Python Tkinter Treeview: Building a Hierarchical list widget
Write a Python GUI program to create a Treeview widget displaying a hierarchical list of items using tkinter module.
Sample Solution:
Python Code:
Explanation:
In the exercise above -
- First we create three functions (create_tab1(), create_tab2(), and create_tab3()) that create content for each tab.
- Next we create a tk.Tk() instance as the main window and a ttk.Notebook to hold the tabs.
- Three tabs (tab1, tab2, and tab3) are created as ttk.Frame widgets and added to the notebook using the add method.
- Save the ID of the root item in the variable 'root_item'.
- When adding child items, we use 'root_item' as the parent.
- The notebook is packed into the main window, and the main event loop is started with root.mainloop().
Sample Output:
Flowchart:


Python Code Editor:
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