protected override async Task <(int ExitCode, string Value, int HasDefaultValue)> GetDefaultValueAsync(CancellationToken cancellationToken)
{
var hasDefaultValue = 0;
var value = string.Empty;
if (!TryGetDocument(out var document))
{
return(VSConstants.E_FAIL, value, hasDefaultValue);
}
var surfaceBufferFieldSpan = new VsTextSpan[1];
if (snippetExpansionClient.ExpansionSession.GetFieldSpan(FieldName, surfaceBufferFieldSpan) != VSConstants.S_OK)
{
return(VSConstants.E_FAIL, value, hasDefaultValue);
}
if (!snippetExpansionClient.TryGetSubjectBufferSpan(surfaceBufferFieldSpan[0], out var subjectBufferFieldSpan))
{
return(VSConstants.E_FAIL, value, hasDefaultValue);
}
var snippetFunctionService = document.Project.GetRequiredLanguageService <SnippetFunctionService>();
value = await snippetFunctionService.GetContainingClassNameAsync(document, subjectBufferFieldSpan.Start.Position, cancellationToken).ConfigureAwait(false);
if (!string.IsNullOrWhiteSpace(value))
{
hasDefaultValue = 1;
}
return(VSConstants.S_OK, value, hasDefaultValue);
}
public static bool TryMapSpanFromSecondaryBufferToPrimaryBuffer(this VsTextSpan spanInSecondaryBuffer, Microsoft.CodeAnalysis.Workspace workspace, DocumentId documentId, out VsTextSpan spanInPrimaryBuffer)
{
spanInPrimaryBuffer = default;
if (!(workspace is VisualStudioWorkspaceImpl visualStudioWorkspace))
{
return(false);
}
var containedDocument = visualStudioWorkspace.TryGetContainedDocument(documentId);
if (containedDocument == null)
{
return(false);
}
var bufferCoordinator = containedDocument.BufferCoordinator;
var primary = new VsTextSpan[1];
var hresult = bufferCoordinator.MapSecondaryToPrimarySpan(spanInSecondaryBuffer, primary);
spanInPrimaryBuffer = primary[0];
return(ErrorHandler.Succeeded(hresult));
}
private bool TryGetSimplifiedTypeName(string fullyQualifiedTypeName, string firstEnumMemberName, CancellationToken cancellationToken, out string simplifiedTypeName)
{
simplifiedTypeName = string.Empty;
Document document;
if (!TryGetDocument(out document))
{
return(false);
}
// Add the first switch case using the fully qualified type name, then simplify it in
// that context
var surfaceBufferFieldSpan = new VsTextSpan[1];
if (snippetExpansionClient.ExpansionSession.GetFieldSpan(CaseGenerationLocationField, surfaceBufferFieldSpan) != VSConstants.S_OK)
{
return(false);
}
SnapshotSpan subjectBufferFieldSpan;
if (!snippetExpansionClient.TryGetSubjectBufferSpan(surfaceBufferFieldSpan[0], out subjectBufferFieldSpan))
{
return(false);
}
return(TryGetSimplifiedTypeNameInCaseContext(document, fullyQualifiedTypeName, firstEnumMemberName, subjectBufferFieldSpan.Start.Position, subjectBufferFieldSpan.End.Position, cancellationToken, out simplifiedTypeName));
}
public void Bind(JavaDebugProgram program, JavaDebugThread thread, IReferenceType type, IEnumerable <string> sourcePaths)
{
IVirtualMachine virtualMachine = program.VirtualMachine;
IEnumerable <string> validPaths = sourcePaths.Where(i => string.Equals(Path.GetFileName(RequestLocation.DocumentPosition.GetFileName()), Path.GetFileName(i), StringComparison.OrdinalIgnoreCase));
List <JavaDebugBoundBreakpoint> boundBreakpoints = new List <JavaDebugBoundBreakpoint>();
List <IDebugErrorBreakpoint2> errorBreakpoints = new List <IDebugErrorBreakpoint2>();
foreach (var path in validPaths)
{
TextSpan range = RequestLocation.DocumentPosition.GetRange();
try
{
ReadOnlyCollection <ILocation> locations = type.GetLocationsOfLine(range.iStartLine + 1);
ILocation bindLocation = locations.OrderBy(i => i.GetCodeIndex()).FirstOrDefault();
if (bindLocation != null && IsFirstOnLine())
{
IEventRequestManager eventRequestManager = virtualMachine.GetEventRequestManager();
IBreakpointRequest eventRequest = eventRequestManager.CreateBreakpointRequest(bindLocation);
eventRequest.SuspendPolicy = SuspendPolicy.All;
JavaDebugCodeContext codeContext = new JavaDebugCodeContext(program, bindLocation);
BreakpointResolutionLocationCode location = new BreakpointResolutionLocationCode(codeContext);
