public override void doit()
{
for (int i = 0; i < _list.Count; i++)
{
AbstractCommand cmd = (AbstractCommand)_list[i];
cmd.doit();
}
}
public void doCmd(AbstractCommand cmd)
{
cmd.doit();
_doneStack.Push(cmd);
_undoneStack.Clear();
if (_doneStack.Count == _maxStackSize)
{
_doneStack = this.reduceStackSize(_doneStack);
}
setUnReButtonState();
}
