removes tree selection after deleting a record

src/brovski-adress-etiketten-verwaltung.py

@@ -271,6 +271,7 @@ class Application:
             self.table.delete(self.current_record)
 
         self.clear_entry_fields()
+        self.deselect_tree()
         self._save_json_file()
 
     def update_record(self):
@@ -309,6 +310,10 @@ class Application:
             entry.set("")
         self.current_record = None
 
+    def deselect_tree(self):
+        while len(self.table.selection()) > 0:
+            self.table.selection_remove(self.table.selection()[0])
+
     def mouse_click(self, event):
         region = self.table.identify("region", event.x, event.y)
         match region: