private void FormatByDaxFormatter(DaxFormatterCom.FormattingCulture formattingCulture)
{
string originalText = _source.GetText(_formattingSpan);
if (!string.IsNullOrEmpty(originalText))
{
try
{
var formattedText = DaxFormatterCom.Format(originalText, formattingCulture);
_editManager.Add(new EditSpan(_formattingSpan, formattedText));
}
catch (Exception e)
{
DaxEditorPackage.WriteToGeneral(e.Message);
System.Windows.MessageBox.Show(e.Message, "Exception from daxformatter.com", System.Windows.MessageBoxButton.OK, System.Windows.MessageBoxImage.Error);
}
}
}
// Help for functions and keywords. Initiated by pressing F1.
public override void UpdateLanguageContext(LanguageContextHint hint, IVsTextLines buffer, TextSpan[] ptsSelection, IVsUserContext context)
{
string searchingKeyword = null;
// Search keyword as the function that presented where cursor stays or just before it
Source source = (Source)this.GetSource(buffer);
Debug.Assert(ptsSelection.Length > 0);
int line = ptsSelection[0].iStartLine;
int endPosition = ptsSelection[0].iEndIndex;
var colorState = new DaxEditor.DaxFormatter.DummyColorState();
TokenInfo[] lineInfos = source.GetColorizer().GetLineInfo(buffer, line, colorState);
foreach (var tokenInfo in lineInfos)
{
if (!(tokenInfo.Type == TokenType.Identifier || tokenInfo.Type == TokenType.Keyword))
{
continue;
}
var span = new TextSpan();
span.iStartLine = line;
span.iEndLine = line;
span.iStartIndex = tokenInfo.StartIndex;
span.iEndIndex = tokenInfo.EndIndex + 1;
searchingKeyword = source.GetText(span);
if (span.iEndIndex >= endPosition)
{
break;
}
}
if (!string.IsNullOrEmpty(searchingKeyword))
{
ErrorHandler.ThrowOnFailure(context.RemoveAttribute(null, null));
ErrorHandler.ThrowOnFailure(context.AddAttribute(VSUSERCONTEXTATTRIBUTEUSAGE.VSUC_Usage_Lookup, "keyword", "SQL11.AS.DAXREF." + searchingKeyword + ".F1"));
}
}