Add Reset and Detect buttons to Config dialog

- Reset button: clears custom labels, unhides all ports, removes discovered ports
- Detect button: tries common VCP 60 values to discover available input ports
- Version bumped to 1.1.2

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

DellMonitorControl/ConfigWindow.xaml

@@ -98,12 +98,20 @@
 
             <!-- Footer Buttons -->
             <Border Grid.Row="2" Background="#3A3A3A" CornerRadius="0,0,8,8" Padding="12,10">
-                <StackPanel Orientation="Horizontal" HorizontalAlignment="Right">
-                    <Button Content="Cancel" Width="80" Margin="0,0,8,0" Click="CancelButton_Click"
-                            Style="{StaticResource DarkButton}"/>
-                    <Button Content="Save" Width="80" Click="SaveButton_Click"
-                            Style="{StaticResource PrimaryButton}"/>
-                </StackPanel>
+                <Grid>
+                    <StackPanel Orientation="Horizontal" HorizontalAlignment="Left">
+                        <Button Content="Reset" Width="70" Margin="0,0,8,0" Click="ResetButton_Click"
+                                Style="{StaticResource DarkButton}" ToolTip="Clear all custom labels and unhide all ports"/>
+                        <Button Name="btnDetect" Content="Detect" Width="70" Click="DetectButton_Click"
+                                Style="{StaticResource DarkButton}" ToolTip="Try to detect available input ports"/>
+                    </StackPanel>
+                    <StackPanel Orientation="Horizontal" HorizontalAlignment="Right">
+                        <Button Content="Cancel" Width="80" Margin="0,0,8,0" Click="CancelButton_Click"
+                                Style="{StaticResource DarkButton}"/>
+                        <Button Content="Save" Width="80" Click="SaveButton_Click"
+                                Style="{StaticResource PrimaryButton}"/>
+                    </StackPanel>
+                </Grid>
             </Border>
         </Grid>
     </Border>

DellMonitorControl/ConfigWindow.xaml.cs

@@ -1,7 +1,10 @@
 using CMM.Library.Config;
+using CMM.Library.Method;
 using CMM.Library.ViewModel;
+using System;
 using System.Collections.Generic;
 using System.Linq;
+using System.Threading.Tasks;
 using System.Windows;
 using System.Windows.Controls;
 using System.Windows.Media;
@@ -180,6 +183,107 @@ public partial class ConfigWindow : Window
         Close();
     }
 
