Synchronize the Net40

Net40/HandyControl_Net40/Controls/Button/ProgressButton.cs

@@ -0,0 +1,27 @@
+using System.Windows;
+using System.Windows.Controls.Primitives;
+using HandyControl.Data;
+
+namespace HandyControl.Controls
+{
+    public class ProgressButton : ToggleButton
+    {
+        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);
+        }
+    }
+}