This package collects methods which apply to callbacks.
- This package is not yet a class.
Author: MARCO
date: 21.11.2007
History
21.11.2007 mam First draft
user_methods list of the method's names
callbacks list of the callbacks
subroutineNames list of the subroutine's names
allCallbackNames list of all names (sorted ascending)
All properties return array or ref to array depending on context
clearSubroutineNames
clearCallbacks
clearUser_methods
Check if the entered callback code is supported.
- Supported code formats are
-
format 1 \&callback
format 2 [\&callback,args] args := %name, @name,@_ lois of $vars
format 4 ['callback',args]
format 8 sub {codeblock} i.e. sub {$rc = 0 if($error); &do_exit($rc)}
- Arguments
-
String containing the callback code.
- Returns
-
Format number (1,2,4,8) of the recognized code or undef otherwise.
- Notes
-
None.
This methods handle command event while the clickTk session.
It get called when the user clicks on a widget in the preview.
It prevents that the application's callback, specified in the widget option get called.
