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Fixed bugs & improved the code of QR_GUI app
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Beginner_Projects/QR Generator/QR_code_generator_GUI.py
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Original file line number | Diff line number | Diff line change |
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@@ -1,77 +1,117 @@ | ||
import qrcode | ||
import customtkinter | ||
from PIL import Image | ||
from customtkinter import * | ||
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app = customtkinter.CTk() | ||
app.title("QR Code Generator") | ||
app.geometry("350x600") | ||
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img = None | ||
link = None | ||
qr_image = None | ||
image_label = None | ||
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def generate_qr(): | ||
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global link, qr_image, image_label, img | ||
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link = link_entry.get() | ||
name = name_entry.get() | ||
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qr = qrcode.QRCode( | ||
version=1, | ||
error_correction=qrcode.constants.ERROR_CORRECT_M, | ||
) | ||
qr.add_data(link) | ||
qr.make(fit=True) | ||
img = qr.make_image(fill_color="black", back_color="white") | ||
img.save(f"{name}.png") | ||
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my_image = customtkinter.CTkImage(light_image=Image.open(f"{name}.png"), | ||
dark_image=Image.open(f"{name}.png"), | ||
size=(200, 200)) | ||
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image_label = customtkinter.CTkLabel(app, image=my_image, text="") | ||
image_label.grid(row=5, column=0) | ||
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def download_qr(): | ||
global link, qr_image, image_label | ||
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file = f"{name_entry.get()}.png" | ||
img.save(file) | ||
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label = customtkinter.CTkLabel(app, text="QR Code Generator", font=("Consolas", 30), compound="center") | ||
label.grid(row=0, column=0, padx=20, pady=20) | ||
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link_entry = customtkinter.CTkEntry(app, width=300) | ||
link_entry.grid(row=1, column=0, padx=20, pady=20) | ||
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link_entry.configure(placeholder_text="Link") | ||
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name_entry = customtkinter.CTkEntry(app, width=300) | ||
name_entry.grid(row=2, column=0, padx=20, pady=20) | ||
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name_entry.configure(placeholder_text="Name OF QR Code") | ||
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button = customtkinter.CTkButton(app, text="Generate QR Code", command=generate_qr, width=300) | ||
button.grid(row=3, column=0, padx=20, pady=20) | ||
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button_download = CTkButton(app, text="Download", command=download_qr, width=300) | ||
button_download.grid(row=4, column=0, padx=20, pady=20) | ||
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image_label = None | ||
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def change_theme(): | ||
if customtkinter.get_appearance_mode() == "Light": | ||
customtkinter.set_appearance_mode("dark") | ||
else: | ||
customtkinter.set_appearance_mode("light") | ||
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# Theme Change Btton | ||
theme_button = customtkinter.CTkButton(app, text="Theme", command=change_theme, width=300) | ||
theme_button.grid(row=7, column=0) | ||
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app.mainloop() | ||
from PIL import Image | ||
import os | ||
from tkinter import messagebox | ||
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class QRCodeGenerator: | ||
def __init__(self): | ||
self.app = customtkinter.CTk() | ||
self.app.title("QR Code Generator") | ||
self.app.geometry("350x600") | ||
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self.img = None | ||
self.image_label = None | ||
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self.setup_ui() | ||
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def setup_ui(self): | ||
# Title Label | ||
label = customtkinter.CTkLabel(self.app, text="QR Code Generator", | ||
font=("Consolas", 30)) | ||
label.grid(row=0, column=0, padx=20, pady=20) | ||
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# Entry Fields | ||
self.link_entry = customtkinter.CTkEntry(self.app, width=300) | ||
self.link_entry.grid(row=1, column=0, padx=20, pady=20) | ||
self.link_entry.configure(placeholder_text="Link") | ||
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self.name_entry = customtkinter.CTkEntry(self.app, width=300) | ||
self.name_entry.grid(row=2, column=0, padx=20, pady=20) | ||
self.name_entry.configure(placeholder_text="Name of QR Code") | ||
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# Buttons | ||
button = customtkinter.CTkButton(self.app, text="Generate QR Code", | ||
command=self.generate_qr, width=300) | ||
button.grid(row=3, column=0, padx=20, pady=20) | ||
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button_download = customtkinter.CTkButton(self.app, text="Download", | ||
command=self.download_qr, width=300) | ||
button_download.grid(row=4, column=0, padx=20, pady=20) | ||
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theme_button = customtkinter.CTkButton(self.app, text="Theme", | ||
command=self.change_theme, width=300) | ||
theme_button.grid(row=7, column=0) | ||
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def generate_qr(self): | ||
try: | ||
link = self.link_entry.get().strip() | ||
name = self.name_entry.get().strip() | ||
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if not link or not name: | ||
messagebox.showerror("Error", "Please fill in both fields") | ||
return | ||
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# Clean up previous image label if it exists | ||
if self.image_label: | ||
self.image_label.destroy() | ||
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qr = qrcode.QRCode( | ||
version=1, | ||
error_correction=qrcode.constants.ERROR_CORRECT_M, | ||
) | ||
qr.add_data(link) | ||
qr.make(fit=True) | ||
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self.img = qr.make_image(fill_color="black", back_color="white") | ||
temp_path = f"temp_{name}.png" | ||
self.img.save(temp_path) | ||
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my_image = customtkinter.CTkImage( | ||
light_image=Image.open(temp_path), | ||
dark_image=Image.open(temp_path), | ||
size=(200, 200) | ||
) | ||
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self.image_label = customtkinter.CTkLabel(self.app, image=my_image, text="") | ||
self.image_label.grid(row=5, column=0) | ||
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# Clean up temporary file | ||
os.remove(temp_path) | ||
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except Exception as e: | ||
messagebox.showerror("Error", f"Failed to generate QR code: {str(e)}") | ||
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def download_qr(self): | ||
try: | ||
if not self.img: | ||
messagebox.showerror("Error", "Please generate a QR code first") | ||
return | ||
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name = self.name_entry.get().strip() | ||
if not name: | ||
messagebox.showerror("Error", "Please enter a name for the file") | ||
return | ||
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file_path = f"{name}.png" | ||
if os.path.exists(file_path): | ||
if not messagebox.askyesno("Warning", "File already exists. Overwrite?"): | ||
return | ||
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self.img.save(file_path) | ||
messagebox.showinfo("Success", f"QR code saved as {file_path}") | ||
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except Exception as e: | ||
messagebox.showerror("Error", f"Failed to save QR code: {str(e)}") | ||
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def change_theme(self): | ||
current_theme = customtkinter.get_appearance_mode() | ||
new_theme = "light" if current_theme == "Dark" else "dark" | ||
customtkinter.set_appearance_mode(new_theme) | ||
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def run(self): | ||
self.app.mainloop() | ||
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if __name__ == "__main__": | ||
app = QRCodeGenerator() | ||
app.run() |