+    private void ResetButton_Click(object sender, RoutedEventArgs e)
+    {
+        // Reset all port rows to default values
+        foreach (var row in _portRows)
+        {
+            row.CustomLabel = "";
+            row.IsHidden = false;
+            row.ShowInQuickSwitch = false;
+        }
+
+        // Reload the UI to reflect changes
+        LoadPortConfiguration();
+
+        // Clear any discovered ports from config
+        var config = MonitorConfigManager.GetMonitorConfig(_serialNumber);
+        config.Ports.Clear();
+        MonitorConfigManager.SaveMonitorConfig(config);
+        MonitorConfigManager.ClearCache();
+    }
+
+    private async void DetectButton_Click(object sender, RoutedEventArgs e)
+    {
+        btnDetect.IsEnabled = false;
+        btnDetect.Content = "...";
+
+        try
+        {
+            // Common VCP 60 values: 15=DP1, 16=DP2, 17=HDMI1, 18=HDMI2, 3=DVI1, 4=DVI2, 1=VGA1, 2=VGA2
+            var commonPorts = new[] { 15, 16, 17, 18, 3, 4, 1, 2 };
+            var detectedPorts = new List<int>();
+
+            // Get current input so we can restore it
+            var currentInput = await CMMCommand.GetInputSource(_serialNumber);
+
+            foreach (var vcpValue in commonPorts)
+            {
+                // Skip ports we already know about
+                if (_availablePorts.Any(p => p.Value == vcpValue))
+                    continue;
+
+                try
+                {
+                    // Try to set the input - if it succeeds, the port exists
+                    await CMMCommand.SetInputSource(_serialNumber, vcpValue);
+                    await Task.Delay(500); // Give monitor time to respond
+
+                    // Check if the input actually changed
+                    var newInput = await CMMCommand.GetInputSource(_serialNumber);
+                    if (newInput == vcpValue)
+                    {
+                        detectedPorts.Add(vcpValue);
+                    }
+                }
+                catch
+                {
+                    // Port doesn't exist or isn't supported
+                }
+            }
+
+            // Restore original input if we have one
+            if (currentInput.HasValue)
+            {
+                await CMMCommand.SetInputSource(_serialNumber, currentInput.Value);
+            }
+
+            if (detectedPorts.Count > 0)
+            {
+                // Add detected ports to the available list and config
+                foreach (var vcpValue in detectedPorts)
+                {
+                    var name = CMMCommand.GetInputSourceName(vcpValue);
+                    _availablePorts.Add(new InputSourceOption(vcpValue, name));
+                    MonitorConfigManager.AddDiscoveredPort(_serialNumber, _monitorName, vcpValue, name);
+                }
+
+                // Reload to show new ports
+                MonitorConfigManager.ClearCache();
+                LoadPortConfiguration();
+
+                MessageBox.Show($"Detected {detectedPorts.Count} new port(s):\n" +
+                    string.Join("\n", detectedPorts.Select(v => $"  • {CMMCommand.GetInputSourceName(v)}")),
+                    "Detection Complete", MessageBoxButton.OK, MessageBoxImage.Information);
+            }
+            else
+            {
+                MessageBox.Show("No additional ports were detected.", "Detection Complete",
+                    MessageBoxButton.OK, MessageBoxImage.Information);
+            }
+        }
+        catch (Exception ex)
+        {
+            MessageBox.Show($"Detection failed: {ex.Message}", "Error",
+                MessageBoxButton.OK, MessageBoxImage.Error);
+        }
+        finally
+        {
+            btnDetect.Content = "Detect";
+            btnDetect.IsEnabled = true;
+        }
+    }
+
     private class PortConfigRow
     {
         public int VcpValue { get; set; }

DellMonitorControl/DellMonitorControl.csproj

@@ -15,9 +15,9 @@
 	</PropertyGroup>
 
 	<PropertyGroup>
-		<Version>1.1.1</Version>
-		<AssemblyVersion>1.1.1.0</AssemblyVersion>
-		<FileVersion>1.1.1.0</FileVersion>
+		<Version>1.1.2</Version>
+		<AssemblyVersion>1.1.2.0</AssemblyVersion>
+		<FileVersion>1.1.2.0</FileVersion>
 	</PropertyGroup>
 
 	<ItemGroup>

DellMonitorControl/MainWindow.xaml.cs

@@ -181,13 +181,25 @@ public partial class MainWindow : Window
                     var inputOptions = await CMMCommand.GetInputSourceOptions(m.SerialNumber);
                     DebugLogger.Log($"  Input options count: {inputOptions.Count}");
 
+                    // Add any previously discovered ports from config
+                    var discoveredPorts = MonitorConfigManager.GetDiscoveredPorts(m.SerialNumber, inputOptions);
+                    foreach (var port in discoveredPorts)
+                    {
+                        inputOptions.Insert(0, port);
+                        DebugLogger.Log($"  Added discovered port from config: {port.Value} ({port.Name})");
+                    }
+
                     // Some monitors don't report current input in their possible values list
-                    // Add it if missing so user can see what's currently selected
+                    // Add it if missing and save to config for future
                     if (inputSource.HasValue && !inputOptions.Any(o => o.Value == inputSource.Value))
                     {
                         var currentInputName = CMMCommand.GetInputSourceName(inputSource.Value);
                         inputOptions.Insert(0, new InputSourceOption(inputSource.Value, currentInputName));
                         DebugLogger.Log($"  Added missing current input: {inputSource.Value} ({currentInputName})");
+
+                        // Save this discovered port so it appears in future even when not current
+                        MonitorConfigManager.AddDiscoveredPort(m.SerialNumber, m.MonitorName, inputSource.Value, currentInputName);
+                        DebugLogger.Log($"  Saved discovered port to config");
                     }
 
