private void RemoveOldAtomsAndBond(NotifyCollectionChangedEventArgs e)
{
foreach (Molecule child in e.OldItems)
{
child.Parent = null;
foreach (Atom atom in child.Atoms.ToList())
{
AllAtoms.Remove(atom);
}
foreach (Bond bond in child.Bonds.ToList())
{
AllBonds.Remove(bond);
}
}
}
/// <summary>
/// Adding molecules to or removing from the model also adds the Atoms and Bonds
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void Molecules_CollectionChanged(object sender, NotifyCollectionChangedEventArgs e)
{
switch (e.Action)
{
case NotifyCollectionChangedAction.Add:
foreach (Molecule m in e.NewItems)
{
foreach (Atom atom in m.Atoms)
{
if (!AllAtoms.Contains(atom))
{
AllAtoms.Add(atom);
}
}
foreach (Bond bond in m.Bonds)
{
if (!AllBonds.Contains(bond))
{
AllBonds.Add(bond);
}
}
}
break;
case NotifyCollectionChangedAction.Remove:
foreach (Molecule m in e.OldItems)
{
foreach (Atom atom in m.Atoms.ToList())
{
AllAtoms.Remove(atom);
}
foreach (Bond bond in m.Bonds.ToList())
{
AllBonds.Remove(bond);
}
}
break;
}
}
private void BondsOnCollectionChanged(object sender, NotifyCollectionChangedEventArgs e)
{
switch (e.Action)
{
case NotifyCollectionChangedAction.Add:
foreach (Bond bond in e.NewItems)
{
bond.Parent = this;
AllBonds.Add(bond);
}
break;
case NotifyCollectionChangedAction.Move:
break;
case NotifyCollectionChangedAction.Remove:
foreach (Bond bond in e.OldItems)
{
AllBonds.Remove(bond);
bond.Parent = null;
}
break;
case NotifyCollectionChangedAction.Replace:
foreach (Bond bond in e.NewItems)
{
bond.Parent = this;
AllBonds.Add(bond);
}
foreach (Bond bond in e.OldItems)
{
AllBonds.Remove(bond);
bond.Parent = null;
}
break;
case NotifyCollectionChangedAction.Reset:
break;
}
}