Re: mouseemu

["Otto Maddox" <ottomaddox@fastmail.fm>]

On Mon, 27 Mar 2006 14:23:11 +0200 (CEST), "Michael Schmitz" <schmitz@zirkon.biophys.uni-duesseldorf.de> said:

> The state of the modifier key is kept by the X server, so you need
> to send the modifier before you send a regular key event
> (disregarding mouse events for a moment here). We could postpone the
> modifier event until we know what other event follows, but that's
> equally messy.

I kind-of worked out a state machine to do this sort of thing; the
result was horrible.

> > Later on today I will have at look at the behaviour of Apple X11, and
> > check out what events it is generating.
> 
> Right, they must have solved this some way already.

Yep, it just seems to send a modifier-up, button-click, modifier-down
when the mouse is clicked.

> Should not really happen, because mouseemu intercepts all input events
> hopefully, and hence can ensure they get sent in the correct order.
> Meaning you cannot sneak a key event in between the mod up, mouse down,
> mod down sequence. IIRC X doesn't mind if the modifier state changes
> while
> a button is kept down. Either way, there's limits to what extent you can
> emulate mouse buttons using modifier keys.
> 
> I'll cook up some experimental hack for you to test.

That would be really cool!

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