class SelectItem(BaseDialog):
'''
Create a list of items called 'name' from a table and return the database
ID of the item in item_id.
'''
def __init__(self, master, table, column, thing=None):
self.logger = Logger(self, level=Logger.DEBUG)
self.logger.debug('SelectItem enter constructor')
self.table = table
self.column = column
if thing is None:
self.thing = 'Item'
else:
self.thing = thing
self.item_id = -1
super().__init__(master)
self.wait_window(self)
self.logger.debug('SelectItem leave constructor')
@debugger
def body(self, master):
self.title("Select %s"%(self.thing))
self.data = Database.get_instance()
padx = 6
pady = 2
frame = tk.Frame(master, bd=1, relief=tk.RIDGE)
frame.grid(row=0, column=0, padx=4, pady=7)
tk.Label(frame, text="Select %s"%(self.thing), font=("Helvetica", 14)).grid(row=0, column=0, columnspan=2)
######################
# Populate the combo boxes
lst = self.data.populate_list(self.table, self.column)
lst.sort()
######################
# Show the boxes
tk.Label(frame, text='Name:').grid(row=1, column=0)
self.cbb = ttk.Combobox(frame, values=lst)
self.cbb.grid(row=1, column=1, padx=padx, pady=pady)
try:
self.cbb.current(0)
except tk.TclError:
mb.showerror("TCL ERROR", "No records are available to select for this table.")
@debugger
def validate(self):
# Since the name was selected from the list, there is no need to
# validate.
return True
@debugger
def apply(self):
''' Populate the form with the selected data. '''
id = self.data.get_id_by_name(self.table, self.column, self.cbb.get())
self.item_id = id
class SetupPurchaseForm(supplimental_form):
def __init__(self, notebook):
self.logger = Logger(self, Logger.DEBUG)
self.logger.debug(sys._getframe().f_code.co_name)
super().__init__(notebook, notebook.PURCHASE_FRAME, 'PurchaseRecord')
self.add_title('Purchase Setup Form')
self.add_indirect_label('Vendor', 'vendor_ID', 'Vendor', 'name')
self.add_dynamic_label('Gross', 'gross', width=20)
self.add_dynamic_label('Tax', 'tax', width=20)
self.add_dynamic_label('Shipping', 'shipping', width=20)
self.add_combo('Purchase Type',
'PurchaseType',
'type_ID',
inc_row=False,
width=20)
self.add_combo('Purchase Status',
'PurchaseStatus',
'status_ID',
width=20)
self.add_text('Notes', 'notes', height=10)
self.add_button('Prev')
self.add_button('Next')
self.add_button('Save')
self.add_button('Delete')
self.add_commit_btn()
class SetupNotebook(NotebookBase):
BUSINESS_FRAME = 0
CUSTOMERS_FRAME = 1
VENDORS_FRAME = 2
ACCOUNTS_FRAME = 3
INVENTORY_FRAME = 4
SALES_FRAME = 5
PURCHASE_FRAME = 6
IMPORT_FRAME = 7
def __init__(self, master):
self.logger = Logger(self, level=Logger.DEBUG)
self.logger.debug(sys._getframe().f_code.co_name)
super().__init__(master, ['Business', 'Customers', 'Vendors', 'Accounts',
'Inventory', 'Sales', 'Purchase', 'Import'])
SetupBusinessForm(self)
SetupCustomersForm(self)
SetupVendorsForm(self)
SetupAccountsForm(self)
SetupInventoryForm(self)
SetupSalesForm(self)
SetupPurchaseForm(self)
SetupImportForm(self)
self.show_frame(self.BUSINESS_FRAME)
class SingleButtonBox(tk.Frame):
'''
Make the button box and register the events.
'''
def __init__(self, master, form, text=None, *args, **kargs):
'''
master = The frame to bind the widgets to.
form = Name of the form to bind the events to.
'''
self.logger = Logger(self, level=Logger.INFO)
self.logger.debug("NotesBox enter constructor")
super().__init__(master, *args, **kargs)
self.form = form
self.name = text.lower()
self.events = EventHandler.get_instance()
tk.Button(self, text=text, command=self.btn_callback).grid(row=1,
column=2,
padx=5,
pady=5)
self.logger.debug("NotesBox leave constructor")
@debugger
def register_events(self, save):
'''
save = callback for the save button
'''
self.events.register_event(
'%s_btn_callback_%s' % (self.name, self.form), save)
@debugger
def btn_callback(self):
self.events.raise_event('%s_btn_callback_%s' % (self.name, self.form))
class MainHomeForm(Form):
'''
Create the form for the Business tab under Setup.
'''
def __init__(self, notebook):
self.logger = Logger(self, Logger.DEBUG)
self.logger.debug(sys._getframe().f_code.co_name)
super().__init__(notebook, notebook.HOME_FRAME, 'Business')
self.add_title('Home Form')
self.add_entry('Name', 'name', str)
self.add_entry('Address1', 'address1', str)
self.add_entry('Address2', 'address2', str)
self.add_entry('City', 'city', str, inc_row=False, span=1, width=20)
self.add_entry('State', 'state', str, width=20, span=1)
self.add_entry('Zip Code', 'zip', str, width=20, span=1, inc_row=False)
self.add_entry('Country', 'country', str, width=20, span=1)
self.add_entry('Email',
'email_address',
str,
width=20,
span=1,
inc_row=False)
self.add_entry('Phone', 'phone_number', str, width=20, span=1)
self.add_entry('Web Site', 'web_site', str)
self.add_entry('Description', 'description', str)
self.add_text('Terms', 'terms')
self.add_text('Returns', 'returns')
self.add_text('Warranty', 'warranty')
self.add_button('Save')
class ComboBox(tk.Frame):
'''
Implement a Combobox. Note that this requires that the table
that it uses to populate the list must have a column called "name".
'''
def __init__(self, master, table, column, *args, **kargs):
'''
master = the frame to bind this frame to
name = the text of the label
table = the name of the database table that is associated with this widget
column = the name of the database column this widget associates with
'''
self.logger = Logger(self, level=Logger.INFO)
self.logger.debug("ComboBox enter constructor")
super().__init__(master, *args, **kargs)
self.table = table
self.column = column
self.data = Database.get_instance()
self.content = ttk.Combobox(self, state='readonly')
self.content.grid(row=0, column=1, padx=5, pady=5, sticky=tk.W)
self.row = {
'table': self.table,
'column': self.column,
'self': self,
'hasid': None
}
self.logger.debug("ComboBox leave constructor")
@debugger
def populate(self, table, column):
self.content_list = self.data.populate_list(table, column)
self.content.configure(values=self.content_list)
@debugger
def read(self):
return self.content.current() + 1
@debugger
def write(self, val):
self.content.current(int(val) - 1)
@debugger
def clear(self):
try:
self.content.current(0)
except tk.TclError:
pass
@debugger
def get_line(self):
'''
Return the form entry to update the form.
