September 2009
Intermediate to advanced
816 pages
19h 38m
English
Content preview from Tcl and the Tk Toolkit, Second Edition
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28. More on Configuration Options
Configuration options for widgets were introduced in previous chapters. You can specify configuration options when creating new widgets and modify them with the configure action for widget commands. This chapter describes two additional facilities related to options. The first part of the chapter describes the option database, which can be used to specify default values for options. The second part of the chapter describes the full syntax of the configure widget command; it can be used to retrieve information about options as well as to modify options.
28.1 Commands Presented in This Chapter
This chapter discusses the following commands for manipulating configuration options. For a complete list of the options ...
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