🐛 fix(TextField): support nullable numeric types

masastack · Dec 23, 2024 · 7a15956 · 7a15956
1 parent 22eb782
commit 7a15956
Showing 1 changed file with 10 additions and 1 deletion.
diff --git a/src/Masa.Blazor/Components/TextField/MTextField.razor.cs b/src/Masa.Blazor/Components/TextField/MTextField.razor.cs
@@ -575,13 +575,22 @@ private bool IsNumeric(TValue? value, out IConvertible numeric)
             {
                 var newValue = Math.Round(decimalValue, Props.Precision.Value);
                 _ = SetValueByJsInterop(newValue.ToString(Props.PrecisionFormat, CultureInfo.InvariantCulture));
-                return (TValue)Convert.ChangeType(newValue, typeof(TValue), CultureInfo.InvariantCulture);
+                var isNullable = IsNullable<TValue>();
+                return (TValue)Convert.ChangeType(
+                    newValue,
+                    isNullable ? Nullable.GetUnderlyingType(typeof(TValue))! : typeof(TValue),
+                    CultureInfo.InvariantCulture);
             }
         }
 
         return base.ConvertAndSetValueByJSInterop(val);
     }
 
+    private static bool IsNullable<T>()
+    {
+        return Nullable.GetUnderlyingType(typeof(T)) != null || !typeof(T).IsValueType;
+    }
+
     private static bool TryConvertTo<T>(string? value, out T? result)
     {
         var succeeded = BindConverter.TryConvertTo<T>(value, CultureInfo.InvariantCulture, out var val);