protected virtual Select2Options GetSelect2Options()
{
var emptyItemText = EmptyItemText();
return(new Select2Options
{
Data = items,
MinimumResultsForSearch = 10,
PlaceHolder = !emptyItemText.IsEmptyOrNull() ? emptyItemText : null,
AllowClear = emptyItemText != null,
Query = delegate(Select2QueryOptions query)
{
var term = query.Term.IsEmptyOrNull() ? "" : Q.Externals.StripDiacritics(query.Term ?? "").ToUpperCase();
var results = this.items.Filter(item =>
{
return (term == null ||
Q.Externals.StripDiacritics(item.Text ?? "").ToUpperCase().StartsWith(term));
});
results.AddRange(this.items.Filter(item =>
{
return term != null &&
!Q.Externals.StripDiacritics(item.Text ?? "").ToUpperCase().StartsWith(term) &&
Q.Externals.StripDiacritics(item.Text ?? "").ToUpperCase().IndexOf(term) >= 0;
}));
query.Callback(new Select2Result
{
Results = results.Slice((query.Page - 1) * pageSize, query.Page * pageSize),
More = results.Count >= query.Page * pageSize
});
},
InitSelection = delegate(jQueryObject element, Action <object> callback)
{
var val = element.GetValue();
Select2Item item = null;
for (var i = 0; i < this.items.Count; i++)
{
var x = items[i];
if (x.Id == val)
{
item = x;
break;
}
}
callback(item);
}
});
}
protected void AddItem(Select2Item item)
{
this.items.Add(item);
this.itemById[item.Id] = item;
}
protected virtual Select2Options GetSelect2Options()
{
var emptyItemText = EmptyItemText();
return(new Select2Options
{
Data = items,
PlaceHolder = !emptyItemText.IsEmptyOrNull() ? emptyItemText : null,
AllowClear = emptyItemText != null,
CreateSearchChoicePosition = "bottom",
Query = delegate(Select2QueryOptions query)
{
var term = query.Term.IsEmptyOrNull() ? "" : Q.Externals.StripDiacritics(query.Term ?? "").ToUpperCase();
var results = this.items.Filter(item =>
{
return (term == null ||
Q.Externals.StripDiacritics(item.Text ?? "").ToUpperCase().StartsWith(term));
});
results.AddRange(this.items.Filter(item =>
{
return term != null &&
!Q.Externals.StripDiacritics(item.Text ?? "").ToUpperCase().StartsWith(term) &&
Q.Externals.StripDiacritics(item.Text ?? "").ToUpperCase().IndexOf(term) >= 0;
}));
query.Callback(new Select2Result
{
Results = results.Slice((query.Page - 1) * pageSize, query.Page * pageSize),
More = results.Count >= query.Page * pageSize
});
},
InitSelection = delegate(jQueryObject element, Action <object> callback)
{
var val = element.GetValue();
var isAutoComplete = this.IsAutoComplete();
if (multiple)
{
var list = new List <object>();
foreach (var z in val.Split(","))
{
var item = itemById[z];
if (item == null && isAutoComplete)
{
item = new Select2Item {
Id = z, Text = z
};
AddItem(item);
}
if (item != null)
{
list.Add(item);
}
}
callback(list);
return;
}
var it = itemById[val];
if (it == null && isAutoComplete)
{
it = new Select2Item {
Id = val, Text = val
};
AddItem(it);
}
callback(it);
}
});
}