fixed #189

src/Shared/HandyControlDemo_Shared/UserControl/Controls/NumericUpDownDemoCtl.xaml

@@ -7,7 +7,7 @@
     <hc:TransitioningContentControl>
         <StackPanel Margin="32" Orientation="Horizontal">
             <StackPanel>
-                <hc:NumericUpDown/>
+                <hc:NumericUpDown Maximum="100"/>
                 <hc:NumericUpDown Margin="0,32,0,0" IsEnabled="False"/>
                 <hc:NumericUpDown Margin="0,32,0,0" IsReadOnly="True"/>
 

src/Shared/HandyControl_Shared/Controls/Input/NumericUpDown.cs

@@ -13,18 +13,23 @@ namespace HandyControl.Controls
     ///     数值选择控件
     /// </summary>
     [TemplatePart(Name = ElementTextBox, Type = typeof(TextBox))]
+    [TemplatePart(Name = ElementErrorTip, Type = typeof(UIElement))]
     public class NumericUpDown : Control, IDataInput
     {
         #region Constants
 
         private const string ElementTextBox = "PART_TextBox";
 
+        private const string ElementErrorTip = "PART_ErrorTip";
+
         #endregion Constants
 
         #region Data
 
         private TextBox _textBox;
 
+        private UIElement _errorTip;
+
         private bool _updateText;
 
         #endregion Data
@@ -77,6 +82,7 @@ namespace HandyControl.Controls
             base.OnApplyTemplate();
 
             _textBox = GetTemplateChild(ElementTextBox) as TextBox;
+            _errorTip = GetTemplateChild(ElementErrorTip) as UIElement;
 
             if (_textBox != null)
             {
@@ -105,7 +111,7 @@ namespace HandyControl.Controls
 
         private void TextBox_LostFocus(object sender, RoutedEventArgs e)
         {
-            if (IsError) return;
+            if (IsError && _errorTip != null) return;
             _textBox.Text = CurrentText;
         }
 

