Touchscreen Double tap issue - Xorg

[Povilas Kanapickas]

Hi,

On 6/3/21 1:24 PM, S, Likith wrote:
> Hi ,
> 
> I am writing to you as I am stuck with touchscreen issue I observe
> specifically with Xorg.
> 
> The issue that I am observing is that on doing a double tap on
> touchscreen I am receiving 3 clicks on my application due to which my
> double click functionality is not working properly. I observe this only
> when I use Xorg server but when I configure my device to bootup with
> Xvfb server then I see double tap on touchscreen works fine.
> 
>  
> 
> So the scenario is I do a double tap on touch screen -> I receive two
> press/release events from touch driver (checked via evtest) -> But I
> receive 3 clicks on my qt application.

Have you tested what events you get with xev? Maybe it's bug in Qt.

Cheers,
Povilas