                     DebugLogger.Log($"  Getting power status...");

DellMonitorControl/MonitorControl.iss

@@ -1,5 +1,5 @@
 #define MyAppName "Monitor Control"
-#define MyAppVersion "1.1.0"
+#define MyAppVersion "1.1.2"
 #define MyAppPublisher "MarketAlly"
 #define MyAppExeName "DellMonitorControl.exe"
 #define MyAppIcon "MonitorIcon.ico"

Library/Config/MonitorConfigManager.cs

@@ -126,4 +126,57 @@ public static class MonitorConfigManager
     {
         _cachedConfig = null;
     }
+
+    /// <summary>
+    /// Save a discovered port that the monitor didn't report in its possible values.
+    /// This ensures ports like DisplayPort-1 are remembered even if the monitor firmware doesn't list them.
+    /// </summary>
+    public static void AddDiscoveredPort(string serialNumber, string monitorName, int vcpValue, string defaultName)
+    {
+        var config = Load();
+        var monitorConfig = config.Monitors.FirstOrDefault(m => m.SerialNumber == serialNumber);
+
+        if (monitorConfig == null)
+        {
+            monitorConfig = new MonitorConfig { SerialNumber = serialNumber, MonitorName = monitorName };
+            config.Monitors.Add(monitorConfig);
+        }
+
+        // Check if port already exists
+        if (monitorConfig.Ports.Any(p => p.VcpValue == vcpValue))
+            return;
+
+        // Add the discovered port
+        monitorConfig.Ports.Add(new PortConfig
+        {
+            VcpValue = vcpValue,
+            DefaultName = defaultName,
+            CustomLabel = "",
+            IsHidden = false,
+            ShowInQuickSwitch = false
+        });
+
+        Save(config);
+    }
+
+    /// <summary>
+    /// Get any discovered ports from config that the monitor didn't report.
+    /// </summary>
+    public static List<InputSourceOption> GetDiscoveredPorts(string serialNumber, List<InputSourceOption> reportedOptions)
+    {
+        var discovered = new List<InputSourceOption>();
+        var monitorConfig = GetMonitorConfig(serialNumber);
+
+        foreach (var port in monitorConfig.Ports)
+        {
+            // If this port isn't in the reported options, it's a discovered port
+            if (!reportedOptions.Any(o => o.Value == port.VcpValue))
+            {
+                var name = !string.IsNullOrWhiteSpace(port.CustomLabel) ? port.CustomLabel : port.DefaultName;
+                discovered.Add(new InputSourceOption(port.VcpValue, name));
+            }
+        }
+
+        return discovered;
+    }
 }

Library/Method/CMMCommand.cs

@@ -39,17 +39,21 @@ public static class CMMCommand
                 CMMexe,
                 $"/GetValue {monitorSN} {vcpCode}");
 
-            // Empty result means timeout - don't retry, monitor is unresponsive
-            if (string.IsNullOrEmpty(output) && exitCode == -1)
+            // Timeout
+            if (exitCode == -1)
                 return string.Empty;
 
-            // Parse output - ControlMyMonitor outputs the value directly
-            var value = output?.Split(new[] { '\r', '\n' }, StringSplitOptions.RemoveEmptyEntries).LastOrDefault()?.Trim();
+            // ControlMyMonitor returns the value as the exit code
+            // Exit code > 0 means success with that value
+            if (exitCode > 0)
+                return exitCode.ToString();
 
-            if (!string.IsNullOrEmpty(value) && exitCode == 0)
+            // Also check stdout in case it outputs there
+            var value = output?.Split(new[] { '\r', '\n' }, StringSplitOptions.RemoveEmptyEntries).LastOrDefault()?.Trim();
+            if (!string.IsNullOrEmpty(value) && value != "0")
                 return value;
 
-            // Only retry on non-timeout failures
+            // Only retry on failure
             if (attempt < maxRetries)
                 await Task.Delay(300);
         }