, Span.FromBounds(start, end)));
OnClassificationChanged(e);
}
protected virtual void ForceReclassifyLines(ClassifierState classifierState, int startLine, int endLine)
{
classifierState._firstDirtyLine = Math.Min(classifierState._firstDirtyLine ?? startLine, startLine);
classifierState._lastDirtyLine = Math.Max(classifierState._lastDirtyLine ?? endLine, endLine);
ITextSnapshot snapshot = _textBuffer.CurrentSnapshot;
int start = snapshot.GetLineFromLineNumber(startLine).Start;
int end = snapshot.GetLineFromLineNumber(endLine).EndIncludingLineBreak;
var e = new ClassificationChangedEventArgs(new SnapshotSpan(_textBuffer.CurrentSnapshot, Span.FromBounds(start, end)));
OnClassificationChanged(e);
}
private void OnClassificationChanged(object sender, ClassificationChangedEventArgs args)
{
var handler = _highlightingStateChanged;
if (handler != null)
{
foreach (Mono.TextEditor.MdTextViewLineCollection.MdTextViewLine line in textView.TextViewLines)
{
if (line.Start.Position > args.ChangeSpan.End.Position || line.End.Position < args.ChangeSpan.Start)
{
continue;
}
handler(this, new LineEventArgs(line.line));
}
}
}
private void OnClassificationChanged(object sender, ClassificationChangedEventArgs args)
{
var handler = _highlightingStateChanged;
if (handler != null)
{
int startLineIndex = this.textDocument.OffsetToLineNumber(args.ChangeSpan.Start);
int endLineIndex = this.textDocument.OffsetToLineNumber(args.ChangeSpan.End);
IEnumerable <IDocumentLine> documentLines = this.textDocument.GetLinesBetween(startLineIndex, endLineIndex);
foreach (IDocumentLine documentLine in documentLines)
{
handler(this, new LineEventArgs(documentLine));
}
}
}
private void OnClassificationChanged(object sender, ClassificationChangedEventArgs args)
{
var handler = _highlightingStateChanged;
if (handler != null)
{
int startLineIndex = this.textDocument.OffsetToLineNumber(args.ChangeSpan.Start);
int endLineIndex = this.textDocument.OffsetToLineNumber(args.ChangeSpan.End);
for (int curLineIndex = startLineIndex; curLineIndex <= endLineIndex; curLineIndex++)
{
IDocumentLine documentLine = this.textDocument.GetLine(curLineIndex);
handler(this, new LineEventArgs(documentLine));
}
}
}
/// <summary>
/// Rescans the part of the buffer affected by a change.
/// Scans a contiguous sub-<paramref name="span"/> of a larger code span which starts at <paramref name="codeStartLine"/>.
/// </summary>
private void ApplyChange(Tokenizer tokenizer, ITextSnapshot snapshot, Span span, int codeStartLine, int codeStartLineOffset)
{
int firstLine = snapshot.GetLineNumberFromPosition(span.Start);
int lastLine = snapshot.GetLineNumberFromPosition(span.Length > 0 ? span.End - 1 : span.End);
Contract.Assert(codeStartLineOffset >= 0);
Contract.Assert(firstLine >= codeStartLine);
// find the closest line preceding firstLine for which we know categorizer state, stop at the codeStartLine:
LineTokenization lineTokenization;
firstLine = _tokenCache.IndexOfPreviousTokenization(firstLine, codeStartLine, out lineTokenization) + 1;
object state = lineTokenization.State;
int currentLine = firstLine;
object previousState;
while (currentLine < snapshot.LineCount)
{
previousState = _tokenCache.TryGetTokenization(currentLine, out lineTokenization) ? lineTokenization.State : null;
_tokenCache[currentLine] = lineTokenization = TokenizeLine(tokenizer, snapshot, state, currentLine, (currentLine == codeStartLine) ? codeStartLineOffset : 0);
state = lineTokenization.State;
// stop if we visted all affected lines and the current line has no tokenization state or its previous state is the same as the new state:
if (currentLine > lastLine && (previousState == null || previousState.Equals(state)))
{
break;
}
currentLine++;
}
// classification spans might have changed between the start of the first and end of the last visited line:
int changeStart = snapshot.GetLineFromLineNumber(firstLine).Start;
int changeEnd = (currentLine < snapshot.LineCount) ? snapshot.GetLineFromLineNumber(currentLine).End : snapshot.Length;
