fix(module: input-number): default value binding (#1871)

* fix(module: input-number): default value binding * fix default value
ant-design-blazor · Aug 26, 2021 · dc35907 · dc35907
1 parent bdcb4ee
commit dc35907
Showing 1 changed file with 16 additions and 3 deletions.
diff --git a/components/input-number/InputNumber.razor.cs b/components/input-number/InputNumber.razor.cs
@@ -52,7 +52,15 @@ public TValue Step
         private int? _decimalPlaces;
 
         [Parameter]
-        public TValue DefaultValue { get; set; }
+        public TValue DefaultValue
+        {
+            get => _defaultValue;
+            set
+            {
+                _defaultValue = value;
+                _hasDefaultValue = true;
+            }
+        }
 
         [Parameter]
         public TValue Max { get; set; }
@@ -67,7 +75,7 @@ public TValue Step
         public EventCallback<TValue> OnChange { get; set; }
 
         private readonly bool _isNullable;
-
+        private bool _hasDefaultValue;
 
         private readonly Func<TValue, TValue, TValue> _increaseFunc;
         private readonly Func<TValue, TValue, TValue> _decreaseFunc;
@@ -150,6 +158,7 @@ public TValue Step
         private readonly int _interval = 200;
         private CancellationTokenSource _increaseTokenSource;
         private CancellationTokenSource _decreaseTokenSource;
+        private TValue _defaultValue;
 
         public InputNumber()
         {
@@ -227,7 +236,11 @@ protected override void OnInitialized()
 
 
             SetClass();
-            CurrentValue = Value ?? DefaultValue;
+
+            if (_hasDefaultValue && EqualityComparer<TValue>.Default.Equals(Value, default))
+            {
+                CurrentValue = _defaultValue;
+            }
         }
 
         /// <summary>