add new tabcontrol style and radiobutton style

HandyControl/Tools/Helper/ValidateHelper.cs

@@ -0,0 +1,19 @@
+namespace HandyControl.Tools
+{
+    /// <summary>
+    ///     验证帮助类
+    /// </summary>
+    internal class ValidateHelper
+    {
+        /// <summary>
+        ///     是否在浮点数范围内
+        /// </summary>
+        /// <param name="value"></param>
+        /// <returns></returns>
+        internal static bool IsInRangeOfDouble(object value)
+        {
+            var v = (double)value;
+            return !(double.IsNaN(v) || double.IsInfinity(v));
+        }
+    }
+}