/// <summary>Called when a button on the gamepad has been pressed</summary>
/// <param name="button">Button that has been pressed</param>
public void InjectButtonPress(Buttons button)
{
var newHeldButtons = _heldButtons | button;
if (newHeldButtons == _heldButtons)
{
return;
}
_heldButtons = newHeldButtons;
// If a control is activated, it will receive any input notifications
if (_activatedControl != null)
{
_activatedControl.ProcessButtonPress(button);
return;
}
// No control is activated, try the focused control before searching
// the entire tree for a responder.
var focusedControl = _focusedControl.Target;
if (focusedControl != null)
{
if (focusedControl.ProcessButtonPress(button))
{
_activatedControl = focusedControl;
return;
}
}
// Focused control didn't process the notification, now let the desktop
// control traverse the entire control tree is earch for a handler.
if (_desktopControl.ProcessButtonPress(button))
{
_activatedControl = _desktopControl;
}
}