add RadioButton and CheckBox custom foreground

src/MaterialDesign3.Demo.Wpf/Toggles.xaml

@@ -119,7 +119,12 @@
       <smtx:XamlDisplay Margin="0,5,8,8"
                         VerticalAlignment="Center"
                         UniqueKey="buttons_42221">
-        <RadioButton Content="Custom RadioButton Size" materialDesign:RadioButtonAssist.RadioButtonSize="40" Style="{StaticResource MaterialDesignRadioButton}" />
+        <RadioButton Content="Custom RadioButton Size and foreground" materialDesign:RadioButtonAssist.RadioButtonSize="40" IsChecked="False" materialDesign:RadioButtonAssist.RadioButtonForeground="Blue"  />
+      </smtx:XamlDisplay>
+      <smtx:XamlDisplay Margin="0,5,8,8"
+                        VerticalAlignment="Center"
+                        UniqueKey="buttons_42222">
+        <RadioButton Content="Custom RadioButton Size and foreground for UserStyle" materialDesign:RadioButtonAssist.RadioButtonSize="30" IsChecked="True" Style="{DynamicResource MaterialDesignUserForegroundRadioButton}" materialDesign:RadioButtonAssist.RadioButtonForeground="Blue"  />
       </smtx:XamlDisplay>
 
       <smtx:XamlDisplay Margin="0,5,8,8"
@@ -425,9 +430,12 @@
                       VerticalAlignment="Top"
                       UniqueKey="checkboxes_2">
       <StackPanel Margin="8,0">
-        <CheckBox materialDesign:CheckBoxAssist.CheckBoxSize="30"
+        <CheckBox materialDesign:CheckBoxAssist.CheckBoxSize="30" 
                   Content="Custom Size"
                   IsChecked="True" />
+        <CheckBox materialDesign:CheckBoxAssist.CheckBoxSize="30" materialDesign:CheckBoxAssist.CheckBoxForeground="Red"
+                  Content="Custom Size and foreground"  IsChecked="True"  
+                  />
         <CheckBox materialDesign:RippleAssist.IsDisabled="True"
                   Content="Ripple disabled"
                   IsChecked="True" />

src/MaterialDesignThemes.Wpf/CheckBoxAssist.cs

@@ -1,14 +1,37 @@
+using System.Windows.Media;
+
 namespace MaterialDesignThemes.Wpf;
 
 public class CheckBoxAssist
 {
     private const double DefaultCheckBoxSize = 18.0;
 
     #region AttachedProperty : CheckBoxSizeProperty
-    public static readonly DependencyProperty CheckBoxSizeProperty
-        = DependencyProperty.RegisterAttached("CheckBoxSize", typeof(double), typeof(CheckBoxAssist), new PropertyMetadata(DefaultCheckBoxSize));
+    public static readonly DependencyProperty CheckBoxSizeProperty = DependencyProperty.RegisterAttached(
+        "CheckBoxSize",
+        typeof(double),
+        typeof(CheckBoxAssist),
+        new PropertyMetadata(DefaultCheckBoxSize)
+    );
 
     public static double GetCheckBoxSize(CheckBox element) => (double)element.GetValue(CheckBoxSizeProperty);
+
     public static void SetCheckBoxSize(CheckBox element, double checkBoxSize) => element.SetValue(CheckBoxSizeProperty, checkBoxSize);
     #endregion
+
+
+
+    #region AttachedProperty : CheckBoxForegroundProperty
+    public static readonly DependencyProperty CheckBoxForegroundProperty = DependencyProperty.RegisterAttached(
+        "CheckBoxForeground",
+        typeof(Brush),
+        typeof(CheckBoxAssist),
+        null
+    );
+
+    public static Brush GetCheckBoxForeground(CheckBox element) => (Brush)element.GetValue(CheckBoxForegroundProperty);
+
+    public static void SetCheckBoxForeground(CheckBox element, Brush checkBoxForeground) =>
+        element.SetValue(CheckBoxForegroundProperty, checkBoxForeground);
+    #endregion
 }

src/MaterialDesignThemes.Wpf/RadioButtonAssist.cs

@@ -1,23 +1,37 @@
-namespace MaterialDesignThemes.Wpf
+using System.Windows.Media;
+
+namespace MaterialDesignThemes.Wpf
 {
     public class RadioButtonAssist
     {
         private const double DefaultRadioButtonSize = 18.0;
 
