chore: use file-scoped namespace

src/Shared/HandyControl_Shared/Controls/Button/ProgressButton.cs

@@ -2,26 +2,25 @@
 using System.Windows.Controls.Primitives;
 using HandyControl.Data;
 
-namespace HandyControl.Controls
+namespace HandyControl.Controls;
+
+public class ProgressButton : ToggleButton
 {
-    public class ProgressButton : ToggleButton
+    public static readonly DependencyProperty ProgressStyleProperty = DependencyProperty.Register(
+        "ProgressStyle", typeof(Style), typeof(ProgressButton), new PropertyMetadata(default(Style)));
+
+    public Style ProgressStyle
     {
-        public static readonly DependencyProperty ProgressStyleProperty = DependencyProperty.Register(
-            "ProgressStyle", typeof(Style), typeof(ProgressButton), new PropertyMetadata(default(Style)));
-
-        public Style ProgressStyle
-        {
-            get => (Style) GetValue(ProgressStyleProperty);
-            set => SetValue(ProgressStyleProperty, value);
-        }
-
-        public static readonly DependencyProperty ProgressProperty = DependencyProperty.Register(
-            "Progress", typeof(double), typeof(ProgressButton), new PropertyMetadata(ValueBoxes.Double0Box));
-
-        public double Progress
-        {
-            get => (double) GetValue(ProgressProperty);
-            set => SetValue(ProgressProperty, value);
-        }
+        get => (Style) GetValue(ProgressStyleProperty);
+        set => SetValue(ProgressStyleProperty, value);
     }
-}
+
+    public static readonly DependencyProperty ProgressProperty = DependencyProperty.Register(
+        "Progress", typeof(double), typeof(ProgressButton), new PropertyMetadata(ValueBoxes.Double0Box));
+
+    public double Progress
+    {
+        get => (double) GetValue(ProgressProperty);
+        set => SetValue(ProgressProperty, value);
+    }
+}