DebugBreakpointResolution resolution = new DebugBreakpointResolution(program, thread, enum_BP_TYPE.BPT_CODE, location);
JavaDebugBoundBreakpoint boundBreakpoint = new JavaDebugBoundBreakpoint(this, program, eventRequest, resolution);
if (!_disabled)
{
boundBreakpoint.Enable(1);
}
boundBreakpoints.Add(boundBreakpoint);
}
}
catch (MissingInformationException)
{
}
}
_boundBreakpoints.AddRange(boundBreakpoints);
if (boundBreakpoints.Count > 0)
{
_errorBreakpoints.Clear();
}
_errorBreakpoints.AddRange(errorBreakpoints);
if (boundBreakpoints.Count > 0)
{
DebugEvent debugEvent = new DebugBreakpointBoundEvent(enum_EVENTATTRIBUTES.EVENT_SYNCHRONOUS, this, new EnumDebugBoundBreakpoints(boundBreakpoints));
program.Callback.Event(DebugEngine, program.Process, program, null, debugEvent);
}
foreach (var errorBreakpoint in errorBreakpoints)
{
DebugEvent debugEvent = new DebugBreakpointErrorEvent(enum_EVENTATTRIBUTES.EVENT_ASYNCHRONOUS, errorBreakpoint);
program.Callback.Event(DebugEngine, program.Process, program, null, debugEvent);
}
}
protected override int GetDefaultValue(CancellationToken cancellationToken, out string value, out int hasDefaultValue)
{
hasDefaultValue = 0;
value = string.Empty;
Document document;
if (!TryGetDocument(out document))
{
return(VSConstants.E_FAIL);
}
var surfaceBufferFieldSpan = new VsTextSpan[1];
if (snippetExpansionClient.ExpansionSession.GetFieldSpan(FieldName, surfaceBufferFieldSpan) != VSConstants.S_OK)
{
return(VSConstants.E_FAIL);
}
SnapshotSpan subjectBufferFieldSpan;
if (!snippetExpansionClient.TryGetSubjectBufferSpan(surfaceBufferFieldSpan[0], out subjectBufferFieldSpan))
{
return(VSConstants.E_FAIL);
}
return(GetContainingClassName(document, subjectBufferFieldSpan, cancellationToken, ref value, ref hasDefaultValue));
}
private bool TryGetDocumentWithFullyQualifiedTypeName(Document document, out TextSpan updatedTextSpan, out Document documentWithFullyQualifiedTypeName)
{
documentWithFullyQualifiedTypeName = null;
updatedTextSpan = default(TextSpan);
var surfaceBufferFieldSpan = new VsTextSpan[1];
if (snippetExpansionClient.ExpansionSession.GetFieldSpan(_fieldName, surfaceBufferFieldSpan) != VSConstants.S_OK)
{
return false;
}
if (!snippetExpansionClient.TryGetSubjectBufferSpan(surfaceBufferFieldSpan[0], out var subjectBufferFieldSpan))
{
return false;
}
var originalTextSpan = new TextSpan(subjectBufferFieldSpan.Start, subjectBufferFieldSpan.Length);
updatedTextSpan = new TextSpan(subjectBufferFieldSpan.Start, _fullyQualifiedName.Length);
var textChange = new TextChange(originalTextSpan, _fullyQualifiedName);
var newText = document.GetTextAsync(CancellationToken.None).WaitAndGetResult(CancellationToken.None).WithChanges(textChange);
documentWithFullyQualifiedTypeName = document.WithText(newText);
return true;
}
protected override bool TryGetEnumTypeSymbol(CancellationToken cancellationToken, out ITypeSymbol typeSymbol)
{
typeSymbol = null;
if (!TryGetDocument(out var document))
{
return false;
}
var surfaceBufferFieldSpan = new VsTextSpan[1];
if (snippetExpansionClient.ExpansionSession.GetFieldSpan(SwitchExpressionField, surfaceBufferFieldSpan) != VSConstants.S_OK)
{
return false;
}
if (!snippetExpansionClient.TryGetSubjectBufferSpan(surfaceBufferFieldSpan[0], out var subjectBufferFieldSpan))
{
return false;
}
var expressionSpan = subjectBufferFieldSpan.Span.ToTextSpan();
var syntaxTree = document.GetSyntaxTreeSynchronously(cancellationToken);
var token = syntaxTree.FindTokenOnRightOfPosition(expressionSpan.Start, cancellationToken);
var expressionNode = token.GetAncestor(n => n.Span == expressionSpan);
if (expressionNode == null)
{
return false;
}
SemanticModel model = document.GetSemanticModelAsync(cancellationToken).WaitAndGetResult(cancellationToken);
typeSymbol = model.GetTypeInfo(expressionNode, cancellationToken).Type;
return typeSymbol != null;
}
public static async Task <VsTextSpan?> MapSpanFromSecondaryBufferToPrimaryBufferAsync(
this VsTextSpan spanInSecondaryBuffer,
IThreadingContext threadingContext,
Workspace workspace,
DocumentId documentId,
CancellationToken cancellationToken)
{
