Tkinter Articles

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Check if Toplevel() object exists in tkinter?

Gaurav Leekha
Gaurav Leekha
Updated on 04-Dec-2023 4K+ Views

Tkinter is a popular Python library for creating graphical user interfaces (GUIs). It provides a wide range of widgets and features to build interactive applications. One commonly encountered scenario is the need to check if a Toplevel() object exists in Tkinter. This article aims to guide you through the process of determining the existence of a Toplevel() window in Tkinter. We will explore different techniques and provide practical examples to help you effectively check the presence of a Toplevel() object in your Tkinter application. Understanding Toplevel() in Tkinter Before delving into how to check the existence of a Toplevel() object, let's first ...

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Align buttons and labels in each row with Tkinter

Gaurav Leekha
Gaurav Leekha
Updated on 04-Dec-2023 5K+ Views

Tkinter is a popular Python GUI toolkit that provides a wide range of widgets for building graphical user interfaces. When designing an application with Tkinter, it is common to have rows of buttons and labels that need to be aligned properly. Aligning these elements ensures a clean and organized layout, enhancing the overall user experience. In this article, we will explore how to align buttons and labels in each row using Tkinter. We will provide a step-by-step guide and a complete implementation example to demonstrate this process. Understanding Row Alignment in Tkinter Tkinter offers various layout managers, such as grid, ...

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How to align text to the left in Tkinter Label?

Dev Prakash Sharma
Dev Prakash Sharma
Updated on 22-Oct-2023 28K+ Views

Tkinter Label widget can be aligned using the anchor attributes. In order to calculate the accommodate spacing and alignment of the widget, anchor would help in a better way. Anchor provides several options such as N, W, S, E, NW, NE. SW, SE which can be defined in the pack manager itself.ExampleIn the following example, we will align the Label text of an application to the left by adding the anchor attribute towards “w” direction.#Import the required library from tkinter import* #Create an instance of tkinter frame win= Tk() #Set the geometry win.geometry("750x250") #Create a Label Widget Label(win, text= "New ...

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Message Encode-Decode using Python Tkinter

Dr Ruqaiya Khanam
Dr Ruqaiya Khanam
Updated on 18-Oct-2023 529 Views

In this article, the user will understand how to encode-decode messages in python. Users can enter a message and select the desired option whether to encrypt or decode it. The encode or decoded message would be depicted on GUI window after clicking on the respective button. The Tkinter module would be used to develop interactive GUI applications. The code creates a straightforward GUI window with an input entry field, two encoding and decoding buttons, and an output label to show the outcome. Message Encode-Decode Using Python Tkinter Code Explanation and Design Steps − Step 1 − Open Jupyter Notebook ...

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iconphoto() method in Tkinter - Python

Rohan Singh
Rohan Singh
Updated on 16-Oct-2023 2K+ Views

Tkinter is a Python library that is used for creating graphical user interfaces (GUIs). Tkinter provides various methods and functionalities to enhance and customize the appearance of the GUI application window. The iconphoto() method is used to set icons for the Tkinter application window. In this article, we will understand how the iconphoto() method is used set icons for the GUI application window created using tkinter. Understanding the iconphoto() Method The iconphoto() method in the tkinter is used to set icons for the tkinter window. Usually, the icon of the application is visible on the application title bar, taskbar, and ...

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How to resize an Entry Box by height in Tkinter?

Dev Prakash Sharma
Dev Prakash Sharma
Updated on 04-Oct-2023 38K+ Views

An Entry widget in a Tkinter application supports singleline user inputs. You can configure the size of an Entry widget such as its width using the width property. However, tkinter has no height property to set the height of an Entry widget. To set the height, you can use the font('font_name', font-size) property. The font size of the text in an Entry widget always works as a height of the Entry widget.ExampleLet us take an example to understand this more clearly. Follow the steps given below −Import the required librariesCreate an Entry widget, set its width and height by specifying ...

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How to handle a Button click event in Tkinter?

Dev Prakash Sharma
Dev Prakash Sharma
Updated on 14-Sep-2023 41K+ Views

Sometimes, handling events in a Tkinter application can become a daunting task for us. We have to manage the action and events which need to be executed at the time of running the application. The Button widget is useful for handling such events. We can use Button widget to perform a certain task or event by passing the callback in the command.While giving the command to the Button widget, we can have an optional lambda or anonymous functions which interpret to ignore any errors in the program. These are just like a general function but they don't have any function ...

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How to add text inside a Tkinter Canvas?

Dev Prakash Sharma
Dev Prakash Sharma
Updated on 14-Sep-2023 47K+ Views

Canvas is undoubtedly one of the most versatile widgets in Tkinter. With Canvas, we can create shapes, texts, animate stuff, modeling 3D shapes, modeling simulations, and many more.In order to add text inside a tkinter frame, we can use the create_text() method. We can define create_text() by adding values of font, text, and other options such as create_text(x, y, font, text, options….).Example#Import the required library from tkinter import * #Create an instance of tkinter frame win= Tk() #Set the geometry win.geometry("750x280") #Create a canvas object canvas= Canvas(win, width= 1000, height= 750, bg="SpringGreen2") #Add a text in ...

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Taking input from the user in Tkinter

Dev Prakash Sharma
Dev Prakash Sharma
Updated on 14-Sep-2023 42K+ Views

There might be times when we need to take the user input in our Tkinter application. We can get the user Input in a Single Line text input through the Entry widget using get() method. To display the Captured input, we can either print the message on the screen or display the input with the help of the Label widget.Example#Import the required Libraries from tkinter import * from tkinter import ttk #Create an instance of Tkinter frame win= Tk() #Set the geometry of Tkinter frame win.geometry("750x250") def display_text():    global entry    string= entry.get()    label.configure(text=string) ...

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How to clear the Entry widget after a button is pressed in Tkinter?

Dev Prakash Sharma
Dev Prakash Sharma
Updated on 09-Sep-2023 46K+ Views

Tkinter Entry widgets are used to display a single line text that is generally taken in the form of user Input. We can clear the content of Entry widget by defining a method delete(0, END) which aims to clear all the content in the range. The method can be invoked by defining a function which can be used by creating a Button Object.ExampleIn this example, we have created an entry widget and a button that can be used to clear all the content from the widget.#Import the required libraries from tkinter import * #Create an instance of tkinter frame ...

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