#Python tkinter treeview intextheadings list how to#
#Python tkinter treeview intextheadings list code#

#Python tkinter treeview intextheadings list how to#

The following program illustrates how to use the TreeView widget to display hierarchical data: import tkinter as tk

#Python tkinter treeview intextheadings list code#

lumn( 'email', width= 200, anchor=tk.CENTER) Code language: JavaScript ( javascript ) Using Tkinter Treeview to display hierarchical data lumn( 'last_name', width= 100, anchor=tk.W) It also set the anchor for the item in each column accordingly: lumn( 'first_name', width= 100, anchor=tk.W)

The following example sets the width for the first name and last name column to 100 and the email to 200. column( size, width, anchor) Code language: CSS ( css ) To change the size of a column and anchor of the item, you can use the column() method of the Treeview object: tree. (selected_item) Code language: Python ( python ) Customizing columns To get the selected item, you use the selection() method of the Treeview object: def item_selected (self, event): for selected_item in (): Second, delete the selected item from the tree. Clicking an item will delete it from the tree: import tkinter as tkĪpp.mainloop() Code language: Python ( python )įirst, bind the item selected event: tree.bind( '>', em_selected) Code language: Python ( python ) The following program shows a Treeview with some items. To delete an item from Treeview, you use the delete() method of the Treeview object. Tree.insert( '', 0, values=( 'Alice', 'Garcia', ' '))Īpp.mainloop() Code language: Python ( python ) Deleting items from a Treeview Tree = ttk.Treeview(self, columns=columns, show= 'headings') The following program illustrates how to add items to the Treeview: import tkinter as tk To add an item at the beginning of the list, you use zero ( 0) instead of tk.END constant: tree.insert( '', 0, values=contact) Code language: Python ( python ) The following example adds an item at the end of the item list: tree.insert( '', tk.END, values=contact) Code language: Python ( python ) To add an item (or a row) to a Treeview widget, you use the insert() method of the Treeview widget object. Showinfo(title= 'Information', message= ','.join(record))Ĭode language: Python ( python ) Adding an item to the Treeview widget Tree.heading( 'last_name', text= 'Last Name')Ĭontacts.append(( f'first ', f'email add data to the treeview for contact in contacts:ĭef item_selected (self, event): for selected_item in (): Tree.heading( 'first_name', text= 'First Name') Tree = ttk.Treeview(root, columns=columns, show= 'headings') The following program shows how to use the Treeview widget to display tabular data: import tkinter as tkĬolumns = ( 'first_name', 'last_name', 'email') Using Tkinter Treeview to display tabular data The first row of the Treeview consists of headings that identify each column by a name. The remaining columns contain values of each row.

The first column may contain text and an icon that indicates whether it can be expansible or not. To create a Treeview widget, you use the ttk.Treeview class: tree = ttk.Treeview(container, **options) Code language: Python ( python )Ī Treeview widget holds a list of items. Introduction to the Tkinter Treeview widgetĪ Treeview widget allows you to display data in both tabular and hierarchical structures. Summary: in this tutorial, you’ll learn about the Tkinter Treeview widget and how to use it to display both tabular and hierarchical data.