if (workspace is not VisualStudioWorkspaceImpl visualStudioWorkspace)
{
return(null);
}
var containedDocument = visualStudioWorkspace.TryGetContainedDocument(documentId);
if (containedDocument == null)
{
return(null);
}
await threadingContext.JoinableTaskFactory.SwitchToMainThreadAsync(cancellationToken);
var bufferCoordinator = containedDocument.BufferCoordinator;
var primary = new VsTextSpan[1];
var hresult = bufferCoordinator.MapSecondaryToPrimarySpan(spanInSecondaryBuffer, primary);
var result = primary[0];
return(ErrorHandler.Succeeded(hresult) ? result : null);
}
public static SnapshotSpan?TryGetSpan(this ITextSnapshot snapshot, VsTextSpan textSpan) =>
snapshot.TryGetSpan(
textSpan.iStartLine,
textSpan.iStartIndex,
textSpan.iEndLine,
textSpan.iEndIndex
);
public static bool TryMapSpanFromSecondaryBufferToPrimaryBuffer(this VsTextSpan spanInSecondaryBuffer, Workspace workspace, DocumentId documentId, out VsTextSpan spanInPrimaryBuffer)
{
spanInPrimaryBuffer = default(VsTextSpan);
return(false);
// TODO
//var visualStudioWorkspace = workspace as VisualStudioWorkspaceImpl;
//if (visualStudioWorkspace == null)
//{
// return false;
//}
//var containedDocument = visualStudioWorkspace.GetHostDocument(documentId) as ContainedDocument;
//if (containedDocument == null)
//{
// return false;
//}
//var bufferCoordinator = containedDocument.ContainedLanguage.BufferCoordinator;
//var primary = new VsTextSpan[1];
//var hresult = bufferCoordinator.MapSecondaryToPrimarySpan(spanInSecondaryBuffer, primary);
//spanInPrimaryBuffer = primary[0];
//return ErrorHandler.Succeeded(hresult);
}
/// <summary>
/// Gets the display location of the tasklist item. This is the same as the navigation
/// location except for Venus which must have their original
/// unmapped line numbers mapped through its buffer coordinator.
/// </summary>
protected VsTextSpan GetDisplayLocation()
{
var containedDocument = GetContainedDocumentFromWorkspace();
if (containedDocument != null)
{
var displayLocation = new VsTextSpan()
{
iStartLine = this.Info.OriginalLine,
iStartIndex = this.Info.OriginalColumn,
iEndLine = this.Info.OriginalLine,
iEndIndex = this.Info.OriginalColumn
};
var containedLanguage = containedDocument.ContainedLanguage;
var bufferCoordinator = containedLanguage.BufferCoordinator;
var containedLanguageHost = containedLanguage.ContainedLanguageHost;
var mappedLocation = new VsTextSpan[1];
if (VSConstants.S_OK == bufferCoordinator.MapSecondaryToPrimarySpan(displayLocation, mappedLocation))
{
return(mappedLocation[0]);
}
else if (VSConstants.S_OK == containedLanguageHost.GetNearestVisibleToken(displayLocation, mappedLocation))
{
return(mappedLocation[0]);
}
}
return(GetMappedLocation());
}
protected override int GetDefaultValue(CancellationToken cancellationToken, out string value, out int hasDefaultValue)
{
hasDefaultValue = 0;
value = string.Empty;
Document document;
if (!TryGetDocument(out document))
{
return VSConstants.E_FAIL;
}
var surfaceBufferFieldSpan = new VsTextSpan[1];
if (snippetExpansionClient.ExpansionSession.GetFieldSpan(FieldName, surfaceBufferFieldSpan) != VSConstants.S_OK)
{
return VSConstants.E_FAIL;
}
SnapshotSpan subjectBufferFieldSpan;
if (!snippetExpansionClient.TryGetSubjectBufferSpan(surfaceBufferFieldSpan[0], out subjectBufferFieldSpan))
{
return VSConstants.E_FAIL;
}
return GetContainingClassName(document, subjectBufferFieldSpan, cancellationToken, ref value, ref hasDefaultValue);
}
private bool TryGetDocumentWithFullyQualifiedTypeName(Document document, out TextSpan updatedTextSpan, out Document documentWithFullyQualifiedTypeName)
{
documentWithFullyQualifiedTypeName = null;
updatedTextSpan = default(TextSpan);
var surfaceBufferFieldSpan = new VsTextSpan[1];
if (snippetExpansionClient.ExpansionSession.GetFieldSpan(_fieldName, surfaceBufferFieldSpan) != VSConstants.S_OK)
{
return(false);
}
SnapshotSpan subjectBufferFieldSpan;
if (!snippetExpansionClient.TryGetSubjectBufferSpan(surfaceBufferFieldSpan[0], out subjectBufferFieldSpan))
{
return(false);
}
var originalTextSpan = new TextSpan(subjectBufferFieldSpan.Start, subjectBufferFieldSpan.Length);
