public void OnEventDispatch(Event @event)
{
// Only support events dispatched from the dispatcher thread.
if (!DispatcherHelpers.IsOnDispatcher())
{
return;
}
if (_eventDrivers.Count > 0)
{
var eventName = @event.EventName;
var customEventName = default(string);
if (TryGetRegistrationName(eventName, out customEventName))
{
eventName = customEventName;
}
var driversForKey = default(IList <EventAnimationDriver>);
if (_eventDrivers.TryGetValue(Tuple.Create(@event.ViewTag, eventName), out driversForKey))
{
foreach (var driver in driversForKey)
{
@event.Dispatch(driver);
_runUpdateNodeList.Add(driver.ValueNode);
}
UpdateNodes(_runUpdateNodeList);
_runUpdateNodeList.Clear();
}
}
}
public bool OnEventDispatch(Event @event)
{
// Only support events dispatched from the dispatcher thread.
if (!DispatcherHelpers.IsOnDispatcher())
{
return(false);
}
if (_eventDrivers.Count > 0)
{
var eventName = @event.EventName;
var customEventName = default(string);
if (TryGetRegistrationName(eventName, out customEventName))
{
eventName = customEventName;
}
var eventDriver = default(EventAnimationDriver);
if (_eventDrivers.TryGetValue(Tuple.Create(@event.ViewTag, eventName), out eventDriver))
{
@event.Dispatch(eventDriver);
_updatedNodes.Add(eventDriver.ValueNode);
return(true);
}
}
return(false);
}
public static void OnCreate(this ReactRootView rootView, ReactNativeHost host)
{
rootView.Background = (Brush)Application.Current.Resources["ApplicationPageBackgroundThemeBrush"];
if (DispatcherHelpers.IsOnDispatcher())
{
SystemNavigationManager.GetForCurrentView().BackRequested += (sender, e) => OnBackRequested(host, sender, e);
Window.Current.CoreWindow.Dispatcher.AcceleratorKeyActivated += (sender, e) => OnAcceleratorKeyActivated(host, sender, e);
}
}
public void OnEventDispatch(Event @event)
{
if (DispatcherHelpers.IsOnDispatcher())
{
HandleEvent(@event);
}
else
{
DispatcherHelpers.RunOnDispatcher(() =>
{
HandleEvent(@event);
});
}
}
private void AssertOnCorrectDispatcher()
{
#if WINDOWS_UWP
#if DEBUG
if (!DispatcherHelpers.IsOnDispatcher(Dispatcher))
{
// Each NativeViewHierarxhyManager object has a dedicated Dispatcher thread affinity.
// Accessing from a wrong thread is fatal.
throw new InvalidOperationException("Thread does not have correct dispatcher access.");
}
#endif
#else
DispatcherHelpers.AssertOnDispatcher();
#endif
}
