public BLevelClass()
{
ClassesOfA = new ExObservableCollection <CBaseClass>();
CBaseClass firstClassA = new CBaseClass(0, true);
CBaseClass secondClassA = new CBaseClass(1, true);
ClassesOfA.Insert(0, firstClassA);
ClassesOfA.Insert(1, secondClassA);
}
public ShellClass()
{
BaseData = new ExObservableCollection <BaseClass>();
BaseClass firstClassA = new BaseClass(0, false);
BaseClass secondClassA = new BaseClass(1, false);
BaseData.Insert(0, firstClassA);
BaseData.Insert(1, secondClassA);
}