/// <summary>
/// Tries to add the UI Element as a scrollable. Returns true if it succeeded, false if it didn't.
/// </summary>
public bool AddScrollable(UIElement uiElement)
{
if (uiElement is IScrollable scrollable)
{
Scrollables.Add(scrollable);
return(true);
}
return(false);
}
/// <summary>
/// Adds a UI Element and makes it interactable if it implements <see cref="IInteractable"/> and scrollable if it implements <see cref="IScrollable"/>.
/// </summary>
/// <typeparam name="T">UIElement descendant of type T.</typeparam>
/// <param name="uiElement">The UI Element to add.</param>
/// <returns>Returns the craeted UI Element.</returns>
public T AddUIElement <T>(T uiElement) where T : UIElement
{
UIElements.Add(uiElement);
if (uiElement is IInteractable interactable)
{
Interactables.Add(interactable);
}
if (uiElement is IScrollable scrollable)
{
Scrollables.Add(scrollable);
}
return(uiElement);
}
/// <summary>
/// Removes the UI Element.
/// </summary>
public void RemoveUIElement(UIElement uiElement)
{
UIElements.Remove(uiElement);
if (uiElement is IInteractable interactable)
{
Interactables.Remove(interactable);
//Deactivate forced focus:
if (ForceFocusedInteractable == interactable)
{
ForceFocusOn = false;
ForceFocusedInteractable = null;
}
//Unselect it from the "keyboard":
if (kb_selectedInteractable == interactable)
{
kb_selectedInteractable = null;
}
//Unselect it from the "mouse":
if (ms_selectedInteractable == interactable)
{
ms_selectedInteractable = null;
}
}
if (uiElement is IScrollable scrollable)
{
Scrollables.Remove(scrollable);
}
if (uiElement is IContainer container)
{
foreach (UIElement child in container.Children)
{
RemoveUIElement(child);
}
}
uiElement.OnDestroy();
}
