refactor(*): re-arrange project

src/UI/Rebase.xaml.cs

@@ -0,0 +1,81 @@
+using System.Threading.Tasks;
+using System.Windows;
+using System.Windows.Controls;
+using System.Windows.Media;
+
+namespace SourceGit.UI {
+
+    /// <summary>
+    ///     Rebase current branch on selected commit/branch
+    /// </summary>
+    public partial class Rebase : UserControl {
+        private Git.Repository repo = null;
+        private string based = null;
+
+        /// <summary>
+        ///     Constructor.
+        /// </summary>
+        /// <param name="opened">Opened repository</param>
+        public Rebase(Git.Repository opened) {
+            repo = opened;
+            InitializeComponent();
+        }
+
+        /// <summary>
+        ///     Rebase current branch on selected branch
+        /// </summary>
+        /// <param name="opened"></param>
+        /// <param name="branch"></param>
+        public static void Show(Git.Repository opened, Git.Branch branch) {
+            if (branch == null) return;
+
+            var current = opened.CurrentBranch();
+            if (current == null) return;
+
+            var dialog = new Rebase(opened);
+            dialog.based = branch.Head;
+            dialog.branch.Content = current.Name;
+            dialog.type.Data = dialog.FindResource("Icon.Branch") as Geometry;
+            dialog.desc.Content = branch.Name;
+
+            opened.GetPopupManager()?.Show(dialog);
+        }
+
+        /// <summary>
+        ///     Rebase current branch on selected commit.
+        /// </summary>
+        /// <param name="opened"></param>
+        /// <param name="commit"></param>
+        public static void Show(Git.Repository opened, Git.Commit commit) {
+            var current = opened.CurrentBranch();
+            if (current == null) return;
+
+            var dialog = new Rebase(opened);
+            dialog.based = commit.SHA;
+            dialog.branch.Content = current.Name;
+            dialog.type.Data = dialog.FindResource("Icon.Commit") as Geometry;
+            dialog.desc.Content = $"{commit.ShortSHA}  {commit.Subject}";
+
+            opened.GetPopupManager()?.Show(dialog);
+        }
+
+        /// <summary>
+        ///     Start rebase.
+        /// </summary>
+        /// <param name="sender"></param>
+        /// <param name="e"></param>
+        private async void Start(object sender, RoutedEventArgs e) {
+            var popup = repo.GetPopupManager();
+            popup?.Lock();
+
+            var autoStash = chkAutoStash.IsChecked == true;
+            await Task.Run(() => repo.Rebase(based, autoStash));
+
+            popup?.Close(true);
+        }
+
+        private void Cancel(object sender, RoutedEventArgs e) {
+            repo.GetPopupManager()?.Close();
+        }
+    }
+}