首次提交：添加src文件夹代码

Cowain.Bake.Common/Converter/BooleanToVisibilityConverter.cs

@@ -0,0 +1,24 @@
+using System;
+using System.Globalization;
+using System.Windows;
+using System.Windows.Data;
+
+namespace Cowain.Bake.Common.Converter
+{
+    public class BooleanToVisibilityConverter : IValueConverter
+    {
+        public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
+        {
+            if (value is bool boolValue)
+            {
+                return boolValue ? Visibility.Visible : Visibility.Collapsed;
+            }
+            return Visibility.Collapsed;
+        }
+
+        public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture)
+        {
+            throw new NotSupportedException();
+        }
+    }
+}