'''
return self.row
class SetupImportForm(supplimental_form):
def __init__(self, notebook):
self.logger = Logger(self, Logger.DEBUG)
self.logger.debug(sys._getframe().f_code.co_name)
super().__init__(notebook, notebook.IMPORT_FRAME, 'RawImport')
self.add_title('Import Setup Form')
self.add_dir_browser()
self.add_import_btn()
class LabelBox(tk.Frame):
'''
Implement a consistent interface to the entry widget
'''
def __init__(self, master, table, column, *args, **kargs):
'''
master = the frame to bind this frame to
name = the text of the label
table = the name of the database table that is associated with this widget
column = the name of the column this widget associates with
'''
self.logger = Logger(self, level=Logger.INFO)
self.logger.debug("LabelBox enter constructor")
super().__init__(master, *args, **kargs)
self.table = table
self.column = column
self.content = tk.StringVar(master)
self.entry = tk.Label(self, textvariable=self.content)
self.entry.grid(row=0, column=1, padx=5, pady=5, sticky=tk.W)
self.row = {
'table': self.table,
'column': self.column,
'self': self,
'hasid': None
}
self.logger.debug("LabelBox leave constructor")
@debugger
def set_id(self, table, column, id=0):
'''
When the column has a ID, rather than a value, use this to get the record
that the ID references.
'''
self.row['hasid'] = {'table': table, 'column': column, 'id': id}
return id
@debugger
def read(self):
return self.content.get()
@debugger
def write(self, val):
self.content.set(val)
@debugger
def clear(self):
self.content.set('')
@debugger
def get_line(self):
'''
Return the form entry to update the form.
'''
return self.row
class MainSetupForm(Form):
'''
Create the form for the Business tab under Setup.
'''
def __init__(self, notebook):
self.logger = Logger(self, Logger.DEBUG)
self.logger.debug(sys._getframe().f_code.co_name)
super().__init__(notebook, notebook.SETUP_FRAME, 'Business')
self.add_notebook(SetupNotebook)
class MainReportsForm(Form):
'''
Create the form for the Business tab under Setup.
'''
def __init__(self, notebook):
self.logger = Logger(self, Logger.DEBUG)
self.logger.debug(sys._getframe().f_code.co_name)
super().__init__(notebook, notebook.REPORTS_FRAME, 'Business')
self.add_title('Reports Form')
class SetupCustomersForm(Form):
def __init__(self, notebook):
self.logger = Logger(self, Logger.DEBUG)
self.logger.debug(sys._getframe().f_code.co_name)
super().__init__(notebook, notebook.CUSTOMERS_FRAME, 'Customer')
self.add_title('Customers Setup Form')
self.add_dynamic_label('Date', 'date_created', width=20)
self.add_entry('Name', 'name', str)
self.add_entry('Address1', 'address1', str)
self.add_entry('Address2', 'address2', str)
self.add_entry('City', 'city', str, inc_row=False, span=1, width=20)
self.add_entry('State', 'state', str, width=20, span=1)
self.add_entry('Zip Code', 'zip', str, width=20, span=1, inc_row=False)
self.add_combo('Country', 'Country', 'country_ID', width=20)
self.add_entry('Email',
'email_address',
str,
width=20,
span=1,
inc_row=False)
self.add_combo('Email Status',
'EmailStatus',
'email_status_ID',
width=20)
self.add_entry('Phone',
'phone_number',
str,
width=20,
span=1,
inc_row=False)
self.add_combo('Phone Status',
'PhoneStatus',
'phone_status_ID',
width=20)
self.add_entry('Web Site', 'web_site', str, width=20, inc_row=False)
self.add_combo('Class', 'ContactClass', 'class_ID', width=20)
self.add_entry('Description', 'description', str)
self.add_text('Notes', 'notes', height=10)
self.add_button('Prev')
self.add_button('Next')
self.add_button('Select')
self.add_button('New')
self.add_button('Save')
self.add_button('Delete')
def __init__(self, configuration):
CREATED_TEMPDIR_MESSAGE = "Created temporary directory at {tempdir}"
self.configuration = configuration
# A temporary directory used for this updater over runtime.
self.tempdir = tempfile.mkdtemp()
Logger.debug(CREATED_TEMPDIR_MESSAGE.format(tempdir=self.tempdir))
# must switch context before instantiating updater
# because updater depends on some module (tuf.conf) variables
self.switch_context()
self.updater = tuf.client.updater.Updater(
self.configuration.hostname, self.configuration.repository_mirrors)
def __init__(self, configuration):
CREATED_TEMPDIR_MESSAGE = "Created temporary directory at {tempdir}"
self.configuration = configuration
# A temporary directory used for this updater over runtime.
self.tempdir = tempfile.mkdtemp()
Logger.debug(CREATED_TEMPDIR_MESSAGE.format(tempdir=self.tempdir))
# must switch context before instantiating updater
# because updater depends on some module (tuf.conf) variables
self.switch_context()
self.updater = tuf.client.updater.Updater(self.configuration.hostname,
self.configuration.repository_mirrors)
class MainFrame(tk.Frame):
'''
Entry point of application.
'''
def __init__(self):
self.logger = Logger(self, Logger.DEBUG)
self.logger.debug(sys._getframe().f_code.co_name)
self.master = tk.Tk()
self.master.geometry('1000x800')
#self.master.resizable(0, 0)
self.master.wm_title("Accounting")
MainNotebook(self.master)
#self.main_notebook = MainNotebook(self.master)
#self.setup_nb = self.main_notebook.set_form(self.main_notebook.SETUP_FRAME, SetupNotebook)
#self.main_notebook.show_frame(self.main_notebook.HOME_FRAME)
#self.setup_nb.show_frame(self.setup_nb.SALES_FRAME)
@debugger
def main(self):
try:
self.logger.debug("start main loop")
self.master.mainloop()
self.logger.debug('close database')
#self.data.close()
self.logger.debug("end main loop")
except Exception:
traceback.print_exception(*sys.exc_info())
class helpDialog:
def __init__(self, parent):
self.logger = Logger(self, level=Logger.DEBUG)
self.logger.debug("enter constructer")
self.top = tkinter.Toplevel(parent)
self.tx = tkinter.Text(self.top, height=25, width=80)
self.sb = tkinter.Scrollbar(self.top)
self.sb.pack(side=tkinter.RIGHT, fill=tkinter.Y)
self.tx.pack(side=tkinter.LEFT)
self.sb.config(command=self.tx.yview)
self.tx.config(yscrollcommand=self.sb.set)
self.tx.insert(tkinter.END, help_text)
self.tx.config(state='disabled')
self.logger.debug("leave constructer")
class LineWidget(tk.Frame):
'''
This is a special widget used to show and edit product entries for a sale
form. It implements a single line in the list.
