public void Do(IDocumentAction action)
{
if (subtitle == null)
{
throw new InvalidOperationException($"{nameof(Subtitle)} is null");
}
action.Do(subtitle);
while (actionList.First.Next != currentAction)
{
actionList.Remove(actionList.First.Next);
}
actionList.AddAfter(actionList.First, action);
currentAction = actionList.First.Next;
modified();
}
public bool TryDo(IDocumentAction action)
{
if (subtitle == null)
{
return(false);
}
try
{
action.Do(subtitle);
}
catch (Exception)
{
return(false);
}
while (actionList.First.Next != currentAction)
{
actionList.Remove(actionList.First.Next);
}
actionList.AddAfter(actionList.First, action);
currentAction = actionList.First.Next;
modified();
return(true);
}
