public string Handle(List <Key> keysDown)
{
if (first != null)
{
return(first.Handle(keysDown));
}
else
{
return(null);
}
}
public string Handle(List <Key> keysDown)
{
if (TryHandle(keysDown))
{
return(associatedCode); // We can handle this, our command key goes to the top.
}
else if (nextElement != null)
{
return(nextElement.Handle(keysDown)); // Not the end of the line and we can't handle this, delegate to next element.
}
else
{
return(null); // End of the line and we can't handle this, null goes to the top.
}
}
