/// <summary>
/// Get the array of SelLevInfo corresponding to one end point of a selection.
/// </summary>
/// <param name="vwselNew"></param>
/// <param name="fEndPoint">True if we want the end of the selection. False if we want the anchor.</param>
/// <returns></returns>
protected static SelLevInfo[] GetOneEndPointOfSelection(IVwSelection vwselNew, bool fEndPoint)
{
// Get the info about the other end of the selection.
int cvsli = vwselNew.CLevels(fEndPoint) - 1;
SelLevInfo[] rgvsliEnd;
using (ArrayPtr prgvsli = MarshalEx.ArrayToNative <SelLevInfo>(cvsli))
{
int ihvoRoot, tagTextProp, cpropPrevious, ich, ws;
bool fAssocPrev;
ITsTextProps ttpSelProps;
vwselNew.AllSelEndInfo(fEndPoint, out ihvoRoot, cvsli, prgvsli,
out tagTextProp, out cpropPrevious, out ich,
out ws, out fAssocPrev, out ttpSelProps);
rgvsliEnd = MarshalEx.NativeToArray <SelLevInfo>(prgvsli, cvsli);
}
return(rgvsliEnd);
}
/// <summary>
/// Get the array of SelLevInfo corresponding to one end point of a selection.
/// </summary>
/// <param name="vwselNew"></param>
/// <param name="fEndPoint">True if we want the end of the selection. False if we want the anchor.</param>
/// <returns></returns>
protected static SelLevInfo[] GetOneEndPointOfSelection(IVwSelection vwselNew, bool fEndPoint)
{
// Get the info about the other end of the selection.
int ihvoRoot, tagTextProp, cpropPrevious, ich, ws;
bool fAssocPrev;
ITsTextProps ttpSelProps;
int cvsli = vwselNew.CLevels(fEndPoint) - 1;
SelLevInfo[] rgvsliEnd;
using (ArrayPtr prgvsli = MarshalEx.ArrayToNative(cvsli, typeof(SelLevInfo)))
{
vwselNew.AllSelEndInfo(fEndPoint, out ihvoRoot, cvsli, prgvsli,
out tagTextProp, out cpropPrevious, out ich,
out ws, out fAssocPrev, out ttpSelProps);
rgvsliEnd = (SelLevInfo[])MarshalEx.NativeToArray(prgvsli, cvsli,
typeof(SelLevInfo));
}
return rgvsliEnd;
}