refresh list of devices

tewarid · Nov 7, 2019 · 3605789 · 3605789
1 parent 46d42fd
commit 3605789
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Showing 2 changed files with 72 additions and 2 deletions.
diff --git a/HidTool/MainForm.Designer.cs b/HidTool/MainForm.Designer.cs
diff --git a/HidTool/MainForm.cs b/HidTool/MainForm.cs
@@ -7,16 +7,59 @@ namespace HidTool
 {
     public partial class MainForm : Form
     {
+        List<HidDevice> hidDevices = new List<HidDevice>();
+        HidStream stream;
+
         public MainForm()
         {
             InitializeComponent();
         }
 
         private void MainForm_Load(object sender, EventArgs e)
         {
+            DeviceList.Local.Changed += DeviceListChanged;
+            RefreshDevices();
+        }
+
+        private void DeviceListChanged(object sender, DeviceListChangedEventArgs e)
+        {
+            RefreshDevices();
+        }
+
+        private void RefreshDevices()
+        {
+            if (InvokeRequired)
+            {
+                BeginInvoke(new MethodInvoker(() =>
+                {
+                    RefreshDevices();
+                }));
+                return;
+            }
+            hidDevicesCombo.Items.Clear();
+            hidDevices.Clear();
             foreach (HidDevice device in DeviceList.Local.GetHidDevices())
             {
-                hidDevicesCombo.Items.Add(device.GetFriendlyName());
+                hidDevicesCombo.Items.Add($"{device.GetFriendlyName()} [{device.GetSerialNumber()}] [VID 0x{device.VendorID:X}] [PID 0x{device.ProductID:X}]");
+                hidDevices.Add(device);
+            }
+        }
+
+        private void Refresh_Click(object sender, EventArgs e)
+        {
+            RefreshDevices();
+        }
+
+        private void Open_Click(object sender, EventArgs e)
+        {
+            if (hidDevicesCombo.SelectedIndex == -1)
+            {
+                MessageBox.Show(this, "Please select a HID device in the list.");
+                return;
+            }
+            if (!hidDevices[hidDevicesCombo.SelectedIndex].TryOpen(out stream))
+            {
+                MessageBox.Show(this, "Could not open HID stream. Device may be in use.");
             }
         }
     }