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Scrollable ListBox in Python-tkinter

A ListBox widget in Tkinter already comes with built-in support for vertical scrolling; you just have to attach a scrollbar to it. Here's a tutorial on how to set up a scrollable ListBox in Tkinter:

Scrollable ListBox in Tkinter

  1. Setting up the main window

    Begin with a simple window:

    from tkinter import Tk, Listbox, Scrollbar, VERTICAL
    
    root = Tk()
    root.title("Scrollable ListBox in Tkinter")
    root.geometry("300x300")
    
    root.mainloop()
    
  2. Creating the Scrollable ListBox

    Add a ListBox and a vertical Scrollbar:

    from tkinter import Tk, Listbox, Scrollbar, VERTICAL
    
    root = Tk()
    root.title("Scrollable ListBox in Tkinter")
    root.geometry("300x300")
    
    # Create a vertical scrollbar
    scrollbar = Scrollbar(root, orient=VERTICAL)
    scrollbar.pack(side="right", fill="y")
    
    # Create a Listbox and attach the scrollbar
    listbox = Listbox(root, yscrollcommand=scrollbar.set)
    listbox.pack(side="left", fill="both", expand=True)
    
    # Configure the scrollbar's command to scroll the Listbox
    scrollbar.config(command=listbox.yview)
    
    # Populate the Listbox
    for i in range(100):
        listbox.insert("end", f"Item {i}")
    
    root.mainloop()
    

Here's a summary of the important steps:

  • A Scrollbar widget is added to the root window and oriented vertically. It's packed on the right side of the window and is set to fill the y-axis.
  • A Listbox widget is then added to the root window. The yscrollcommand option of the Listbox is set to scrollbar.set, which essentially means that the scrollbar will update its position when the listbox is scrolled.
  • The command option of the Scrollbar is set to listbox.yview, which means that the listbox will scroll when the scrollbar is moved.
  • The loop at the end populates the listbox with 100 items to demonstrate the scrolling capability.

This setup creates a listbox with a functional scrollbar, allowing you to navigate through a large number of items.

1. Tkinter scrollable ListBox example:

To create a scrollable ListBox in Tkinter, you can use the Listbox widget along with a Scrollbar.

import tkinter as tk
from tkinter import ttk

root = tk.Tk()
root.title("Scrollable ListBox Example")

# Create a Scrollbar
scrollbar = ttk.Scrollbar(root)
scrollbar.pack(side="right", fill="y")

# Create a ListBox with the Scrollbar
listbox = tk.Listbox(root, yscrollcommand=scrollbar.set)
listbox.pack(side="left", fill="both", expand=True)

# Populate the ListBox
for i in range(50):
    listbox.insert("end", f"Item {i}")

# Configure the Scrollbar
scrollbar.config(command=listbox.yview)

root.mainloop()

2. Python Tkinter scrollbar for ListBox:

To add a scrollbar to a ListBox in Tkinter, you can use the Scrollbar widget and configure it with the yscrollcommand of the Listbox.

# ... (previous code)

# Example usage
root = tk.Tk()
root.title("Scrollbar for ListBox Example")

# Create a Scrollbar
scrollbar = ttk.Scrollbar(root)
scrollbar.pack(side="right", fill="y")

# Create a ListBox with the Scrollbar
listbox = tk.Listbox(root, yscrollcommand=scrollbar.set)
listbox.pack(side="left", fill="both", expand=True)

# Populate the ListBox
for i in range(50):
    listbox.insert("end", f"Item {i}")

# Configure the Scrollbar
scrollbar.config(command=listbox.yview)

root.mainloop()

3. Creating a scrollable list in Tkinter:

Creating a scrollable list involves using the Listbox widget and configuring it with a Scrollbar.

# ... (previous code)

# Example usage
root = tk.Tk()
root.title("Scrollable List Example")

# Create a Scrollbar
scrollbar = ttk.Scrollbar(root)
scrollbar.pack(side="right", fill="y")

# Create a ListBox with the Scrollbar
listbox = tk.Listbox(root, yscrollcommand=scrollbar.set)
listbox.pack(side="left", fill="both", expand=True)

# Populate the ListBox
for i in range(50):
    listbox.insert("end", f"Item {i}")

# Configure the Scrollbar
scrollbar.config(command=listbox.yview)

root.mainloop()

4. Tkinter ListBox with vertical scrollbar:

To create a ListBox with a vertical scrollbar, use the Listbox widget and configure it with a Scrollbar widget.

