replace v6 with experimental v7 code

src/MpvNet.Windows/Program.cs

@@ -0,0 +1,105 @@
+
+using System.Windows.Forms;
+using System.Threading;
+
+using MpvNet.Windows.Native;
+using MpvNet.Help;
+using MpvNet.Windows.UI;
+using MpvNet.Windows.Help;
+
+namespace MpvNet.Windows;
+
+static class Program
+{
+    [STAThread]
+    static void Main()
+    {
+        try
+        {
+            RegistryHelp.ProductName = AppInfo.Product;
+
+            Application.EnableVisualStyles();
+            Application.SetCompatibleTextRenderingDefault(false);
+
+            AppDomain.CurrentDomain.UnhandledException += (sender, e) => Terminal.WriteError(e.ExceptionObject);
+            Application.ThreadException += (sender, e) => Terminal.WriteError(e.Exception);
+
+            if (App.IsTerminalAttached)
+                WinApi.AttachConsole(-1 /*ATTACH_PARENT_PROCESS*/);
+
+            string[] args = Environment.GetCommandLineArgs().Skip(1).ToArray();
+
+            if (args.Length > 0 && args[0] == "--register-file-associations")
+            {
+                FileAssociation.Register(args[1], args.Skip(1).ToArray());
+                return;
+            }
+
+            App.Init();
+            Theme.Init();
+            Mutex mutex = new Mutex(true, StringHelp.GetMD5Hash(App.ConfPath), out bool isFirst);
+
+            if (Control.ModifierKeys.HasFlag(Keys.Shift))
+                App.ProcessInstance = "multi";
+
+            if ((App.ProcessInstance == "single" || App.ProcessInstance == "queue") && !isFirst)
+            {
+                List<string> args2 = new List<string> { App.ProcessInstance };
+
+                foreach (string arg in args)
+                {
+                    if (!arg.StartsWith("--") && (arg == "-" || arg.Contains("://") ||
+                        arg.Contains(":\\") || arg.StartsWith("\\\\")))
+
+                        args2.Add(arg);
+                    else if (arg == "--queue")
+                        args2[0] = "queue";
+                    else if (arg.StartsWith("--command="))
+                    {
+                        args2[0] = "command";
+                        args2.Add(arg[10..]);
+                    }
+                }
+
+                Process[] procs = Process.GetProcessesByName("mpvnet");
+
+                for (int i = 0; i < 20; i++)
+                {
+                    foreach (Process proc in procs)
+                    {
+                        if (proc.MainWindowHandle != IntPtr.Zero)
+                        {
+                            WinApi.AllowSetForegroundWindow(proc.Id);
+                            var data = new WinApi.CopyDataStruct();
+                            data.lpData = string.Join("\n", args2.ToArray());
+                            data.cbData = data.lpData.Length * 2 + 1;
+                            WinApi.SendMessage(proc.MainWindowHandle, 0x004A /*WM_COPYDATA*/, IntPtr.Zero, ref data);
+                            mutex.Dispose();
+
+                            if (App.IsTerminalAttached)
+                                WinApi.FreeConsole();
+
+                            return;
+                        }
+                    }
+
+                    Thread.Sleep(50);
+                }
+
+                mutex.Dispose();
+                return;
+            }
+
+            Application.Run(new WinForms.MainForm());
+
+            if (App.IsTerminalAttached)
+                WinApi.FreeConsole();
+
+            mutex.Dispose();
+        }
+        catch (Exception ex)
+        {
+            Terminal.WriteError(ex);
+        }
+    }
+}