Add DialogMargin to DialogHost, and make Shadow changeable (via Shadow.Assist). #420

Author: ButchersBoy

MaterialDesignThemes.Wpf/DialogHost.cs

@@ -323,6 +323,15 @@ public string DialogContentStringFormat
             set { SetValue(DialogContentStringFormatProperty, value); }
         }
 
+        public static readonly DependencyProperty DialogMarginProperty = DependencyProperty.Register(
+            "DialogMargin", typeof(Thickness), typeof(DialogHost), new PropertyMetadata(default(Thickness)));
+
+        public Thickness DialogMargin
+        {
+            get { return (Thickness) GetValue(DialogMarginProperty); }
+            set { SetValue(DialogMarginProperty, value); }
+        }
+
         public static readonly DependencyProperty OpenDialogCommandDataContextSourceProperty = DependencyProperty.Register(
             nameof(OpenDialogCommandDataContextSource), typeof (DialogHostOpenDialogCommandDataContextSource), typeof (DialogHost), new PropertyMetadata(default(DialogHostOpenDialogCommandDataContextSource)));
 

MaterialDesignThemes.Wpf/Themes/Generic.xaml

@@ -468,6 +468,8 @@
     </Style>
 
     <Style TargetType="{x:Type local:DialogHost}">
+        <Setter Property="DialogMargin" Value="22" />
+        <Setter Property="local:ShadowAssist.ShadowDepth" Value="Depth5" />
         <Setter Property="Template">
             <Setter.Value>
                 <ControlTemplate TargetType="local:DialogHost">
@@ -603,7 +605,7 @@
                             </controlzEx:PopupEx.Resources>
                             <local:Card x:Name="PART_PopupContentElement" 
                                         Margin="22"
-                                        local:ShadowAssist.ShadowDepth="Depth5"
+                                        local:ShadowAssist.ShadowDepth="{Binding RelativeSource={RelativeSource TemplatedParent}, Path=(local:ShadowAssist.ShadowDepth)}"
                                         UniformCornerRadius="4"
                                         TextElement.Foreground="{DynamicResource MaterialDesignBody}"
                                         TextElement.FontWeight="Regular"