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Python Articles
Page 655 of 852
How to get an element to stick to the bottom-right corner in Tkinter?
Tkinter has many inbuilt features, functions, and methods that we can use to construct the GUI of an application. It is necessary to know how we can set the position of a particular widget in the application so that it becomes responsive in nature.Tkinter also provides geometry managers through which we can set the position of elements and widgets. The Place geometry manager is used for configuring the position of complex widgets.ExampleLet us suppose that we want our widget position to the bottom-right of the application window, then we can use place geometry manager with anchor property.# Import the required ...
Read MoreHow to align text to the right in ttk Treeview widget?
The Treeview widget is used to display the data in a hierarchical structure. Generally, the data is represented through the table that contains a set of rows and columns. We can add the data in the form of a table with the help of the Treeview widget.To configure the position of the item in the column, we can use the anchor property. It sets the position of the Treeview widget column with the given value. Each row in the table is associated with a column. To align the text of the rows towards the right, we can use the anchor ...
Read MoreHow to make Tkinter Window appear in the taskbar?
A System Tray application is always created on the taskbar. Whenever an application is closed by the user, it will get its state running on the taskbar. To identify a System Tray application, we can provide an image or icon to its application.To create a System Tray icon of a Tkinter application, we can use the pystray module in Python. It has many inbuilt functions and methods that can be used to configure the System Tray icon of the application.To install pystray in your machine, you can type "pip install pystray" command in your shell or command prompt.To create a ...
Read MoreHow to change the background color of a Treeview in Tkinter?
The Treeview widget is designed to display the data in a hierarchical structure. It can be used to display the directories, child directories or files in the form of a list. The items present in the Listbox are called Listbox items.The treeview widget includes many properties and attributes through which we can change or modify its default properties. We can change the background of a treeview widget by defining the 'background' property in the constructor.Example# Import the required libraries from tkinter import * from tkinter import ttk # Create an instance of tkinter frame or window win = Tk() ...
Read MoreHow to clear a Tkinter ListBox?
To create a list of items with a scrollable widget, Tkinter provides the Listbox widget. With the Listbox widget, we can create a list that contains items called List items. Depending upon the configuration, the user can select one or multiple items from the list.If we want to clear the items in the Listbox widget, we can use the delete(0, END) method. Besides deleting all the items in the Listbox, we can delete a single item as well by selecting an item from the Listbox, i.e., by using currselection() method to select an item and delete it using the delete() ...
Read MoreHow can I set the row height in Tkinter TreeView?
The treeview widget in Tkinter provides a way to represent the data in a hierarchical structure. With the Treeview widget, we can insert our data in the form of a table. The table can have rows and columns in which we can insert the data instantly.We can also configure the properties of the treeview widget such as its color, size, column width, height, row width & height, etc. To set the row height of the Treeview widget, you can create an instance of ttk themed widget where you can specify the rowheight property. The rowheight property will add internal padding ...
Read MoreHow do I use Window Manager (wm) attributes in Tkinter?
The Window Manager is a toolkit available in Tcl/Tk that can be accessed with the command 'wm'. The 'wm' command allows you to set the appearance and geometry of the Tkinter window. We can control the title, color, size, and other attributes with this command. The 'wm' command has numerous keywords that can be used to modify its property.Example# Import the required library from tkinter import * from tkinter import ttk from tkinter import messagebox # Create an instance of tkinter frame win=Tk() # Set the geometry win.geometry("700x350") Label(win, text="This window is disabled.", font=("Calibri, 24")).pack() ...
Read MoreHow to add a separator in Menu item in Tkinter?
The Tkinter Menu widget is used to create a dropdown menu in an application. With menu widgets, we can select an item from the menu and run a specific task in the application.In many applications, we see a dotted separator line that separates the menu items in the menu. The separator separates the menu item of one type from another, and we can use it to visualize the hierarchy of the menu items. To create a separator among the menu items, you can use the add_separator() method.Example# Import the required libraries from tkinter import * from tkinter import ttk ...
Read MoreHow to draw a dot on a canvas on a click event in Tkinter Python?
Consider a case for creating a GUI application such that when we click on the window with a mouse button, it stores the coordinates and draws a dot. Tkinter provides events that allow the user to bind the keys or buttons with the functions.To draw a dot on click event, we can follow these general steps −Create a canvas widget and pack it to display in the window.Define a function draw_dot() that works as the event when the user does the click event.Create a global variable that counts the number of clicks in the canvas.If the count becomes two, then ...
Read MoreHow to change the width of a Frame dynamically in Tkinter?
The frame widget in Tkinter works like a container where we can place widgets and all the other GUI components. To change the frame width dynamically, we can use the configure() method and define the width property in it.ExampleIn this example, we have created a button that is packed inside the main window and whenever we click the button, it will update the width of the frame.# Import the required libraries from tkinter import * from tkinter import ttk # Create an instance of tkinter frame or window win=Tk() # Set the size of the window win.geometry("700x350") ...
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