Code for How to Build a GUI Language Translator App in Python Tutorial

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gui_language_translator.py

import ttkbootstrap as ttk from ttkbootstrap.scrolled import ScrolledText from ttkbootstrap.toast import ToastNotification from tkinter.messagebox import showerror import googletrans from googletrans import Translator import pyttsx3 import pyperclip translator = Translator() engine = pyttsx3.init() class LanguageTranslator: def __init__(self, master): self.master = master # calling the UI method in the constructor self.MainWindow() # calling the Widgets method in the constructor self.Widgets() def MainWindow(self): self.master.geometry('600x430+300+150') self.master.title('Language Translator') self.master.resizable(width = 0, height = 0) # setting the icon for the application icon = ttk.PhotoImage(file='icon.png') self.master.iconphoto(False, icon) def Widgets(self): # the canvas for containing the other widgets self.canvas = ttk.Canvas(self.master, width = 600, height = 400) self.canvas.pack() # the logo for the application self.logo = ttk.PhotoImage(file='logo.png').subsample(5, 5) self.canvas.create_image(75, 70, image = self.logo) # getting all the languages language_data = googletrans.LANGUAGES # getting all the language values using the values() function language_values = language_data.values() # converting the languages to a list languages = list(language_values) # first combobox for the source language self.from_language = ttk.Combobox(self.canvas, width = 36, bootstyle = 'primary', values = languages) self.from_language.current(0) self.canvas.create_window(150, 140, window = self.from_language) # loading the arrow icon self.arrow_icon = ttk.PhotoImage(file='arrows.png') self.resized_icon = self.arrow_icon.subsample(15, 15) self.image_label = ttk.Label(self.master, image = self.resized_icon) self.canvas.create_window(300, 140, window = self.image_label) # the second combobox for the destination language self.to_language = ttk.Combobox(self.canvas, width = 36, bootstyle = 'primary', values = languages) self.to_language.current(21) self.canvas.create_window(450, 140, window = self.to_language) # scrollable text for entering input self.from_text = ScrolledText(self.master, font=("Dotum", 10), width = 30, height = 10) self.canvas.create_window(150, 250, window = self.from_text) # scrollable text for output self.to_text = ScrolledText(self.master, font=("Dotum", 10), width = 30, height = 10) self.canvas.create_window(450, 250, window = self.to_text) # loading icons self.speaker_icon = ttk.PhotoImage(file = 'speaker.png').subsample(5, 4) self.copy_icon = ttk.PhotoImage(file = 'copy.png').subsample(5, 4) self.speak_button = ttk.Button(self.master, image = self.speaker_icon, bootstyle='secondary', state=ttk.DISABLED, command = self.speak) self.canvas.create_window(355, 355, window = self.speak_button) self.copy_button = ttk.Button(self.master, image = self.copy_icon, bootstyle='secondary', state=ttk.DISABLED, command = self.copy_to_clipboard) self.canvas.create_window(395, 355, window = self.copy_button) self.translate_button = ttk.Button(self.master, text = 'Translate', width = 20, bootstyle = 'primary', command = self.translate) self.canvas.create_window(300, 400, window = self.translate_button) def translate(self): try: # getting source language from first combobox via get() self.source_language = self.from_language.get() # getting destination language from first combobox via get() self.destination_language = self.to_language.get() # getting every content fronm the first scrolledtext self.text = self.from_text.get(1.0, ttk.END) # translating the language self.translation = translator.translate(self.text, src=self.source_language, dest=self.destination_language) # clearing the second scrolledtext self.to_text.delete(1.0, ttk.END) # inserting translation output in the second scroledtext self.to_text.insert(ttk.END, self.translation.text) # activating the speak_button self.speak_button.configure(state = ttk.ACTIVE) # activating the copy_button self.copy_button.configure(state = ttk.ACTIVE) # handle TypeError using except except TypeError as e: showerror(title='Invalid Input', message='Make sure you have entered valid input!') # handle connection errors except Exception as e: showerror(title='Connection Error', message='Make sure you have internet connection!') def speak(self): # getting every content from the second scrolledtext self.text = self.to_text.get(1.0, ttk.END) # gets the speaking rate rate = engine.getProperty('rate') # setting the speaking rate engine.setProperty('rate', 125) # getting the available voices voices = engine.getProperty('voices') # setting the second voice, the female voice engine.setProperty('voice', voices[1].id) # saying the translated text engine.say(self.text) # running the speech engine.runAndWait() def copy_to_clipboard(self): # this will create a toast notification object toast = ToastNotification( title='Clip Board', message='Text has been copied to clip board!', duration=3000, ) # this will show the notification toast.show_toast() # getting all the content from the second scrolledtext self.text = self.to_text.get(1.0, ttk.END) # copy to clip board pyperclip.copy(self.text) root = ttk.Window(themename="cosmo") application = LanguageTranslator(root) root.mainloop()