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258 | from tkinter import font, ttk
import tkinter as tk
import pygame
import configparser
import os
import sys
# * Constant reference to this file's root directory
SETTINGS_FILE = os.path.join(sys.path[0], "settings.ini")
# * Primary instance class
class Timer(tk.Frame):
def __init__(self, parent, *args, **kwargs):
tk.Frame.__init__(self, parent, *args, **kwargs)
self.parent = parent
# * Configure the display window
self.parent.attributes("-fullscreen", True)
self.parent.configure(background="#2e4060")
# * Read the settings file into memory
self.config = configparser.ConfigParser()
self.config.read(SETTINGS_FILE)
# * Apply the settings from file
self.iMin = int(self.config["SETTINGS"]["minutes"])
self.iSec = int(self.config["SETTINGS"]["seconds"])
self.iTotal = str(f"{self.iMin:02}") + ":" + str(f"{self.iSec:02}") # Format loaded numbers with leading zeroes
self.wMin = self.iMin
self.wSec = self.iSec
self.working = 0
# * Configure the font
self.fnt = font.Font(family="Helvetica", size=300, weight="bold")
self.txt = tk.StringVar()
self.lbl = ttk.Label(root, textvariable=self.txt, font=self.fnt, foreground="white", background="#2e4060")
self.txt.set(self.iTotal)
self.lbl.place(relx=0.5, rely=0.5, anchor="center")
# * Bind hotkeys to actions
self.parent.bind("<x>", self.quit_all)
self.parent.bind("<F1>", self.go_stop)
self.parent.bind("<F2>", self.reset)
self.parent.bind("<F3>", self.alarm)
self.parent.bind("<Button-3>", self.popup)
# * Configure the popup menu
self.menu_pop = tk.Menu(self.parent)
self.menu = tk.Menu(self.menu_pop, tearoff=0)
self.menu.config(bg="black", fg="white", relief="raised")
self.menu.add_command(label="Start/Stop", accelerator="F1", command=self.go_stop, font="Helvetica 16 bold")
self.menu.add_command(label="Reset", accelerator="F2", command=self.reset, font="Helvetica 16 bold")
self.menu.add_separator()
self.menu.add_command(label="Settings", command=self.settings, font="Helvetica 16 bold")
self.menu.add_separator()
self.menu.add_command(label="Exit", accelerator="X", command=self.quit_all, font="Helvetica 16 bold")
self.menu_pop.add_cascade(label="File", menu=self.menu)
# * Initialise the alarm sound
pygame.mixer.pre_init(44100, -16, 2, 2048)
pygame.mixer.init()
pygame.mixer.music.set_volume(10.0)
self.alert = pygame.mixer.Sound("assets/alert.wav")
# * Start and stop the counter
def go_stop(self, *args):
if self.working == 1:
self.working = 0
else:
self.working = 1
self.parent.after(500, self.run_timer)
# * Reset counter display
def reset(self, *args):
if self.working == 1 and self.wMin == 0 and self.wSec == 0:
self.working = 0
if self.working == 0:
self.wMin = self.iMin
self.wSec = self.iSec
self.txt.set(self.iTotal)
# * Exit the program
def quit_all(self, *args):
self.parent.destroy()
# * Performs the countdown
def run_timer(self):
if self.working == 1:
if self.wMin == 0 and self.wSec == 0:
self.txt.set("00:00")
self.flash()
self.alarm()
else:
self.txt.set("%02d:%02d" % (self.wMin, self.wSec))
if self.wSec == 0:
self.wMin -= 1
self.wSec = 59
else:
self.wSec -= 1
self.parent.after(1000, self.run_timer)
else:
return
# * Play the alarm
def alarm(self):
self.alert.play()
# * Flash the displayed numbers
def flash(self):
if self.working == 1:
current_colour = str(self.lbl.cget("foreground"))
