/// <summary>
/// Update all the managed widgets according to the input devices states.
/// </summary>
/// <param name="gameTime">game time reference</param>
public void Update(Stopwatch gameTime)
{
/// Dispatch the hovering events.
Widget receiver = PickWidget(myCursor.Position);
if (myHoveredWidget != receiver)
{
if (myHoveredWidget != null)
{
HoverEndEvent evt = new HoverEndEvent();
// the old owner of the focus can refuse the lost of the focus.
myHoveredWidget.OnEvent(evt);
if (evt.Accepted)
myHoveredWidget.OnHoverEndEvent(evt);
}
myHoveredWidget = receiver;
if (receiver != null)
{
HoverEvent evt = new HoverEvent();
// the old owner of the focus can refuse the lost of the focus.
receiver.OnEvent(evt);
if (evt.Accepted)
receiver.OnHoverEvent(evt);
}
}
foreach (Widget widget in myManagedWidgets)
{
UpdateEvent raisedEvent = new UpdateEvent(gameTime);
widget.OnEvent(raisedEvent);
if (raisedEvent.Accepted)
widget.OnUpdate(raisedEvent);
}
}
/// <summary>
/// Raised when the widgets update is beginning.
/// </summary>
/// <param name="beginUpdateEvent">raised event</param>
public virtual void OnUpdate(UpdateEvent beginUpdateEvent)
{
foreach (Widget child in myChildrenWidgets)
child.OnUpdate(beginUpdateEvent);
}