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Introduction to the ttk styles A theme of a collection of styles that determine the appearances of Tkinter widgets. A style is a description of the appearance of a widget class. Typically, a theme comes with a predefined set of styles. Therefore, to change the appearance of ttk widgets, you can: Generally, theContinue Reading

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Introduction to Tkinter ttk themes In Tkinter, a theme determines the “look & feel” of all the widgets. It’s a collection of styles for all the ttk widgets. A style specifies the appearance of a widget class e.g., a Button. Each theme comes with a set of styles. It’s possible to change theContinue Reading

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Introduction to the Tkinter OptionMenu widget The OptionMenu widget provides you with a predefined set of options in a drop-down menu. To create a new OptionMenu widget, you use the OptionMenu constructor: OptionMenu(container, variable, default=None, *values, **kwargs)Code language: Python (python) The OptionMenu constructor accepts a number of parameters: The OptionMenu allows you to change the direction of the drop-down menu via the direction option.Continue Reading

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Introduction to the Menubutton widget A Menubutton widget is a combination of a Button and a Menu widget. When you click the Menubutton, it shows a menu with choices. For example: To create a Menubutton widget, you follow these steps: First, create a MenuButton widget: menu_button = ttk.Menubutton(container, **options)Code language: Python (python) Second, create a new instance of the Menu class: menu = tk.Menu(menu_button, tearoff=False)CodeContinue Reading

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When an application contains a lot of functions, you need to use menus to organize them for easier navigation. Typically, you use a menu to group closely related operations. For example, you can find the File menu in most text editors. Tkinter natively supports menus. It displays menus with theContinue Reading

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Introduction to the Tkinter color chooser dialog To display a native color chooser dialog, you use the tkinter.colorchooser module. First, import the askcolor() function from the tkinter.colorchooser module: from tkinter.colorchooser import askcolorCode language: Python (python) Second, call the askcolor() function to display the color chooser dialog: askcolor(color=None, **options)Code language: Python (python) If you select a color, the askcolor() function returnsContinue Reading

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Introduction to the Tkinter Open File Dialog functions When developing a Tkinter application that deals with the file system, you need to provide a dialog that allows file selections. To do that, you can use the tkinter.filedialog module. The following steps show how to display an open file dialog: First, import the tkinter.filedialog module:Continue Reading

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Introduction to the Tkinter askokcancel() function The askokcancel() function shows a confirmation dialog that has two buttons: OK and Cancel. answer = askokcancel(title, message, **options)Code language: Python (python) If you click the OK button, the function returns True. However, if you click the Cancel button, the function returns False. Tkinter askokcancel() example The following program shows a Delete All button. If you clickContinue Reading