241 lines
7.2 KiB
Python
241 lines
7.2 KiB
Python
#!/usr/bin/env python3.11
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from customtkinter import set_appearance_mode, set_default_color_theme
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from customtkinter import CTk, CTkEntry, CTkButton, CTkLabel, CTkFrame, CTkSwitch, StringVar
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from currencyButtons import initializeCurrencyButtons
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class Window(CTk):
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def __init__(self):
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super().__init__()
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set_appearance_mode("dark")
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set_default_color_theme("dark-blue")
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self.width: int = self.winfo_screenwidth()
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self.height: int = self.winfo_screenheight()
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self.title("Change Calculator")
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self.attributes("-fullscreen", True) # Initialize screen as fullscreen
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self.bind("<Escape>", self.quitApplication) # quit application
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# Left frame top half
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self.left_frame: CTkFrame = CTkFrame(
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master=self,
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width=(self.width / 2 - 20),
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height=(self.height / 2 - 40),
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fg_color="gray20"
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)
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self.left_frame.grid_propagate(False)
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self.left_frame.grid(row=0, column=0, pady=20, padx=10, sticky='NW')
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# Static label
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mainLabel: CTkLabel = CTkLabel(
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master=self.left_frame,
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text="Change Due Calculator",
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font=("Arial", 18, 'bold')
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)
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mainLabel.grid(row=0, column=0, pady=12)
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# Calculator frame
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calcFrameWidth: int = (self.width / 2 - 20) / 2 - 15
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calculateFrame: CTkFrame = CTkFrame(
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master=self.left_frame,
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width=calcFrameWidth,
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height=(self.height / 2 - 110),
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fg_color="gray15"
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)
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calculateFrame.grid_propagate(False)
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calculateFrame.grid(pady=(0, 12), padx=(15, 0))
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self.amount = StringVar()
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self.amountBox: CTkEntry = CTkEntry(
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master=calculateFrame,
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width=(calcFrameWidth - 20),
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height=50,
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textvariable=self.amount,
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justify='right',
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font=("Arial", 24, 'bold'),
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)
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self.amountBox.configure(state="disabled")
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self.amountBox.grid(row=0, column=0, pady=12, padx=10)
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# Calculator buttons frame
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calculateButtonFrame: CTkFrame = CTkFrame(
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master=calculateFrame,
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width=(calcFrameWidth - 20),
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height=(self.height / 2 - 196),
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fg_color="gray15"
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)
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calculateButtonFrame.grid_propagate(False)
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calculateButtonFrame.grid(row=1, column=0, pady=(0, 12), padx=10)
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buttons: list[CTkButton] = [CTkButton(
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master=calculateButtonFrame,
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text=str(i),
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width=(calcFrameWidth - 20) / 3 - 8,
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height=(self.height / 2 - 196) / 4 - 12,
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font=("Arial", 24, 'bold'),
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) for i in range(0, 10)]
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buttons[0].grid(row=3, column=1, padx=(0, 12), pady=(12, 0))
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i = 1
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for r in range(3):
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for c in range(3):
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buttons[i].grid(row=r, column=c, padx=(0, 12), pady=(12, 0))
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i += 1
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# I have already tried multiple ways to define the command in either the
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# buttons list comprehension or in the button layout loop, but the lambda
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# function always passes 'i' as the last number (9) so all buttons have the
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# value 9 passed to self.amountConcat
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# So this is the solution >:(
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buttons[0]._command = lambda: self.amountConcat('0')
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buttons[1]._command = lambda: self.amountConcat('1')
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buttons[2]._command = lambda: self.amountConcat('2')
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buttons[3]._command = lambda: self.amountConcat('3')
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buttons[4]._command = lambda: self.amountConcat('4')
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buttons[5]._command = lambda: self.amountConcat('5')
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buttons[6]._command = lambda: self.amountConcat('6')
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buttons[7]._command = lambda: self.amountConcat('7')
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buttons[8]._command = lambda: self.amountConcat('8')
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buttons[9]._command = lambda: self.amountConcat('9')
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decimalButton: CTkButton = CTkButton(
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master=calculateButtonFrame,
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text='.',
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command=lambda: self.amountConcat('.'),
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width=(calcFrameWidth - 20) / 3 - 8,
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height=(self.height / 2 - 196) / 4 - 12,
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font=("Arial", 24, 'bold'),
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)
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decimalButton.grid(row=3, column=0, padx=(0, 12), pady=(12, 0))
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deleteButton: CTkButton = CTkButton(
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master=calculateButtonFrame,
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text='⌫',
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command=lambda: self.amountConcat('⌫'),
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width=(calcFrameWidth - 20) / 3 - 8,