         #region AttachedProperty : RadioButtonSizeProperty
-        public static readonly DependencyProperty RadioButtonSizeProperty =
-            DependencyProperty.RegisterAttached(
-                "RadioButtonSize",
-                typeof(double),
-                typeof(RadioButtonAssist),
-                new PropertyMetadata(DefaultRadioButtonSize)
-            );
+        public static readonly DependencyProperty RadioButtonSizeProperty = DependencyProperty.RegisterAttached(
+            "RadioButtonSize",
+            typeof(double),
+            typeof(RadioButtonAssist),
+            new PropertyMetadata(DefaultRadioButtonSize)
+        );
+
+        public static double GetRadioButtonSize(RadioButton element) => (double)element.GetValue(RadioButtonSizeProperty);
+
+        public static void SetRadioButtonSize(RadioButton element, double RadioButtonSize) =>
+            element.SetValue(RadioButtonSizeProperty, RadioButtonSize);
+        #endregion
+
+        #region AttachedProperty :RadioButtonForegroundProperty
+        public static readonly DependencyProperty RadioButtonForegroundProperty = DependencyProperty.RegisterAttached(
+            "RadioButtonForeground",
+            typeof(Brush),
+            typeof(RadioButtonAssist),
+            null
+        );
 
-        public static double GetRadioButtonSize(RadioButton element) =>
-            (double)element.GetValue(RadioButtonSizeProperty);
+        public static Brush GetRadioButtonForeground(RadioButton element) => (Brush)element.GetValue(RadioButtonForegroundProperty);
 
-        public static void SetRadioButtonSize(RadioButton element, double checkBoxSize) =>
-            element.SetValue(RadioButtonSizeProperty, checkBoxSize);
+        public static void SetRadioButtonForeground(RadioButton element, Brush radioButtonForeground) =>
+            element.SetValue(RadioButtonForegroundProperty, radioButtonForeground);
         #endregion
     }
 }

