On Tue, 16 Dec 2008 07:58:58 +1000 Peter Hutterer <[email protected]> wrote:
> On Mon, Dec 15, 2008 at 03:01:36PM +0100, Christian Beier wrote: > > On Mon, 15 Dec 2008 13:39:54 +1000 > > Peter Hutterer <[email protected]> wrote: > > > > > On Mon, Dec 15, 2008 at 12:11:04AM +0100, Christian Beier wrote: > > > > I have (again) a question related to the MD/SD devices introduced with > > > > XI2. So far i was able to feed input into pointer MDs (without SDs > > > > attached) via XTestFakeDevice*, but now I'm stuck with the keyboard > > > > MDs. These accept keycodes via XTest, but are somehow stateless, as I > > > > cannot press Shift and enter capital letters. I remember that is so > > > > intentionally and that MDs adopt the state of the last connected SD. > > > > > > not quite, they aren't stateless, but their state will be overwritten > > > whenever > > > the SD sends an event. If you don't have SDs, you should be able to change > > > them. > > > > > > > Okay. How would i do that? The thing is, i can send keys via XTest, but > > my keyboard MD (without an attached SD) seems to not remember modifiers > > like Shift or Ctrl. I send a Shift down, then the keycode for, say, 'k' > > but i get 'k' instead of 'K' as output. > > that's a bug, please file it and assign it to me. > > > > > > > > 2) What's worse, when I now send input to my SD-less MD, it somehow > > > > re-attaches my real keyboards SD to itself again. Is this > > > > intentionally so? > > > > > > I don't understand what you mean in 2). Can you rephrase this please? > > > > Sure. I was sending input via XTest to a keyboard MD without an attached > > SD (lets call this one k_md), and got the problem i described above. I > > then remembered reading that MDs adopt the capabilities of attached > > SDs, so I thought k_md was lacking some and attached my real physical > > keyboards SD to k_md, typed something including modifiers and voila, > > afterwards i was able to send input via XTest to k_md and the problem > > with the modifiers seemed solved. _But_, and this is 2) now: I then > > re-attached my physical keyboards SD back to the VCK, but when I sent > > input via XTest to k_md again (which is supposed to _not_ have an > > attached SD by now), k_md now in fact _has_ my physical keyboards SD > > attached again. k_md somehow "stole" it from the VCK. And I'm wondering > > if this is the intended behaviour. > > that's not intended behaviour at all. when removing the last attached SD, the > MD should restore its original (hardcoded) capabilities. I remember this > working correctly with normal devices, so this bug may actually be in the > XTest code. Same as above -> bugzilla, assign to me. > > Cheers, > Peter Oh and well, while we're at it: adding more than 6 or 7 MDs crashes the Xserver. Try 'xinput create-master foo' six or more times. I think I'll file another bug... Cheers Christian -- what is, is; what is not is possible.
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