asset: Feld 'change_symbol' für Prozenzzeichen + test

asset.py

@@ -114,6 +114,9 @@ class Asset(SymbolMixin, ModelSQL, ModelView):
         help='percentage change in value during 1 year',
         readonly=True, digits=(16,digits_percent)),
         'get_percentage_change', searcher='search_percentage')
+    change_symbol = fields.Function(fields.Many2One(string='Symbol',
+        readonly=True, model_name='investment.rate'),
+        'get_percentage_change')
 
     @classmethod
     def __register__(cls, module_name):
@@ -564,10 +567,12 @@ class Asset(SymbolMixin, ModelSQL, ModelView):
         """
         cursor = Transaction().connection.cursor()
 
-        name_lst = [x[len('change_'):] for x in names]
+        name_lst = [x[len('change_'):] for x in names
+            if x != 'change_symbol']
         tab_percent = cls.get_percentage_sql(name_lst)
         query = tab_percent.select(
                 tab_percent.id,
+                tab_percent.id_rate,
                 *[getattr(tab_percent, x) for x in name_lst],
                 where=tab_percent.id.in_([x.id for x in assets]),
             )
@@ -577,7 +582,10 @@ class Asset(SymbolMixin, ModelSQL, ModelView):
         result = {x:{y.id: None for y in assets} for x in names}
         exp = Decimal(Decimal(1) / 10 ** digits_percent)
         for record in records:
-            cnt1 = 1
+            if 'change_symbol' in names:
+                result['change_symbol'][record[0]] = record[1]
+
+            cnt1 = 2
             for x in name_lst:
                 result['change_%s' % x][record[0]] = record[cnt1].quantize(exp) \
                     if record[cnt1] is not None else None

locale/de.po

@@ -310,6 +310,10 @@ msgctxt "help:investment.asset,change_month12:"
 msgid "percentage change in value during 1 year"
 msgstr "Prozentuale Wertänderung während 1 Jahr"
 
+msgctxt "field:investment.asset,change_symbol:"
+msgid "Symbol"
+msgstr "Symbol"
+
 msgctxt "field:investment.asset,updtdays:"
 msgid "Select days"
 msgstr "Tage wählen"

locale/en.po

@@ -270,6 +270,10 @@ msgctxt "help:investment.asset,change_month12:"
 msgid "percentage change in value during 1 year"
 msgstr "percentage change in value during 1 year"
 
+msgctxt "field:investment.asset,change_symbol:"
+msgid "Symbol"
+msgstr "Symbol"
+
 msgctxt "field:investment.asset,updtdays:"
 msgid "Select days"
 msgstr "Select days"

rate.py

@@ -3,13 +3,13 @@
 # The COPYRIGHT file at the top level of this repository contains the
 # full copyright notices and license terms.
 
-from trytond.model import ModelView, ModelSQL, fields, Unique, Check
+from trytond.model import ModelView, ModelSQL, fields, Unique, Check, SymbolMixin
 from trytond.transaction import Transaction
 from trytond.pool import Pool
 from trytond.pyson import Eval, Bool
 
 
-class Rate(ModelSQL, ModelView):
+class Rate(SymbolMixin, ModelSQL, ModelView):
     'Rate'
     __name__ = 'investment.rate'
 
@@ -29,6 +29,8 @@ class Rate(ModelSQL, ModelView):
     uom = fields.Function(fields.Many2One(string='Uom',
         readonly=True, model_name='product.uom'),
         'on_change_with_uom')
+    symbol = fields.Function(fields.Char(string='Symbol',
+        readonly=True), 'on_change_with_symbol')
 
     @classmethod
     def __setup__(cls):
@@ -51,6 +53,11 @@ class Rate(ModelSQL, ModelView):
         IrDate = Pool().get('ir.date')
         return IrDate.today()
 
+    def on_change_with_symbol(self, name=None):
+        """ symbol:%
+        """
+        return '%'
+
     @fields.depends('asset', '_parent_asset.uom')
     def on_change_with_uom(self, name=None):
         """ get unit of asset

tests/test_rate.py

@@ -46,5 +46,7 @@ class RateTestCase(ModuleTestCase):
         self.assertEqual(asset.rates[0].uom.rec_name, 'Unit')
         self.assertEqual(asset.rates[0].asset_digits, 4)
         self.assertEqual(asset.rates[0].currency.rec_name, 'usd')
+        self.assertEqual(asset.rates[0].symbol, '%')
+        self.assertEqual(asset.change_symbol.symbol, '%')
 
 # end RateTestCase

view/asset_form.xml

@@ -6,7 +6,7 @@ full copyright notices and license terms. -->
     <label name="product" />
     <field name="product" colspan="3"/>
     <label name="rate" />
-    <field name="rate" symbol="currency"/>
+    <field name="rate" symbol="asset_symbol"/>
 
     <label id="labdate" string=" "/>
     <label name="nextupdate" colspan="2"/>
@@ -16,34 +16,16 @@ full copyright notices and license terms. -->
 
     <separator id="sepperc" colspan="6" string="Gain and Loss"/>
     <label name="change_day1" />
-    <group id="change_day1" col="2">
-        <field name="change_day1" xexpand="0"/>
-        <label name="change_day1" xexpand="1" xalign="0.0" string="%"/>
-    </group>
-
-
+    <field name="change_day1" symbol="change_symbol"/>
     <label name="change_month1" />
-    <group id="change_month1" col="2">
-        <field name="change_month1" xexpand="0"/>
-        <label name="change_month1" xexpand="1" xalign="0.0" string="%"/>
-    </group>
-
+    <field name="change_month1" symbol="change_symbol"/>
     <label name="change_month3" />
-    <group id="change_month3" col="2">
-        <field name="change_month3" xexpand="0"/>
-        <label name="change_month3" xexpand="1" xalign="0.0" string="%"/>
-    </group>
-    <label name="change_month6" />
-    <group id="change_month6" col="2">
-        <field name="change_month6" xexpand="0"/>
-        <label name="change_month6" xexpand="1" xalign="0.0" string="%"/>
-    </group>
+    <field name="change_month3" symbol="change_symbol"/>
 
+    <label name="change_month6" />
+    <field name="change_month6" symbol="change_symbol"/>
     <label name="change_month12" />
-    <group id="change_month12" col="2">
-        <field name="change_month12" xexpand="0"/>
-        <label name="change_month12" xexpand="1" xalign="0.0" string="%"/>
-    </group>
+    <field name="change_month12" symbol="change_symbol"/>
     <newline/>
 
     <separator id="sepunits" colspan="6" string="Currency and Units"/>

view/asset_list.xml

@@ -4,10 +4,10 @@ The COPYRIGHT file at the top level of this repository contains the
 full copyright notices and license terms. -->
 <tree>
     <field name="name" expand="1"/>
-    <field name="change_day1" />
-    <field name="change_month1" />
-    <field name="change_month3" />
-    <field name="change_month6" />
+    <field name="change_day1" symbol="change_symbol"/>
+    <field name="change_month1" symbol="change_symbol"/>
+    <field name="change_month3" symbol="change_symbol"/>
+    <field name="change_month6" symbol="change_symbol"/>
     <field name="date"/>
     <field name="rate" symbol="asset_symbol"/>
     <field name="isin"/>