src/MaterialDesignThemes.Wpf/Themes/MaterialDesignTheme.CheckBox.xaml

@@ -70,6 +70,7 @@
     <Setter Property="BorderThickness" Value="1" />
     <Setter Property="FocusVisualStyle" Value="{StaticResource FocusVisual}" />
     <Setter Property="Foreground" Value="{Binding RelativeSource={RelativeSource AncestorType={x:Type FrameworkElement}}, Path=(TextElement.Foreground)}" />
+    <Setter Property="wpf:CheckBoxAssist.CheckBoxForeground" Value="{DynamicResource MaterialDesign.Brush.Primary}"/>
     <Setter Property="Template">
       <Setter.Value>
         <ControlTemplate TargetType="{x:Type CheckBox}">
@@ -111,13 +112,13 @@
               <Canvas Width="24" Height="24">
                 <Path x:Name="Graphic"
                       Data="M19,3H5C3.89,3 3,3.89 3,5V19A2,2 0 0,0 5,21H19A2,2 0 0,0 21,19V5C21,3.89 20.1,3 19,3M19,5V19H5V5H19Z"
-                      Fill="{DynamicResource MaterialDesign.Brush.ForegroundLight}" />
+                      Fill="{Binding RelativeSource={RelativeSource TemplatedParent} ,Path=(wpf:CheckBoxAssist.CheckBoxForeground)}" />
                 <Ellipse x:Name="InteractionEllipse"
                          Canvas.Left="12"
                          Canvas.Top="12"
                          Width="0"
                          Height="0"
-                         Fill="{TemplateBinding Foreground}"
+                         Fill="{Binding RelativeSource={RelativeSource TemplatedParent} ,Path=(wpf:CheckBoxAssist.CheckBoxForeground)}" 
                          IsHitTestVisible="False"
                          Opacity="0"
                          RenderTransformOrigin="0.5,0.5">
@@ -158,7 +159,7 @@
             <Trigger Property="IsPressed" Value="true" />
             <Trigger Property="IsChecked" Value="true">
               <Setter TargetName="Graphic" Property="Data" Value="M10,17L5,12L6.41,10.58L10,14.17L17.59,6.58L19,8M19,3H5C3.89,3 3,3.89 3,5V19A2,2 0 0,0 5,21H19A2,2 0 0,0 21,19V5C21,3.89 20.1,3 19,3Z" />
-              <Setter TargetName="Graphic" Property="Fill" Value="{Binding RelativeSource={RelativeSource TemplatedParent}, Path=Background}" />
+              <Setter TargetName="Graphic" Property="Fill" Value="{Binding RelativeSource={RelativeSource TemplatedParent}, Path=(wpf:CheckBoxAssist.CheckBoxForeground)}" />
             </Trigger>
             <Trigger Property="IsEnabled" Value="false">
               <Setter Property="Opacity" Value="0.56" />
@@ -205,6 +206,7 @@
     <Setter Property="BorderThickness" Value="1" />
     <Setter Property="FocusVisualStyle" Value="{StaticResource FocusVisual}" />
     <Setter Property="Foreground" Value="{Binding RelativeSource={RelativeSource AncestorType={x:Type FrameworkElement}}, Path=(TextElement.Foreground)}" />
+    <Setter Property="wpf:CheckBoxAssist.CheckBoxForeground" Value="{DynamicResource MaterialDesign.Brush.Primary}"/>
     <Setter Property="Template">
       <Setter.Value>
         <ControlTemplate TargetType="{x:Type CheckBox}">
@@ -246,13 +248,13 @@
               <Canvas Width="24" Height="24">
                 <Path x:Name="Graphic"
                       Data="M19,3H5C3.89,3 3,3.89 3,5V19A2,2 0 0,0 5,21H19A2,2 0 0,0 21,19V5C21,3.89 20.1,3 19,3M19,5V19H5V5H19Z"
-                      Fill="{TemplateBinding Foreground}" />
+                      Fill="{Binding RelativeSource={RelativeSource TemplatedParent} ,Path=(wpf:CheckBoxAssist.CheckBoxForeground)}" />
                 <Ellipse x:Name="InteractionEllipse"
                          Canvas.Left="12"
                          Canvas.Top="12"
                          Width="0"
                          Height="0"
-                         Fill="{TemplateBinding Foreground}"
+                         Fill="{Binding RelativeSource={RelativeSource TemplatedParent} ,Path=(wpf:CheckBoxAssist.CheckBoxForeground)}"
                          IsHitTestVisible="False"
                          Opacity="0"
                          RenderTransformOrigin="0.5,0.5">

