/// <summary>
/// Insert "()" into the rootbox at the current selection, then back up the selection
/// to be between the parentheses.
/// </summary>
/// <param name="rootb"></param>
public static void InsertOptionalItem(IVwRootBox rootb)
{
rootb.OnChar('(');
rootb.OnChar(')');
// Adjust the selection to be between the parentheses.
var vwsel = rootb.Selection;
var cvsli = vwsel.CLevels(false);
// CLevels includes the string property itself, but AllTextSelInfo doesn't need it.
cvsli--;
int ihvoRoot;
int tagTextProp;
int cpropPrevious;
int ichAnchor;
int ichEnd;
int ws;
bool fAssocPrev;
int ihvoEnd;
ITsTextProps ttp;
var rgvsli = SelLevInfo.AllTextSelInfo(vwsel, cvsli,
out ihvoRoot, out tagTextProp, out cpropPrevious, out ichAnchor, out ichEnd,
out ws, out fAssocPrev, out ihvoEnd, out ttp);
Debug.Assert(ichAnchor == ichEnd);
Debug.Assert(ichAnchor > 0);
--ichEnd;
--ichAnchor;
rootb.MakeTextSelection(ihvoRoot, cvsli, rgvsli, tagTextProp, cpropPrevious,
ichAnchor, ichEnd, ws, fAssocPrev, ihvoEnd, ttp, true);
}
/// <summary>
/// Insert "()" into the rootbox at the current selection, then back up the selection
/// to be between the parentheses.
/// </summary>
/// <param name="rootb"></param>
public static void InsertOptionalItem(IVwRootBox rootb)
{
rootb.OnChar((int)'(');
rootb.OnChar((int)')');
// Adjust the selection to be between the parentheses.
IVwSelection vwsel = rootb.Selection;
int cvsli = vwsel.CLevels(false);
// CLevels includes the string property itself, but AllTextSelInfo doesn't need it.
cvsli--;
int ihvoRoot;
int tagTextProp;
int cpropPrevious;
int ichAnchor;
int ichEnd;
int ws;
bool fAssocPrev;
int ihvoEnd;
ITsTextProps ttp;
SelLevInfo[] rgvsli = SelLevInfo.AllTextSelInfo(vwsel, cvsli,
out ihvoRoot, out tagTextProp, out cpropPrevious, out ichAnchor, out ichEnd,
out ws, out fAssocPrev, out ihvoEnd, out ttp);
Debug.Assert(ichAnchor == ichEnd);
Debug.Assert(ichAnchor > 0);
--ichEnd;
--ichAnchor;
rootb.MakeTextSelection(ihvoRoot, cvsli, rgvsli, tagTextProp, cpropPrevious,
ichAnchor, ichEnd, ws, fAssocPrev, ihvoEnd, ttp, true);
}
