public override bool HandleKeyPress(SharpDevelopTextAreaControl editor, char ch)
{
CSharpExpressionFinder ef = new CSharpExpressionFinder(editor.FileName);
int cursor = editor.ActiveTextAreaControl.Caret.Offset;
ExpressionContext context = null;
if (ch == '(')
{
if (CodeCompletionOptions.KeywordCompletionEnabled)
{
switch (editor.GetWordBeforeCaret().Trim())
{
case "for":
case "lock":
context = ExpressionContext.Default;
break;
case "using":
context = ExpressionContext.TypeDerivingFrom(ParserService.CurrentProjectContent.GetClass("System.IDisposable"), false);
break;
case "catch":
context = ExpressionContext.TypeDerivingFrom(ParserService.CurrentProjectContent.GetClass("System.Exception"), false);
break;
case "foreach":
case "typeof":
case "sizeof":
case "default":
context = ExpressionContext.Type;
break;
}
}
if (context != null)
{
if (IsInComment(editor))
{
return(false);
}
editor.ShowCompletionWindow(new CtrlSpaceCompletionDataProvider(context), ch);
return(true);
}
else if (EnableMethodInsight && CodeCompletionOptions.InsightEnabled)
{
editor.ShowInsightWindow(new MethodInsightDataProvider());
return(true);
}
return(false);
}
else if (ch == '[')
{
LineSegment line = editor.Document.GetLineSegmentForOffset(cursor);
if (TextUtilities.FindPrevWordStart(editor.Document, cursor) <= line.Offset)
{
// [ is first character on the line
// -> Attribute completion
editor.ShowCompletionWindow(new AttributesDataProvider(ParserService.CurrentProjectContent), ch);
return(true);
}
}
else if (ch == ',' && CodeCompletionOptions.InsightRefreshOnComma && CodeCompletionOptions.InsightEnabled)
{
if (InsightRefreshOnComma(editor, ch))
{
return(true);
}
}
else if (ch == '=')
{
LineSegment curLine = editor.Document.GetLineSegmentForOffset(cursor);
string documentText = editor.Text;
int position = editor.ActiveTextAreaControl.Caret.Offset - 2;
if (position > 0 && (documentText[position + 1] == '+'))
{
ExpressionResult result = ef.FindFullExpression(documentText, position);
if (result.Expression != null)
{
ResolveResult resolveResult = ParserService.Resolve(result, editor.ActiveTextAreaControl.Caret.Line + 1, editor.ActiveTextAreaControl.Caret.Column + 1, editor.FileName, documentText);
if (resolveResult != null && resolveResult.ResolvedType != null)
{
IClass underlyingClass = resolveResult.ResolvedType.GetUnderlyingClass();
if (underlyingClass != null && underlyingClass.IsTypeInInheritanceTree(ParserService.CurrentProjectContent.GetClass("System.MulticastDelegate")))
{
EventHandlerCompletitionDataProvider eventHandlerProvider = new EventHandlerCompletitionDataProvider(result.Expression, resolveResult);
eventHandlerProvider.InsertSpace = true;
editor.ShowCompletionWindow(eventHandlerProvider, ch);
}
}
}
}
else if (position > 0)
{
ExpressionResult result = ef.FindFullExpression(documentText, position);
if (result.Expression != null)
{
ResolveResult resolveResult = ParserService.Resolve(result, editor.ActiveTextAreaControl.Caret.Line + 1, editor.ActiveTextAreaControl.Caret.Column + 1, editor.FileName, documentText);
if (resolveResult != null && resolveResult.ResolvedType != null)
{
if (ProvideContextCompletion(editor, resolveResult.ResolvedType, ch))
{
return(true);
}
}
}
}
}
else if (ch == ';')
{
LineSegment curLine = editor.Document.GetLineSegmentForOffset(cursor);
// don't return true when inference succeeds, otherwise the ';' won't be added to the document.
TryDeclarationTypeInference(editor, curLine);
}
return(base.HandleKeyPress(editor, ch));
}
