Add startup drill tape parameter cleanup

StartupSelectionWindow.xaml.cs

@@ -7,17 +7,19 @@ namespace DrillTools
     {
         None,
         AdjustToolOrder,
-        ExportHoleCount
+        ExportHoleCount,
+        ClearParameters
     }
 
     public partial class StartupSelectionWindow : Window
     {
         public StartupAction SelectedAction { get; private set; } = StartupAction.None;
 
-        public StartupSelectionWindow(string filePath)
+        public StartupSelectionWindow(string filePath, bool canClearParameters = false)
         {
             InitializeComponent();
             DataContext = new { FileName = Path.GetFileName(filePath) };
+            ClearParametersButton.Visibility = canClearParameters ? Visibility.Visible : Visibility.Collapsed;
         }
 
         private void AdjustToolOrder_Click(object sender, RoutedEventArgs e)
@@ -31,5 +33,11 @@ namespace DrillTools
             SelectedAction = StartupAction.ExportHoleCount;
             Close();
         }
+
+        private void ClearParameters_Click(object sender, RoutedEventArgs e)
+        {
+            SelectedAction = StartupAction.ClearParameters;
+            Close();
+        }
     }
 }