if (changeStart < changeEnd)
{
var classificationChanged = ClassificationChanged;
if (classificationChanged != null)
{
var args = new ClassificationChangedEventArgs(new SnapshotSpan(snapshot, new Span(changeStart, changeEnd - changeStart)));
classificationChanged(this, args);
}
}
}
private void OnClassificationChanged(object sender, ClassificationChangedEventArgs args)
{
var handler = _highlightingStateChanged;
if (handler != null)
{
foreach (Mono.TextEditor.MdTextViewLineCollection.MdTextViewLine line in textView.TextViewLines)
{
if (!line.HasDrawn)
{
line.HasDrawn = true;
handler(this, new LineEventArgs(line.line));
continue;
}
}
}
}
public Classifier(CoffeeOverview overview, IClassificationTypeRegistryService classificationRegistry) {
this.overview = overview;
this.clsCoffeeString = classificationRegistry.GetClassificationType(VisualFormatNames.CoffeeString);
this.clsCoffeeIdentifier = classificationRegistry.GetClassificationType(VisualFormatNames.CoffeeIdentifier);
this.clsCoffeeKeyword = classificationRegistry.GetClassificationType(VisualFormatNames.CoffeeKeyword);
this.clsCoffeeNumericLiteral = classificationRegistry.GetClassificationType(VisualFormatNames.CoffeeNumericLiteral);
this.clsCoffeeComment = classificationRegistry.GetClassificationType(VisualFormatNames.CoffeeComment);
overview.MultiLinesChanged += (o, e) => {
if (this.latestSnapshot != null && this.ClassificationChanged != null) {
var spans = new NormalizedSnapshotSpanCollection(
e.Added.Concat(e.Removed)
.Select(x => x.Span.GetSpan(this.latestSnapshot)));
foreach (var span in spans) {
var args = new ClassificationChangedEventArgs(span);
this.ClassificationChanged(this, args);
}
}
};
}
public Classifier(CoffeeOverview overview, IClassificationTypeRegistryService classificationRegistry)
{
this.overview = overview;
this.clsCoffeeString = classificationRegistry.GetClassificationType(VisualFormatNames.CoffeeString);
this.clsCoffeeIdentifier = classificationRegistry.GetClassificationType(VisualFormatNames.CoffeeIdentifier);
this.clsCoffeeKeyword = classificationRegistry.GetClassificationType(VisualFormatNames.CoffeeKeyword);
this.clsCoffeeNumericLiteral = classificationRegistry.GetClassificationType(VisualFormatNames.CoffeeNumericLiteral);
this.clsCoffeeComment = classificationRegistry.GetClassificationType(VisualFormatNames.CoffeeComment);
overview.MultiLinesChanged += (o, e) => {
if (this.latestSnapshot != null && this.ClassificationChanged != null)
{
var spans = new NormalizedSnapshotSpanCollection(
e.Added.Concat(e.Removed)
.Select(x => x.Span.GetSpan(this.latestSnapshot)));
foreach (var span in spans)
{
var args = new ClassificationChangedEventArgs(span);
this.ClassificationChanged(this, args);
}
}
};
}
private void Classifier_ClassificationChanged(Object sender, ClassificationChangedEventArgs e)
{
ClassificationChanged?.Invoke(sender, e);
}
void Classifier_ClassificationChanged(object sender, ClassificationChangedEventArgs e) => TagsChanged?.Invoke(this, new SnapshotSpanEventArgs(e.ChangeSpan));
void AggregateClassifier_ClassificationChanged(object sender, ClassificationChangedEventArgs e) => Dispatcher.BeginInvoke(new Action(() => InvalidateSpan(e.ChangeSpan)), DispatcherPriority.Normal);
void SignatureClassifier_ClassificationChanged(object sender, ClassificationChangedEventArgs e) => DelayReclassifySignature();
public virtual void ForceReclassifyLines(int startLine, int endLine)
{
_firstDirtyLine = _firstDirtyLine.HasValue ? Math.Min(_firstDirtyLine.Value, startLine) : startLine;
_lastDirtyLine = _lastDirtyLine.HasValue ? Math.Max(_lastDirtyLine.Value, endLine) : endLine;
ITextSnapshot snapshot = _textBuffer.CurrentSnapshot;
int start = snapshot.GetLineFromLineNumber(startLine).Start;
int end = snapshot.GetLineFromLineNumber(endLine).EndIncludingLineBreak;
var e = new ClassificationChangedEventArgs(new SnapshotSpan(_textBuffer.CurrentSnapshot, Span.FromBounds(start, end)));
OnClassificationChanged(e);
}
/// <summary>
/// Изменение классификатора.
