[Interest] [Qt iOS - QTBUG-101568] Application takes several seconds to become responsive depending on the number of items in scene

[ekke]

Hi Nuno,

you're right - this is a very different use-case from mine
ekke

Am 12.04.22 um 13:40 schrieb Nuno Santos:
> Ekke,
>
> Thanks for your reply.
>
> While many apps are just text, some images, and are divide in several 
> pages, our apps have hundreds of controls in the front page. Using 
> loaders is also not always an options as loaders can take too much 
> time to load depending on its contents, which is also not pleasant for 
> UX.
>
> I don’t have a easy way of telling how many items are in the image 
> below, but it should be several thousands of items loaded at startup, 
> but one thing I’m sure, it is not a problem in windows, osx and android.
>
>
>
>
>
> Regards,
>
> Nuno
>
>> On 12 Apr 2022, at 12:28, ekke <ekke at ekkes-corner.org> wrote:
>>
>> I noticed that since some time iOS apps are really slow in debug mode 
>> (not only at startup), but run fast in release mode (with compiler on)
>> (5.15.7 - will use 5.15.9 soon)
>>
>> BTW: I never have situations where per ex at start-of-app a repeater 
>> creates many objects, normaly first page the user will see is a 
>> LoginPage or a HomePage with less objects
>> follow-up Pages are loaded most times using Loader
>> ekke
>> Am 12.04.22 um 13:07 schrieb Nuno Santos:
>>> Hi,
>>>
>>> I have a problem were all my apps take several seconds to become 
>>> responsive. The more complex the app is, the more time it takes to 
>>> get responsive to touch. This didn’t used to be this way.
>>>
>>> I can easily demonstrate the issue happening with a simple example, 
>>> which does not happen in Windows or Android, only iOS:
>>>
>>> https://bugreports.qt.io/browse/QTBUG-101568
>>>
>>> Is anyone else having this issue?
>>>
>>> I think this issue is particular severe for anyone who has complex 
>>> applications on iOS.
>>>
>>> Looking forward to hear the community thoughts about it.
>>>
>>> Best,
>>>
>>> Nuno
>>>
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>>
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