Пример #1
0
        public void AugmentQuickInfoSession(IQuickInfoSession session, IList <object> qiContent, out ITrackingSpan applicableToSpan)
        {
            applicableToSpan = null;
            if (XSharpProjectPackage.Instance.DebuggerIsRunning)
            {
                return;
            }
            try
            {
                XSharpModel.ModelWalker.Suspend();
                var package     = XSharp.Project.XSharpProjectPackage.Instance;
                var optionsPage = package.GetIntellisenseOptionsPage();
                if (optionsPage.DisableQuickInfo)
                {
                    return;
                }


                // Map the trigger point down to our buffer.
                SnapshotPoint?subjectTriggerPoint = session.GetTriggerPoint(_subjectBuffer.CurrentSnapshot);
                if (!subjectTriggerPoint.HasValue)
                {
                    return;
                }
                ITextSnapshot currentSnapshot = subjectTriggerPoint.Value.Snapshot;
                WriteOutputMessage($"Triggerpoint: {subjectTriggerPoint.Value.Position}");

                if ((subjectTriggerPoint.Value.Position == lastTriggerPoint) && (lastVersion == currentSnapshot.Version.VersionNumber))
                {
                    if (lastHelp != null)
                    {
                        var description = new TextBlock();
                        description.Inlines.AddRange(lastHelp);
                        qiContent.Add(description);
                        if (lastxmldoc != null)
                        {
                            qiContent.Add(lastxmldoc);
                        }
                        WriteOutputMessage($"Return last help content: {lastHelp}");
                    }
                    if (lastSpan != null)
                    {
                        applicableToSpan = lastSpan;
                    }
                    return;
                }
                // We don't want to lex the buffer. So get the tokens from the last lex run
                // and when these are too old, then simply bail out
                var tokens = _subjectBuffer.GetTokens();
                if (tokens != null)
                {
                    if (tokens.SnapShot.Version != currentSnapshot.Version)
                    {
                        return;
                    }
                }

                lastTriggerPoint = subjectTriggerPoint.Value.Position;

                //look for occurrences of our QuickInfo words in the span
                ITextStructureNavigator navigator = _provider.NavigatorService.GetTextStructureNavigator(_subjectBuffer);
                TextExtent extent     = navigator.GetExtentOfWord(subjectTriggerPoint.Value);
                string     searchText = extent.Span.GetText();

                // First, where are we ?
                int caretPos   = subjectTriggerPoint.Value.Position;
                int lineNumber = subjectTriggerPoint.Value.GetContainingLine().LineNumber;
                var snapshot   = session.TextView.TextBuffer.CurrentSnapshot;
                if (_file == null)
                {
                    return;
                }
                // Then, the corresponding Type/Element if possible
                IToken stopToken;
                //ITokenStream tokenStream;
                XSharpModel.XTypeMember member           = XSharpLanguage.XSharpTokenTools.FindMember(lineNumber, _file);
                XSharpModel.XType       currentNamespace = XSharpLanguage.XSharpTokenTools.FindNamespace(caretPos, _file);
                // adjust caretpos, for other completions we need to stop before the caret. Now we include the caret
                List <String> tokenList = XSharpLanguage.XSharpTokenTools.GetTokenList(caretPos + 1, lineNumber, tokens.TokenStream, out stopToken, true, _file, false, member);
                // Check if we can get the member where we are
                //if (tokenList.Count > 1)
                //{
                //    tokenList.RemoveRange(0, tokenList.Count - 1);
                //}
                // LookUp for the BaseType, reading the TokenList (From left to right)
                XSharpLanguage.CompletionElement gotoElement;
                String currentNS = "";
                if (currentNamespace != null)
                {
                    currentNS = currentNamespace.Name;
                }

                XSharpModel.CompletionType cType = XSharpLanguage.XSharpTokenTools.RetrieveType(_file, tokenList, member, currentNS, stopToken, out gotoElement, snapshot, lineNumber, _file.Project.Dialect);
                //
                //
                if ((gotoElement != null) && (gotoElement.IsInitialized))
                {
                    IClassificationType      kwType = _registry.GetClassificationType("keyword");
                    IClassificationFormatMap fmap   = _formatMap.GetClassificationFormatMap(category: "text");
                    Microsoft.VisualStudio.Text.Formatting.TextFormattingRunProperties kwFormat = fmap.GetTextProperties(kwType);
                    kwType = _registry.GetClassificationType("text");
                    fmap   = _formatMap.GetClassificationFormatMap(category: "text");
                    Microsoft.VisualStudio.Text.Formatting.TextFormattingRunProperties txtFormat = fmap.GetTextProperties(kwType);
                    //
                    // Ok, find it ! Let's go ;)
                    applicableToSpan = currentSnapshot.CreateTrackingSpan
                                       (
                        extent.Span.Start, searchText.Length, SpanTrackingMode.EdgeInclusive
                                       );

