Re: [PATCH] kconfig qconf: port to QT4

[Michal Marek <mmarek@suse.cz>]

On 7.6.2010 19:12, Alexander Stein wrote:
> Hello Michal,
> 
> Am Montag 07 Juni 2010, 14:45:48 schrieb Michal Marek:
>> I've only very little experience with Qt 3 or 4. The patch basically
>> changes most QSomeClass to Q3SomeClass, which is the Qt3-compatible
>> wrapper around QSomeClass. Now is it possible to still support Qt3? E.g.
>> have a header file that #defines Q3SomeClass back to QSomeClass and does
>> similar with the Qt headers, would that be possible? I know that Qt4 has
>> be there for five years already, but if the cost of keeping support for
>> old userspace is not too hight, I would try it.
> 
> I never thought about qt3 compatibility but It seems to me that renaming the 
> qt3 compat classes and revert the header file name changes should suffice to 
> compile against qt3 again. But then somebody else has to do the makefile magic 
> to support both versions. Also which version should be prefered if both are 
> available?

I'd say the Qt4 version, leaving the qt3 for those who have no other
option (and then letting it bitrot once the last user installs Qt4 :-)).


>> BTW, after applying your patch, make xconfig starts ok, but clicking in
>> the main menu does nothing, and if I close the close button, it does not
>> exit, but stops reacting to any input (but it still handles window
>> resize). The qt3 version would display the "Save changes?" dialog here.
> 
> I can click in the window around and closing the window using the X button 
> asks me about saving the changes. Which QT version do you use actually?


Strange, now it works fine. I'll play with it a bit more and then I'll
tell you for sure.

Michal