updatedTextSpan = new TextSpan(subjectBufferFieldSpan.Start, _fullyQualifiedName.Length);
var textChange = new TextChange(originalTextSpan, _fullyQualifiedName);
var newText = document.GetTextAsync(CancellationToken.None).WaitAndGetResult(CancellationToken.None).WithChanges(textChange);
documentWithFullyQualifiedTypeName = document.WithText(newText);
return(true);
}
public static bool TryMapSpanFromSecondaryBufferToPrimaryBuffer(this VsTextSpan spanInSecondaryBuffer, Workspace workspace, DocumentId documentId, out VsTextSpan spanInPrimaryBuffer)
{
spanInPrimaryBuffer = default(VsTextSpan);
var visualStudioWorkspace = workspace as VisualStudioWorkspaceImpl;
if (visualStudioWorkspace == null)
{
return false;
}
var containedDocument = visualStudioWorkspace.GetHostDocument(documentId) as ContainedDocument;
if (containedDocument == null)
{
return false;
}
var bufferCoordinator = containedDocument.ContainedLanguage.BufferCoordinator;
var primary = new VsTextSpan[1];
var hresult = bufferCoordinator.MapSecondaryToPrimarySpan(spanInSecondaryBuffer, primary);
spanInPrimaryBuffer = primary[0];
return ErrorHandler.Succeeded(hresult);
}
public int GetLocationOfName(
string pszName,
out string?pbstrMkDoc,
out VsTextSpan pspanLocation
)
{
pbstrMkDoc = null;
pspanLocation = default;
return(VSConstants.E_NOTIMPL);
}
protected override bool TryGetEnumTypeSymbol(
CancellationToken cancellationToken,
out ITypeSymbol typeSymbol
)
{
typeSymbol = null;
if (!TryGetDocument(out var document))
{
return(false);
}
var surfaceBufferFieldSpan = new VsTextSpan[1];
if (
snippetExpansionClient.ExpansionSession.GetFieldSpan(
SwitchExpressionField,
surfaceBufferFieldSpan
) != VSConstants.S_OK
)
{
return(false);
}
if (
!snippetExpansionClient.TryGetSubjectBufferSpan(
surfaceBufferFieldSpan[0],
out var subjectBufferFieldSpan
)
)
{
return(false);
}
var expressionSpan = subjectBufferFieldSpan.Span.ToTextSpan();
var syntaxTree = document.GetSyntaxTreeSynchronously(cancellationToken);
var token = syntaxTree.FindTokenOnRightOfPosition(
expressionSpan.Start,
cancellationToken
);
var expressionNode = token.GetAncestor(n => n.Span == expressionSpan);
if (expressionNode == null)
{
return(false);
}
var model = document
.GetSemanticModelAsync(cancellationToken)
.WaitAndGetResult(cancellationToken);
typeSymbol = model.GetTypeInfo(expressionNode, cancellationToken).Type;
return(typeSymbol != null);
}
/// <summary>
/// This API supports the Entity Framework infrastructure and is not intended to be used directly from your code.
/// </summary>
/// <param name="textSpan">This API supports the Entity Framework infrastructure and is not intended to be used directly from your code.</param>
/// <returns>This API supports the Entity Framework infrastructure and is not intended to be used directly from your code.</returns>
public static XmlDesignerBaseTextSpan ConvertFromVSTextSpan(VSTextSpan textSpan)
{
var ret = new XmlDesignerBaseTextSpan();
ret.iStartIndex = textSpan.iStartIndex;
ret.iStartLine = textSpan.iStartLine;
ret.iEndIndex = textSpan.iEndIndex;
ret.iEndLine = textSpan.iEndLine;
return(ret);
}
public override string GetDataTipText(int line, int col, out Microsoft.VisualStudio.TextManager.Interop.TextSpan span)
{
span = new Microsoft.VisualStudio.TextManager.Interop.TextSpan();
// can set a span here where the tool tip would be displayed
/*span.iStartLine = 0;
* span.iStartIndex = 1;
* span.iEndLine = 0;
* span.iEndIndex = 4;*/
return("");
}
// Internal for testing purposes
internal static int GetPairExtentsWorker(ITextView textView, Workspace workspace, IBraceMatchingService braceMatcher, int iLine, int iIndex, TextSpan[] pSpan, CancellationToken cancellationToken)
{
pSpan[0].iStartLine = pSpan[0].iEndLine = iLine;
pSpan[0].iStartIndex = pSpan[0].iEndIndex = iIndex;
var pointInViewBuffer = textView.TextSnapshot.GetLineFromLineNumber(iLine).Start + iIndex;
var subjectBuffer = textView.GetBufferContainingCaret();
if (subjectBuffer != null)
{
// PointTrackingMode and PositionAffinity chosen arbitrarily.
