public static CodeCompletionResult GetCompletions(IDocument document, int offset, bool controlSpace) { var result = new CodeCompletionResult(); if (String.IsNullOrEmpty(document.FileName)) return result; var completionContext = new CSharpCompletionContext(document, offset, projectContent); var completionFactory = new CSharpCompletionDataFactory(completionContext.TypeResolveContextAtCaret, completionContext); var cce = new CSharpCompletionEngine( completionContext.Document, completionContext.CompletionContextProvider, completionFactory, completionContext.ProjectContent, completionContext.TypeResolveContextAtCaret ); cce.EolMarker = Environment.NewLine; cce.FormattingPolicy = FormattingOptionsFactory.CreateSharpDevelop(); var completionChar = completionContext.Document.GetCharAt(completionContext.Offset-1); int startPos, triggerWordLength; IEnumerable<ICSharpCode.NRefactory.Completion.ICompletionData> completionData; if (controlSpace) { if (!cce.TryGetCompletionWord(completionContext.Offset, out startPos, out triggerWordLength)) { startPos = completionContext.Offset; triggerWordLength = 0; } completionData = cce.GetCompletionData(startPos, true); if (triggerWordLength == 0) completionData = completionData.Concat(cce.GetImportCompletionData(startPos)); } else { startPos = completionContext.Offset; if (char.IsLetterOrDigit(completionChar) || completionChar == '_') { if (startPos > 1 && char.IsLetterOrDigit(completionContext.Document.GetCharAt(startPos - 2))) return result; completionData = cce.GetCompletionData(startPos, false); startPos--; triggerWordLength = 1; } else { completionData = cce.GetCompletionData(startPos, false); triggerWordLength = 0; } } result.TriggerWordLength = triggerWordLength; result.TriggerWord = completionContext.Document.GetText(completionContext.Offset - triggerWordLength, triggerWordLength); Debug.Print("Trigger word: '{0}'", result.TriggerWord); //cast to AvalonEdit completion data and add to results foreach (var completion in completionData) { var cshellCompletionData = completion as CompletionData; if (cshellCompletionData != null) { cshellCompletionData.TriggerWord = result.TriggerWord; cshellCompletionData.TriggerWordLength = result.TriggerWordLength; result.CompletionData.Add(cshellCompletionData); } } //method completions if (!controlSpace) { // Method Insight var pce = new CSharpParameterCompletionEngine( completionContext.Document, completionContext.CompletionContextProvider, completionFactory, completionContext.ProjectContent, completionContext.TypeResolveContextAtCaret ); var parameterDataProvider = pce.GetParameterDataProvider(completionContext.Offset, completionChar); result.OverloadProvider = parameterDataProvider as IOverloadProvider; } return result; }
bool ShowCompletion(ITextEditor editor, char completionChar, bool ctrlSpace) { var completionContext = CSharpCompletionContext.Get(editor); if (completionContext == null) return false; var completionFactory = new CSharpCompletionDataFactory(completionContext, new CSharpResolver(completionContext.TypeResolveContextAtCaret)); CSharpCompletionEngine cce = new CSharpCompletionEngine( editor.Document, completionContext.CompletionContextProvider, completionFactory, completionContext.ProjectContent, completionContext.TypeResolveContextAtCaret ); cce.FormattingPolicy = FormattingOptionsFactory.CreateSharpDevelop(); cce.EolMarker = DocumentUtilities.GetLineTerminator(editor.Document, editor.Caret.Line); cce.IndentString = editor.Options.IndentationString; int startPos, triggerWordLength; IEnumerable<ICompletionData> completionData; if (ctrlSpace) { if (!cce.TryGetCompletionWord(editor.Caret.Offset, out startPos, out triggerWordLength)) { startPos = editor.Caret.Offset; triggerWordLength = 0; } completionData = cce.GetCompletionData(startPos, true); completionData = completionData.Concat(cce.GetImportCompletionData(startPos)); } else { startPos = editor.Caret.Offset; if (char.IsLetterOrDigit (completionChar) || completionChar == '_') { if (startPos > 1 && char.IsLetterOrDigit (editor.Document.GetCharAt (startPos - 2))) return false; completionData = cce.GetCompletionData(startPos, false); startPos--; triggerWordLength = 1; } else { completionData = cce.GetCompletionData(startPos, false); triggerWordLength = 0; } } DefaultCompletionItemList list = new DefaultCompletionItemList(); list.Items.AddRange(completionData.Cast<ICompletionItem>()); if (list.Items.Count > 0) { list.SortItems(); list.PreselectionLength = editor.Caret.Offset - startPos; list.PostselectionLength = Math.Max(0, startPos + triggerWordLength - editor.Caret.Offset); list.SuggestedItem = list.Items.FirstOrDefault(i => i.Text == cce.DefaultCompletionString); editor.ShowCompletionWindow(list); return true; } if (!ctrlSpace) { // Method Insight var pce = new CSharpParameterCompletionEngine( editor.Document, completionContext.CompletionContextProvider, completionFactory, completionContext.ProjectContent, completionContext.TypeResolveContextAtCaret ); var newInsight = pce.GetParameterDataProvider(editor.Caret.Offset, completionChar) as CSharpMethodInsight; if (newInsight != null && newInsight.items.Count > 0) { newInsight.UpdateHighlightedParameter(pce); newInsight.Show(); return true; } } return false; }
bool ShowCompletion(ITextEditor editor, char completionChar, bool ctrlSpace) { CSharpCompletionContext completionContext; if (fileContent == null) { completionContext = CSharpCompletionContext.Get(editor); } else { completionContext = CSharpCompletionContext.Get(editor, context, currentLocation, fileContent); } if (completionContext == null) return false; int caretOffset; if (fileContent == null) { caretOffset = editor.Caret.Offset; currentLocation = editor.Caret.Location; } else { caretOffset = completionContext.Document.GetOffset(currentLocation); } var completionFactory = new CSharpCompletionDataFactory(completionContext, new CSharpResolver(completionContext.TypeResolveContextAtCaret)); CSharpCompletionEngine cce = new CSharpCompletionEngine( completionContext.Document, completionContext.CompletionContextProvider, completionFactory, completionContext.ProjectContent, completionContext.TypeResolveContextAtCaret ); var formattingOptions = CSharpFormattingPolicies.Instance.GetProjectOptions(completionContext.Compilation.GetProject()); cce.FormattingPolicy = formattingOptions.OptionsContainer.GetEffectiveOptions(); cce.EolMarker = DocumentUtilities.GetLineTerminator(completionContext.Document, currentLocation.Line); cce.IndentString = editor.Options.IndentationString; int startPos, triggerWordLength; IEnumerable<ICompletionData> completionData; if (ctrlSpace) { if (!cce.TryGetCompletionWord(caretOffset, out startPos, out triggerWordLength)) { startPos = caretOffset; triggerWordLength = 0; } completionData = cce.GetCompletionData(startPos, true); completionData = completionData.Concat(cce.GetImportCompletionData(startPos)); } else { startPos = caretOffset; if (char.IsLetterOrDigit (completionChar) || completionChar == '_') { if (!CodeCompletionOptions.CompleteWhenTyping) return false; if (startPos > 1 && char.IsLetterOrDigit (completionContext.Document.GetCharAt (startPos - 2))) return false; completionData = cce.GetCompletionData(startPos, false); startPos--; triggerWordLength = 1; } else { completionData = cce.GetCompletionData(startPos, false); triggerWordLength = 0; } } DefaultCompletionItemList list = new DefaultCompletionItemList(); list.Items.AddRange(FilterAndAddTemplates(editor, completionData.Cast<ICompletionItem>().ToList())); if (list.Items.Count > 0 && (ctrlSpace || cce.AutoCompleteEmptyMatch)) { list.SortItems(); list.PreselectionLength = caretOffset - startPos; list.PostselectionLength = Math.Max(0, startPos + triggerWordLength - caretOffset); list.SuggestedItem = list.Items.FirstOrDefault(i => i.Text == cce.DefaultCompletionString); editor.ShowCompletionWindow(list); return true; } if (CodeCompletionOptions.InsightEnabled && !ctrlSpace) { // Method Insight var pce = new CSharpParameterCompletionEngine( completionContext.Document, completionContext.CompletionContextProvider, completionFactory, completionContext.ProjectContent, completionContext.TypeResolveContextAtCaret ); var newInsight = pce.GetParameterDataProvider(caretOffset, completionChar) as CSharpMethodInsight; if (newInsight != null && newInsight.items.Count > 0) { newInsight.UpdateHighlightedParameter(pce); newInsight.Show(); return true; } } return false; }