public void ChangeCurrentActivity(ActivityModel newActivity, int nextIndex)
{
if (_activities.Count <= nextIndex)
{
_activities.Add(newActivity);
}
CurrentIndex = nextIndex;
BackStackChanged?.Invoke();
}
public bool RemoveActivityAt(int index)
{
if (index == CurrentIndex)
{
throw new ArgumentException("The current activity cannot be removed from the stack. ");
}
_activities.RemoveAt(index);
if (index < CurrentIndex)
{
CurrentIndex--;
}
BackStackChanged?.Invoke();
return(true);
}
private void ActivityStackManagerOnBackStackChanged()
{
BackStackChanged?.Invoke(this, EventArgs.Empty);
}