Upgrade project style

SourceGit/UI/Discard.xaml.cs

@@ -0,0 +1,67 @@
+using System;
+using System.Collections.Generic;
+using System.Threading.Tasks;
+using System.Windows;
+using System.Windows.Controls;
+using System.Windows.Media;
+using System.Windows.Media.Animation;
+
+namespace SourceGit.UI {
+
+    /// <summary>
+    ///     Confirm to discard changes dialog.
+    /// </summary>
+    public partial class Discard : UserControl {
+        private Git.Repository repo = null;
+        private List<Git.Change> changes = null;
+
+        /// <summary>
+        ///     Constructor.
+        /// </summary>
+        /// <param name="opened"></param>
+        /// <param name="targets"></param>
+        public Discard(Git.Repository opened, List<Git.Change> targets) {
+            repo = opened;
+            changes = targets;
+
+            InitializeComponent();
+
+            if (changes == null || changes.Count == 0) {
+                txtPath.Content = "All local changes in working copy.";
+                icon.Data = FindResource("Icon.Folder") as Geometry;
+            } else if (changes.Count == 1) {
+                txtPath.Content = changes[0].Path;
+            } else {
+                txtPath.Content = $"Total {changes.Count} changes ...";
+            }
+        }
+
+        /// <summary>
+        ///     Show this dialog
+        /// </summary>
+        /// <param name="opened"></param>
+        /// <param name="targets"></param>
+        public static void Show(Git.Repository opened, List<Git.Change> targets) {
+            PopupManager.Show(new Discard(opened, targets));
+        }
+
+        private async void Sure(object sender, RoutedEventArgs e) {
+            PopupManager.Lock();
+
+            DoubleAnimation anim = new DoubleAnimation(0, 360, TimeSpan.FromSeconds(1));
+            anim.RepeatBehavior = RepeatBehavior.Forever;
+            statusIcon.RenderTransform.BeginAnimation(RotateTransform.AngleProperty, anim);
+            status.Visibility = Visibility.Visible;
+
+            await Task.Run(() => repo.Discard(changes));
+
+            status.Visibility = Visibility.Collapsed;
+            statusIcon.RenderTransform.BeginAnimation(RotateTransform.AngleProperty, null);
+            PopupManager.Close(true);
+        }
+
+        private void Cancel(object sender, RoutedEventArgs e) {
+            PopupManager.Close();
+        }
+    }
+}