Tcl tk canvas tutorial android

If this option is specified then it provides a Tcl command to execute each time the menu is posted. The command is invoked by the post widget command before posting the menu. Note that in Tk 8.0 on Macintosh and Windows, all post-commands in a system of menus are executed before any of those menus are posted.

TCL is shell application that reads TCL command from its standard input or from a file and gives desired results. TCL is string based scripting language and also a procedural language. It was first created by John Osterhout in 1989. The purpose of developing this language is easy embedded inti This tutorial will quickly get you up and running with the latest Tk from Tcl, Ruby, Perl or Python on Mac, Windows or Linux. It provides all the essentials about core Tk concepts, the various widgets, layout, events and more that you need for your application. This tutorial will quickly get you up and running with the latest Tk from Tcl, Ruby, Perl or Python on Mac, Windows or Linux. It provides all the essentials about core Tk concepts, the various widgets, layout, events and more that you need for your application. The Tk Canvas Widget The canvas widget in the Tk Graphical User Interface toolkit is a free software tool used to present graphical data. Like the Tk text widget, which I discussed in my previous article, the canvas widget is accessible from most modern scripting languages including Tcl, Perl and Python. It provides those languages with a best of Using the tcl/tk canvas that ships with it as standard, and no hardware acceleration or magical code, this demo shows how to do a sort of zooming using just scaling all objects that are on the canvas. Hi, Ala, :) On Tue, 4 Mar 2003, Ala Qumsieh wrote: > Ever wanted to interactively resize or move Canvas rectangles? If > so, then this tutorial is for you. Thank you for posting this! How handy! I must admit I haven't had need for this functionality (heck, I haven't written a serious Perl/Tk app yet