/// <summary>
/// Populates the actions for each state and symbol combination.
/// </summary>
private void FillActions()
{
var acceptProduction = Grammar.Productions[0];
foreach (var state in LrStates)
{
try
{
var actions = new LrAction[state.Gotos.Count];
for (var sym = 0; sym < Grammar.Tokens.Length; sym++)
{
var possibleActions = new ActionSet();
var target = state.Gotos[sym];
if (target != null)
{
if (Terminals.Contains(sym))
{
possibleActions.Add(LrAction.Shift(target, state.GotoPrecedences[sym]));
}
if (NonTerminals.Contains(sym))
{
possibleActions.Add(LrAction.Goto(target, state.GotoPrecedences[sym]));
}
}
foreach (var item in state.Items)
{
if (item.LookAheadSymbol != sym)
{
continue;
}
if (item.CanIncrement == false)
{
if (item.Production == acceptProduction && item.ProductionProgress == 1)
{
possibleActions.Add(LrAction.Accept());
}
else
{
possibleActions.Add(LrAction.Reduce(item.Production, item.Production.Precedence));
}
}
}
SetAction(actions, sym, possibleActions);
}
state.Actions = actions;
}
catch (Exception ex)
{
throw new Exception($"Error processing state: {state}", ex);
}
}
}
/// <summary>
/// Populates the specified shell with sub-menus.
/// </summary>
/// <param name="shell">The shell.</param>
public void Populate(
ActionManager manager,
MenuShell shell)
{
// Create a new submenu for ourselves.
var menu = new Menu();
var menuItem = new MenuItem(Label);
menuItem.Submenu = menu;
menuItem.RightJustified = RightAligned;
// If we have a group name, add it to the list.
if (!String.IsNullOrEmpty(GroupName))
{
ActionSet group = manager.GetOrCreateGroup(GroupName);
group.Add(menuItem);
}
// Attach our menu to the shell.
shell.Append(menuItem);
// Go through all of our elements and add them to our menu.
foreach (ILayoutListItem item in this)
{
// Go through and populate the menu itself.
item.Populate(manager, menu);
}
}
private void GenerateNewAction()
{
Action action = GetRandomAction();
if (action != null)
{
toDoList.Add(action);
lastGenerationTime = 0;
toDoListHasChanged.Raise();
Debug.Log("Action " + action.name + " generated.");
}
}
private void MarkActionAsFinished(Action action)
{
toDoActions.Remove(action);
finishedActions.Add(action);
toDoListHasChanged.Raise();
}