if current_colour == "white":
next_colour = "grey"
else:
next_colour = "white"
self.lbl.configure(foreground=next_colour)
self.parent.after(1000, self.flash)
else:
self.lbl.configure(foreground="white")
return
# * Display the popup menu
def popup(self, event):
self.menu.tk_popup(event.x_root, event.y_root)
# * Display settings window
def settings(self):
self.working = 0
self.win = tk.Toplevel()
Settings(self.win)
self.win.mainloop()
# * Settings display class
class Settings(tk.Toplevel):
def __init__(self, parent, *args, **kwargs):
tk.Frame.__init__(self, parent, *args, **kwargs)
self.parent = parent
self.config = configparser.ConfigParser()
self.config.read(SETTINGS_FILE)
self.parent.title("Settings")
self.parent.config(bg="black", bd="1", relief="flat")
self.parent.resizable(height=False, width=False)
self.my_font1 = font.Font(family="Helvetica", size=16, weight="normal")
self.my_font2 = font.Font(family="Helvetica", size=20, weight="bold")
self.cfg = configparser.ConfigParser()
self.cfg.read(SETTINGS_FILE)
self.minute_value = tk.StringVar(self.parent)
self.minute_value.set(self.cfg["SETTINGS"]["minutes"])
self.second_value = tk.StringVar(self.parent)
self.second_value.set(self.cfg["SETTINGS"]["seconds"])
self.spinput = self.parent.register(self.validate_numbers)
self.spin_minutes = tk.Spinbox(
self.parent,
validate="key",
validatecommand=(self.spinput, "%P", "%s"),
from_=0,
to=59,
textvariable=self.minute_value,
bg="black",
relief="flat",
fg="white",
bd=1,
width=3,
font=self.my_font2,
justify="center",
)
self.spin_minutes.grid(row=0, column=0, padx=10, pady=10)
self.spin_seconds = tk.Spinbox(
self.parent,
validate="key",
validatecommand=(self.spinput, "%P", "%s"),
from_=0,
to=59,
textvariable=self.second_value,
bg="black",
relief="flat",
fg="white",
bd=1,
width=3,
font=self.my_font2,
justify="center",
)
self.spin_seconds.grid(row=0, column=1, padx=10, pady=10)
self.parent.save_button = tk.Button(
self.parent,
text="Save",
command=self.save,
font=self.my_font1,
bg="black",
relief="flat",
fg="white",
bd=1,
width=5,
justify="center",
padx=5,
pady=5,
)
self.parent.save_button.grid(row=1, column=0, padx=10, pady=10)
self.parent.close_button = tk.Button(
self.parent,
text="Close",
command=self.close,
font=self.my_font1,
bg="black",
relief="flat",
fg="white",
bd=1,
width=5,
justify="center",
padx=5,
pady=5,
)
self.parent.close_button.grid(row=1, column=1, padx=10, pady=10)
# * Commit settings to file
def save(self):
if self.spin_minutes.get() == "":
self.iMin = 0
else:
self.iMin = int(self.spin_minutes.get())
if self.spin_seconds.get() == "":
self.iSec = 0
else:
self.iSec = int(self.spin_seconds.get())
self.config_file = open(SETTINGS_FILE, "w")
self.cfg.set("SETTINGS", "minutes", str(self.iMin))
self.cfg.set("SETTINGS", "seconds", str(self.iSec))
self.cfg.write(self.config_file)
self.config_file.close()
self.iTotal = str(f"{self.iMin:02}") + ":" + str(f"{self.iSec:02}")
self.close()
Timer(root).reset()
# * Close settings window
def close(self):
self.parent.destroy()
# * Validate manual input
def validate_numbers(self, P, s):
if P.isdigit():
if int(P) > 59:
self.parent.bell()
return False
return True
elif P == "":
return True
else:
self.parent.bell()
return False
if __name__ == "__main__":
root = tk.Tk()
Timer(root).pack()
root.mainloop()
|
Text paste