//[-]
void Selection_AddFilter()
{
DataTable Dt_FilterFields = (DataTable)this.ViewState[CnsDt_FilterFields];
string FilterSt = "";
QueryCondition Qc = (QueryCondition)this.ViewState[CnsObj_QueryCondition];
if (Qc == null)
{
Qc = new QueryCondition();
}
DataRow[] ArrDr = Dt_FilterFields.Select("Field = '" + this.Cbo_SearchFilter.SelectedValue + "'");
if (ArrDr.Length > 0)
{
Qc.Add(
(string)Do_Methods.IsNull(ArrDr[0]["Field"], "")
, this.Txt_Search.Text
, (string)Do_Methods.IsNull(ArrDr[0]["DataType"], ""));
FilterSt = this.Cbo_SearchFilter.SelectedItem.Text + " by " + this.Txt_Search.Text;
}
this.ViewState[CnsObj_QueryCondition] = Qc;
string ViewState_DisplayFilterString = (string)this.ViewState[CnsDisplayFilterString];
ViewState_DisplayFilterString += @"<br />" + FilterSt;
this.ViewState[CnsDisplayFilterString] = ViewState_DisplayFilterString;
}
/// <summary>
/// Combine queue.
/// </summary>
public override void Combine()
{
if (Sq.Length < 2)
{
return;
}
char[] items = Sq.TwoLatestItems;
var t = Qc.GetCombine(items[0], items[1]);
if (t != 0)
{
Sq.RemoveElement();
Sq.RemoveElement();
Sq.AddElement(t);
}
}
/// <summary>
/// Oppose queue.
/// </summary>
public override void Oppose()
{
if (Sq.Length < 2)
{
return;
}
var c = Sq.LastItem;
foreach (char item in Sq.UniqueItems)
{
if (Qc.IsOpposed(item, c))
{
Sq.Clear();
return;
}
}
}