November 1999
Intermediate to advanced
832 pages
19h 28m
English
Content preview from Practical Programming in Tcl & Tk, Third EditionBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Saving and Loading Bindings
All that remains is the actual change or definition of a binding and some way to remember the bindings the next time the application is run. The BindDefine procedure attempts a bind command that uses the contents of the entries. If it succeeds, then the edit window is removed by unpacking it.
The bindings are saved by Bind_Save as a series of Tcl commands that define the bindings. It is crucial that the list command be used to construct the commands properly.
Bind_Read uses the source command to read the saved commands. The application must call Bind_Read as part of its initialization to get the customized bindings for the widget or class. It also must provide a way to invoke Bind_Interface, such as a button, menu ...
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.