In this tutorial, we will learn about Python Tkinter ListBox. Tkinter ListBox helps up to show a list of items in application and from this list, user can select multiple options.
Syntax to add Python Tkinter ListBox:
w = ListBox (master, options)
- master: This represents the parent window.
- options: Here is the list of most commonly used options for this widget.
Example Program:
from tkinter import *
mainWindow = Tk()
mainWindow.geometry("300x150")
listBox = Listbox(mainWindow, height="5")
listBox.insert(1, "Android")
listBox.insert(2, "C")
listBox.insert(3, "Java")
listBox.insert(4, "PHP")
listBox.insert(5, "Python")
listBox.insert(6, "Ruby")
listBox.pack()
mainWindow.mainloop()
Various possible options in Python Tkinter ListBox:
| Option | Description |
|---|---|
| bg | This option helps us to set normal background color of widget. |
| bd | This option helps us to set the border size around widget. |
| cursor | This option helps us to set the style of cursor like an arrow, dot etc |
| font | This option helps us to set the style of font. |
| fg | This option helps us to set normal foreground colour of widget. |
| height | This option helps us to set height of widget. |
| highlightcolor | This option is used to set color of list item at time of widget in focus. |
| highlightthickness | This option is used to set the thickness of highlight. |
| relief | This helps us to set the style of the border by which is default Flat. |
| selectbackground | This option is used to set background color for selected text. |
| selectmode | This options helps us to set selectmode of options means how many item a user can select in single time. This option can be set to BROWSE, SINGLE, MULTIPLE, EXTENDED. |
| width | This helps us to set the width of the widget. |
| xscrollcommand | This option used to let the user scroll the Listbox horizontally. |
| yscrollcommand | This option used to let the user scroll the Listbox vertically. |
Python Tkinter ListBox Methods:
After learning about various available options in Python Tkinter ListBox. Its time to check out some available methods for Python Tkinter ListBox widget.
| METHOD | DESCRIPTION |
|---|---|
| activate ( index ) | This method helps us to select lines at the specified index in the method. |
| curselection() | This method returns a tuple with numbers of selected lines in ListBox. In case of nothing selected it will return an empty tuple. |
| delete(first, last = None) | This method is used to delete lines between the mentioned index range. |
| get(first, last = None) | This method is used to get all the items with falls between the mentioned index range. |
| index(i) | This method is used to place a line from the specified index at the top of the widget. |
| insert(index, *elements) | This method is used to add new lines before the specified index. |
| see(index) | This method is used to adjust the position for ListBox to make sure the line at given index is visible. |
| size() | This method returns the total number of lines in the ListBox widget. |
| xview() | This method is used to make ListBox widget horizontally scrollable. |
| yview() | This method is used to make the ListBox widget vertically scrollable. |