# ... (previous code)

# Example usage
root = tk.Tk()
root.title("ListBox with Vertical Scrollbar Example")

# Create a Scrollbar
scrollbar = ttk.Scrollbar(root, orient="vertical")
scrollbar.pack(side="right", fill="y")

# Create a ListBox with the Scrollbar
listbox = tk.Listbox(root, yscrollcommand=scrollbar.set)
listbox.pack(side="left", fill="both", expand=True)

# Populate the ListBox
for i in range(50):
    listbox.insert("end", f"Item {i}")

# Configure the Scrollbar
scrollbar.config(command=listbox.yview)

root.mainloop()

5. How to make a scrollable ListBox in Tkinter:

To make a scrollable ListBox in Tkinter, use the Listbox widget along with a Scrollbar widget, and configure them accordingly.

# ... (previous code)

# Example usage
root = tk.Tk()
root.title("Make Scrollable ListBox Example")

# Create a Scrollbar
scrollbar = ttk.Scrollbar(root)
scrollbar.pack(side="right", fill="y")

# Create a ListBox with the Scrollbar
listbox = tk.Listbox(root, yscrollcommand=scrollbar.set)
listbox.pack(side="left", fill="both", expand=True)

# Populate the ListBox
for i in range(50):
    listbox.insert("end", f"Item {i}")

# Configure the Scrollbar
scrollbar.config(command=listbox.yview)

root.mainloop()

6. Adding scrollbar to Tkinter ListBox:

Adding a scrollbar to a ListBox in Tkinter involves using the Scrollbar widget and configuring it with the yscrollcommand of the Listbox.

# ... (previous code)

# Example usage
root = tk.Tk()
root.title("Add Scrollbar to ListBox Example")

# Create a Scrollbar
scrollbar = ttk.Scrollbar(root)
scrollbar.pack(side="right", fill="y")

# Create a ListBox with the Scrollbar
listbox = tk.Listbox(root, yscrollcommand=scrollbar.set)
listbox.pack(side="left", fill="both", expand=True)

# Populate the ListBox
for i in range(50):
    listbox.insert("end", f"Item {i}")

# Configure the Scrollbar
scrollbar.config(command=listbox.yview)

root.mainloop()

7. Python Tkinter scrollable listbox widget:

To create a scrollable ListBox widget in Tkinter, use the Listbox and Scrollbar widgets and configure them accordingly.

# ... (previous code)

# Example usage
root = tk.Tk()
root.title("Scrollable ListBox Widget Example")

# Create a Scrollbar
scrollbar = ttk.Scrollbar(root)
scrollbar.pack(side="right", fill="y")

# Create a ListBox with the Scrollbar
listbox = tk.Listbox(root, yscrollcommand=scrollbar.set)
listbox.pack(side="left", fill="both", expand=True)

# Populate the ListBox
for i in range(50):
    listbox.insert("end", f"Item {i}")

# Configure the Scrollbar
scrollbar.config(command=listbox.yview)

root.mainloop()

8. Tkinter scrollbar for list widget:

To add a scrollbar for a list widget in Tkinter, use the Scrollbar widget and configure it with the yscrollcommand of the Listbox.

# ... (previous code)

# Example usage
root = tk.Tk()
root.title("Scrollbar for List Widget Example")

# Create a Scrollbar
scrollbar = ttk.Scrollbar(root)
scrollbar.pack(side="right", fill="y")

# Create a ListBox with the Scrollbar
listbox = tk.Listbox(root, yscrollcommand=scrollbar.set)
listbox.pack(side="left", fill="both", expand=True)

# Populate the ListBox
for i in range(50):
    listbox.insert("end", f"Item {i}")

# Configure the Scrollbar
scrollbar.config(command=listbox.yview)

root.mainloop()

9. Customizing scrollable ListBox in Tkinter:

Customizing a scrollable ListBox in Tkinter involves configuring the Listbox and Scrollbar widgets with custom options.

# ... (previous code)

# Example usage
root = tk.Tk()
root.title("Custom Scrollable ListBox Example")

# Create a Scrollbar
scrollbar = ttk.Scrollbar(root, style="TScrollbar")
scrollbar.pack(side="right", fill="y")

# Create a ListBox with the Scrollbar
listbox = tk.Listbox(root, yscrollcommand=scrollbar.set, selectbackground="yellow", selectmode="multiple")
listbox.pack(side="left", fill="both", expand=True)

# Populate the ListBox
for i in range(50):
    listbox.insert("end", f"Item {i}")

# Configure the Scrollbar
scrollbar.config(command=listbox.yview)

root.mainloop()