1 files changed, 104 insertions, 0 deletions
diff --git a/manager/ProcessWindow.axaml.cs b/manager/ProcessWindow.axaml.cs
new file mode 100644
index 0000000..c11759c
--- /dev/null
+++ b/manager/ProcessWindow.axaml.cs
@@ -0,0 +1,104 @@
+using System;
+using System.Diagnostics;
+using System.Text;
+using System.Threading.Tasks;
+using Avalonia.Controls;
+using Avalonia.Threading;
+
+namespace manager;
+
+public partial class ProcessWindow : Window
+{
+    private readonly Process _process = new();
+    private readonly StringBuilder _output = new();
+
+    public ProcessWindow()
+    {
+        InitializeComponent();
+    }
+
+    public ProcessWindow(string fileName, string? arguments = null, string? workingDir = null)
+        : this()
+    {
+        Title = $"{fileName} - Process Output";
+        CloseButton.Click += (_, _) => Close();
+
+        _process.StartInfo = new ProcessStartInfo
+        {
+            FileName = fileName,
+            Arguments = arguments ?? "",
+            WorkingDirectory = workingDir ?? "",
+            UseShellExecute = false,
+            RedirectStandardOutput = true,
+            RedirectStandardError = true,
+            CreateNoWindow = true,
+            StandardOutputEncoding = Encoding.UTF8,
+            StandardErrorEncoding = Encoding.UTF8,
+        };
+
+        _process.EnableRaisingEvents = true;
+        _process.Exited += (_, _) =>
+        {
+            _process.WaitForExit();
+            Dispatcher.UIThread.Post(() =>
+            {
+                StatusText.Text = $"Exited (Code: {_process.ExitCode})";
+                AppendOutput($"[Process exited, code: {_process.ExitCode}]");
+            });
+        };
+
+        StartProcess();
+    }
+
+    private async void StartProcess()
+    {
+        try
+        {
+            StatusText.Text = "Starting...";
+            _process.Start();
+
+            StatusText.Text = $"Running (PID: {_process.Id})";
+
+            var stdoutTask = ReadStreamAsync(_process.StandardOutput);
+            var stderrTask = ReadStreamAsync(_process.StandardError);
+            await Task.WhenAll(stdoutTask, stderrTask);
+        }
+        catch (Exception ex)
+        {
+            Dispatcher.UIThread.Post(() =>
+            {
+                AppendOutput($"[Start failed] {ex.Message}");
+                StatusText.Text = "Start failed";
+            });
+        }
+    }
+
+    private async Task ReadStreamAsync(System.IO.StreamReader reader)
+    {
+        var buffer = new char[4096];
+        int charsRead;
+        while ((charsRead = await reader.ReadAsync(buffer, 0, buffer.Length)) > 0)
+        {
+            var segment = new string(buffer, 0, charsRead);
+            Dispatcher.UIThread.Post(() => AppendOutput(segment));
+        }
+    }
+
+    private void AppendOutput(string text)
+    {
+        _output.Append(text);
+        OutputText.Text = _output.ToString();
+
+        OutputScroll.ScrollToEnd();
+    }
+
+    protected override void OnClosed(EventArgs e)
+    {
+        base.OnClosed(e);
+        if (!_process.HasExited)
+        {
+            try { _process.Kill(); } catch { }
+        }
+        _process.Dispose();
+    }
+}