                    if (gotoElement.XSharpElement != null)
                    {
                        if (gotoElement.XSharpElement.Kind == XSharpModel.Kind.Constructor)
                        {
                            if (gotoElement.XSharpElement.Parent != null)
                            {
                                var xtype       = gotoElement.XSharpElement.Parent as XType;
                                var qitm        = new QuickInfoTypeAnalysis(xtype, kwFormat.ForegroundBrush, txtFormat.ForegroundBrush);
                                var description = new TextBlock();
                                description.Inlines.AddRange(qitm.WPFDescription);
                                qiContent.Add(description);
                            }
                        }
                        else if (gotoElement.XSharpElement is XSharpModel.XTypeMember)
                        {
                            QuickInfoTypeMember qitm = new QuickInfoTypeMember((XSharpModel.XTypeMember)gotoElement.XSharpElement, kwFormat.ForegroundBrush, txtFormat.ForegroundBrush);
                            var description          = new TextBlock();
                            description.Inlines.AddRange(qitm.WPFDescription);
                            qiContent.Add(description);
                        }
                        else if (gotoElement.XSharpElement is XSharpModel.XVariable)
                        {
                            QuickInfoVariable qitm = new QuickInfoVariable((XSharpModel.XVariable)gotoElement.XSharpElement, kwFormat.ForegroundBrush, txtFormat.ForegroundBrush);
                            var description        = new TextBlock();
                            description.Inlines.AddRange(qitm.WPFDescription);
                            qiContent.Add(description);
                        }
                        else if (gotoElement.XSharpElement is XSharpModel.XType)
                        {
                            var xtype       = gotoElement.XSharpElement as XType;
                            var qitm        = new QuickInfoTypeAnalysis(xtype, kwFormat.ForegroundBrush, txtFormat.ForegroundBrush);
                            var description = new TextBlock();
                            description.Inlines.AddRange(qitm.WPFDescription);
                            qiContent.Add(description);
                        }
                        else
                        {
                            var description = new TextBlock();
                            Run temp;
                            temp            = new Run(gotoElement.XSharpElement.Description);
                            temp.Foreground = txtFormat.ForegroundBrush;
                            //
                            description.Inlines.Add(temp);
                            qiContent.Add(description);
                        }
                    }
                    else if (gotoElement.SystemElement is TypeInfo)
                    {
                        var    ti     = gotoElement.SystemElement as TypeInfo;
                        string xmldoc = XSharpXMLDocMember.GetTypeSummary(ti, member.File.Project);
                        QuickInfoTypeAnalysis analysis = new QuickInfoTypeAnalysis(ti, kwFormat.ForegroundBrush, txtFormat.ForegroundBrush);
                        var description = new TextBlock();
                        description.Inlines.AddRange(analysis.WPFDescription);
                        qiContent.Add(description);
                        if (xmldoc != null)
                        {
                            qiContent.Add(xmldoc);
                        }
                    }
                    else
                    {
                        // This works with System.MemberInfo AND
                        QuickInfoMemberAnalysis analysis = null;
                        if (gotoElement.SystemElement is MemberInfo)
                        {
                            string xmldoc = XSharpXMLDocMember.GetMemberSummary(gotoElement.SystemElement, member.File.Project);

                            analysis = new QuickInfoMemberAnalysis(gotoElement.SystemElement, kwFormat.ForegroundBrush, txtFormat.ForegroundBrush);
                            if (analysis.IsInitialized)
                            {
                                if ((analysis.Kind == XSharpModel.Kind.Constructor) && (cType != null) && (cType.SType != null))
                                {
                                    QuickInfoTypeAnalysis typeAnalysis;
                                    typeAnalysis = new QuickInfoTypeAnalysis(cType.SType.GetTypeInfo(), kwFormat.ForegroundBrush, txtFormat.ForegroundBrush);
                                    if (typeAnalysis.IsInitialized)
                                    {
                                        var description = new TextBlock();
                                        description.Inlines.AddRange(typeAnalysis.WPFDescription);
                                        qiContent.Add(description);
                                    }
                                }
                                else
                                {
                                    var description = new TextBlock();
                                    description.Inlines.AddRange(analysis.WPFDescription);
                                    qiContent.Add(description);
                                }
                                if (xmldoc != null)
                                {
                                    qiContent.Add(xmldoc);
                                }
                            }
                        }
                    }
                    if (qiContent.Count > 0)
                    {
                        TextBlock description;
                        description = qiContent[0] as TextBlock;
                        if (qiContent.Count > 1)
                        {
                            lastxmldoc = qiContent[1] as String;
                        }
                        else
                        {
                            lastxmldoc = null;
                        }
                        if (description != null)
                        {
                            lastHelp = new Inline[description.Inlines.Count];
                            description.Inlines.CopyTo(lastHelp, 0);
                            lastSpan    = applicableToSpan;
                            lastVersion = currentSnapshot.Version.VersionNumber;
                            WriteOutputMessage($"Found new help content: {lastHelp}");
                        }
                    }
                    return;
                }
            }
            catch (Exception ex)
            {
                XSharpProjectPackage.Instance.DisplayOutPutMessage("XSharpQuickInfo.AugmentQuickInfoSession failed : ");
                XSharpProjectPackage.Instance.DisplayException(ex);
            }
            finally
            {
                XSharpModel.ModelWalker.Resume();
            }
        }
Пример #2
0
 public CompletionType(XType xType)
 {
     this._xtype = xType;
 }
Пример #3
0
 public static bool IsGlobalType(XType type)
 {
     return(type.Name == XType.GlobalName);
 }
 private void pushType(XType type)
 {
     type.File = this._file;
     this._currentTypes.Push(type);
 }