public void Run(string[] args)
{
if (!Debugger.IsAttached)
{
shutdown.ShutdownRequested.Register(() =>
{
var message = new Message { MessageType = MessageType.GuestShutdown };
hostBuffer.Write(ref message);
});
}
new Thread(ListenHostEvents) { Name = "Host Listener" }.Start();
var appEnv = (IApplicationEnvironment)serviceProvider.GetService(typeof(IApplicationEnvironment));
var accessor = (IAssemblyLoadContextAccessor)serviceProvider.GetService(typeof(IAssemblyLoadContextAccessor));
var assembly = accessor.Default.Load(appEnv.ApplicationName);
CallContextServiceLocator.Locator.ServiceProvider = this;
EntryPointExecutor.Execute(assembly, args, this);
}
private void OnMessage(ref Message message)
{
switch (message.MessageType)
{
case MessageType.HostWindow:
parentWindow = message.Pointer;
Debug.Assert(parentWindow != IntPtr.Zero);
TryAttach();
break;
case MessageType.HostResize:
if (childWindow != IntPtr.Zero)
{
var msg = message;
ThreadPool.QueueUserWorkItem(_ =>
{
WindowHelper.Resize(childWindow, msg.Width, msg.Height);
});
}
break;
}
}
private void TryAttach()
{
if (parentWindow != IntPtr.Zero && childWindow != IntPtr.Zero && !childAttached)
{
childAttached = true;
WindowHelper.EmbedWindow(childWindow, parentWindow);
var message = new Message { MessageType = MessageType.GuestWindowAttached };
hostBuffer.Write(ref message);
}
}
public bool Remove(string name)
{
MemoryMappedFile mmf;
if (mmfMap.TryRemove(name, out mmf))
{
var message = new Message(MessageType.GuestRemoveSharedMemory).WithName(name);
hostBuffer.Write(ref message);
mmf.Dispose();
return true;
}
return false;
}
public Stream Write(string name, int sizeInBytes)
{
var mmf = mmfMap.GetOrAdd(name, key =>
{
if (sizeInBytes <= 0)
{
throw new ArgumentOutOfRangeException(nameof(sizeInBytes));
}
var message = new Message(MessageType.GuestRequestSharedMemory).WithName(name);
lock (mmfMap)
{
hostBuffer.Write(ref message);
return MemoryMappedFile.CreateNew(channel + name, sizeInBytes);
}
});
return mmf.CreateViewStream();
}
private unsafe void OnMessage(ref Message message)
{
switch (message.MessageType)
{
case MessageType.GuestShutdown:
StartGuestProcess();
break;
case MessageType.GuestWindowAttached:
SendHostResize();
reloadWatch.Stop();
var runtimeOptions = (IRuntimeOptions)serviceProvider.GetService(typeof(IRuntimeOptions));
if (runtimeOptions.CompilationServerPort.HasValue)
{
Console.WriteLine($"Application loaded in { reloadWatch.ElapsedMilliseconds }ms using compilation server port { runtimeOptions.CompilationServerPort }");
}
else
{
Console.WriteLine($"Application loaded in { reloadWatch.ElapsedMilliseconds }ms");
}
break;
case MessageType.GuestRequestSharedMemory:
mmfMap.GetOrAdd(channel + message.GetName(), MemoryMappedFile.OpenExisting);
break;
case MessageType.GuestRemoveSharedMemory:
MemoryMappedFile mmf;
if (mmfMap.TryRemove(channel + message.GetName(), out mmf)) mmf.Dispose();
break;
}
}
private void SendHostWindow()
{
if (guestProcess != null)
{
var message = new Message
{
MessageType = MessageType.HostWindow,
Pointer = form.Handle
};
guestBuffer.Write(ref message);
}
}
private void SendHostResize()
{
if (guestProcess != null)
{
var message = new Message
{
MessageType = MessageType.HostResize,
Width = form.Width,
Height = form.Height,
};
guestBuffer.Write(ref message);
}
}
