Start modernization

# Conflicts: # .gitignore # App.xaml # App.xaml.cs # AudioWatcher.cs # Delcom/DeviceManagement.cs # Delcom/StoplightIndicator.cs # LICENSE.md # LightController.cs # Properties/AssemblyInfo.cs # Properties/Resources.Designer.cs # Properties/Resources.resx # Properties/Settings.Designer.cs # Properties/Settings.settings # README.md # UpdateCheck.cs # WorkIndicator.csproj # WorkIndicator.sln # WorkIndicator.sln.DotSettings
2026-08-07 10:46:25 -04:00
parent 287c008117
commit 4b9145054b
32 changed files with 1183 additions and 1031 deletions
@@ -0,0 +1,50 @@
+using System;
+using System.Windows.Forms;
+
+namespace WorkIndicator;
+
+internal class UsbService : NativeWindow, IDisposable
+{
+    public event Action DevicesChanged;
+
+    private const int WmDeviceChange = 0x0219;
+    private const int DbtDeviceArrival = 0x8000;
+    private const int DbtDeviceRemoveComplete = 0x8004;
+    private const int DbtDevNodesChanged = 0x0007;
+
+    private bool _isDisposed;
+
+    internal UsbService()
+    {
+        base.CreateHandle(new CreateParams());
+    }
+
+    protected override void WndProc(ref Message msg)
+    {
+        base.WndProc(ref msg);
+
+        if (msg.Msg != WmDeviceChange)
+            return;
+
+        switch (msg.WParam.ToInt32())
+        {
+            case DbtDevNodesChanged:
+            case DbtDeviceArrival:
+            case DbtDeviceRemoveComplete:
+                DevicesChanged?.Invoke();
+                break;
+        }
+    }
+
+    public void Dispose()
+    {
+        if (_isDisposed)
+            return;
+
+        base.DestroyHandle();
+
+        _isDisposed = true;
+
+        GC.SuppressFinalize(this);
+    }
+}