var positionInSubjectBuffer = textView.BufferGraph.MapDownToBuffer(pointInViewBuffer, PointTrackingMode.Positive, subjectBuffer, PositionAffinity.Successor);
if (!positionInSubjectBuffer.HasValue)
{
positionInSubjectBuffer = textView.BufferGraph.MapDownToBuffer(pointInViewBuffer, PointTrackingMode.Positive, subjectBuffer, PositionAffinity.Predecessor);
}
if (positionInSubjectBuffer.HasValue)
{
var position = positionInSubjectBuffer.Value;
var document = subjectBuffer.CurrentSnapshot.GetOpenDocumentInCurrentContextWithChanges();
if (document != null)
{
var matchingSpan = braceMatcher.FindMatchingSpanAsync(document, position, cancellationToken).WaitAndGetResult(cancellationToken);
if (matchingSpan.HasValue)
{
var resultsInView = textView.GetSpanInView(matchingSpan.Value.ToSnapshotSpan(subjectBuffer.CurrentSnapshot)).ToList();
if (resultsInView.Count == 1)
{
var vsTextSpan = resultsInView[0].ToVsTextSpan();
if (matchingSpan.Value.Start < position)
{
pSpan[0].iStartLine = vsTextSpan.iStartLine;
pSpan[0].iStartIndex = vsTextSpan.iStartIndex;
}
else if (matchingSpan.Value.End > position)
{
pSpan[0].iEndLine = vsTextSpan.iEndLine;
pSpan[0].iEndIndex = vsTextSpan.iEndIndex;
}
}
}
}
}
}
return VSConstants.S_OK;
}
public override int ValidateBreakpointLocation(IVsTextBuffer buffer, int line, int col, TextSpan[] pCodeSpan)
{
var componentModel = ServiceProvider.GetComponentModel();
var adapterFactoryService = componentModel.DefaultExportProvider.GetExport<IVsEditorAdaptersFactoryService>();
ITextBuffer textBuffer = adapterFactoryService.Value.GetDataBuffer(buffer);
ITextSnapshot snapshot = textBuffer.CurrentSnapshot;
ITextSnapshotLine snapshotLine = snapshot.GetLineFromLineNumber(line);
string lineText = snapshotLine.GetText();
IList<IParseTree> statementTrees;
IList<IToken> tokens;
if (!LineStatementAnalyzer.TryGetLineStatements(textBuffer, line, out statementTrees, out tokens))
return VSConstants.E_FAIL;
IParseTree tree = null;
for (int i = statementTrees.Count - 1; i >= 0; i--)
{
// want the last tree ending at or after col
IParseTree current = statementTrees[i];
if (current.SourceInterval.Length == 0)
continue;
IToken token = tokens[current.SourceInterval.b];
if (token.Line - 1 < line)
break;
if (token.Line - 1 == line && (token.Column + token.StopIndex - token.StartIndex + 1) < col)
break;
tree = current;
}
if (tree == null)
return VSConstants.E_FAIL;
IToken startToken = tokens[tree.SourceInterval.a];
IToken stopToken = tokens[tree.SourceInterval.b];
pCodeSpan[0].iStartLine = startToken.Line - 1;
pCodeSpan[0].iStartIndex = startToken.Column;
pCodeSpan[0].iEndLine = stopToken.Line - 1;
pCodeSpan[0].iEndIndex = stopToken.Column + stopToken.StopIndex - stopToken.StartIndex + 1;
return VSConstants.S_OK;
}
private bool TryGetSpan(string fieldName, [NotNullWhen(true)] out TextSpan?switchExpressionSpan)
{
switchExpressionSpan = null;
var surfaceBufferFieldSpan = new VsTextSpan[1];
if (snippetExpansionClient.ExpansionSession?.GetFieldSpan(fieldName, surfaceBufferFieldSpan) != VSConstants.S_OK)
{
return(false);
}
if (!snippetExpansionClient.TryGetSubjectBufferSpan(surfaceBufferFieldSpan[0], out var subjectBufferFieldSpan))
{
return(false);
}
switchExpressionSpan = subjectBufferFieldSpan.Span.ToTextSpan();
return(true);
}
int IVsLanguageDebugInfo.GetLocationOfName(
string pszName,
out string pbstrMkDoc,
out TextSpan pspanLocation
)
{
try
{
return(LanguageDebugInfo.GetLocationOfName(
pszName,
out pbstrMkDoc,
out pspanLocation
));
}
catch (Exception e) when(FatalError.ReportAndCatch(e) && false)
{
throw ExceptionUtilities.Unreachable;
}
}
private bool TryGetSimplifiedTypeName(string fullyQualifiedTypeName, string firstEnumMemberName, CancellationToken cancellationToken, out string simplifiedTypeName)
{
simplifiedTypeName = string.Empty;
if (!TryGetDocument(out var document))
{
return false;
}
// Add the first switch case using the fully qualified type name, then simplify it in
// that context
var surfaceBufferFieldSpan = new VsTextSpan[1];
if (snippetExpansionClient.ExpansionSession.GetFieldSpan(CaseGenerationLocationField, surfaceBufferFieldSpan) != VSConstants.S_OK)
{
return false;
}
if (!snippetExpansionClient.TryGetSubjectBufferSpan(surfaceBufferFieldSpan[0], out var subjectBufferFieldSpan))
{
return false;
}
return TryGetSimplifiedTypeNameInCaseContext(document, fullyQualifiedTypeName, firstEnumMemberName, subjectBufferFieldSpan.Start.Position, subjectBufferFieldSpan.End.Position, cancellationToken, out simplifiedTypeName);
}
private bool TryGetFieldSpan([NotNullWhen(true)] out TextSpan?fieldSpan)
{
fieldSpan = null;
var surfaceBufferFieldSpan = new VsTextSpan[1];
if (snippetExpansionClient.ExpansionSession == null)
{
return(false);
}
if (snippetExpansionClient.ExpansionSession.GetFieldSpan(_fieldName, surfaceBufferFieldSpan) != VSConstants.S_OK)
{
return(false);
}
if (!snippetExpansionClient.TryGetSubjectBufferSpan(surfaceBufferFieldSpan[0], out var subjectBufferFieldSpan))
{
return(false);
}
fieldSpan = new TextSpan(subjectBufferFieldSpan.Start, subjectBufferFieldSpan.Length);
return(true);
}
protected override void OnNavigate(EventArgs e)
{
////base.OnNavigate(e);
if (string.IsNullOrEmpty(this.Document))
{
return;
}
// We know the document is open, don't we? This just forces it to the foreground/activates it...
