public bool TryAdd(int Course, int Group, ref AllCourseCls AC)
{
if (!IsEmpty(Course, Group, ref AC))
{
return(false);
}
AddedItems.Add(new Course_GroupIndexCls(Course, Group));
return(true);
}
public bool IsEmpty(int Course, int Group, ref AllCourseCls AC)
{
foreach (SpacetimeCls ST in AC.Course[Course].Group[Group].Spacetime)
{
if (!IsEmpty(ST.Day, ST.Period, ref AC))
{
return(false);
}
}
return(true);
}
public bool IsEmpty(string Day, string Period, ref AllCourseCls AC)
{
for (int i = 0; i < AddedItems.Count; i++)
{
foreach (SpacetimeCls ST in AC.Course[AddedItems[i].Course].Group[AddedItems[i].Group].Spacetime)
{
if (ST.Day == Day)
{
if (ST.Period == Period)
{
return(false);
}
}
}
}
return(true);
}