Several modification.

Rename get_json_store → get_jsonstore.
Add some protection.
For the time being the grid use a complete configuration for a store not only it id string.

modules/plugin_dbui/cfgsvc.py

@@ -333,6 +333,9 @@ class CfgSvc(BaseSvc):
         db = self.environment['db']
         
         grid_modifiers = self.environment['plugins'].dbui.grid_modifiers
+        if tablename not in grid_modifiers:
+            return {}
+            
         grid_filters = grid_modifiers[tablename].grid_filters
         if not grid_filters:
             return {}
@@ -477,7 +480,7 @@ class CfgSvc(BaseSvc):
         return cfg 
 
         
-    def get_json_store(self, tablename):
+    def get_jsonstore(self, tablename):
         """Build the configuration object for the Ext.data.DirectJsonStore
         associated to the database table tablename.
         
@@ -492,14 +495,16 @@ class CfgSvc(BaseSvc):
         #    where: define inner join, mainly to resolve foreign key
         base_params = {'tableName': tablename, 'dbFields': []}
         
-        cfg = {'autoSave': False,
+        cfg = {'autoLoad': True,
+               'autoSave': False,
                'baseParams': base_params,
                'fields': [],
                'idProperty': encode_field(tablename,'id'),
                'root': ROOT,
                'successProperty': SUCCESS,
                'storeId': STORE_ID % tablename,
-               'totalProperty': TOTAL}
+               'totalProperty': TOTAL,
+               'xtype': 'xdirectstore'}
 
         for fieldname in db[tablename].fields:
             
@@ -552,7 +557,9 @@ class CfgSvc(BaseSvc):
         """
         T = self.environment['T']
 
-        di = {'xtype': 'grid'}
+        di = {'xtype': 'grid',
+              'frame': False,
+              'viewConfig': {'forceFit': True}}
         
         formModel = {'xtype': 'xform',
                      'items': self._get_form_items(tablename)}
@@ -568,8 +575,9 @@ class CfgSvc(BaseSvc):
         if filter:
             di['filterModel'] = filter
              
-        di['store'] = STORE_ID % tablename
-        di['tableName'] = tablename
+#        di['store'] = STORE_ID % tablename
+        di['store'] = self.get_jsonstore(tablename)
+#        di['tableName'] = tablename
         di['title'] = T(tablename.title())