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Articles by Dev Prakash Sharma
414 articles
How to align text to the left in Tkinter Label?
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 ...
Read MoreHow to resize an Entry Box by height in Tkinter?
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 ...
Read MoreHow to handle a Button click event in Tkinter?
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 ...
Read MoreHow to add text inside a Tkinter Canvas?
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 ...
Read MoreTaking input from the user in Tkinter
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) ...
Read MoreHow to clear the Entry widget after a button is pressed in Tkinter?
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 ...
Read MoreHow to convert PDF files to Excel files using Python?
Python has a large set of libraries for handling different types of operations. Through this article, we will see how to convert a pdf file to an Excel file. There are various packages are available in Python to convert pdf to CSV but we will use the tabula-py module. The major part of tabula-py is written in Java that reads the pdf document and converts the Python DataFrame into a JSON object.In order to work with tabula-py, we must have java preinstalled in our system. Now, to convert the pdf file to csv we will follow the steps-First, install the ...
Read MoreChanging the background color of a tkinter window using colorchooser module
Tkinter offers a wide variety of modules and class libraries using which we can create fully functional applications. Tkinter also provides widgets to build the components and skeletons of an application. The colorchooser module in tkinter is one of them which provides a huge set of colors so that users can pick and set the background color of widgets based on their preference.To add the colorchooser functionality in your application, you have to first import this module in your program using "from tkinter import colorchooser". Next, create a variable to display a color palette using colorchooser.askuser().Since all the colors in ...
Read MoreHow do I paste the copied text from the keyboard in Python?
Python offers many built-in libraries and modules which provides a way to implement the additional features in developing various python applications. pyperclip is one of the cross-platform python modules to implement the copyandpaste operation in any Python application. To use it in Python application, you've to install it using the following command, pip install pyperclipThe practical use-case can be implemented by developing an application which copies the text from the clipboard and displays on the screen. Additionally, we can also display the copied text in an Entry widget or Text widget which accepts the user input in the form of ...
Read MoreHow to highlight a tkinter button in macOS?
Tkinter is a Python based GUI toolkit that is used to develop desktopbased applications. You can build the different components of an application using tkinter widgets. Tkinter programs are reliable and support crossplatform mechanisms through which a particular application can run on multiple platforms and operating systems. However, there are some of functions and class libraries that work perfectly on Windows but may not work on a Linux system.Tkinter Button widget, specifically in macOS, creates nativelooking buttons that can be customized by using the library functions and parameters available in tkinter. However, you can customize the button by highlighting it ...
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