refactor<*>: rewrite all with AvaloniaUI

src/ViewModels/CherryPick.cs

@@ -0,0 +1,34 @@
+using System.Threading.Tasks;
+
+namespace SourceGit.ViewModels {
+    public class CherryPick : Popup {
+        public Models.Commit Target {
+            get;
+            private set;
+        }
+
+        public bool AutoCommit {
+            get;
+            set;
+        }
+
+        public CherryPick(Repository repo, Models.Commit target) {
+            _repo = repo;
+            Target = target;
+            AutoCommit = true;
+            View = new Views.CherryPick() { DataContext = this };
+        }
+
+        public override Task<bool> Sure() {
+            _repo.SetWatcherEnabled(false);
+            return Task.Run(() => {
+                SetProgressDescription($"Cherry-Pick commit '{Target.SHA}' ...");
+                var succ = new Commands.CherryPick(_repo.FullPath, Target.SHA, !AutoCommit).Exec();
+                CallUIThread(() => _repo.SetWatcherEnabled(true));
+                return succ;
+            });
+        }
+
+        private Repository _repo = null;
+    }
+}