'''
def __init__(self, master, form, line, *args, **kargs):
'''
master = The frame to bind the widgets to.
form = Name of the form to bind the events to.
line = The line number of the line, displayed as a label
'''
self.logger = Logger(self, level=Logger.DEBUG)
self.logger.debug("Line Widget enter constructor")
self.data = Database.get_instance()
super().__init__(master, *args, **kargs)
self.form = form
self.events = EventHandler.get_instance()
#self.data = Database.get_instance()
self.values = self.data.populate_list('InventoryItem', 'name')
self.values.insert(0, '') # first line is blank
tk.Label(self, text='%d' % (int(line))).grid(row=0, column=0)
self.quan = tk.Spinbox(self, from_=1, to=99, width=2)
self.quan.grid(row=0, column=1, padx=5, pady=5)
self.prod = ttk.Combobox(self, values=self.values, width=40)
self.prod.grid(row=0, column=2)
self.logger.debug("Line Widget leave constructor")
@debugger
def get_str(self):
return self.prod.get()
@debugger
def read(self):
val = self.prod.get()
if not val is None and val != '':
return (int(self.quan.get()), val)
else:
return None
class SetupAccountsForm(Form):
def __init__(self, notebook):
self.logger = Logger(self, Logger.DEBUG)
self.logger.debug(sys._getframe().f_code.co_name)
super().__init__(notebook, notebook.ACCOUNTS_FRAME, 'Account')
self.add_title('Accounts Setup Form')
self.add_entry('Name', 'name', str, width=20)
self.add_entry('Number', 'number', str, width=20)
self.add_combo('Type', 'AccountTypes', 'type_ID', width=20)
self.add_entry('Total', 'total', float, width=20)
self.add_entry('Description', 'description', str)
self.add_text('Notes', 'notes', height=10)
self.add_button('Prev')
self.add_button('Next')
self.add_button('Select')
self.add_button('New')
self.add_button('Save')
self.add_button('Delete')
class CommitBase:
def __init__(self, form_content, id):
self.logger = Logger(self, level=Logger.DEBUG)
self.logger.debug("Commit Base enter constructor")
self.data = Database.get_instance()
self.id = id
self.form_content = form_content
@debugger
def get_account(self, name):
'''
Returns the (id, total).
'''
row = self.data.get_row_list_by_col('Account', 'name', name)[0]
total = float(row['total'])
id = row['ID']
return (id, total)
@debugger
def make_generic_entry(self, gross, to_acc, from_acc, msg):
row = {
'date_committed': time.strftime('%m/%d/%Y'),
'gross': gross,
'description': msg,
'to_account_ID': to_acc,
'from_account_ID': from_acc,
}
id = self.data.insert_row('GenericTransaction', row)
return id
@debugger
def connect_sale(self, id):
row = {'generic_trans_ID': id, 'sale_trans_ID': self.id}
self.data.insert_row('SGenericTransaction', row)
@debugger
def connect_purchase(self, id):
row = {'generic_trans_ID': id, 'purchase_trans_ID': self.id}
self.data.insert_row('PGenericTransaction', row)
class SetupInventoryForm(Form):
def __init__(self, notebook):
self.logger = Logger(self, Logger.DEBUG)
self.logger.debug(sys._getframe().f_code.co_name)
super().__init__(notebook, notebook.INVENTORY_FRAME, 'InventoryItem')
self.add_title('Inventory Setup Form')
self.add_entry('Name', 'name', str, width=20)
self.add_entry('Stock Num', 'stock_num', int, width=20)
self.add_entry('Stock', 'num_stock', int, width=20)
self.add_entry('Retail', 'retail', float, width=20)
self.add_entry('Wholesale', 'wholesale', float, width=20)
self.add_entry('Description', 'description', str)
self.add_text('Notes', 'notes', height=10)
self.add_button('Prev')
self.add_button('Next')
self.add_button('Select')
self.add_button('New')
self.add_button('Save')
self.add_button('Delete')
class MainNotebook(NotebookBase):
HOME_FRAME = 0
SALES_FRAME = 1
PURCHASE_FRAME = 2
REPORTS_FRAME = 3
SETUP_FRAME = 4
def __init__(self, master):
self.logger = Logger(self, level=Logger.DEBUG)
self.logger.debug(sys._getframe().f_code.co_name)
super().__init__(master,
['Home', 'Sales', 'Purchase', 'Reports', 'Setup'])
MainHomeForm(self)
MainSalesForm(self)
MainPurchaseForm(self)
MainReportsForm(self)
MainSetupForm(self)
self.show_frame(self.HOME_FRAME)
class NotebookBase(Notebook):
def __init__(self, master, names=None, height=700, width=1000):
self.logger = Logger(self, level=Logger.DEBUG)
self.logger.debug("enter constructor")
super().__init__(master, height=height, width=width)
self.names = names
if not names is None:
for name in self.names:
self.add_tab(name)
self.form_class = []
@debugger
def get_name(self, index):
return self.names[index]
@debugger
def get_index(self, name):
for index, item in enumerate(self.names):
if item == name:
return index
return None
@debugger
def get_form_class(self, index):
return self.form_class[index]
@debugger
def set_form(self, index, form_class, **kargs):
idx = 0
if type(index) == type(''):
idx = self.get_name()
elif type(index) == type(0):
idx = index
self.form_class.append(form_class(self.get_frame(idx), **kargs))
return self.form_class[-1]
class MainFrame(tk.Frame):
'''
This is the main frame that "contains" the other frames.
