Exercises, examples and other material relating to training module T218. This topic is presented on public course
Tcl/Tk
Tcl - the Tk Toolkit - The Graphic Application of Tcl through Tk
This course takes the programmer who's already
learnt to program in Tcl forward into the ... http://www.wellho.net/course/tkfull.html [course] |
"You can acheive in 20 lines of Tcl/Tk something that would take twice that using another GUI system." That claim might be a bit aggressive, but here ... http://www.wellho.net/mouth/212_Tcl- ... ample.html [short article] |
Have you ever tried to fill or expand a grid in Tcl/Tk to fill the available space left by wider or taller widgets to the die, or when the window expands, ... http://www.wellho.net/mouth/1335_Exp ... cl-Tk.html [short article] |
Using Tk (in Tcl or in Perl), you create a number of components that you want to display as part of your GUI (Graphic User Interface) using commands such ... http://www.wellho.net/mouth/787_Tk-l ... -grid.html [short article] |
pack .this .that -expand true -fill both
Why are there two different options expand and fill? Are they both needed?
expand causes a widget to expand ... http://www.wellho.net/mouth/1470_fil ... mmand.html [short article] |
Fighting packs and grids - Tk under Tcl, Perl, Python
You'll use pack OR grid to place components into your frame in a Tcl/Tk application. You may use ... http://www.wellho.net/mouth/1340_Tk- ... thon-.html [short article] |
In a Tk appllication, you'll define a number of widgets (components) that you want in your GUI - your "Graphic User Interface". That's all very well ... http://www.wellho.net/mouth/445_Sticky-news.html [short article] |
A Tk Graphic User Interface comprises a number of component elements known as widgets. Geometry managers allow the programmer to control the layout of the widgets within the windows, and to specify how the layout is to be changed should the widgets be of uneven size or if the window is resized.
This topic is presented on public course
Tcl/Tk
Examples from our training material
| numpad | Laying out a numeric keypad on a grid |
| tk_l2 | Grid geometry manager, showing cell size via colour |
| tk_l3 | Grid geometry manager, expanding cells via -sticky news |
| tk_l4 | Grid geometry manager - column weights to control resize behaviour |
| tk_log | Grid geometry manager - first example |
| tk_wh2 | Grid geometry manager - cells spanning multiple rows and columns |
| tk_wh3 | An example of the place geometry manager in use |
| tk_which | Grid geometry manager, using -rowspan and -columnspan |
Background information
You may
download this module as a sample of our material
Topics covered in this module
The grid geometry manager.
Sizing and filling cells.
Managing rows and columns.
Cells that span several rows or columns.
Placing geometry.
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