Keybinding FUBARness.

[Jonesy]

On Tue, 27 Mar 2018 18:01:16 -0400, Ken D'Ambrosio wrote:
> Hi!  I run MATE with Compiz, and love-love-love it... except for 
> something that's happened very recently.  I use the 
><alt><left-mouse-button> keybinding for window movement; it's now second 
> nature, and is on all my systems.  Greatest thing since sliced bread; 
> don't have to even think about finding the dragbar, just drag the whole 
> darn window.  Yay.
>
> But, suddenly, it just stopped working on my primary work system.  
> Points of consideration:
>
> * Both the alt key and the mouse key work; indeed, my 
>   <ctl><alt><left-mouse-button> keybyinding works great, as per usual.
> * Rebooted and even power cycled repeatedly.
> * I moved my homedir, copied over my Compiz config to a fresh homedir, 
>   logged in... and it worked!  For about 20 seconds.
> * ccsm shows everything the way it should be.
>
> I assume something, somehow, is stealing this key combo, but darned if I 
> know where to look.  I *have* noticed a HUD window (apparently Unity 
> related?) popping up sporadically, usually in relation to Chrome, that 
> I'd never seen before, over the past few days.
>
> Any hints -- I'd happily disable the HUD (presumably "heads-up display") 
> window if anyone can tell me how; likewise, any suggestions on where a 
> keybinding conflict is coming in would be met with open ears.

What does `xev` reveal?

Jonesy
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