'''
def __init__(self):
self.logger = Logger(self, Logger.DEBUG)
self.logger.debug(sys._getframe().f_code.co_name)
self.master = tk.Tk()
self.master.wm_title("Accounting")
self.data = Database.get_instance()
notebook = NoteBk(self.master, height=700, width=1050)
notebook.add_tab('Sales', DummyClass)
notebook.add_tab('Purchase', DummyClass)
notebook.add_tab('Reports', DummyClass)
notebook.add_tab('Setup', SetupNotebook)
# activate a frame for initial display
notebook.show_frame('Sales')
@debugger
def main(self):
try:
self.logger.debug("start main loop")
self.master.mainloop()
self.logger.debug('close database')
self.data.close()
self.logger.debug("end main loop")
# ev = EventHandler.get_instance()
# ev.dump_events()
except Exception:
traceback.print_exception(*sys.exc_info())
class SetupSalesForm(supplimental_form):
def __init__(self, notebook):
self.logger = Logger(self, Logger.DEBUG)
self.logger.debug(sys._getframe().f_code.co_name)
super().__init__(notebook, notebook.SALES_FRAME, 'SaleRecord')
self.add_title('Sales Setup Form')
self.add_indirect_label('Customer', 'customer_ID', 'Customer', 'name')
self.add_dynamic_label('Gross', 'gross', width=20)
self.add_dynamic_label('Fees', 'fees', width=20)
self.add_dynamic_label('Shipping', 'shipping', width=20)
self.add_combo('Status', 'SaleStatus', 'status_ID', width=20)
# TODO make the products widget and add it here
self.add_products_widget()
self.add_text('Notes', 'notes', height=10)
self.add_button('Prev')
self.add_button('Next')
self.add_button('Save')
self.add_button('Delete')
self.add_commit_btn()
# TODO override the load and save forms to support products widget
@debugger
def save_callback(self):
self.logger.debug('supplimental form save callback')
if askyesno('Save record?', 'Are you sure you want to save this?'):
self.commit_form()
self.controls['Products']['obj'].save_btn()
self.data.commit()
@debugger
def delete_callback(self):
self.logger.debug('supplimental form delete callback')
if askyesno('Delete record?', 'Are you sure you want to delete this?'):
self.data.delete_row(self.table, self.row_list[self.row_index])
self.data.delete_where(
'ProductList', 'sale_record_ID=%d' %
(self.controls['Products']['obj'].sale_id))
self.row_list = self.data.get_id_list(self.table)
self.load_form()
self.data.commit()
class NoteBkBtn(tk.Button):
'''
This Button class keeps track of the state is relation to the NoteBk
class. It makes no sense outside of that context.
'''
def __init__(self, master, title, uuid, *args, **kargs):
self.logger = Logger(self, level=Logger.INFO)
self.logger.debug("enter constructor")
super().__init__(master, *args, **kargs)
self.configure(width=10)
self.configure(command=self.btn_cmd)
self.configure(text=title)
self.last_state = True
self.title = title
self.uuid = uuid
self.events = EventHandler.get_instance()
self.logger.debug("leave constructor")
@debugger
def btn_cmd(self):
#print('here', self.title)
self.events.raise_event('clearButtons_%s'%(self.uuid))
self.set_state(False)
self.events.raise_event('show_frame_%s'%(self.title), self.title)
@debugger
def set_state(self, state):
self.logger.debug('button: %s, state: %s'%(self.title, str(state)))
if state:
self.configure(relief=tk.RAISED)
else:
self.configure(relief=tk.SUNKEN)
self.last_state = state
@debugger
def set_last_state(self):
#print('here1')
self.set_state(self.last_state)
class MainFrame(tkinter.Frame):
'''
This is the main frame that "contains" the other frames.
'''
def __init__(self, master=None):
self.logger = Logger(self, Logger.INFO)
self.logger.debug(sys._getframe().f_code.co_name)
tkinter.Frame.__init__(self, master)
self.master = master
self.master.protocol("WM_DELETE_WINDOW", self.close_window)
self.general_params = tkinter.LabelFrame(self.master, text="General Parameters")
self.general_params.pack()
self.output_params = tkinter.LabelFrame(self.master, text="Output Parameters")
self.output_params.pack(fill="both", expand="yes")
# set up some default values
#self.current_file_name = os.path.join(os.getcwd(), "untitled.wis")
self.data = DataStore.get_instance()
self.logger.debug("data store: %s"%(str(self.data)))
self.calc = Calculator()
self.upper_frame = UpperFrame(self.general_params)
self.lower_frame = LowerFrame(self.output_params)
menu = tkinter.Menu(self.master, tearoff=0)
self.master.config(menu=menu)
#self.master.geometry("750x450")
fileMenu = tkinter.Menu(menu, tearoff=0)
fileMenu.add_command(label="Load", command=self.loadCommand)
fileMenu.add_command(label="Save", command=self.saveCommand)
fileMenu.add_command(label="Save As", command=self.saveasCommand)
fileMenu.add_command(label="Export", command=self.exportCommand)
fileMenu.add_separator()
fileMenu.add_command(label="Quit", command=self.close_window)
menu.add_cascade(label="File", menu=fileMenu)
settingsMenu = tkinter.Menu(menu, tearoff=0)
settingsMenu.add_command(label="Constants", command=self.constCommand)
settingsMenu.add_command(label="Embouchure", command=self.emboCommand)
settingsMenu.add_command(label="Notes", command=self.notesCommand)
menu.add_cascade(label="Settings", menu=settingsMenu)
editMenu = tkinter.Menu(menu, tearoff=0)
editMenu.add_command(label="Help", command=self.helpCommand)
editMenu.add_command(label="About", command=self.aboutCommand)
editMenu.add_command(label="Dump", command=self.dumpInternalData)
menu.add_cascade(label="Help", menu=editMenu)
tkinter.Label(self.master, text="Tilbury Woodwinds Whistle Calculator",
font=("Helvetica", 14)).pack()
self.upper_frame.create_frame()
self.lower_frame.update_frame()
@debugger
def set_state(self):
self.upper_frame.set_state()
self.lower_frame.set_state()
@debugger
def get_state(self):
self.upper_frame.get_state()
self.lower_frame.get_state()
@debugger
def close_window(self):
if self.data.get_change_flag():
if messagebox.askyesno("Quit", "Do you want to save the changes before quitting?"):
self.logger.debug('save')
self.saveCommand()
else:
self.logger.debug('ignore')
self.master.destroy()
@debugger
def loadCommand(self):
f = filedialog.askopenfilename(initialfile=self.data.get_file_name(), filetypes=(("Whistle Files","*.wis"), ("all files", "*.*")))
if f != '':
self.logger.debug("loading file: %s"%(f))
self.data.load(f)
self.data.set_file_name(f)
raise_event("UPDATE_LOWER_FRAME_EVENT")
self.set_state()
else:
self.logger.debug("cancel")
@debugger
def saveCommand(self):
#d = filedialog.askdirectory(initialdir=os.getcwd(), mustexist=True)
#p = os.path.join(d, self.data.get_file_name())
