public override void Redo(ref MokkanList list)
{
list = listAfter.Clone();
}
// Call this function AFTER operation.
public void NewState(MokkanList mokkanList)
{
// Keep objects state after operation.
listAfter = mokkanList.Clone();
}
public override void Undo(ref MokkanList list)
{
list = listBefore.Clone();
}
// Create this command BEFORE operation.
public CommandChange(MokkanList mokkanList)
{
// Keep objects state before operation.
listBefore = mokkanList.Clone();
}