public void DeleteEntity(IEntity param)
{
SimpleEntity entity = param as SimpleEntity;
if (entity == null)
{
throw new Exception("Entity is null at RefModel.cs");
}
if (_connection.State != System.Data.ConnectionState.Closed)
{
throw new Exception("_connection is not in Closed state!!!");
}
_connection.Open();
SqlCeCommand command = _connection.CreateCommand();
command.CommandText = String.Format("DELETE FROM {0} WHERE ID={1}", this.TableName, entity.ID);
command.ExecuteNonQuery();
_connection.Close();
}
void AddNewRecord(object parameter)
{
if (String.IsNullOrEmpty(NewRecordName))
{
return;
}
NewRecordName = NewRecordName.Trim();
SimpleEntity e = new SimpleEntity()
{
Name = NewRecordName
};
int id = EntitiesDatabaseDirectory.InsertEntity(e);
// we need to set last inserted id to the collection item
Entities.Add(new EntityViewModel(e)
{
ID = id
});
NewRecordName = ""; // eg clear textbox...
RaisePropertyChanged("AddNewRecordName");
}
void AddNewRecord(object parameter)
{
if (String.IsNullOrEmpty(NewRecordName)) return;
NewRecordName = NewRecordName.Trim();
SimpleEntity e = new SimpleEntity() { Name = NewRecordName };
int id = EntitiesDatabaseDirectory.InsertEntity(e);
// we need to set last inserted id to the collection item
Entities.Add(new EntityViewModel(e) { ID = id });
NewRecordName = ""; // eg clear textbox...
RaisePropertyChanged("AddNewRecordName");
}
