Fix issue: Add the IsDefault property to MessageBox, set it to true, and press Enter to confirm （#221） 👍

Author: yanjinhuagood

src/WPFDevelopers.Shared/Controls/MessageBox/MessageBox.cs

@@ -5,34 +5,39 @@ namespace WPFDevelopers.Controls
 {
     public static class MessageBox
     {
-        public static MessageBoxResult Show(string messageBoxText, Window owner = null, double buttonRadius = 0d)
+        public static MessageBoxResult Show(string messageBoxText, Window owner = null, double buttonRadius = 0d, bool isDefault = true)
         {
             var msg = new WDMessageBox(messageBoxText, buttonRadius);
+            msg.IsDefault = isDefault;
             return GetWindow(msg, owner);
         }
 
-        public static MessageBoxResult Show(string messageBoxText, string caption, Window owner = null, double buttonRadius = 0d)
+        public static MessageBoxResult Show(string messageBoxText, string caption, Window owner = null, double buttonRadius = 0d, bool isDefault = true)
         {
             var msg = new WDMessageBox(messageBoxText, caption, buttonRadius);
+            msg.IsDefault = isDefault;
             return GetWindow(msg, owner);
         }
 
-        public static MessageBoxResult Show(string messageBoxText, string caption, MessageBoxButton button, Window owner = null, double buttonRadius = 0d)
+        public static MessageBoxResult Show(string messageBoxText, string caption, MessageBoxButton button, Window owner = null, double buttonRadius = 0d, bool isDefault = true)
         {
             var msg = new WDMessageBox(messageBoxText, caption, button, buttonRadius);
+            msg.IsDefault = isDefault;
             return GetWindow(msg, owner);
         }
 
-        public static MessageBoxResult Show(string messageBoxText, string caption, MessageBoxImage icon, Window owner = null, double buttonRadius = 0d)
+        public static MessageBoxResult Show(string messageBoxText, string caption, MessageBoxImage icon, Window owner = null, double buttonRadius = 0d, bool isDefault = true)
         {
             var msg = new WDMessageBox(messageBoxText, caption, icon, buttonRadius);
+            msg.IsDefault = isDefault;
             return GetWindow(msg, owner);
         }
 
         public static MessageBoxResult Show(string messageBoxText, string caption, MessageBoxButton button,
-            MessageBoxImage icon, Window owner = null, double buttonRadius = 0d)
+            MessageBoxImage icon, Window owner = null, double buttonRadius = 0d, bool isDefault = true)
         {
             var msg = new WDMessageBox(messageBoxText, caption, button, icon, buttonRadius);
+            msg.IsDefault = isDefault;
             return GetWindow(msg, owner);
         }
 

src/WPFDevelopers.Shared/Controls/MessageBox/WDMessageBox.cs

@@ -59,6 +59,16 @@ public CornerRadius ButtonCornerRadius
             DependencyProperty.Register("ButtonCornerRadius", typeof(CornerRadius), typeof(WDMessageBox), new PropertyMetadata(null));
 
 
+        public bool IsDefault
+        {
+            get { return (bool)GetValue(IsDefaultProperty); }
+            set { SetValue(IsDefaultProperty, value); }
+        }
+
+        public static readonly DependencyProperty IsDefaultProperty =
+            DependencyProperty.Register("IsDefault", typeof(bool), typeof(WDMessageBox), new PropertyMetadata(true));
+
+
         static WDMessageBox()
         {
             DefaultStyleKeyProperty.OverrideMetadata(typeof(WDMessageBox),

src/WPFDevelopers.Shared/Styles/Styles.MessageBox.xaml

@@ -93,6 +93,7 @@
                                         Width="60"
                                         helpers:ElementHelper.CornerRadius="{Binding Path=(controls:WDMessageBox.ButtonCornerRadius), RelativeSource={RelativeSource TemplatedParent}}"
                                         Content="{Binding [Yes], Source={x:Static resx:LanguageManager.Instance}}"
+                                        IsDefault="{TemplateBinding IsDefault}"
                                         Style="{DynamicResource WD.PrimaryButton}"
                                         Visibility="Collapsed" />
                                     <Button
@@ -108,6 +109,7 @@
                                         Margin="6,0,0,0"
                                         helpers:ElementHelper.CornerRadius="{Binding Path=(controls:WDMessageBox.ButtonCornerRadius), RelativeSource={RelativeSource TemplatedParent}}"
                                         Content="{Binding [OK], Source={x:Static resx:LanguageManager.Instance}}"
+                                        IsDefault="{TemplateBinding IsDefault}"
                                         Style="{DynamicResource WD.PrimaryButton}" />
                                     <Button
                                         x:Name="PART_ButtonCancel"