Add files via upload

Author: VelupulaAshritha

Todolist.py

@@ -0,0 +1,65 @@
+import tkinter as tk
+from tkinter import simpledialog, messagebox
+
+def add_task():
+    global listbox_tasks, entry_task
+    task = entry_task.get()
+    if task:
+        listbox_tasks.insert(tk.END, task)
+        entry_task.delete(0, tk.END)
+    else:
+        messagebox.showwarning("Warning", "Please enter a task.")
+
+def delete_task():
+    global listbox_tasks
+    try:
+        index = listbox_tasks.curselection()[0]
+        listbox_tasks.delete(index)
+    except IndexError:
+        messagebox.showwarning("Warning", "Please select a task to delete.")
+
+def edit_task():
+    global listbox_tasks
+    try:
+        index = listbox_tasks.curselection()[0]
+        old_task = listbox_tasks.get(index)
+        new_task = simpledialog.askstring("Edit Task", "Edit the selected task:", initialvalue=old_task)
+        if new_task:
+            listbox_tasks.delete(index)
+            listbox_tasks.insert(index, new_task)
+    except IndexError:
+        messagebox.showwarning("Warning", "Please select a task to edit.")
+
+def main():
+    global listbox_tasks, entry_task
+    root = tk.Tk()
+    root.title("Task 1 To-Do List")
+
+    frame_tasks = tk.Frame(root)
+    frame_tasks.pack(pady=10)
+
+    listbox_tasks = tk.Listbox(frame_tasks, width=50, height=10, selectbackground="green")
+    listbox_tasks.pack(side=tk.LEFT, fill=tk.BOTH)
+
+    scrollbar_tasks = tk.Scrollbar(frame_tasks)
+    scrollbar_tasks.pack(side=tk.RIGHT, fill=tk.BOTH)
+
+    listbox_tasks.config(yscrollcommand=scrollbar_tasks.set)
+    scrollbar_tasks.config(command=listbox_tasks.yview)
+
+    entry_task = tk.Entry(root, width=50)
+    entry_task.pack(pady=10)
+
+    button_add_task = tk.Button(root, text="Add Task", command=add_task)
+    button_add_task.pack(side=tk.LEFT, padx=5)
+
+    button_delete_task = tk.Button(root, text="Delete Task", command=delete_task)
+    button_delete_task.pack(side=tk.LEFT, padx=5)
+
+    button_edit_task = tk.Button(root, text="Edit Task", command=edit_task)
+    button_edit_task.pack(side=tk.LEFT, padx=5)
+
+    root.mainloop()
+
+if __name__ == "__main__":
+    main()