Пример #1
0
        void window_CaretPositionChanged(object sender, EventArgs e)
        {
            var completionContext = AlCompletionContext.Get(editor);

            if (completionContext == null)
            {
                window.Close();
                return;
            }
            var completionFactory = new AlCompletionDataFactory(completionContext, new AlResolver(completionContext.TypeResolveContextAtCaret));
            var pce = new AlParameterCompletionEngine(
                editor.Document,
                completionContext.CompletionContextProvider,
                completionFactory,
                completionContext.ProjectContent,
                completionContext.TypeResolveContextAtCaret
                );

            UpdateHighlightedParameter(pce);
        }
        bool ShowCompletion(ITextEditor editor, char completionChar, bool ctrlSpace)
        {
            AlCompletionContext completionContext;

            if (fileContent == null)
            {
                completionContext = AlCompletionContext.Get(editor);
            }
            else
            {
                completionContext = AlCompletionContext.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 AlCompletionDataFactory(completionContext, new AlResolver(completionContext.TypeResolveContextAtCaret));

            AlCompletionEngine cce = new AlCompletionEngine(
                completionContext.Document,
                completionContext.CompletionContextProvider,
                completionFactory,
                completionContext.ProjectContent,
                completionContext.TypeResolveContextAtCaret
                );
            var formattingOptions = AlFormattingPolicies.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 AlParameterCompletionEngine(
                    completionContext.Document,
                    completionContext.CompletionContextProvider,
                    completionFactory,
                    completionContext.ProjectContent,
                    completionContext.TypeResolveContextAtCaret
                    );
                var newInsight = pce.GetParameterDataProvider(caretOffset, completionChar) as AlMethodInsight;
                if (newInsight != null && newInsight.items.Count > 0)
                {
                    newInsight.UpdateHighlightedParameter(pce);
                    newInsight.Show();
                    return(true);
                }
            }
            return(false);
        }