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1 | # listbox.tcl -- |
2 | # | |
3 | # This file contains Tcl procedures used to manage Tk listboxes. | |
4 | # | |
5 | # $Header: /user6/ouster/wish/scripts/RCS/listbox.tcl,v 1.2 92/06/03 15:21:28 ouster Exp $ SPRITE (Berkeley) | |
6 | # | |
7 | # Copyright 1992 Regents of the University of California | |
8 | # Permission to use, copy, modify, and distribute this | |
9 | # software and its documentation for any purpose and without | |
10 | # fee is hereby granted, provided that this copyright | |
11 | # notice appears in all copies. The University of California | |
12 | # makes no representations about the suitability of this | |
13 | # software for any purpose. It is provided "as is" without | |
14 | # express or implied warranty. | |
15 | # | |
16 | ||
17 | # The procedure below may be invoked to change the behavior of | |
18 | # listboxes so that only a single item may be selected at once. | |
19 | # The arguments give one or more windows whose behavior should | |
20 | # be changed; if one of the arguments is "Listbox" then the default | |
21 | # behavior is changed for all listboxes. | |
22 | ||
23 | proc tk_listboxSingleSelect args { | |
24 | foreach w $args { | |
25 | bind $w <B1-Motion> {%W select from [%W nearest %y]} | |
26 | bind $w <Shift-1> {%W select from [%W nearest %y]} | |
27 | bind $w <Shift-B1-Motion> {%W select from [%W nearest %y]} | |
28 | } | |
29 | } |