public static async Task RunOnUiThread(this DispatchedHandler agileCallback)
{
CoreApplicationView view = CoreApplication.MainView;;
if (view == null)
{
try
{
view = CoreApplication.GetCurrentView();
}
catch
{
view = null;
}
}
if (view != null)
{
if (view.CoreWindow != null)
{
if (view.CoreWindow.Dispatcher != null)
{
await view.CoreWindow.Dispatcher.RunAsync(CoreDispatcherPriority.Normal, agileCallback);
}
else
{
// ***
// *** Run on the current thread since there is no dispatcher.
// ***
agileCallback.Invoke();
}
}
else
{
// ***
// *** Run on the current thread since there is no core window.
// ***
agileCallback.Invoke();
}
}
else
{
// ***
// *** Run on the current thread since there is no current view.
// ***
agileCallback.Invoke();
}
}
public async static void RunActionOnUiThread(DispatchedHandler action)
{
if (dispatcher != null)
await dispatcher.RunAsync(CoreDispatcherPriority.Normal, action);
else
action.Invoke();
}
/// <summary>
/// Invokes the stored process.
/// </summary>
public void Invoke()
{
ReturnData = handler.Invoke();
if (IsAttended)
{
resetEvent.Set();
}
}
public static void RunInUI(DispatchedHandler act)
{
var disp = CoreApplication.MainView.Dispatcher;
if (disp.HasThreadAccess)
act.Invoke();
else
disp.RunAsync(CoreDispatcherPriority.Normal, act);
}
/// <summary>
/// Runs action on UI thread.
/// </summary>
/// <param name="onUiThreadDelegate">
/// The UI thread delegate.
/// </param>
/// <returns>
/// The <see cref="IAsyncAction"/>.
/// </returns>
public static IAsyncAction ApplicationViewAsync(DispatchedHandler onUiThreadDelegate)
{
return(CoreApplication.MainView.CoreWindow
.Dispatcher.RunAsync(
CoreDispatcherPriority.Normal,
() =>
{
onUiThreadDelegate?.Invoke();
}));
}
/// <summary>
/// Runs action on UI thread.
/// </summary>
/// <param name="onUiThreadDelegate">
/// The UI thread delegate.
/// </param>
/// <returns>
/// The <see cref="Task"/>.
/// </returns>
public static IAsyncAction CurrentViewAsync(DispatchedHandler onUiThreadDelegate)
{
return(CoreApplication.GetCurrentView()
.Dispatcher.RunAsync(
CoreDispatcherPriority.Normal,
() =>
{
onUiThreadDelegate?.Invoke();
}));
}
// Insert Dispatch below here
protected async Task DispatchAsync(DispatchedHandler callback)
{
if (Dispatcher.HasThreadAccess)
{
callback.Invoke();
}
else
{
await Dispatcher.RunAsync(CoreDispatcherPriority.Normal, callback);
}
}
public async static void call(DispatchedHandler fun)
{
if (Window.Current.Dispatcher.HasThreadAccess)
{
fun.Invoke();
}
else
{
await Window.Current.Dispatcher.RunAsync(CoreDispatcherPriority.Normal, fun);
}
}
/// <summary>
/// Runs the event dispatcher on UI thread
/// </summary>
/// <param name="coreDispatcherPriority"></param>
/// <param name="agileCallBack"></param>
public async static Task RunAsync(CoreDispatcherPriority coreDispatcherPriority, DispatchedHandler agileCallBack)
{
//If there is no dispatcher
if (Dispatcher == null)
Dispatcher = Window.Current.Dispatcher;
//If it's already on UI Thread
if (Dispatcher.HasThreadAccess)
agileCallBack.Invoke();
else
await DispatcherHelper.Dispatcher.RunAsync(CoreDispatcherPriority.Normal, agileCallBack);
}
public static void RunInUI(DispatchedHandler act)
{
var disp = CoreApplication.MainView.Dispatcher;
if (disp.HasThreadAccess)
{
act.Invoke();
}
else
{
disp.RunAsync(CoreDispatcherPriority.Normal, act);
}
}
public static Task ExecuteAsync(this CoreDispatcher dispatcher, DispatchedHandler action, CoreDispatcherPriority priority = CoreDispatcherPriority.Normal)
{
if (null == dispatcher)
{
throw new Exception();
}
if (dispatcher.HasThreadAccess)
{
action.Invoke();
return(Task.FromResult(true));
}
return(dispatcher.RunAsync(priority, action).AsTask());
}
/// <summary>
/// Dispatches the specified action to be performed on the main thread.
/// The caller thread will wait until the action is completed.
/// </summary>
public static object Dispatch(DispatchedHandler handler)
{
if (handler == null)
{
throw new ArgumentNullException(nameof(handler));
}
// If called from unity thread, just call the handler straight away.
if (Thread.CurrentThread.ManagedThreadId == Instance.unityThreadId)
{
return(handler.Invoke());
}
return(Instance.DispatchInternal(new DispatchedItem(handler, true)));
}
/// <summary>
/// Dispatches the specified action to be performed on the main thread.
/// The caller thread will not wait until the action is completed.