p = os.path.join(os.getcwd(), self.data.get_file_name())
if p != '':
self.logger.debug("saving file = " + p )
self.data.save(p)
else:
self.logger.debug("cancel")
@debugger
def saveasCommand(self):
f = filedialog.asksaveasfilename(initialfile=self.data.get_file_name(), filetypes=(("Whistle Files","*.wis"), ("all files", "*.*")))
if f != '':
self.logger.debug("file save as = " + f)
self.data.save(f)
self.data.set_file_name(f)
else:
self.logger.debug("cancel")
@debugger
def aboutCommand(self):
messagebox.showinfo(
"About", "Tilbury Woodwinds Company\nWhistle Calculator\nChuck Tilbury (c) 2019\nVersion: 1.0\nData Version: %s"%(self.data.get_version()))
@debugger
def dumpInternalData(self):
self.data.print_data()
utility.dump_events()
@debugger
def helpCommand(self):
#messagebox.showinfo(
# "Help",
dialogs.helpDialog(self.master)
@debugger
def exportCommand(self):
name = self.data.get_file_name().replace('.wis', '.txt')
f = filedialog.asksaveasfilename(initialfile=name, filetypes=(("Text Files","*.txt"), ("all files", "*.*")))
if f != '':
self.logger.debug("export file as = " + f)
with open(f, 'w') as fh:
fh.write("\n%s\n"%("-"*60))
fh.write("%s\n"%(self.data.get_title()))
fh.write("%s\n\n"%("-"*60))
fh.write("BELL: %s (%0.3f Hz)\n"%(
self.data.note_table[self.data.get_bell_note_select()]['note'],
self.data.note_table[self.data.get_bell_note_select()]['frequency']))
fh.write("ID: %0.3f\n"%(self.data.get_inside_dia()))
fh.write("WALL: %0.3f\n"%(self.data.get_wall_thickness()))
fh.write("NUM HOLES: %d\n"%(self.data.get_number_holes()))
if self.data.get_units() == False:
fh.write("UNITS: inches\n")
else:
fh.write("UNITS: millimeters\n")
fh.write("LENGTH: %0.4f\n"%(self.data.get_length()))
fh.write("\n%s\n"%("-"*60))
fh.write(" Drill Location Note Frequency\n")
for x in range(self.data.get_number_holes()):
fh.write("%-10s"%("Hole %d"%(x+1)))
if not self.data.get_units():
if self.data.get_disp_frac():
fh.write("%-10s"%(utility.reduce(self.data.get_hole_size(x))))
else:
fh.write("%-10s"%("%0.4f"%(self.data.get_hole_size(x))))
else:
fh.write("%-10s"%("%0.4f"%(self.data.get_hole_size(x))))
fh.write("%-12s"%("%0.4f"%(self.data.get_hole_xloc(x))))
fh.write("%-10s "%(self.data.get_hole_note(x)))
fh.write("%0.4f Hz\n"%(self.data.get_hole_freq(x)))
fh.write("\n%s\n"%("-"*60))
fh.write("Notes:\n\n")
fh.write("%s"%(self.data.get_notes()))
fh.write("\n%s\n"%("-"*60))
fh.write("\nCut sheet generated on %s\nby Tilbury Woodwinds Whistle Calculator\n\n"%(time.ctime()))
else:
self.logger.debug("cancel")
@debugger
def emboCommand(self):
dialogs.EmbouchureDialog(self.master)
raise_event("UPDATE_LOWER_FRAME_EVENT")
raise_event("UPDATE_UPPER_EVENT")
@debugger
def constCommand(self):
dialogs.ConstDialog(self.master)
raise_event("UPDATE_LOWER_FRAME_EVENT")
raise_event("UPDATE_UPPER_EVENT")
@debugger
def notesCommand(self):
dialogs.NotesDialog(self.master)
class Database(object):
'''
The goal of this class is to move all SQL composition out of the program
logic and place it here.
'''
__instance = None
@staticmethod
def get_instance():
'''
This static method is used to get the singleton object for this class.
'''
if Database.__instance == None:
Database()
return Database.__instance
def __init__(self):
# gate the access to __init__()
if Database.__instance != None:
raise Exception(
"Database class is a singleton. Use get_instance() instead.")
else:
Database.__instance = self
# Continue with init exactly once.
self.logger = Logger(self, Logger.DEBUG)
self.logger.debug("enter constructor")
self.data_version = '1.0'
self.database_name = 'accounting.db'
self.db_create_file = 'database.sql'
self.db_pop_file = 'populate.sql'
self.open()
locale.setlocale(locale.LC_ALL, 'en_US.UTF-8')
self.logger.debug("leave constructor")
@debugger
def open(self):
if not os.path.isfile(self.database_name):
self.create_database()
self.db = sql.connect(self.database_name)
self.db.row_factory = sql.Row
@debugger
def close(self):
self.db.commit()
self.db.close()
@debugger
def read_statement(self, fh):
'''
Read a statement from the *.sql file and return it. This skips comments and concatinates lines
until a ';' is read.
A comment is text that starts with a '#' and continues to the end of the line.
'''
retv = ''
for line in fh:
# strip comments from the line
idx = line.find('#')
line = line[0:idx].strip()
# If there is anything left, append it to the return value.
if len(line) > 0:
retv += " %s" % (line)
if line[-1] == ';':
break
return retv
@debugger
def run_file(self, db, name):
'''
Execute all of the statements in a *.sql file.
'''
with open(name) as fh:
while True:
line = self.read_statement(fh)
if len(line) > 0:
db.execute(line)
else:
break
@debugger
def create_database(self):
'''
Create the database if it does not exist already.
'''
# Load the DB creation file and create the database from that.
self.logger.info("creating database")
c = sql.connect(self.database_name)
db = c.cursor()
self.run_file(db, self.db_create_file)
self.run_file(db, self.db_pop_file)
c.commit()
c.close()
@debugger
def get_columns(self, table):
'''
Return a dict where all column names are keys with blank data.
'''
# TODO: make the data the type of element that the column uses.
retv = {}
cols = self.execute('PRAGMA table_info(%s);' % (table))
for item in cols:
retv[item[1]] = ''
return cols
@debugger
def get_column_list(self, table):
'''
Return a list with all of the column names.
'''
retv = []
cols = self.execute('PRAGMA table_info(%s);' % (table))
for item in cols:
retv.append(item[1])
return retv
@debugger
def execute(self, sql):
'''
Execute an arbitrary SQL statement.
'''
self.logger.debug("SQL=%s" % (sql))
return self.db.execute(sql)
@debugger
def commit(self):
'''
Commit the database to disk.
'''
self.db.commit()
@debugger
def populate_list(self, table, column):
'''
Return a list with all of the items then the column of the table.
'''
curs = self.execute('select %s from %s;' % (column, table))
retv = []
for item in curs:
retv.append(' '.join(item))
#retv.append(item)
return retv
@debugger
def get_row_by_id(self, table, ID):
'''
Return a dict of all of the columns in the row that has the specified ID.
'''
curs = self.execute('select * from %s where ID = %d;' %
(table, ID)).fetchall()
try:
retv = dict(curs[0])
return retv
except IndexError:
return None
@debugger
def get_id_by_row(self, table, col, val):
'''
Return a dictionary of the columns in the row where a data element matches the value given.
'''
if type(val) is str:
sql = 'SELECT ID FROM %s WHERE %s = \"%s\";' % (table, col, val)
else:
sql = 'SELECT ID FROM %s WHERE %s = %s;' % (table, col, val)
row = self.execute(sql).fetchall()
if len(row) == 0:
return None
else:
return dict(row[0])['ID']
@debugger
def get_cursor(self):
'''
Return the current database cursor.
'''
return self.db.cursor()
@debugger
def get_id_list(self, table, where=None):
'''
Get a list of all of the IDs in the table
'''
retv = []
if where is None:
sql = 'SELECT ID FROM %s;' % (table)
else:
sql = 'SELECT ID FROM %s WHERE %s;' % (table, where)
cur = self.execute(sql)
for item in cur:
retv.append(item[0])
return retv
@debugger
def get_row_list(self, table, where):
'''
Get a generic list of rows based on more than one criteria
'''
retv = []
sql = 'SELECT * FROM %s WHERE %s' % (table, where)
cur = self.execute(sql)
for item in cur:
retv.append(dict(item))
if len(retv) == 0:
return None
else:
return retv
@debugger
def get_row_list_by_col(self, table, col, val):
'''
Get the list of all rows where the column has a certain value
'''
retv = []
if type(val) is str:
sql = 'SELECT * FROM %s WHERE %s = \"%s\";' % (table, col, val)
else:
sql = 'SELECT * FROM %s WHERE %s = %s;' % (table, col, val)
self.logger.debug("SQL=%s" % (sql))
cur = self.execute(sql)
for item in cur:
retv.append(dict(item))
if len(retv) == 0:
return None
else:
return retv
@debugger
def get_id_by_name(self, table, col, val):
'''
Return the ID where the data in the column matches the value. Only returns the
first match.
'''
if type(val) is str:
sql = 'select ID from %s where %s = \"%s\";' % (table, col, val)
else:
sql = 'select ID from %s where %s = %s;' % (table, col, str(val))
curs = self.execute(sql)
recs = curs.fetchall()
retv = None
for row in recs:
retv = row[0]
break
return retv
@debugger
def get_single_value(self, table, col, row_id):
'''
Retrieve a single value where the table, column and row ID are known.
'''
sql = 'SELECT %s FROM %s WHERE ID=%d;' % (col, table, row_id)
self.logger.debug("SQL=%s" % (sql))
curs = self.execute(sql)
recs = curs.fetchall()
retv = None
for row in recs:
retv = row[0]
break
return retv
@debugger
def set_single_value(self, table, col, row_id, val):
'''
Retrieve a single value where the table, column and row ID are known.
'''
vals = tuple([val])
sql = 'UPDATE %s SET %s=? WHERE ID=%d;' % (table, col, row_id)
self.logger.debug("SQL=%s (%s)" % (sql, vals))
return self.db.execute(sql, vals)
@debugger
def insert_row(self, table, rec):
'''
Insert a row from a dictionary. This expects a dictionary where the keys are the column names and
the values are to be inserted in to the columns.
'''
keys = ','.join(rec.keys())
qmks = ','.join(list('?' * len(rec)))
vals = tuple(rec.values())
sql = 'INSERT INTO %s (%s) VALUES (%s);' % (table, keys, qmks)
self.logger.debug("SQL=%s (%s)" % (sql, vals))
return self.db.execute(sql, vals).lastrowid
@debugger
def update_row(self, table, rec, where):
'''
Update a row from a dictionary. This expects a dictionary where the keys are the column names and
the data is the value to place in those columns. A condition must be specified, such as ID=123.
Otherwise the database will have incorrect data placed in it.
'''
keys = '=?,'.join(rec.keys())
keys += '=?'
vals = tuple(rec.values())
sql = 'UPDATE %s SET %s WHERE %s;' % (table, keys, where)
self.logger.debug("SQL=%s (%s)" % (sql, vals))
return self.db.execute(sql, vals)
@debugger
def update_row_by_id(self, table, rec, id):
'''
Update a row using a dictionary and the id of the row. This expects a dictionary where the keys are
the column names and the data is the value to be placed in the columns.
'''
keys = '=?,'.join(rec.keys())
keys += '=?'
vals = tuple(rec.values())
sql = 'UPDATE %s SET %s WHERE ID = %d;' % (table, keys, id)
self.logger.debug("SQL=%s (%s)" % (sql, vals))
return self.db.execute(sql, vals)
@debugger
def delete_row(self, table, id):
'''
Delete the row given by the ID
'''
sql = 'DELETE FROM %s WHERE ID = %d;' % (table, id)
self.logger.debug("SQL=%s" % (sql))
return self.db.execute(sql)
@debugger
def delete_where(self, table, where):
'''
Delete rows that conform to the "where" clause.
'''
sql = 'DELETE FROM %s WHERE %s;' % (table, where)
self.logger.debug("SQL=%s" % (sql))
return self.db.execute(sql)
@debugger
def if_rec_exists(self, table, column, value):
'''
Return True if there is a row that has the column with the value
'''
if type(value) is int or type(value) is float:
sql = 'SELECT %s FROM %s WHERE %s = %s;' % (column, table, column,
str(value))
else:
sql = 'SELECT %s FROM %s WHERE %s = \"%s\";' % (column, table,
column, value)
cursor = self.db.execute(sql)
if cursor.fetchone() is None:
return False
return True
@debugger
def convert_value(self, val, value_type, abs_val=True):
'''
Convert the value to the specified type. The value_type is an actual python type name.
'''
retv = None
self.logger.debug('val type: %s, value: %s, target type: %s' %
(type(val), val, value_type))
#try:
if type(val) is value_type:
retv = val
elif value_type is str:
retv = str(val)
else:
if value_type is float:
if type(val) is str:
if val == '':
retv = 0.0
else:
if abs_val:
retv = abs(locale.atof(val))
else:
retv = locale.atof(val)
else:
if abs_val:
retv = abs(locale.atof(val))
else:
retv = locale.atof(val)
elif value_type is int:
if abs_val:
retv = int(abs(locale.atof(val)))
else:
retv = int(locale.atof(val))
# except:
# self.logger.error('Cannot convert value')
# exit(1)
self.logger.debug('made it here: %s' % (str(retv)))
return retv
class Database(object):
__instance = None
@staticmethod
def get_instance():
'''
This static method is used to get the singleton object for this class.
