[kwlug-disc] Presentation Pointer

[Khalid Baheyeldin]

Did the xev test.

Nothing from the pointer is captured by X11 ...


On Fri, Mar 16, 2018 at 4:49 PM, Chris Irwin <chris at chrisirwin.ca> wrote:

> Since you're using xfce (and therefore Xorg) you might want to try out
> `xev`.
>
> Run it in a terminal, and with focus on the window it creates, press the
> buttons on the presenter. It will output whatever key presses it sees to
> the terminal (this may be very noisy, with key up/down events, etc).
>
> This will at least tell you if the key presses are getting as far as X11
> and simply nothing is handling them, or if you need to dig further. It may
> also output the key names you need to bind with other tools.
>
> On Fri, Mar 16, 2018 at 12:14 PM, Khalid Baheyeldin <kb at 2bits.com> wrote:
>
>> I got a 2.4GHz Presentation Laser Pointer from eBay. It has a small USB
>> dongle, and 4 keys.
>>
>> https://www.ebay.ca/itm/2-4GHz-Wireless-Presenter-USB-Remote
>> -Control-Presentation-Mouse-Laser-Pointer-CA/112366784517
>>
>> The same pointer is sold under known brand names, such as Targus, ...etc.
>>
>> When I plug it in, it is recognized as a keyboard:
>>
>> [831101.349593] usb 2-1.2: new low-speed USB device number 62 using
>> ehci-pci
>> [831101.449908] usb 2-1.2: New USB device found, idVendor=2571,
>> idProduct=4101
>> [831101.449917] usb 2-1.2: New USB device strings: Mfr=1, Product=2,
>> SerialNumber=0
>> [831101.449921] usb 2-1.2: Product: HAS HS304
>> [831101.449925] usb 2-1.2: Manufacturer: HAS
>> [831101.457195] input: HAS   HAS HS304 as /devices/pci0000:00/0000:00:1d
>> .0/usb2/2-1/2-1.2/2-1.2:1.0/0003:2571:4101.0019/input/input57
>> [831101.509901] hid-generic 0003:2571:4101.0019: input,hidraw2: USB HID
>> v1.11 Keyboard [HAS   HAS HS304] on usb-0000:00:1d.0-1.2/input0
>> [831101.514417] input: HAS   HAS HS304 as /devices/pci0000:00/0000:00:1d
>> .0/usb2/2-1/2-1.2/2-1.2:1.1/0003:2571:4101.001A/input/input58
>> [831101.570063] hid-generic 0003:2571:4101.001A: input,hidraw3: USB HID
>> v1.11 Mouse [HAS   HAS HS304] on usb-0000:00:1d.0-1.2/input1
>>
>>
>> When I start LibreOffice and press the buttons, nothing happens.
>>
>> When I open a Terminal from XFCE, nothing happens.
>>
>> But when I press Ctrl-Alt-F2 and login to a native terminal, the escape
>> codes do show up in that terminal.
>>
>> Here is a hex dump of the four buttons, separated by some dashes. All
>> four buttons do send stuff. Three send escape codes, and one sends just a
>> plain lower case b.
>>
>> 00000000  1b 5b 35 7e 2d 2d 2d 2d  2d 62 2d 2d 2d 2d 2d 1b
>> |.[5~-----b-----.|
>> 00000010  5b 36 7e 2d 2d 2d 2d 2d  1b 5b 33 31 7e 2d 2d 2d
>> |[6~-----.[31~---|
>> 00000020  2d 2d 0a                                          |--.|
>>
>> So, my question is, how to make such a 'keyboard' work from LibreOffice
>> under XFCE?
>>
>> --
>> Khalid M. Baheyeldin
>> 2bits.com, Inc.
>> Fast Reliable Drupal
>> Drupal optimization, development, customization and consulting.
>> Simplicity is prerequisite for reliability. -- Edsger W.Dijkstra
>> Simplicity is the ultimate sophistication. -- anonymous
>>
>>
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>>
>>
>
>
> --
> Chris Irwin
> <chris at chrisirwin.ca>
>



-- 
Khalid M. Baheyeldin
2bits.com, Inc.
Fast Reliable Drupal
Drupal optimization, development, customization and consulting.
Simplicity is prerequisite for reliability. -- Edsger W.Dijkstra
Simplicity is the ultimate sophistication. -- anonymous
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