line/book: kassenbuch öffnen/anzeige optimiert

line.py

@@ -984,12 +984,6 @@ class LineContext(ModelView):
     'Line Context'
     __name__ = 'cashbook.line.context'
 
-    cashbook = fields.Many2One(string='Cashbook', required=True,
-        model_name='cashbook.book',
-        domain=[('btype', '!=', None)],
-        states={
-            'readonly': Eval('num_cashbook', 0) < 2,
-        }, depends=['num_cashbook'])
     date_from = fields.Date(string='Start Date', depends=['date_to'],
         help='Limits the date range for the displayed entries.',
         domain=[
@@ -1008,16 +1002,6 @@ class LineContext(ModelView):
         help='Show account lines in Checked-state.')
     done = fields.Boolean(string='Done',
         help='Show account lines in Done-state.')
-    num_cashbook = fields.Function(fields.Integer(string='Number of Cashbook',
-        readonly=True, states={'invisible': True}),
-        'on_change_with_num_cashbook')
-
-    @classmethod
-    def default_cashbook(cls):
-        """ get default from context
-        """
-        context = Transaction().context
-        return context.get('cashbook', None)
 
     @classmethod
     def default_date_from(cls):
@@ -1040,17 +1024,6 @@ class LineContext(ModelView):
         context = Transaction().context
         return context.get('checked', False)
 
-    @classmethod
-    def default_num_cashbook(cls):
-        """ get default from context
-        """
-        CashBook = Pool().get('cashbook.book')
-
-        with Transaction().set_context({
-            '_check_access': True,
-            }):
-            return CashBook.search_count([('btype', '!=', None)])
-
     @classmethod
     def default_done(cls):
         """ get default from context
@@ -1058,11 +1031,4 @@ class LineContext(ModelView):
         context = Transaction().context
         return context.get('done', False)
 
-    def on_change_with_num_cashbook(self, name=None):
-        """ get number of accessible cashbooks,
-            depends on user-permissions
-        """
-        LineContext = Pool().get('cashbook.line.context')
-        return LineContext.default_num_cashbook()
-
 # end LineContext