// Sadly, we get the old IVsTextView interface instead of the new ITextView one...
IVsUIHierarchy hierarchy;
uint item;
IVsWindowFrame frame;
Microsoft.VisualStudio.TextManager.Interop.IVsTextView legacyTextView;
VsShellUtilities.OpenDocument(
this.serviceProvider,
this.Document,
VSConstants.LOGVIEWID.Any_guid,
out hierarchy,
out item,
out frame,
out legacyTextView);
var legacySpan = new Microsoft.VisualStudio.TextManager.Interop.TextSpan();
legacySpan.iStartLine = this.Range.Start.Line;
legacySpan.iStartIndex = this.Range.Start.Column;
legacySpan.iEndLine = this.Range.End.Line;
legacySpan.iEndIndex = this.Range.End.Column;
legacyTextView.SetCaretPos(legacySpan.iEndLine, legacySpan.iEndIndex);
legacyTextView.SetSelection(legacySpan.iStartLine, legacySpan.iStartIndex, legacySpan.iEndLine, legacySpan.iEndIndex);
legacyTextView.EnsureSpanVisible(legacySpan);
}
public int GetLocationOfName(string pszName, out string pbstrMkDoc, TextSpan[] pspanLocation)
{
pbstrMkDoc = null;
return VSConstants.E_NOTIMPL;
}
/// <summary>
/// This API supports the Entity Framework infrastructure and is not intended to be used directly from your code.
/// </summary>
/// <param name="textSpan">This API supports the Entity Framework infrastructure and is not intended to be used directly from your code.</param>
/// <returns>This API supports the Entity Framework infrastructure and is not intended to be used directly from your code.</returns>
public static XmlDesignerBaseTextSpan ConvertFromVSTextSpan(VSTextSpan textSpan)
{
var ret = new XmlDesignerBaseTextSpan();
ret.iStartIndex = textSpan.iStartIndex;
ret.iStartLine = textSpan.iStartLine;
ret.iEndIndex = textSpan.iEndIndex;
ret.iEndLine = textSpan.iEndLine;
return ret;
}
/// <summary>
/// Called by the debugger whenever it needs to determine a position of an active statement.
/// E.g. the user clicks on a frame in a call stack.
/// </summary>
/// <remarks>
/// Called when applying change, when setting current IP, a notification is received from
/// <see cref="IDebugEncNotify.NotifyEncUpdateCurrentStatement"/>, etc.
/// In addition this API is exposed on IDebugENC2 COM interface so it can be used anytime by other components.
/// </remarks>
public int GetCurrentActiveStatementPosition(uint vsId, VsTextSpan[] ptsNewPosition)
{
try
{
using (NonReentrantContext)
{
Debug.Assert(IsDebuggable);
var session = _encService.EditSession;
var ids = _activeStatementIds;
// Can be called anytime, even outside of an edit/debug session.
// We might not have an active statement available if PDB got out of sync with the source.
ActiveStatementId id;
if (session == null || ids == null || !ids.TryGetValue(vsId, out id))
{
log.Write("GetCurrentActiveStatementPosition failed for AS {0}.", vsId);
return VSConstants.E_FAIL;
}
Document document = _vsProject.VisualStudioWorkspace.CurrentSolution.GetDocument(id.DocumentId);
SourceText text = document.GetTextAsync(default(CancellationToken)).Result;
// Try to get spans from the tracking service first.
// We might get an imprecise result if the document analysis hasn't been finished yet and
// the active statement has structurally changed, but that's ok. The user won't see an updated tag
// for the statement until the analysis finishes anyways.
