[Interest] What is the difference.

[william.crocker at analog.com]

On 09/22/2014 11:32 AM, Thiago Macieira wrote:
> On Monday 22 September 2014 11:25:11 william.crocker at analog.com wrote:
>>> It creates a QApplication, which enables a bunch of backend things,
>>> without
>>> also connecting to the display server.
>>
>> When my normally-GUI application is run "off-line"
>> (to create plot images in files as opposed to drawing
>> them on the screen) I found that I had to use the
>> second option.
>>
>> I do not remember the specifics... might have had something
>> to do with fontconfig or the use of the QImage class.
>
> Right, that would be part of the "bunch of backend things" I referred to :-)
>
>>
>>> Note that this constructor is removed in Qt 5.
>>
>> Is that another reason why I can never use Qt 5?
>
> That depends. Do those things work in Qt 5 with a regular QCoreApplication?
>

When I can get Qt5 to build on my RHEL5 machine, I will let you know.

Bill