TkInter callback - how to ?
Michael P. Reilly
arcege at shore.net
Wed Jun 23 22:48:03 CEST 1999
bernard <bh at cellware.de> wrote:
: I have an array of buttons (a keypad) all using the same callback
: function - is there any way of finding out which button invoked
: the callback ? I suppose I am looking for a tcl/tk solution
: something like
: -command "myCallback $thisButton"
: but tkInter only seems to provide
: -command myCallback
: Any help welcome
for index in range(5):
button = Button(None,
text='%d' % index,
command=lambda i=index: myCallback(i)
Generally it is easier to give it a bound method or other callable object
with the needed information.
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