[meta-freescale] Yacto rootfs: multi-touch message cannot handled by "close" button

Daiane Angolini daiane.angolini at freescale.com
Mon Sep 16 04:25:31 PDT 2013


On 09/16/2013 01:31 AM, Duan Fugang-B38611 wrote:
> From: Daiane Angolini [mailto:daiane.list at gmail.com]
> Data: Saturday, September 14, 2013 10:12 PM
>
>> To: Duan Fugang-B38611
>> Cc: meta-freescale at yoctoproject.org
>> Subject: Re: [meta-freescale] Yacto rootfs: multi-touch message cannot
>> handled by "close" button
>>
>> On Fri, Sep 13, 2013 at 5:02 AM, Duan Fugang-B38611 <B38611 at freescale.com>
>> wrote:
>>> Hi, all,
>>>
>>>
>>>
>>> We use the X.Org X Server 1.14.0 + QT4.8.5 to do one demo, but I
>>> catch one
>>> issue: multi-touch message is not handled by "close" button.
>>>
>>>
>>>
>>> I use egalax touchscreen for the multi-touch test.
>>>
>>> After kernel up, evtest test the multi-touch message, all pass. Use
>>> xinput to do the test, also pass.
>>>
>>>
>>>
>>> Open one QT app, all multi-touch message can be processed, but the
>>> window of the app cannot be closed by click the "X" button in the right-
>> up region.
>>>
>>> I test GNOME destop with the same kernel,  any apps' window can be
>> closed.
>>>
>>>
>>>
>>> So, It is strange, maybe it is KDE issue for multi-touch ?
>>
>> In fact, I have no idea if SATO can or cannot handle multi-touch, but,
>> some time ago, when I was testing touchscreen, the main problem I was not
>> able to 'close'
>> anything was that my calibration was not right.
>>
>> I mean, at the center of the screen the calibration was OK, but going to
>> the edges of screen, the offset between my finger and pointer becomes
>> bigger and bigger.
>>
>> Could you, please, double check if your calibration is OK?
>
> Daiane, thanks for your response.
>
> I make sure the calibration is ok because I re-calibrate it using xinput_calibretor tool.
> When I do the touch test I run the "xinput test XX" on the background, the print coordinate match the point that of I touch.
>
> When I open the sub-windows of QT app,  there have "cancel" button on the right-bottom , "X" icon on the right-up region.
> I can close the sub-windows by click the "cancel" button, but fail by click the "X" icon of the sub-windows.
> The sub-window region only cover at the center of the screen.
>
> So, do you test the yacto touchscreen by multi-touch message ?

No, I have never tested multi-touch

>
> Thanks,
> Andy
>
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-- 
Daiane




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