add NumericUIntUpDown

src/Ursa/Controls/NumericUpDown/IntUpDown.cs

@@ -18,7 +18,10 @@ public class NumericIntUpDown : NumericUpDownBase<int>
     protected override bool ParseText(string? text, out int number) =>
         int.TryParse(text, ParsingNumberStyle, NumberFormat, out number);
 
-    protected override string? ValueToString(int? value) => value?.ToString(FormatString, NumberFormat);
+    protected override string? ValueToString(int? value)
+    {
+        return value?.ToString(FormatString, NumberFormat);
+    }
 
     protected override int Zero => 0;
 
@@ -27,6 +30,34 @@ public class NumericIntUpDown : NumericUpDownBase<int>
     protected override int? Minus(int? a, int? b) => a - b;
 }
 
+public class NumericUIntUpDown : NumericUpDownBase<uint>
+{
+    protected override Type StyleKeyOverride { get; } = typeof(NumericUpDown);
+
+    static NumericUIntUpDown()
+    {
+        MaximumProperty.OverrideDefaultValue<NumericUIntUpDown>(uint.MaxValue);
+        MinimumProperty.OverrideDefaultValue<NumericUIntUpDown>(uint.MinValue);
+        StepProperty.OverrideDefaultValue<NumericUIntUpDown>(0);
+    }
+
+    protected override bool ParseText(string? text, out uint number)
+    {
+        return uint.TryParse(text, ParsingNumberStyle, NumberFormat, out number);
+    }
+
+    protected override string? ValueToString(uint? value)
+    {
+        return value?.ToString(FormatString, NumberFormat);
+    }
+
+    protected override uint Zero => 0;
+
+    protected override uint? Add(uint? a, uint? b) => a + b;
+
+    protected override uint? Minus(uint? a, uint? b) => a - b;
+}
+
 public class NumericDoubleUpDown : NumericUpDownBase<double>
 {
     protected override Type StyleKeyOverride { get; } = typeof(NumericUpDown);
@@ -233,4 +264,3 @@ public class NumericDecimalUpDown : NumericUpDownBase<decimal>
 
     protected override decimal? Minus(decimal? a, decimal? b) => a - b;
 }
-