Book Image

Tkinter GUI Application Development Blueprints

By : Bhaskar Chaudhary
Book Image

Tkinter GUI Application Development Blueprints

By: Bhaskar Chaudhary

Overview of this book

Tkinter is the built-in GUI package that comes with standard Python distributions. It is a cross-platform package, which means you build once and deploy everywhere. It is simple to use and intuitive in nature, making it suitable for programmers and non-programmers alike. This book will help you master the art of GUI programming. It delivers the bigger picture of GUI programming by building real-world, productive, and fun applications such as a text editor, drum machine, game of chess, media player, drawing application, chat application, screen saver, port scanner, and many more. In every project, you will build on the skills acquired in the previous project and gain more expertise. You will learn to write multithreaded programs, network programs, database driven programs and more. You will also get to know the modern best practices involved in writing GUI apps. With its rich source of sample code, you can build upon the knowledge gained with this book and use it in your own projects in the discipline of your choice.
Table of Contents (15 chapters)
Tkinter GUI Application Development Blueprints
About the Author
About the Reviewers

Adding functionality to menu items

Recall that, at the time of creating our menu using the Framework class, we created empty methods that were linked to our menu items. We now modify those empty methods to make them functional (see code

File | New Menu: The canvas delete method can be used to delete an item, given an item-specifier. Here we use ALL to delete all items from the canvas:

    def on_new_file_menu_clicked(self, event=None):

    def start_new_project(self):

File | Save, File | Save As: Tkinter lets you save canvas objects as a postscript file using the command postscript(). Note, however, that the resulting postscript file cannot save images or any widgets embedded on the canvas. Further, note that the pickling of Tkinter widgets or saving to .jpg or .png formats is not possible. This is one of the major limitations of Tkinter...