public override bool Load()
{
bool ret = true;
List <long> idlist = new List <long>();
if (Common.Conn == null)
{
Common.Conn = new SQLiteConnection(Common.ConnectionString);
Common.Conn.Open();
}
SQLiteDataReader myReader = null;
SQLiteCommand myCommand = new SQLiteCommand();
try
{
myReader = null;
myCommand.CommandText = @"SELECT * FROM [tblTrend] WHERE [DisplayID]= " + m_DisplayID_tblDisplay.DisplayID + " order by oIndex;";
myCommand.Connection = Common.Conn;
myReader = myCommand.ExecuteReader();
while (myReader.Read())
{
idlist.Add(myReader.GetInt64(myReader.GetOrdinal("ID")));
}
myReader.Close();
myCommand.Dispose();
foreach (long id in idlist)// (int i = 0; i < count ; i++)
{
tblTrend tbltrend = new tblTrend();
tbltrend.ID = id;
tbltrend.m_DisplayID_tblDisplay = this.m_DisplayID_tblDisplay;
tbltrend.Select();
Add(tbltrend);
}
}
catch (SQLiteException ae)
{
System.Windows.Forms.MessageBox.Show(ae.Message);
return(false);
}
return(ret);
}
public bool Contains(tblTrend item)
{
return(List.Contains(item));
}
public int IndexOf(tblTrend item)
{
return(List.IndexOf(item));
}
public void Insert(int index, tblTrend item)
{
List.Insert(index, item);
this.OntblTrendChanged(EventArgs.Empty);
}
public void Remove(tblTrend item)
{
List.Remove(item);
this.OntblTrendChanged(EventArgs.Empty);
}
public void Add(tblTrend item)
{
List.Add(item);
this.OntblTrendChanged(EventArgs.Empty);
}