添加项目文件。

Sai.Toolkit.Mvvm/ValidationRules/UndefinedCharRules.cs

@@ -0,0 +1,25 @@
+using System.Globalization;
+using System.Windows.Controls;
+
+namespace Sai.Toolkit.Mvvm.ValidationRules
+{
+    public class UndefinedCharRules : ValidationRule
+    {
+        public override ValidationResult Validate(object value, CultureInfo cultureInfo)
+        {
+            char[] chars = new[] { '\\', ':', '{', '}', '[', ']', '|', ';', '<', '>', '?', '`', '~' };
+            if (value != null)
+            {
+                foreach (var c in chars)
+                {
+                    if (value.ToString().IndexOf(c) > -1)
+                    {
+                        return new(false, $"名称不能包含字符:'\\ : [ ] | {{}}; < > ? ` ~");
+                    }
+                }
+            }
+
+            return ValidationResult.ValidResult;
+        }
+    }
+}