'''
if Database.__instance == None:
Database()
return Database.__instance
def __init__(self):
# gate the accress to __init__()
if Database.__instance != None:
raise Exception(
"Database class is a singleton. Use get_instance() instead.")
else:
Database.__instance = self
# Continue with init exactly once.
self.logger = Logger(self, Logger.DEBUG)
self.logger.debug("enter constructor")
self.data_version = '1.0'
self.database_name = 'shop-timer.db'
self.open()
self.logger.debug("leave constructor")
@debugger
def open(self):
if not os.path.isfile(self.database_name):
self.create_database()
self.db = sql.connect(self.database_name)
@debugger
def close(self):
self.db.commit()
self.db.close()
@debugger
def create_database(self):
c = sql.connect(self.database_name)
db = c.cursor()
db.execute('''create table assembly (
ID INTEGER PRIMARY KEY AUTOINCREMENT,
name TEXT NOT NULL,
number TEXT NOT NULL,
description TEXT,
notes TEXT,
created REAL NOT NULL,
modified REAL NOT NULL
);''')
db.execute('''create table part (
ID INTEGER PRIMARY KEY AUTOINCREMENT,
name TEXT NOT NULL,
number TEXT NOT NULL,
description TEXT,
notes TEXT,
created REAL NOT NULL,
modified REAL NOT NULL,
assembly_ID INT NOT NULL
);''')
db.execute('''create table action (
ID INTEGER PRIMARY KEY AUTOINCREMENT,
name TEXT NOT NULL,
seq_number INTEGER NOT NULL,
description TEXT,
notes TEXT,
created REAL NOT NULL,
modified REAL NOT NULL,
part_ID INT NOT NULL
);''')
db.execute('''create table timer (
ID INTEGER PRIMARY KEY AUTOINCREMENT,
name TEXT NOT NULL,
description TEXT,
notes TEXT,
created REAL NOT NULL,
modified REAL NOT NULL,
action_ID INT NOT NULL
);''')
db.execute('''create table timer_instance (
ID INTEGER PRIMARY KEY AUTOINCREMENT,
name TEXT NOT NULL,
start REAL NOT NULL,
end REAL NOT NULL,
total REAL NOT NULL,
timer_ID INT NOT NULL
);''')
db.execute('''create table housekeeping (
ID INTEGER PRIMARY KEY AUTOINCREMENT,
last_timer_id INTEGER,
data_version TEXT
);''')
db.execute("insert into housekeeping (data_version) values ('1.0');")
c.commit()
c.close()
@debugger
def _insert(self, table, fields, values):
'''
Do a SQL "insert" command. Create a row in the database.
table = the table name as a string
fields = [field names as strings]
values = [values for the fields]
The values can be any arbitrary type that can be converted to a string.
'''
sv = []
for v in values:
if type(v) == str:
sv.append("\'%s\'" % (v))
else:
sv.append(str(v))
sql = 'insert into %s (%s) values (%s);' % (table, ','.join(fields),
','.join(sv))
self.execute(sql)
self.commit()
@debugger
def _select(self, table, fields=None, where=None):
'''
Do a SQL "select" command. Returns one or more rows as a database cursor.
table = the table name as a string
fields = [field names as strings]
where = an optional expression presented as a string
'''
if fields is None:
if not where is None:
sql = "select * from %s where %s;" % (table, where)
else:
sql = "select * from %s;" % (table)
elif type(fields) is str:
if not where is None:
sql = "select %s from %s where %s;" % (fields, table, where)
else:
sql = "select %s from %s;" % (fields, table)
else:
if not where is None:
sql = "select %s from %s where %s;" % (','.join(fields), table,
where)
else:
sql = "select %s from %s;" % (','.join(fields), table)
return self.execute(sql)
@debugger
def _update(self, table, field, value, where):
'''
Do a SQL "update" command. Modifies a row.
table = the table name as a string
field = a single field name as a string, or a list of field names
value = the value to put in the field, or a list of values. may be any type
where = a required expression presented as a string
If the fields and values are not the same size of array, it will throw
an IndexError exception.
'''
if type(field) is list:
# convert a list of field, value variables
arr = []
for idx, item in enumerate(field):
if type(value[idx]) is str:
arr.append('%s = \'%s\'' % (item, str(value[idx])))
else:
arr.append('%s = %s' % (item, str(value[idx])))
val = ','.join(arr)
sql = "update %s set %s where %s;" % (table, val, where)
else:
if type(value) is str:
val = "\'%s\'" % (value)
else:
val = str(value)
sql = "update %s set %s = %s where %s;" % (table, field, val,
where)
self.execute(sql)
self.commit()
@debugger
def _delete(self, table, id):
'''
Do a SQL "delete" command. Delete a row from the database.
table = the table name
id = the row ID to delete
'''
sql = 'delete from %s where ID = %d;' % (table, id)
self.execute(sql)
self.commit()
@debugger
def get_columns(self, table):
'''
Return a list of all column names for the table specified.
'''
cols = self.execute('PRAGMA table_info(%s);' % (table))
# for item in cols:
# print(item)
return cols
@debugger
def convert_cursor(self, cursor, names):
'''
Returns a list of dicts where each row of data is in the dict with the
name given in the order that it was read from the database.
cursor = Sqlite3 database cursor
names = list of names in the order they are expected
'''
ret_lst = []
for row in cursor:
val = {}
for idx, item in enumerate(names):
if not item is None:
val[item] = row[idx]
ret_lst.append(val)
return ret_lst
@debugger
def get_version(self):
return self.data_version
# Utilities
@debugger
def validate_type(self, var, t):
'''
Validate the type of the srguement. If it cannot be converted, then the program cannot continue.
This is considered a developer error. The exceptions here only happen if the input validation
from the GUI has failed.
'''
if type(var) != t:
if t is float:
try:
tmp = float(var)
return tmp
except ValueError:
mbox.showerror(
"FATAL ERROR", "expected type %s but got type %s" %
(str(t), str(type(var))))
self.logger.fatal("expected type %s but got type %s" %
(str(t), str(type(var))))
except:
mbox.showerror("FATAL ERROR", "float type error.")
self.logger.fatal("float type error.")
elif t is int:
try:
tmp = int(var)
return tmp
except ValueError:
mbox.showerror(
"FATAL ERROR", "expected type %s but got type %s" %
(str(t), str(type(var))))
self.logger.fatal("expected type %s but got type %s" %
(str(t), str(type(var))))
except:
mbox.showerror("FATAL ERROR", "int type error.")
self.logger.fatal("int type error.")
elif t is bool:
try:
tmp = bool(var)
return tmp
except ValueError:
mbox.showerror(
"FATAL ERROR", "expected type %s but got type %s" %
(str(t), str(type(var))))
self.logger.fatal("expected type %s but got type %s" %
(str(t), str(type(var))))
except:
mbox.showerror("FATAL ERROR", "bool type error.")
self.logger.fatal("bool type error.")
elif t is str:
# anything can be converted to a str()
return str(var)
else:
mbox.showerror(
"FATAL ERROR",
"attempt to validate an unexpected type %s as type %s." %
(str(type(var)), str(t)))
self.logger.fatal(
"attempt to validate an unexpected type %s as type %s." %
(str(type(var)), str(t)))
else:
return var
@debugger
def execute(self, sql):
self.logger.debug("SQL=%s" % (sql))
return self.db.execute(sql)
@debugger
def commit(self):
self.db.commit()
def cleanup(self):
"""Clean up after certain side effects, such as temporary directories."""