TextSpan span;
LinePositionSpan lineSpan;
if (_trackingService.TryGetSpan(id, text, out span) && span.Length > 0)
{
lineSpan = text.Lines.GetLinePositionSpan(span);
}
else
{
var activeSpans = session.GetDocumentAnalysis(document).GetValue(default(CancellationToken)).ActiveStatements;
if (activeSpans.IsDefault)
{
// The document has syntax errors and the tracking span is gone.
log.Write("Position not available for AS {0} due to syntax errors", vsId);
return VSConstants.E_FAIL;
}
lineSpan = activeSpans[id.Ordinal];
}
ptsNewPosition[0] = lineSpan.ToVsTextSpan();
log.DebugWrite("AS position: {0} {1} {2}", vsId, lineSpan,
session.BaseActiveStatements[id.DocumentId][id.Ordinal].Flags);
return VSConstants.S_OK;
}
}
catch (Exception e) when (FatalError.ReportWithoutCrash(e))
{
return VSConstants.E_FAIL;
}
}
/// <summary>
/// Called when changes are being applied.
/// </summary>
/// <param name="exceptionRegionId">
/// The value of <see cref="ShellInterop.ENC_EXCEPTION_SPAN.id"/>.
/// Set by <see cref="GetExceptionSpans(uint, ShellInterop.ENC_EXCEPTION_SPAN[], ref uint)"/> to the index into <see cref="_exceptionRegions"/>.
/// </param>
/// <param name="ptsNewPosition">Output value holder.</param>
public int GetCurrentExceptionSpanPosition(uint exceptionRegionId, VsTextSpan[] ptsNewPosition)
{
try
{
using (NonReentrantContext)
{
Debug.Assert(IsDebuggable);
Debug.Assert(_encService.EditSession != null);
Debug.Assert(!_encService.EditSession.StoppedAtException);
Debug.Assert(ptsNewPosition.Length == 1);
var exceptionRegion = _exceptionRegions[(int)exceptionRegionId];
var session = _encService.EditSession;
var asid = _activeStatementIds[exceptionRegion.ActiveStatementId];
var document = _projectBeingEmitted.GetDocument(asid.DocumentId);
var analysis = session.GetDocumentAnalysis(document).GetValue(default(CancellationToken));
var regions = analysis.ExceptionRegions;
// the method shouldn't be called in presence of errors:
Debug.Assert(!analysis.HasChangesAndErrors);
Debug.Assert(!regions.IsDefault);
// Absence of rude edits guarantees that the exception regions around AS haven't semantically changed.
// Only their spans might have changed.
ptsNewPosition[0] = regions[asid.Ordinal][exceptionRegion.Ordinal].ToVsTextSpan();
}
return VSConstants.S_OK;
}
catch (Exception e) when (FatalError.ReportWithoutCrash(e))
{
return VSConstants.E_FAIL;
}
}
public override string Goto(Microsoft.VisualStudio.VSConstants.VSStd97CmdID cmd, Microsoft.VisualStudio.TextManager.Interop.IVsTextView textView, int line, int col, out Microsoft.VisualStudio.TextManager.Interop.TextSpan span)
{
span = new Microsoft.VisualStudio.TextManager.Interop.TextSpan();
return(null);
}
internal static LinePositionSpan ToLinePositionSpan(this VsTextSpan span) => new LinePositionSpan(new LinePosition(span.iStartLine, span.iStartIndex), new LinePosition(span.iEndLine, span.iEndIndex));
public int GetCurrentActiveStatementPosition(uint id, VsTextSpan[] ptsNewPosition)
{
return EditAndContinueImplOpt.GetCurrentActiveStatementPosition(id, ptsNewPosition);
}
public static SnapshotSpan GetSpan(this ITextSnapshot snapshot, VsTextSpan textSpan) => TryGetSpan(snapshot, textSpan).Value;
public int GetCurrentExceptionSpanPosition(uint id, VsTextSpan[] ptsNewPosition)
{
return EditAndContinueImplOpt.GetCurrentExceptionSpanPosition(id, ptsNewPosition);
}
public override string Goto(Microsoft.VisualStudio.VSConstants.VSStd97CmdID cmd, Microsoft.VisualStudio.TextManager.Interop.IVsTextView textView, int line, int col, out Microsoft.VisualStudio.TextManager.Interop.TextSpan span)
{
span = new Microsoft.VisualStudio.TextManager.Interop.TextSpan();
return null;
}
public override string GetDataTipText(int line, int col, out Microsoft.VisualStudio.TextManager.Interop.TextSpan span)
{
span = new Microsoft.VisualStudio.TextManager.Interop.TextSpan();
return null;
}
public static SnapshotSpan GetSpan(this ITextSnapshot snapshot, VsTextSpan textSpan)
{
return TryGetSpan(snapshot, textSpan).Value;
}
public static SnapshotSpan? TryGetSpan(this ITextSnapshot snapshot, VsTextSpan textSpan)
{
return snapshot.TryGetSpan(textSpan.iStartLine, textSpan.iStartIndex, textSpan.iEndLine, textSpan.iEndIndex);
}
// Internal for testing purposes
internal static int GetPairExtentsWorker(ITextView textView, Workspace workspace, IBraceMatchingService braceMatcher, int iLine, int iIndex, TextSpan[] pSpan, bool extendSelection, CancellationToken cancellationToken)
{
pSpan[0].iStartLine = pSpan[0].iEndLine = iLine;
pSpan[0].iStartIndex = pSpan[0].iEndIndex = iIndex;
var pointInViewBuffer = textView.TextSnapshot.GetLineFromLineNumber(iLine).Start + iIndex;
var subjectBuffer = textView.GetBufferContainingCaret();
if (subjectBuffer != null)
{
// PointTrackingMode and PositionAffinity chosen arbitrarily.
