61683-9 Completely-updated Tcl/Tk best-seller! Extensive new coverage of UNIX, Windows and Macintosh Tcl/Tk. Authored by a member of the Tcl/Tk development team, Practical Programming in Tcl and Tk is the most comprehensive, practical guide to Tcl and Tk available. Beginners can rely on this book for a thorough, well-organized introduction-and experts will gain insight from the extensive programming tips and examples. Tcl/Tk insider Brent Welch begins by introducing Tcl and the fundamental mechanisms that characterize it. It presents both basic and advanced coding techniques, describes Tcl's interface to the operating system, and the script library facility. He introduces Tk and the relevant aspects of graphical interface programming, presenting examples and sample widgets. Along the way, he shows experienced developers how Tcl and Tk have evolved-and how to take full advantage of its new capabilities. You'll find extensive coverage of user interface development, including techniques for creating user interfaces that run on all major desktop platforms. Welch reviews Tcl's improved network support, as well as Safe Tcl and its recent enhancements.He also covers advanced topics such as C programming with the Tk toolkit. Finally, the book covers the new Tcl 8.0 compiler and the Tcl/Tk plug-in for both Netscape Navigator and Microsoft Explorer. The accompanying CD-ROM includes all the source code in the book, plus an extensive library of Tcl/Tk and Tcl freeware for Windows 95, UNIX, Macintosh, Windows 3.1 and Windows NT. Whether you're a current Tcl/Tk programmer, or a developer searching for a convenient, powerful multiplatform scripting language, Practical Programming in Tcl and Tk delivers exactly what you're looking for. "This is an excellent book, loaded with useful examples. Newcomers to Tk will find the widget descriptions particularly helpful." John Ousterhout, Professor of Computer Science, University of California at Berkeley and Creator of Tcl and Tk "Brent Welch fills an important need for an introduction to Tcl/Tk with an applied focus and with coverage of many of the useful extensions available ...I recommended this book to my new students ...and I keep a copy handy for my own use." Joseph A. Konstan, Professor of Computer Science, University of Minnesota.