protected void HandleParentRouteExit()
{
if (activeChild != null)
{
activeChild.Exit();
activeChild = null;
}
}
public void RemoveChildRoute(RouteElement routeElement)
{
m_ChildRoutes.Remove(routeElement);
if (activeChild == routeElement)
{
activeChild = null;
}
}
public void AddChildRoute(RouteElement routeElement)
{
if (m_ChildRoutes.Contains(routeElement))
{
return;
}
m_ChildRoutes.Add(routeElement);
routeElement.SetEnabled(false);
}
public override void Enter(RouteMatch route)
{
base.Enter(route);
RouteElement[] routes = m_ChildRoutes.Array;
for (int i = 0; i < m_ChildRoutes.Count; i++)
{
RouteMatch childMatch;
if (routes[i].TryMatch(route, out childMatch))
{
activeChild = routes[i];
routes[i].Enter(childMatch);
break;
}
}
}
protected void HandleParentRouteUpdate()
{
bool wasMatched = IsRouteMatched;
match = RouteMatch.Match(FullPath, 0, new RouteMatch(parentRoute.CurrentMatch.url));
if (!wasMatched && match.IsMatch)
{
Enter(match);
}
else if (wasMatched && !match.IsMatch)
{
Exit();
}
else if (wasMatched && match.IsMatch)
{
RouteMatch route = string.IsNullOrEmpty(path) ? parentRoute.CurrentMatch : CurrentMatch;
Update(route); // todo -- not sure about this
RouteElement[] routes = m_ChildRoutes.Array;
for (int i = 0; i < m_ChildRoutes.Count; i++)
{
RouteMatch childMatch;
if (routes[i].TryMatch(route, out childMatch))
{
if (activeChild == routes[i])
{
activeChild.Update(childMatch);
return;
}
activeChild?.Exit();
activeChild = routes[i];
activeChild.Enter(childMatch);
onRouteChanged?.Invoke();
return;
}
}
if (activeChild != null)
{
activeChild.Exit();
activeChild = null;
}
onRouteChanged?.Invoke();
}
}
public override void OnCreate()
{
style.SetPreferredWidth(UIMeasurement.Parent100, StyleState.Normal);
style.SetPreferredHeight(UIMeasurement.Parent100, StyleState.Normal);
UIElement ptr = parent;
while (ptr != null)
{
if (ptr is RouteElement routeParent)
{
parentRoute = routeParent;
break;
}
ptr = ptr.parent;
}
parentRoute.onRouteEnter += HandleParentRouteEnter;
parentRoute.onRouteExit += HandleParentRouteExit;
parentRoute.onRouteUpdate += HandleParentRouteUpdate;
}