public int SetSelection(int iAnchorLine, int iAnchorCol, int iEndLine, int iEndCol) { TextSpan original = new TextSpan(); original.iStartLine = iAnchorLine; original.iStartIndex = iAnchorCol; original.iEndLine = iEndLine; original.iEndIndex = iEndCol; TextSpan[] converted = new TextSpan[1]; ErrorHandler.ThrowOnFailure(bufferCoordinator.MapSecondaryToPrimarySpan(original, converted)); return(intellisenseHost.SetContextSelection(converted[0].iStartLine, converted[0].iStartIndex, converted[0].iEndLine, converted[0].iEndIndex)); }