class StockPopup(AdminPopup):
CardId = StringProperty('0') #used to add new RFID cards to DB
def __init__(self, Parent, Theme, Title, Message, **kwargs):
super(StockPopup, self).__init__(Parent, Title, Message, **kwargs)
self.Parent = Parent
self.Theme = Theme
self.engine = DbEngine(self)
self.okButton.text = 'fertig'
self.cancelButton.disabled = True
def getStock(self, *args):
label = Label(text='[b]Ean[/b]',
halign='left',
markup=True,
size_hint_x=None,
width=120)
label.text_size = (label.width, None)
self.innerLayout.add_widget(label)
label = Label(text='[b]Getränk[/b]',
halign='left',
markup=True,
size_hint_x=None,
width=220)
label.text_size = (label.width, None)
self.innerLayout.add_widget(label)
label = Label(text='[b]Bestand[/b]', halign='left', markup=True)
label.text_size = (label.width, None)
self.innerLayout.add_widget(label)
dbResult = self.engine.getProducts(100, 100, True)
for Product in dbResult:
label = Label(text=Product[0],
halign='left',
size_hint_x=None,
width=120)
label.text_size = (label.width, None)
self.innerLayout.add_widget(label)
label = Label(text=Product[1],
halign='left',
size_hint_x=None,
width=220)
label.text_size = (label.width, None)
self.innerLayout.add_widget(label)
label = Label(text='{:5d}'.format(Product[2]), halign='right')
label.text_size = (.5 * label.width, None)
self.innerLayout.add_widget(label)
# event handlers
def on_open(self, *args):
#stop timeout of Admin screen
self.Parent.timeOut.cancel()
self.getStock()
def on_dismiss(self, *args):
#trigger timout on Adminscreen
self.Parent.timeOut()
class Selection(GridLayout):
# Widget containing the list of drinks
UserGroup = 0
UserBalance = 0
def __init__(self, CardId, parent, **kwargs):
super(Selection, self).__init__(**kwargs)
self.spacing = 10
self.cols = 4
self.padding = (60, 10, 0, 0)
self.size_hint_x = (.9)
self.row_default_height = 40
self.row_force_default = True
self.Buttons = []
self.engine = DbEngine(self)
self.CardId = CardId
self.UserGroup = 0
def get_product_list(self, Theme):
#get Productlist based the user's group
self.UserId, self.UserGroup, self.isCredit = self.engine.getUserInfo(
self.CardId)
if self.UserId:
self.UserBalance = self.engine.getUserBalance(self.CardId)
else:
popup = Popup(
title='Warnung',
content=Label(
text='Benutzer für RFID\n {} \nnicht gefunden'.format(
self.CardId),
size_hint_x=.9,
halign='center'),
size_hint=(None, None),
size=(300, 200))
self.timeOut = Clock.schedule_once(self.no_input, 2)
popup.open()
Close_me = Clock.schedule_once(popup.dismiss, 3)
if self.UserGroup:
if self.isCredit:
dbResult = self.engine.getProducts(self.UserGroup, 100)
else:
dbResult = self.engine.getProducts(self.UserGroup,
self.UserBalance)
#display results
j = 0
for Product in dbResult:
Productlist = self.Buttons.append(
DrinkButton(Product[2], Product[1], self.UserId,
Product[3], 'Themes/{}/Button1'.format(Theme)))
self.add_widget(self.Buttons[j])
self.Buttons[j].bind(on_release=self.Buttons[j].callback)
self.add_widget(
Label(
text='{:.2f}'.format(Product[3]) + ' €',
bold=True,
))
j = j + 1
if (j == 0):
self.add_widget(
InfoLine(text='Keine passenden Produkte gefunden'))
def on_enter(self):
self.timeOut = Clock.schedule_once(self.no_input, TIMEOUT)
def on_leave(self):
self.timeOut.cancel()
def no_input(self, instance):
self.parent.parent.no_input(self)