new: Add a GUI based counter app.

Tkinter based GUI application.

Author: NitkarshChourasia

nitkarshchourasia/GUI_apps/tkinter_apps/counter_app/counter_app.py

@@ -0,0 +1,42 @@
+import tkinter as tk
+from tkinter import ttk
+
+# Creating a counter app using tkinter
+
+
+class MyApplication:
+    def __init__(self, master):
+        self.master = master
+        self.master.title("Counter App")
+        self.master.geometry("300x300")
+
+        self.create_widgets()
+
+    def create_widgets(self):
+        frame = ttk.Frame(self.master)
+        frame.pack(padx=20, pady=20)
+
+        self.label = ttk.Label(frame, text="0", font=("Arial Bold", 70))
+        self.label.grid(row=0, column=0, padx=20, pady=20)
+
+        add_button = ttk.Button(frame, text="Add", command=self.on_add_click)
+        add_button.grid(row=1, column=0, pady=10)
+
+        remove_button = ttk.Button(frame, text="Remove", command=self.on_remove_click)
+        remove_button.grid(row=2, column=0, pady=10)
+
+    def on_add_click(self):
+        current_text = self.label.cget("text")
+        new_text = int(current_text) + 1
+        self.label.config(text=new_text)
+
+    def on_remove_click(self):
+        current_text = self.label.cget("text")
+        new_text = int(current_text) - 1
+        self.label.config(text=new_text)
+
+
+if __name__ == "__main__":
+    root = tk.Tk()
+    app = MyApplication(root)
+    root.mainloop()