/// </summary>
/// <param name="sender">Отправитель.</param>
/// <param name="eventArgs">Параметр события.</param>
private void ClassificationChanged(object sender, ClassificationChangedEventArgs eventArgs)
{
//AddNotCheckedSpan(eventArgs.ChangeSpan);
RaiseTagsChanged(eventArgs.ChangeSpan);
}
public void InvokeClassificationChanged(ClassificationChangedEventArgs eventArgs)
{
ClassificationChanged?.Invoke(this, eventArgs);
}
private void LexerClassificationChanged(object sender, ClassificationChangedEventArgs e)
{
ClassificationChanged?.Invoke(sender, e);
}
private void Classifier_ClassificationChanged(Object sender, ClassificationChangedEventArgs e)
{
ClassificationChanged?.Invoke(sender, e);
}
protected virtual void OnClassificationChanged(ClassificationChangedEventArgs e)
{
if (ClassificationChanged != null)
{
ClassificationChanged(this, e);
}
}
protected virtual void OnClassificationChanged(ClassificationChangedEventArgs e)
{
Contract.Requires<ArgumentNullException>(e != null, "e");
var t = ClassificationChanged;
if (t != null)
t(this, e);
}
/// <summary>
/// Rescans the part of the buffer affected by a change.
/// Scans a contiguous sub-<paramref name="span"/> of a larger code span which starts at <paramref name="codeStartLine"/>.
/// </summary>
private void ApplyChange(Tokenizer tokenizer, ITextSnapshot snapshot, Span span)
{
int firstLine = snapshot.GetLineNumberFromPosition(span.Start);
int lastLine = snapshot.GetLineNumberFromPosition(span.Length > 0 ? span.End - 1 : span.End);
Contract.Assert(firstLine >= 0);
// find the closest line preceding firstLine for which we know categorizer state, stop at the codeStartLine:
LineTokenization lineTokenization;
firstLine = _tokenCache.IndexOfPreviousTokenization(firstLine, 0, out lineTokenization) + 1;
object state = lineTokenization.State;
int currentLine = firstLine;
object previousState;
while (currentLine < snapshot.LineCount) {
previousState = _tokenCache.TryGetTokenization(currentLine, out lineTokenization) ? lineTokenization.State : null;
_tokenCache[currentLine] = lineTokenization = TokenizeLine(tokenizer, snapshot, state, currentLine);
state = lineTokenization.State;
// stop if we visted all affected lines and the current line has no tokenization state or its previous state is the same as the new state:
if (currentLine > lastLine && (previousState == null || previousState.Equals(state))) {
break;
}
currentLine++;
}
// classification spans might have changed between the start of the first and end of the last visited line:
int changeStart = snapshot.GetLineFromLineNumber(firstLine).Start;
int changeEnd = (currentLine < snapshot.LineCount) ? snapshot.GetLineFromLineNumber(currentLine).End : snapshot.Length;
if (changeStart < changeEnd) {
var classificationChanged = ClassificationChanged;
if (classificationChanged != null) {
var args = new ClassificationChangedEventArgs(new SnapshotSpan(snapshot, new Span(changeStart, changeEnd - changeStart)));
classificationChanged(this, args);
}
}
}
protected virtual void OnClassificationChanged(ClassificationChangedEventArgs e)
{
ClassificationChanged?.Invoke(this, e);
}
void AggregateClassifier_ClassificationChanged(object sender, ClassificationChangedEventArgs e) => Dispatcher.BeginInvoke(new Action(() => InvalidateSpan(e.ChangeSpan)), DispatcherPriority.Normal);