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height=(self.height / 2 - 196) / 4 - 12,
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font=("Arial", 24, 'bold'),
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)
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deleteButton.grid(row=3, column=2, padx=(0, 12), pady=(12, 0))
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# General action buttons frame, (next to calculator frame)
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actionFrame: CTkFrame = CTkFrame(
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master=self.left_frame,
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width=calcFrameWidth,
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height=(self.height / 2 - 110),
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fg_color="gray20"
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)
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actionFrame.grid_propagate(False)
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actionFrame.grid(row=1, column=1, pady=(0, 12), padx=(15, 0))
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calculateButton: CTkButton = CTkButton(
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master=actionFrame,
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text="Calculate",
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command=self.calculate,
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width=200, height=50
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)
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calculateButton.grid(row=1, column=2, pady=12, padx=10)
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clearButton: CTkButton = CTkButton(
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master=actionFrame,
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text="Clear",
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command=self.clear,
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width=200,
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height=50
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)
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clearButton.grid(row=1, column=3, pady=12, padx=10)
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# Left frame bottom
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self.left_frame_bottom: CTkFrame = CTkFrame(
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master=self,
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width=(self.width / 2 - 20),
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height=(self.height / 2 - 40),
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fg_color="gray20"
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)
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self.left_frame_bottom.grid_propagate(False)
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self.left_frame_bottom.grid(row=0, column=0, pady=20, padx=10, sticky='SW')
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paidWithLabel: CTkLabel = CTkLabel(
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master=self.left_frame_bottom,
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text="Paid With",
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font=("Arial", 18, 'bold')
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)
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paidWithLabel.grid(row=0, column=0, pady=(16, 0), padx=10)
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# Options
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self.mode: bool = True # True == ADD, False == SUBTRACT
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self.modeLabel: CTkLabel = CTkLabel(
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master=self.left_frame_bottom,
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text=f"Mode: {'ADD' if self.mode else 'SUBTRACT'}",
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font=("Arial", 18, 'bold')
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)
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self.modeLabel.grid(row=0, column=4, pady=(16, 0), padx=(50, 10))
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self.modeSelect: CTkSwitch = CTkSwitch(
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master=self.left_frame_bottom,
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text="Mode",
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command=self.updateMode
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)
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self.modeSelect.grid(row=0, column=3, pady=(16, 0), padx=(50, 10))
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self.total: float = 0.0
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self.totalLabel: CTkLabel = CTkLabel(
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master=self.left_frame_bottom,
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text=f"Total: {self.total}",
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font=("Arial", 18, 'bold')
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)
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self.totalLabel.grid(row=0, column=2, pady=(16, 0), padx=10, sticky='NE')
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# input Buttons
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currencyButtons: list[CTkButton] = initializeCurrencyButtons(self.left_frame_bottom, self.sum)
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r, c = 1, 0
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for button in currencyButtons:
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button.grid(row=r, column=c, pady=12, padx=10)
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if c < 3: c += 1
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else: c = 0; r += 1
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# Right frame for output
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self.right_frame: CTkFrame = CTkFrame(
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master=self,
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width=(self.width / 2 - 20),
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height=(self.height - 40),
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fg_color="gray20"
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)
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self.right_frame.grid_propagate(False)
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self.right_frame.grid(row=0, column=1, pady=20, padx=10)
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self.mainloop()
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def updateMode(self) -> None:
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self.mode = not self.mode
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self.modeLabel.configure(text=f"Mode: {'ADD' if self.mode else 'SUBTRACT'}")
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def quitApplication(self, event=None) -> None: self.destroy()
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def calculate(self) -> None:
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amountDue: float = float(self.amount.get())
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print(amountDue)
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def sum(self, value: float) -> None:
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if self.total == 0 and not self.mode: return
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self.total += value * (1 if self.mode else -1)
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if self.total < 0: self.total = 0
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self.totalLabel.configure(text=f"Total: {self.total:.2f}")
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def amountConcat(self, value: str) -> None:
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current: str = self.amount.get()
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if value == "⌫": current = current[:-1]
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elif len(current) == 0 and value == "0": return
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elif '.' in current and value == '.': return
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elif '.' in current and len(current.split('.')[1]) == 2: return
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else: current += value
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self.amount.set(current)
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def clear(self) -> None:
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self.amount.set("")
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if __name__ == '__main__':
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window = Window()
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