IList ApplyFilter(List<Contact> list, AlphaIndex alpha) {
if(alpha == AlphaIndex.All) return list;
var res = from q in list
where alpha.Match(extractName(q))
select q;
return res.ToList();
}
protected void InitIndex(List<Contact> list) {
this.extractName = (s) => {
string name = ((Contact)s).LastName;
if(string.IsNullOrEmpty(name)) return null; //todo?
return AlphaIndex.Group(name.Substring(0, 1));
};
List<AlphaIndex> dict = Generate(list, extractName);
SetupGrid(dict, indexGridControl);
}
IList ApplyFilter(List<Contact> list, AlphaIndex alpha)
{
if(alpha == AlphaIndex.All || alpha == null)
return list;
return list.Where(c => alpha.Match(AlphaIndex.Group(c.LastName))).ToList();
}
protected void InitIndex(List<Contact> list)
{
SetupGrid(Generate(list, c => AlphaIndex.Group(c.LastName)), indexGridControl);
}