DELETED_TEMPDIR_MESSAGE = "Deleted temporary directory at {tempdir}"
shutil.rmtree(self.tempdir)
Logger.debug(DELETED_TEMPDIR_MESSAGE.format(tempdir=self.tempdir))
def cleanup(self):
"""Clean up after certain side effects, such as temporary directories."""
DELETED_TEMPDIR_MESSAGE = "Deleted temporary directory at {tempdir}"
shutil.rmtree(self.tempdir)
Logger.debug(DELETED_TEMPDIR_MESSAGE.format(tempdir=self.tempdir))
class EntryBox(tk.Frame):
'''
Implement a consistent interface to the entry widget
'''
def __init__(self,
master,
table,
column,
width=None,
readonly=False,
*args,
**kargs):
'''
master = the frame to bind this frame to
name = the text of the label
table = the name of the database table that is associated with this widget
column = the name of the column this widget associates with
lw = label width
cw = control width
'''
self.logger = Logger(self, level=Logger.INFO)
self.logger.debug("EntryBox enter constructor")
super().__init__(master, *args, **kargs)
self.table = table
self.column = column
self.readonly = readonly
self.content = tk.StringVar(master)
self.entry = tk.Entry(self, textvariable=self.content, width=width)
self.entry.grid(row=0, column=1, padx=5, pady=5, sticky=tk.W)
if self.readonly:
self.entry.configure(state='readonly')
self.row = {
'table': self.table,
'column': self.column,
'self': self,
'hasid': None
}
self.logger.debug("EntryBox leave constructor")
@debugger
def read(self):
return self.content.get()
@debugger
def write(self, val):
if self.readonly:
self.entry.configure(state='normal')
self.content.set(val)
if self.readonly:
self.entry.configure(state='readonly')
@debugger
def clear(self):
self.content.set('')
@debugger
def get_line(self):
'''
Return the form entry to update the form.
'''
return self.row
class LineBox(tk.Frame):
'''
This is a container for the line widgets. It holds a variable number of
line boxes and has the ability to write them all to the database when the
write method is called.
'''
def __init__(self, master, form=None, *args, **kargs):
'''
master = The frame to bind the widgets to.
name_id = The id of the line containing the customer to associate
form = Name of the form to bind the events to.
'''
self.logger = Logger(self, level=Logger.DEBUG)
self.logger.debug("Line Widget enter constructor")
super().__init__(master, bd=1, relief=tk.RIDGE, *args, **kargs)
#self.name_id = int(name_id)
self.form = form
self.events = EventHandler.get_instance()
self.data = Database.get_instance()
self.line_list = []
self.crnt_index = 0
self.events.register_event('next_button', self.clear)
self.events.register_event('prev_button', self.clear)
# add button
tk.Button(self, text="Add", command=self.add).grid(row=0, column=0)
# reset button
tk.Button(self, text="Reset", command=self.clear).grid(row=0, column=1)
# add one line widget
self.add()
# self.row = {'table': None, 'column':None, 'self':self, 'hasid':None}
self.logger.debug("Line Widget leave constructor")
@debugger
def add(self):
'''
Method that actually adds the line to the widget.
'''
line = LineWidget(self, None, self.crnt_index + 1)
line.grid(row=self.crnt_index + 1, column=0, columnspan=2, padx=5)
self.line_list.append(line)
self.crnt_index += 1
# @debugger
# def get_line(self):
# return self.row
@debugger
def clear(self):
'''
Reset the widget to having one blank line.
'''
for item in self.line_list:
item.grid_forget()
self.line_list = []
self.crnt_index = 0
self.add()
@debugger
def read(self, sale_id):
'''
Read method saves the contects to the database
'''
for item in self.line_list:
(quan, name) = item.read()
if name != '':
row = {
'sale_record_ID': sale_id,
'quantity': quan,
'inventory_ID':
self.data.get_id_by_name('InventoryItem', name)
}
self.data.insert_row('ProductList', row)
self.data.commit()
@debugger
def write(self):
'''
This function does nothing for this widget
'''
self.clear()
class ButtonBox(tk.Frame):
'''
Make the button box and register the events.
'''
def __init__(self,
master,
form,
disable_select=False,
disable_new=False,
*args,
**kargs):
'''
master = The frame to bind the widgets to.
form = Name of the form to bind the events to.
'''
self.logger = Logger(self, level=Logger.INFO)
self.logger.debug("NotesBox enter constructor")
super().__init__(master, *args, **kargs)
row = 0
col = 0
self.form = form
self.events = EventHandler.get_instance()
tk.Button(self, text='Prev', command=self.prev_btn).grid(row=row,
column=col,
padx=5,
pady=5)
col += 1
tk.Button(self, text='Next', command=self.next_btn).grid(row=row,
column=col,
padx=5,
pady=5)
if not disable_select:
col += 1
tk.Button(self, text='Select',
command=self.select_btn).grid(row=row,
column=col,
padx=5,
pady=5)
if not disable_new:
col += 1
tk.Button(self, text='New', command=self.new_btn).grid(row=row,
column=col,
padx=5,
pady=5)
col += 1
tk.Button(self, text='Save', command=self.save_btn).grid(row=row,
column=col,
padx=5,
pady=5)
col += 1
tk.Button(self, text='Delete',
command=self.delete_btn).grid(row=row,
column=col,
padx=5,
pady=5)
@debugger
def register_events(self, next, prev, select, new, save, delete):
'''
next = callback for the next button
prev = callback for the prev button
select = callback for the select button
new = callback for the new button
save = callback for the save button
delete = callback for the delete button
'''
self.events.register_event('next_btn_%s' % (self.form), next)
self.events.register_event('prev_btn_%s' % (self.form), prev)
self.events.register_event('select_btn_%s' % (self.form), select)
self.events.register_event('new_btn_%s' % (self.form), new)
self.events.register_event('save_btn_%s' % (self.form), save)
self.events.register_event('delete_btn_%s' % (self.form), delete)
@debugger
def next_btn(self):
self.events.raise_event('next_btn_%s' % (self.form))
@debugger
def prev_btn(self):
self.events.raise_event('prev_btn_%s' % (self.form))
@debugger
def select_btn(self):
self.events.raise_event('select_btn_%s' % (self.form))
@debugger
def new_btn(self):
self.events.raise_event('new_btn_%s' % (self.form))
@debugger
def save_btn(self):
self.events.raise_event('save_btn_%s' % (self.form))
@debugger
def delete_btn(self):
self.events.raise_event('delete_btn_%s' % (self.form))