TimePicker: fixed bug when trying to use a Custom format and FormatString. Reved to 1.4.0.2.

ExtendedWPFToolkitSolution/Src/WPFToolkit.Extended/DateTimeUpDown/Implementation/DateTimeUpDown.cs

@@ -54,11 +54,7 @@ namespace Microsoft.Windows.Controls
         protected virtual void OnFormatChanged(DateTimeFormat oldValue, DateTimeFormat newValue)
         {
             _dateTimeParser.Format = GetFormatString(newValue);
-
+            InitializeDateTimeInfoListAndParseValue();
-            //if using a CustomFormat then the initialization occurs on the CustomFormatString property
-            if (newValue != DateTimeFormat.Custom)
-                InitializeDateTimeInfoListAndParseValue();
-
             Text = ConvertValueToText();
         }
 
@@ -83,10 +79,9 @@ namespace Microsoft.Windows.Controls
         protected virtual void OnFormatStringChanged(string oldValue, string newValue)
         {
             if (string.IsNullOrEmpty(newValue))
-                throw new ArgumentException("CustomFormat should be specified.", FormatString);
+                throw new ArgumentException("FormatString should be specified.", "newValue");
 
             _dateTimeParser.Format = newValue;
-
             InitializeDateTimeInfoListAndParseValue();
         }
 
@@ -258,6 +253,10 @@ namespace Microsoft.Windows.Controls
             _dateTimeInfoList.Clear();
 
             string format = GetFormatString(Format);
+
+            if (format == null)
+                return;
+
             while (format.Length > 0)
             {
                 int elementLength = GetElementLengthByFormat(format);

ExtendedWPFToolkitSolution/Src/WPFToolkit.Extended/Properties/AssemblyInfo.cs

@@ -55,8 +55,8 @@ using System.Windows.Markup;
 // You can specify all the values or you can default the Build and Revision Numbers 
 // by using the '*' as shown below:
 // [assembly: AssemblyVersion("1.0.*")]
-[assembly: AssemblyVersion("1.4.0.1")]
+[assembly: AssemblyVersion("1.4.0.2")]
-[assembly: AssemblyFileVersion("1.4.0.1")]
+[assembly: AssemblyFileVersion("1.4.0.2")]
 
 [assembly: XmlnsPrefix("http://schemas.microsoft.com/winfx/2006/xaml/presentation/toolkit/extended", "extToolkit")]
 [assembly: XmlnsDefinition("http://schemas.microsoft.com/winfx/2006/xaml/presentation/toolkit/extended", "Microsoft.Windows.Controls")]