var positionInSubjectBuffer = textView.BufferGraph.MapDownToBuffer(pointInViewBuffer, PointTrackingMode.Positive, subjectBuffer, PositionAffinity.Successor);
if (!positionInSubjectBuffer.HasValue)
{
positionInSubjectBuffer = textView.BufferGraph.MapDownToBuffer(pointInViewBuffer, PointTrackingMode.Positive, subjectBuffer, PositionAffinity.Predecessor);
}
if (positionInSubjectBuffer.HasValue)
{
var position = positionInSubjectBuffer.Value;
var document = subjectBuffer.CurrentSnapshot.GetOpenDocumentInCurrentContextWithChanges();
if (document != null)
{
var matchingSpan = braceMatcher.FindMatchingSpanAsync(document, position, cancellationToken).WaitAndGetResult(cancellationToken);
if (matchingSpan.HasValue)
{
var resultsInView = textView.GetSpanInView(matchingSpan.Value.ToSnapshotSpan(subjectBuffer.CurrentSnapshot)).ToList();
if (resultsInView.Count == 1)
{
var vsTextSpan = resultsInView[0].ToVsTextSpan();
// caret is at close parenthesis
if (matchingSpan.Value.Start < position)
{
pSpan[0].iStartLine = vsTextSpan.iStartLine;
pSpan[0].iStartIndex = vsTextSpan.iStartIndex;
// For text selection using goto matching brace, tweak spans to suit the VS editor's behavior.
// The vs editor sets selection for GotoBraceExt (Ctrl + Shift + ]) like so :
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// if (fExtendSelection)
// {
// textSpan.iEndIndex++;
// this.SetSelection(textSpan.iStartLine, textSpan.iStartIndex, textSpan.iEndLine, textSpan.iEndIndex);
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// Notice a couple of things: it arbitrarily increments EndIndex by 1 and does nothing similar for StartIndex.
// So, if we're extending selection:
// case a: set EndIndex to left of closing parenthesis -- ^}
// this adjustment is for any of the four cases where caret could be. left or right of open or close parenthesis -- ^{^ ^}^
// case b: set StartIndex to left of opening parenthesis -- ^{
// this adjustment is for cases where caret was originally to the right of the open parenthesis -- {^ }
// if selecting, adjust end position by using the matching opening span that we just computed.
if (extendSelection)
{
// case a.
var closingSpans = braceMatcher.FindMatchingSpanAsync(document, matchingSpan.Value.Start, cancellationToken).WaitAndGetResult(cancellationToken);
var vsClosingSpans = textView.GetSpanInView(closingSpans.Value.ToSnapshotSpan(subjectBuffer.CurrentSnapshot)).ToList().First().ToVsTextSpan();
pSpan[0].iEndIndex = vsClosingSpans.iStartIndex;
}
}
else if (matchingSpan.Value.End > position) // caret is at open parenthesis
{
pSpan[0].iEndLine = vsTextSpan.iEndLine;
pSpan[0].iEndIndex = vsTextSpan.iEndIndex;
// if selecting, adjust start position by using the matching closing span that we computed
if (extendSelection)
{
// case a.
pSpan[0].iEndIndex = vsTextSpan.iStartIndex;
// case b.
var openingSpans = braceMatcher.FindMatchingSpanAsync(document, matchingSpan.Value.End, cancellationToken).WaitAndGetResult(cancellationToken);
var vsOpeningSpans = textView.GetSpanInView(openingSpans.Value.ToSnapshotSpan(subjectBuffer.CurrentSnapshot)).ToList().First().ToVsTextSpan();
pSpan[0].iStartIndex = vsOpeningSpans.iStartIndex;
}
}
}
}
}
}
}
return VSConstants.S_OK;
}
public int GetCurrentActiveStatementPosition(uint id, VsTextSpan[] ptsNewPosition)
{
return EditAndContinueImplOpt?.GetCurrentActiveStatementPosition(id, ptsNewPosition) ?? VSConstants.E_FAIL;
}
public int GetLocationOfName(string pszName, out string pbstrMkDoc, out TextSpan pspanLocation)
{
return(this.LanguageDebugInfo.GetLocationOfName(pszName, out pbstrMkDoc, out pspanLocation));
}
public int ValidateBreakpointLocation(IVsTextBuffer pBuffer, int iLine, int iCol, TextSpan[] pCodeSpan)
{
return VSConstants.E_NOTIMPL;
}
public override string GetDataTipText(int line, int col, out Microsoft.VisualStudio.TextManager.Interop.TextSpan span)
{
span = new Microsoft.VisualStudio.TextManager.Interop.TextSpan();
return(null);
}
public static SnapshotSpan GetSpan(this ITextSnapshot snapshot, VsTextSpan textSpan)
{
return(TryGetSpan(snapshot, textSpan).Value);
}
