/// <summary>
/// There is a new challenger for screen focus!
/// Do the logic for giving focus to this new element.
///
/// Note: There should only be a single "Click" per update step.
/// So the "Neither" enumeration is added to the LeftOrRight type.
/// "Neither" clicks should fire focus changes, but not click changes.
/// There are still problems with this method. Be careful with inadvertant recursion!
/// </summary>
/// <param name="element">The new element to get focus</param>
/// <param name="clickType">Left of right click</param>
public void SetNewFocus(ScreenElement element, LeftOrRight clickType)
{
// If nothing new is getting focus, then remove focus
if (element == null)
{
if (this.screenFocus != null)
{
this.screenFocus.UnClicked(null);
this.screenFocus = null;
}
return;
}
// Trigger Clicked and UnClicked events
if (this.screenFocus == null)
{
this.screenFocus = element;
element.Clicked(Input.MouseWorldPosition, clickType);
}
else if (this.screenFocus.Equals(element))
{
element.Clicked(Input.MouseWorldPosition, clickType);
}
else
{
screenFocus.UnClicked(element);
this.screenFocus = element;
element.Clicked(Input.MouseWorldPosition, clickType);
}
}