[Interest] QLIneEdit Bug still valid ?

Bo Thorsen bo at fioniasoftware.dk
Thu Jul 19 11:54:38 CEST 2012

Den 17-07-2012 10:22, André Somers skrev:
> Op 17-7-2012 9:45, Tony Rietwyk schreef:
>> >Hi,
>> >
>> >A much easier solution to disconnecting the signals, is to set a flag before calling setText, then check that in the slot.
>> >
>> >Hope that helps,
>> >
>> >Tony
>> >
> Or use QObject::blockSignals(true) on the line edit before you set the
> text, and the same with false afterwards.

Ah, you just hit one of my pet peeves :) When doing stuff like this, 
create a class for it. Simpler to reuse and exception safe. For this 
exact problem (blockSignals) I have the code on my blog:


The code is trivial. But getting the habit of using objects for this 
kind of problem is pretty important.

Bo Thorsen,
Fionia Software.


Expert Qt and C++ developer for hire
Contact me if you need expert Qt help

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