public object this[string id]
{
get
{
IMixable mixable = null;
if (_current.HasKey(id))
{
object value = _current[id];
if (value is IMixable)
{
mixable = value as IMixable;
if (!mixable.IsMixMeaningful)
{
return(mixable);
}
}
else if (value != null)
{
return(value);
}
}
if (_style != null)
{
for (int idx = 0; idx < _style.Length; ++idx)
{
if (_style[idx] != null)
{
object value = _style[idx][id];
if (value is IMixable)
{
if (mixable == null)
{
mixable = value as IMixable;
}
else
{
mixable = mixable.Mix(value as IMixable);
}
if (!mixable.IsMixMeaningful)
{
return(mixable);
}
}
else if (value != null)
{
return(value);
}
}
}
}
return(mixable);
}
}
public void Mix(IMixable otherMixable)
{
if (otherMixable.GetType() == typeof(Latte))
{
Console.Write("You got some milky weird mix!");
}
if (otherMixable.GetType() == typeof(Cortado))
{
Console.Write("You just got a very big Cortado! Nothing special!");
}
}
static void Main(string[] args)
{
int action = 1;
int selectedObj = 0;
Shop shop = new Shop();
while (action != 5)
{
ShowMenu();
if (int.TryParse(Console.ReadLine(), out action))
{
if (shop.CountSection > 0)
{
if (action > 0 && action < 5)
{
if ((selectedObj = GetObj()) != -1)
{
if (action == 3 && selectedObj != 3)
{
selectedObj++;
}
IMixable obj = (IMixable)shop;
if (selectedObj == 2)
{
obj = (IMixable)shop.GetSection();
}
else if (selectedObj == 3)
{
obj = (IMixable)shop.GetCategory();
}
DoAction(obj, action);
}
}
}
}
else
{
Console.WriteLine("You haven\'t any section. Create new (y/n)?");
if (Console.ReadKey(true).KeyChar == 'y')
{
shop.Add();
}
}
}
}
IMixable IMixable.Mix(IMixable lessImportant)
{
if (!(lessImportant is Margin))
{
throw new Exception("Cannot mix different types.");
}
Margin margin = new Margin();
Margin lessImportantMargin = (Margin)lessImportant;
margin._top = _top ?? lessImportantMargin._top;
margin._bottom = _bottom ?? lessImportantMargin._bottom;
margin._left = _left ?? lessImportantMargin._left;
margin._right = _right ?? lessImportantMargin._right;
return(margin);
}
static void DoAction(IMixable obj, int act)
{
if (act == 1)
{
obj.Add();
}
else if (act == 2)
{
obj.Remove();
}
else if (act == 3)
{
obj.Update();
}
else if (act == 4)
{
obj.Show();
}
}
public ThemeDirtyEventArgs(ThemeCategory category, ThemePart part, IMixable loadable = null)
{
Loadable = loadable;
Category = category;
Part = part;
}