code_review: PR #1153

- use a single filter for both unstage and staged files
- show confirm dialog if staged files are displayed partially

Signed-off-by: leo <longshuang@msn.cn>

src/ViewModels/ConfirmCommit.cs

@@ -0,0 +1,26 @@
+using System;
+
+namespace SourceGit.ViewModels
+{
+    public class ConfirmCommit
+    {
+        public string Message
+        {
+            get;
+            private set;
+        }
+
+        public ConfirmCommit(string message, Action onSure)
+        {
+            Message = message;
+            _onSure = onSure;
+        }
+
+        public void Continue()
+        {
+            _onSure?.Invoke();
+        }
+
+        private Action _onSure;
+    }
+}