def submit_weight(weight_submitted): # Method called when weight submitted
global productInfo
productInfo[2] = weight_submitted # Update tracker with weight
helper.get_container().show_frame(
ConfirmAdditionFrame.__name__) # Show confirmation page
helper.get_container().get_frame(ConfirmAdditionFrame.__name__).set_row(
create_row()) # Update GUI row to show selection
def remove_item(batch_number): # Called when asked to remove item
result = global_var.database.remove_item(batch_number) # Remove item from db
if result: # If success
helper.get_container().show_frame(SuccessRemoveFrame.__name__)
container = helper.get_container().get_frame(SuccessRemoveFrame.__name__).get_container() # Show success frame
tk.Label(container, text=helper.format_batch(batch_number),
font=global_var.FONT_HUGE).pack() # Add label with product number
else:
raise (Exception("Unable to complete database operation")) # If failed raise Exception
def button_main_call(index): # Method called when main meat type selected
global productInfo
productInfo[0] = meats[index] # Update tracker
if (len(productInfo[0][1])) != 0:
helper.get_container().show_frame(
ButtonSecondFrame.__name__
) # If meat has sub meat go to sub meat page
else:
helper.get_container().show_frame(
WeightFrame.__name__) # Else go to enter weight page
def __init__(self, master=None):
super().__init__(master)
self.add_button_to_frame(helper.get_container().go_up,
global_var.images["back"]) # Back button
self.add_button_to_frame(helper.get_container().go_home,
global_var.images["home"]) # Home button
self.add_button_to_frame(
lambda: helper.get_container().show_frame(
frame_name=frames.mainframes.TurnOffFrame.__name__),
global_var.images["power"])
def __init__(self, master=None):
super().__init__(master)
self.previousFrame = self.__class__.__name__
self.add_button_to_frame(text="Add new item",
command=lambda: helper.get_container().show_frame(
frames.additem.ButtonMainFrame.__name__),
image=global_var.images["add"], spacer=False) # Add item button
self.add_button_to_frame(text="Remove item",
command=lambda: helper.get_container().show_frame(
frames.removeitem.RemoveItemFrame.__name__),
image=global_var.images["remove"]) # Remove item button
self.add_button_to_frame(text="View database", image=global_var.images["eye"],
command=helper.view_in_excel) # View in excel button
def __init__(self, master=None):
super().__init__(master,
title="Add the following item to freezer?",
command_no=helper.get_container().go_home,
command_yes=add_product)
self.previousFrame = WeightFrame.__name__
self.rowFrame = None # Frame where the data is displayed
def submit_batch_number(number):
global idNumber
idNumber = number
row = global_var.database.get_info(number) # Get row object for batch number
if row == global_var.ERROR_NO_SUCH_ITEM:
helper.get_container().show_frame(NoItemFrame.__name__) # If no such row show no item frame
elif row == global_var.ERROR_ITEM_REMOVED:
helper.get_container().show_frame(AlreadyRemovedFrame.__name__) # If row already removed show frame
else:
helper.get_container().show_frame(ItemInfoFrame.__name__) # Else show confirm frame
helper.get_container().get_frame(ItemInfoFrame.__name__).set_row(row) # And display data
def add_product(): # Method called when confirmed object removal
# Add product to database
if productInfo[1] is None:
batch_id = global_var.database.add_item(
backend.Row(category=productInfo[0][0],
weight=productInfo[2])) # If product has no sub type
else:
batch_id = global_var.database.add_item(
backend.Row(category=productInfo[0][0],
subcategory=productInfo[1],
weight=productInfo[2])) # If product has sub type
if batch_id == -1:
raise Exception("Could not add to database")
helper.get_container().show_frame(
SuccessMessage.__name__) # Show success frame
container = helper.get_container().get_frame(
SuccessMessage.__name__).get_container() # Container for batch number
tk.Label(container,
text=helper.format_batch(batch_id),
font=global_var.FONT_HUGE).pack() # Add batch number to container
def button_second_call(index): # Method called when sub meat type selected
global productInfo
productInfo[1] = productInfo[0][1][index] # Update tracker
helper.get_container().show_frame(
WeightFrame.__name__) # Go to weight page
def __init__(self, master=None):
super().__init__(master, title="Remove the following item", command_no=helper.get_container().go_home,
command_yes=lambda: remove_item(idNumber))
self.previousFrame = RemoveItemFrame.__name__
self.rowFrame = None
def __init__(self, master):
super().__init__(master, title="Are you sure you want to quit?", command_yes=helper.turn_off,
command_no=helper.get_container().go_up)