feat: add resources.

src/Semi.Avalonia/Controls/Controls.axaml

@@ -16,6 +16,7 @@
         <ResourceInclude Source="avares://Semi.Avalonia/Controls/ComboBox.axaml" />
         <ResourceInclude Source="avares://Semi.Avalonia/Controls/ContentControl.axaml" />
         <ResourceInclude Source="avares://Semi.Avalonia/Controls/ContextMenu.axaml" />
+        <ResourceInclude Source="avares://Semi.Avalonia/Controls/DataValidationErrors.axaml" />
         <ResourceInclude Source="avares://Semi.Avalonia/Controls/DatePicker.axaml" />
         <ResourceInclude Source="avares://Semi.Avalonia/Controls/DateTimePickerShared.axaml" />
         <ResourceInclude Source="avares://Semi.Avalonia/Controls/DropDownButton.axaml" />

src/Semi.Avalonia/Controls/DataValidationErrors.axaml

@@ -0,0 +1,41 @@
+<ResourceDictionary xmlns="https://github.com/avaloniaui" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml">
+    <!--  Add Resources Here  -->
+    <ControlTheme x:Key="{x:Type DataValidationErrors}" TargetType="DataValidationErrors">
+        <Setter Property="Template">
+            <ControlTemplate TargetType="DataValidationErrors">
+                <DockPanel LastChildFill="True">
+                    <ContentControl
+                        x:Name="InlineDataValidationContentControl"
+                        Margin="0,4,0,0"
+                        Content="{Binding (DataValidationErrors.Errors)}"
+                        ContentTemplate="{TemplateBinding ErrorTemplate}"
+                        DataContext="{TemplateBinding Owner}"
+                        DockPanel.Dock="Bottom"
+                        IsVisible="{Binding (DataValidationErrors.HasErrors)}" />
+                    <ContentPresenter
+                        Name="PART_ContentPresenter"
+                        Padding="{TemplateBinding Padding}"
+                        Background="{TemplateBinding Background}"
+                        BorderThickness="{TemplateBinding BorderThickness}"
+                        Content="{TemplateBinding Content}"
+                        ContentTemplate="{TemplateBinding ContentTemplate}"
+                        CornerRadius="{TemplateBinding CornerRadius}" />
+                </DockPanel>
+            </ControlTemplate>
+        </Setter>
+        <Setter Property="ErrorTemplate">
+            <DataTemplate>
+                <ItemsControl
+                    x:DataType="DataValidationErrors"
+                    Foreground="{DynamicResource DataValidationErrorForeground}"
+                    ItemsSource="{Binding}">
+                    <ItemsControl.Styles>
+                        <Style Selector="TextBlock">
+                            <Setter Property="TextWrapping" Value="Wrap" />
+                        </Style>
+                    </ItemsControl.Styles>
+                </ItemsControl>
+            </DataTemplate>
+        </Setter>
+    </ControlTheme>
+</ResourceDictionary>

src/Semi.Avalonia/Themes/Dark/Dark.axaml

@@ -13,6 +13,7 @@
         <ResourceInclude Source="avares://Semi.Avalonia/Themes/Dark/Carousel.axaml" />
         <ResourceInclude Source="avares://Semi.Avalonia/Themes/Dark/CheckBox.axaml" />
         <ResourceInclude Source="avares://Semi.Avalonia/Themes/Dark/ComboBox.axaml" />
+        <ResourceInclude Source="avares://Semi.Avalonia/Themes/Dark/DataValidationErrors.axaml" />
         <ResourceInclude Source="avares://Semi.Avalonia/Themes/Dark/DatePicker.axaml" />
         <ResourceInclude Source="avares://Semi.Avalonia/Themes/Dark/DateTimePickerShared.axaml" />
         <ResourceInclude Source="avares://Semi.Avalonia/Themes/Dark/DropDownButton.axaml" />

src/Semi.Avalonia/Themes/Dark/DataValidationErrors.axaml

@@ -0,0 +1,12 @@
+<ResourceDictionary xmlns="https://github.com/avaloniaui" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml">
+    <!--  Add Resources Here  -->
+    <SolidColorBrush x:Key="DataValidationErrorsForeground" Color="#FFFC725A" />
+    <SolidColorBrush x:Key="DataValidationErrorsBackground" Opacity="0.2" Color="#FFFC725A" />
+    <SolidColorBrush x:Key="DataValidationErrorsBorderBrush" Opacity="0.2" Color="#FFFC725A" />
+    <SolidColorBrush x:Key="DataValidationErrorsPointerOverBackground" Opacity="0.3" Color="#FFFC725A" />
+    <SolidColorBrush x:Key="DataValidationErrorsPointerOverBorderBrush" Opacity="0.3" Color="#FFFC725A" />
+    <SolidColorBrush x:Key="DataValidationErrorsPressedBackground" Opacity="0.4" Color="#FFFC725A" />
+    <SolidColorBrush x:Key="DataValidationErrorsPressedBorderBrush" Opacity="0.4" Color="#FFFC725A" />
+    <SolidColorBrush x:Key="DataValidationErrorsSelectedBackground" Opacity="0.2" Color="#FFFC725A" />
+    <SolidColorBrush x:Key="DataValidationErrorsSelectedBorderBrush" Color="#FFFC725A" />
+</ResourceDictionary>

src/Semi.Avalonia/Themes/Light/DataValidationErrors.axaml

@@ -0,0 +1,12 @@
+<ResourceDictionary xmlns="https://github.com/avaloniaui" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml">
+    <!--  Add Resources Here  -->
+    <SolidColorBrush x:Key="DataValidationErrorForeground" Color="#FFF93920" />
+    <SolidColorBrush x:Key="DataValidationErrorsBackground" Color="#FFFEF2ED" />
+    <SolidColorBrush x:Key="DataValidationErrorsBorderBrush" Color="#FFFEF2ED" />
+    <SolidColorBrush x:Key="DataValidationErrorsPointerOverBackground" Color="#FFFEDDD2" />
+    <SolidColorBrush x:Key="DataValidationErrorsPointerOverBorderBrush" Color="#FFFEDDD2" />
+    <SolidColorBrush x:Key="DataValidationErrorsPressedBackground" Color="#FFFDB7A5" />
+    <SolidColorBrush x:Key="DataValidationErrorsPressedBorderBrush" Color="#FFFDB7A5" />
+    <SolidColorBrush x:Key="DataValidationErrorsSelectedBackground" Color="#FFFEF2ED" />
+    <SolidColorBrush x:Key="DataValidationErrorsSelectedBorderBrush" Color="#FFF93920" />
+</ResourceDictionary>

src/Semi.Avalonia/Themes/Light/Light.axaml

@@ -12,6 +12,7 @@
         <ResourceInclude Source="avares://Semi.Avalonia/Themes/Light/Carousel.axaml" />
         <ResourceInclude Source="avares://Semi.Avalonia/Themes/Light/CheckBox.axaml" />
         <ResourceInclude Source="avares://Semi.Avalonia/Themes/Light/ComboBox.axaml" />
+        <ResourceInclude Source="avares://Semi.Avalonia/Themes/Light/DataValidationErrors.axaml" />
         <ResourceInclude Source="avares://Semi.Avalonia/Themes/Light/DatePicker.axaml" />
         <ResourceInclude Source="avares://Semi.Avalonia/Themes/Light/DateTimePickerShared.axaml" />
         <ResourceInclude Source="avares://Semi.Avalonia/Themes/Light/DropDownButton.axaml" />