I can resize Datagrid columns

src/myfasthtml/core/dbmanager.py

@@ -1,3 +1,4 @@
+import logging
 from contextlib import contextmanager
 from types import SimpleNamespace
 
@@ -6,6 +7,8 @@ from dbengine.dbengine import DbEngine
 from myfasthtml.core.instances import SingleInstance, BaseInstance
 from myfasthtml.core.utils import retrieve_user_info
 
+logger = logging.getLogger("DbManager")
+
 
 class DbManager(SingleInstance):
   def __init__(self, parent, root=".myFastHtmlDb", auto_register: bool = True):
@@ -52,8 +55,8 @@ class DbObject:
     try:
       yield
     finally:
-      self._finalize_initialization()
       self._initializing = old_state
+      self._finalize_initialization()
   
   def __setattr__(self, name: str, value: str):
     if name.startswith("_") or name.startswith("ns_") or getattr(self, "_initializing", False):
@@ -69,11 +72,24 @@ class DbObject:
     self._save_self()
   
   def _finalize_initialization(self):
+    if getattr(self, "_initializing", False):
+      return  # still under initialization
+    
+    if self._reload_self():
+      logger.debug(f"finalize_initialization ({self._name}) : Loaded existing content.")
+      return
+    else:
+      logger.debug(
+        f"finalize_initialization ({self._name}) : No existing content found, creating new entry {self._save_state=}.")
+      self._save_self()
+  
+  def _reload_self(self):
     if self._db_manager.exists_entry(self._name):
       props = self._db_manager.load(self._name)
       self.update(props)
-    else:
-      self._save_self()
+      return True
+    
+    return False
   
   def _save_self(self):
     if not self._save_state:
@@ -125,3 +141,15 @@ class DbObject:
     as_dict = self._get_properties().copy()
     as_dict = {k: v for k, v in as_dict.items() if k not in DbObject._forbidden_attrs}
     return SimpleNamespace(**as_dict)
+  
+  def save(self):
+    self._save_self()
+  
+  def reload(self):
+    self._reload_self()
+  
+  def exists(self):
+    return self._db_manager.exists_entry(self._name)
+  
+  def get_id(self):
+    return self._name