class TableVisualizer(tkinter.LabelFrame, TableEditListener):
# is a widget that contains the 3 tables for the basic data
def __init__(self, parent):
# initializes the frame and its sub-frames
tkinter.LabelFrame.__init__(self,
parent,
text="Expenditures and Balances")
self.colors = None
self.table_edit_listener: TableEditListener = None
# create an initial balance table
self.initialBalance = BalanceWidget(self, name='Initial Balance')
self.initialBalance.add_listener(self)
self.initialBalance.grid(row=0, padx=default_pad_x, pady=default_pad_y)
# create an expenditure table
self.expenditures: ExpenditureWidget = ExpenditureWidget(self)
self.expenditures.add_listener(self)
self.expenditures.grid(row=1, padx=default_pad_x, pady=default_pad_y)
# create a final balances table
self.currentBalance = BalanceWidget(self, name='Current Balance')
self.currentBalance.add_listener(self)
self.currentBalance.grid(row=2, padx=default_pad_x, pady=default_pad_y)
def add_listener(self, listener: TableEditListener):
self.table_edit_listener = listener
def load_table_data(self, databases: {str: [[]]}):
# links the table to a DatabaseManager and updates the table widgets accordingly
self.initialBalance.set_balances(databases['initial balances'])
self.currentBalance.set_balances(databases['current balances'])
self.expenditures.set_expenditures(databases['expenditures'])
def send_edit_to_database(self, table_name: str, row_index: int, values):
self.table_edit_listener.send_edit_to_database(table_name, row_index,
values)
def set_colors(self, color_dict: {str: str}):
self.colors = color_dict
self.update_colors()
def update_colors(self):
if self.colors is not None:
self.config(bg=self.colors['bg_col'], fg=self.colors['text_col'])
self.expenditures.set_colors(self.colors['table_col'])
self.initialBalance.set_colors(self.colors['table_col'])
self.currentBalance.set_colors(self.colors['table_col'])