src/Shared/HandyControl_Shared/Themes/Styles/Base/NumericUpDownBaseStyle.xaml

@@ -158,10 +158,10 @@
     <ControlTemplate x:Key="NumericUpDownPlusTopTemplate" TargetType="controls:NumericUpDown">
         <ControlTemplate.Resources>
             <Storyboard x:Key="StoryboardShow">
-                <ThicknessAnimation Storyboard.TargetName="TextBlockError" Storyboard.TargetProperty="Margin" To="9,0,0,-18" Duration="0:0:.2"/>
+                <ThicknessAnimation Storyboard.TargetName="PART_ErrorTip" Storyboard.TargetProperty="Margin" To="9,0,0,-18" Duration="0:0:.2"/>
             </Storyboard>
             <Storyboard x:Key="StoryboardHidden">
-                <ThicknessAnimation Storyboard.TargetName="TextBlockError" Storyboard.TargetProperty="Margin" To="9,0,0,4" Duration="0:0:0"/>
+                <ThicknessAnimation Storyboard.TargetName="PART_ErrorTip" Storyboard.TargetProperty="Margin" To="9,0,0,4" Duration="0:0:0"/>
             </Storyboard>
         </ControlTemplate.Resources>
         <Grid>
@@ -169,7 +169,7 @@
                 <RowDefinition Height="Auto"/>
                 <RowDefinition MinHeight="{Binding Path=(controls:InfoElement.MinContentHeight),RelativeSource={RelativeSource TemplatedParent}}" Height="{Binding Path=(controls:InfoElement.ContentHeight),RelativeSource={RelativeSource TemplatedParent},Converter={StaticResource Double2GridLengthConverter}}"/>
             </Grid.RowDefinitions>
-            <TextBlock FontSize="12" Text="{TemplateBinding ErrorStr}" Name="TextBlockError" VerticalAlignment="Bottom" Margin="9,0,0,4" Foreground="{DynamicResource DangerBrush}" Grid.Row="1"/>
+            <TextBlock FontSize="12" Text="{TemplateBinding ErrorStr}" Name="PART_ErrorTip" VerticalAlignment="Bottom" Margin="9,0,0,4" Foreground="{DynamicResource DangerBrush}" Grid.Row="1"/>
             <StackPanel Grid.Row="0" Visibility="{Binding Path=(controls:InfoElement.Title),RelativeSource={RelativeSource TemplatedParent},Converter={StaticResource String2VisibilityConverter}}" Orientation="Horizontal" Margin="{TemplateBinding Padding}">
                 <TextBlock Foreground="{TemplateBinding Foreground}" Margin="1,0,0,0" Text="{Binding Path=(controls:InfoElement.Title),RelativeSource={RelativeSource TemplatedParent}}"/>
                 <ContentPresenter TextElement.Foreground="{DynamicResource DangerBrush}" Margin="4,0,0,0" Content="{Binding Path=(controls:InfoElement.Symbol),RelativeSource={RelativeSource TemplatedParent}}" Visibility="{Binding Path=(controls:InfoElement.Necessary),RelativeSource={RelativeSource TemplatedParent},Converter={StaticResource Boolean2VisibilityConverter}}"/>
@@ -225,10 +225,10 @@
     <ControlTemplate x:Key="NumericUpDownPlusLeftTemplate" TargetType="controls:NumericUpDown">
         <ControlTemplate.Resources>
             <Storyboard x:Key="StoryboardShow">
-                <ThicknessAnimation Storyboard.TargetName="TextBlockError" Storyboard.TargetProperty="Margin" To="9,0,0,-18" Duration="0:0:.2"/>
+                <ThicknessAnimation Storyboard.TargetName="PART_ErrorTip" Storyboard.TargetProperty="Margin" To="9,0,0,-18" Duration="0:0:.2"/>
             </Storyboard>
             <Storyboard x:Key="StoryboardHidden">
-                <ThicknessAnimation Storyboard.TargetName="TextBlockError" Storyboard.TargetProperty="Margin" To="9,0,0,4" Duration="0:0:0"/>
+                <ThicknessAnimation Storyboard.TargetName="PART_ErrorTip" Storyboard.TargetProperty="Margin" To="9,0,0,4" Duration="0:0:0"/>
             </Storyboard>
         </ControlTemplate.Resources>
         <Grid MinHeight="{Binding Path=(controls:InfoElement.MinContentHeight),RelativeSource={RelativeSource TemplatedParent}}" Height="{Binding Path=(controls:InfoElement.ContentHeight),RelativeSource={RelativeSource TemplatedParent}}">
@@ -236,7 +236,7 @@
                 <ColumnDefinition Width="{Binding Path=(controls:InfoElement.TitleWidth),RelativeSource={RelativeSource TemplatedParent}}"/>
                 <ColumnDefinition/>
             </Grid.ColumnDefinitions>
-            <TextBlock FontSize="12" Text="{TemplateBinding ErrorStr}" Name="TextBlockError" VerticalAlignment="Bottom" Margin="9,0,0,4" Foreground="{DynamicResource DangerBrush}" Grid.Column="1"/>
+            <TextBlock FontSize="12" Text="{TemplateBinding ErrorStr}" Name="PART_ErrorTip" VerticalAlignment="Bottom" Margin="9,0,0,4" Foreground="{DynamicResource DangerBrush}" Grid.Column="1"/>
             <StackPanel Grid.Column="0" Visibility="{Binding Path=(controls:InfoElement.Title),RelativeSource={RelativeSource TemplatedParent},Converter={StaticResource String2VisibilityConverter}}" Orientation="Horizontal" VerticalAlignment="{TemplateBinding VerticalContentAlignment}" Margin="0,7,6,8">
                 <TextBlock Foreground="{TemplateBinding Foreground}" Text="{Binding Path=(controls:InfoElement.Title),RelativeSource={RelativeSource TemplatedParent}}"/>
                 <ContentPresenter TextElement.Foreground="{DynamicResource DangerBrush}" Margin="4,0,0,0" Content="{Binding Path=(controls:InfoElement.Symbol),RelativeSource={RelativeSource TemplatedParent}}" Visibility="{Binding Path=(controls:InfoElement.Necessary),RelativeSource={RelativeSource TemplatedParent},Converter={StaticResource Boolean2VisibilityConverter}}"/>