I've recently been doing some work on updating the user interface of Python's IDLE development environment, changes I hope will find their way back into the main repository. This will also be integrated as a new case study chapter in the tutorial. Here is an early peek at what's happened so far...
Information you need to build high-quality Tk user interfaces.
If you've found the material on this site useful, please consider purchasing this e-book (only $10), which is based on the Python material in the tutorial. Doing so helps me maintain and update this site. Thank you very much!
- Tk Backgrounder
- Installing Tk
- Widget Roundup
- Languages Using Tk
- Official Tk Command Reference
(Tcl-oriented; at www.tcl.tk)