public Task StopAsync(CancellationToken cancelToken)
{
if (!ApplicationLifetime.ApplicationStopping.IsCancellationRequested &&
!ApplicationLifetime.ApplicationStopped.IsCancellationRequested)
{
application.Quit();
}
return(Task.CompletedTask);
}
public static void EtoClose()
{
if (etoApplication == null)
{
return;
}
EtoInvoke(() => etoApplication.Quit());
etoThread.Join();
}
public static void Main(string[] args)
{
//Do our command line parsing first
CommandLine.ParseArguments(args);
//Create our Eto.Forms app, so we can show message boxes
//We shut this down before we run the engine
Platform.AllowReinitialize = true;
Application app = new Application();
//Now to get the game's entry point
IEntryPoint entryPoint = null;
string dllPath = Path.GetFullPath($"{CommandLine.GameName}/bin/{CommandLine.GameName}.dll");
try
{
//Load the game assembly
AssemblyLoad assemblyLoad = new AssemblyLoad();
Assembly gameDll = assemblyLoad.LoadAssembly(Path.GetFullPath($"{CommandLine.GameName}/bin"), $"{CommandLine.GameName}.dll");
//Find a class the inherits from IEntryPoint so that we can create the game
foreach (Type type in gameDll.GetTypes().Where(x => x.IsPublic && x.IsClass)) //Needs to be public
{
if (!typeof(IEntryPoint).IsAssignableFrom(type))
{
continue;
}
if (!(Activator.CreateInstance(type) is IEntryPoint point))
{
continue;
}
entryPoint = point;
break;
}
}
catch (FileNotFoundException ex) //The DLL wasn't found
{
Debug.Assert(false, $"The game DLL for '{CommandLine.GameName}' wasn't found in '{dllPath}'!\n{ex}");
#if !DEBUG
Eto.Forms.MessageBox.Show($"The game DLL for '{CommandLine.GameName}' wasn't found in '{dllPath}'!", "Engine Error",
Eto.Forms.MessageBoxButtons.OK, Eto.Forms.MessageBoxType.Error);
app.Dispose();
Environment.Exit(0);
#endif
}
catch (Exception ex) //Some other error
{
Debug.Assert(false, $"An unknown error occured while preparing the game for launching!\n{ex}");
#if !DEBUG
Eto.Forms.MessageBox.Show($"An unknown error occured while preparing the game for launching!", "Engine Error",
Eto.Forms.MessageBoxButtons.OK, Eto.Forms.MessageBoxType.Error);
app.Dispose();
Environment.Exit(0);
#endif
}
//The entry point wasn't found
Debug.Assert(entryPoint != null, "The game DLL doesn't contain an entry point!");
#if !DEBUG
if (entryPoint == null)
{
Eto.Forms.MessageBox.Show("The game DLL didn't contain an entry point!", "Engine Error", Eto.Forms.MessageBoxButtons.OK,
Eto.Forms.MessageBoxType.Error);
app.Dispose();
Environment.Exit(0);
return;
}
#endif
//Dispose of the Eto.Forms app
app.Quit();
app.Dispose();
//Tell the engine to init, and use the game entry point.
//This is were we actually start to render and run the game.
try
{
Engine.Init(entryPoint);
}
catch (Exception ex)
{
if (Logger.IsLoggerInitialized)
{
Logger.Error("An error occured: {@Exception}", ex);
}
//If the logger isn't initialized, then the only option we got to log the error is to dump it into console, as we disposed of Eto.Forms Application earlier
//and can't create message boxes with out it
else
{
Console.WriteLine(ex.ToString());
}
}
}