/// </summary>
public static void DispatchUnattended(DispatchedHandler handler)
{
if (handler == null)
{
throw new ArgumentNullException(nameof(handler));
}
// If called from unity thread, just call the handler straight away.
if (Thread.CurrentThread.ManagedThreadId == Instance.unityThreadId)
{
handler.Invoke();
return;
}
Instance.DispatchInternal(new DispatchedItem(handler, false));
}
public IAsyncAction RunAsync(DispatchedHandler handler)
{
try
{
if (CoreWindow != null && CoreWindow.Dispatcher != null)
{
return(CoreWindow.Dispatcher.RunAsync(CoreDispatcherPriority.Normal, handler));
}
else
{
handler.Invoke();
}
}
catch (Exception uiEx) { UIError(uiEx); }
return(new EmptyAsyncAction());
}
/// <summary>
/// Executes the specified action on the UI thread
/// </summary>
/// <param name="agileCallback">The action to execute</param>
public static async void RunOnUIThread(DispatchedHandler agileCallback)
{
var currentWindow = CoreApplication.MainView;
if (currentWindow == null)
{
return;
}
var dispatcher = currentWindow.Dispatcher;
if (dispatcher == null)
{
return;
}
await dispatcher.RunAsync(CoreDispatcherPriority.Normal, () =>
{
agileCallback.Invoke();
});
}
public static Task RunOnUIThreadAsync(CoreDispatcherPriority priority, DispatchedHandler handler)
{
if (!DesignMode.DesignModeEnabled)
{
var dispatcher = Dispatcher;
if (dispatcher.HasThreadAccess)
{
handler.Invoke();
}
else
{
var task = dispatcher.RunAsync(priority, () => { handler(); }).AsTask();
return task;
}
}
return Task.FromResult<object>(null);
}
public static Task RunOnUIThreadAsync(CoreDispatcherPriority priority, DispatchedHandler handler)
{
if (!DesignMode.DesignModeEnabled)
{
var dispatcher = Dispatcher;
if (dispatcher.HasThreadAccess)
{
handler.Invoke();
}
else
{
var task = dispatcher.RunAsync(priority, () => { handler(); }).AsTask();
return(task);
}
}
return(Task.FromResult <object>(null));
}
// Insert Dispatch below here
protected async Task DispatchAsync(DispatchedHandler callback)
{
// As WASM is currently single-threaded, and Dispatcher.HasThreadAccess always returns false for broader compatibility reasons
// the following code ensures the local code always directly invokes the callback on WASM.
var hasThreadAccess =
#if __WASM__
true;
#else
Dispatcher.HasThreadAccess;
#endif
if (hasThreadAccess)
{
callback.Invoke();
}
else
{
await Dispatcher.RunAsync(CoreDispatcherPriority.Normal, callback);
}
}
/// <summary>
/// Executes the specified action on the UI thread
/// </summary>
/// <param name="agileCallback">The action to execute</param>
public static async void RunOnUIThread(DispatchedHandler agileCallback)
{
var currentWindow = CoreApplication.MainView;
if (currentWindow == null)
{
return;
}
var dispatcher = currentWindow.Dispatcher;
if (dispatcher == null)
{
return;
}
await dispatcher.RunAsync(CoreDispatcherPriority.Normal, () =>
{
agileCallback.Invoke();
});
}
private async void OnCommunicationServicePacketReceived(SocketCommunicationService sender, PacketReceivedEventArgs args)
{
var packet = args.Packet;
switch (packet.PacketType)
{
case PacketType.QueryProfileResponse:
{
var profile = (QueryProfileResponsePacket)args.Packet;
var print = new DispatchedHandler(() =>
{
CommandWindow
.WriteLine(
String.Format("Whoami: ({0:D})\"{1}\"", profile.UserId, profile.UserName),
LogLevel.Information
);
});
if (Dispatcher.HasThreadAccess)
{
print.Invoke();
}
else
{
await Dispatcher.RunAsync(CoreDispatcherPriority.Normal, print);
}
break;
}
case PacketType.QueryMessageResponse:
{
break;
}
}
}
/// <summary>
/// Runs action on UI thread.
/// </summary>
/// <param name="onUiThreadDelegate">
/// The UI thread delegate.
/// </param>
/// <param name="runOnUi">
/// The run On Ui.
/// </param>
/// <returns>
/// The <see cref="IAsyncAction"/>.
/// </returns>
public static IAsyncAction ApplicationViewAsyncIfRequired(DispatchedHandler onUiThreadDelegate, bool runOnUi)
{
return(runOnUi ?
ApplicationViewAsync(onUiThreadDelegate) :
AsyncInfo.Run(token => Task.Run(() => onUiThreadDelegate?.Invoke(), token)));
}
public IAsyncAction RunAsync(DispatchedHandler handler)
{
try
{
if (CoreWindow != null && CoreWindow.Dispatcher != null)
{
return CoreWindow.Dispatcher.RunAsync(CoreDispatcherPriority.Normal, handler);
}
else
{
handler.Invoke();
}
}
catch (Exception uiEx) { UIError(uiEx); }
return new EmptyAsyncAction();
}
public async static void call(DispatchedHandler fun) {
if (Window.Current.Dispatcher.HasThreadAccess)
fun.Invoke();
else
await Window.Current.Dispatcher.RunAsync(CoreDispatcherPriority.Normal, fun);
}
