On Fri, May 05, 2017 at 08:19:04AM +0200, Matthias Apitz wrote: > El día viernes, mayo 05, 2017 a las 01:39:59p. m. +1000, Peter Hutterer > escribió: > > > On Wed, May 03, 2017 at 07:23:38AM +0200, Matthias Apitz wrote: > > > > > > I'm thinking in a X11-client running on the 2nd laptop > > > having a small grey window only (or even a tiny picture from > > > the TV's picture, but grey would be enough) and when the mouse > > > of the Xorg server enters this grey area, all mouse movements > > > and button clicks are populated to the Xorg and the 1st laptop > > > as the would have been done on its physical touchpad, something > > > like the xev(1) client, which protocols the mouse actions, in > > > the case of xev(1), to stdout. > > > > > > Is there any way to do so? > > > > look at synergy or x2x > > Peter, > > Thanks for the pointer to 'synergy'. I watched some video on its home > page and it looks pretty cool. > > Yesterday I hacked down, based on the source of X11' xev(1) application, > some first testclient which also worked and let me last night crontrol > the firefox live streams on the remote host and on its connected TV > screen. Just for the records, it goes mostely like this: > > from the modified xev.c: > > ... > Display *dpy; > Display *rdpy; /* the remote display, i.e. the remote TV */ > > /* TV-control implemented 'xtele' (based on X11' xev(1)) > * > * the idea: control from some laptop screen (1366x768) the full screen > * application running on the external VGA display of some other laptop; the > * picture is like this: > * > * +--------------------+ +--------------------++--------------------+ > * | | | || | > * | | | || | > * | 1366 x 768 |=====>| 1366 x 768 || 1920 x 1080 | > * | | | LCD1 || VGA1 | > * | | | || | > * +--------------------+ +--------------------+| | > * | | > * | | > * +--------------------+ > * > * this means: > * - we must map the area 1366x768 to 1920x1080, i.e. by a RATIO of 1.4 > * - we must right shift the X,Y by adding a SHIFT of 1366 to X value > * - note: the controlling app 'xtele' has an upper border of 20 px, added by > the > * local window manager; so we must add a an UP shift of -20 px > * XXX: can we still reach the TV controls at the button of a full screen > running?
I really recommend not writing this yourself, unless it's just for fun or for a learning experience. There's quite a few nasty details like when/how to get all events, how to forward relative data correctly, detecting screen switches, etc. that are just a time sink. Cheers, Peter _______________________________________________ xorg@lists.x.org: X.Org support Archives: http://lists.freedesktop.org/archives/xorg Info: https://lists.x.org/mailman/listinfo/xorg Your subscription address: %(user_address)s