src/MaterialDesignThemes.Wpf/Themes/MaterialDesignTheme.RadioButton.xaml

@@ -41,6 +41,7 @@
     <Setter Property="BorderThickness" Value="1" />
     <Setter Property="FocusVisualStyle" Value="{StaticResource FocusVisual}" />
     <Setter Property="Foreground" Value="{Binding RelativeSource={RelativeSource AncestorType={x:Type FrameworkElement}}, Path=(TextElement.Foreground)}" />
+    <Setter Property="wpf:RadioButtonAssist.RadioButtonForeground" Value="{DynamicResource MaterialDesign.Brush.Primary}"/>
     <Setter Property="Template">
       <Setter.Value>
         <ControlTemplate TargetType="{x:Type RadioButton}">
@@ -81,14 +82,14 @@
               <Canvas Width="24" Height="24">
                 <Path x:Name="Graphic"
                       Data="M12,20A8,8 0 0,1 4,12A8,8 0 0,1 12,4A8,8 0 0,1 20,12A8,8 0 0,1 12,20M12,2A10,10 0 0,0 2,12A10,10 0 0,0 12,22A10,10 0 0,0 22,12A10,10 0 0,0 12,2Z"
-                      Fill="{DynamicResource MaterialDesign.Brush.RadioButton.Outline}" />
+                      Fill="{Binding RelativeSource={RelativeSource TemplatedParent} ,Path=(wpf:RadioButtonAssist.RadioButtonForeground)}"  />
                 <Ellipse x:Name="InteractionEllipse"
                          Canvas.Left="12"
                          Canvas.Top="12"
                          IsHitTestVisible="False"
                          Width="0"
                          Height="0"
-                         Fill="{TemplateBinding Foreground}"
+                         Fill="{Binding RelativeSource={RelativeSource TemplatedParent} ,Path=(wpf:RadioButtonAssist.RadioButtonForeground)}" 
                          Opacity="0"
                          RenderTransformOrigin="0.5,0.5">
                   <Ellipse.RenderTransform>
@@ -126,7 +127,7 @@
             <Trigger Property="IsPressed" Value="true" />
             <Trigger Property="IsChecked" Value="true">
               <Setter TargetName="Graphic" Property="Data" Value="M12,20A8,8 0 0,1 4,12A8,8 0 0,1 12,4A8,8 0 0,1 20,12A8,8 0 0,1 12,20M12,2A10,10 0 0,0 2,12A10,10 0 0,0 12,22A10,10 0 0,0 22,12A10,10 0 0,0 12,2M12,7A5,5 0 0,0 7,12A5,5 0 0,0 12,17A5,5 0 0,0 17,12A5,5 0 0,0 12,7Z" />
-              <Setter TargetName="Graphic" Property="Fill" Value="{Binding RelativeSource={RelativeSource TemplatedParent}, Path=Background}" />
+              <Setter TargetName="Graphic" Property="Fill" Value="{Binding RelativeSource={RelativeSource TemplatedParent}, Path=(wpf:RadioButtonAssist.RadioButtonForeground)}" />
             </Trigger>
             <Trigger Property="IsChecked" Value="{x:Null}">
               <Setter TargetName="Graphic" Property="Data" Value="M12,20A8,8 0 0,1 4,12A8,8 0 0,1 12,4A8,8 0 0,1 20,12A8,8 0 0,1 12,20M12,2A10,10 0 0,0 2,12A10,10 0 0,0 12,22A10,10 0 0,0 22,12A10,10 0 0,0 12,2M12,7A5,5 0 0,0 7,12A5,5 0 0,0 12,17A5,5 0 0,0 17,12A5,5 0 0,0 12,7Z" />
@@ -209,14 +210,14 @@
               <Canvas Width="24" Height="24">
                 <Path x:Name="Graphic"
                       Data="M12,20A8,8 0 0,1 4,12A8,8 0 0,1 12,4A8,8 0 0,1 20,12A8,8 0 0,1 12,20M12,2A10,10 0 0,0 2,12A10,10 0 0,0 12,22A10,10 0 0,0 22,12A10,10 0 0,0 12,2Z"
-                      Fill="{TemplateBinding Foreground}" />
+                      Fill="{Binding RelativeSource={RelativeSource TemplatedParent} ,Path=(wpf:RadioButtonAssist.RadioButtonForeground)}" />
                 <Ellipse x:Name="InteractionEllipse"
                          Canvas.Left="12"
                          Canvas.Top="12"
                          IsHitTestVisible="False"
                          Width="0"
                          Height="0"
-                         Fill="{TemplateBinding Foreground}"
+                         Fill="{Binding RelativeSource={RelativeSource TemplatedParent} ,Path=(wpf:RadioButtonAssist.RadioButtonForeground)}"
                          Opacity="0"
                          RenderTransformOrigin="0.5,0.5">
                   <Ellipse.RenderTransform>