Kwin and xfwm are compositors. Fvwm is not, so to use the compositing extension in fvwm you will need xcompmgr or some other standalone compositor.
El jue., 1 nov. 2018 15:21, <kop...@kopcam.com> escribió: > I have tried lots of stuff, too much to list at this time, > but the following test program has a transparent background > in XFCE and KDE. (On Slackware 14.2 64-Bit, NVidia Video Card > and Driver). > > > https://stackoverflow.com/questions/39906128/how-to-create-semi-transparent-white-window-in-xlib > > It does not work in FVWM, TWM, FluxBox, BlackBox nor WindowMaker. > > In FVWM, transset does not work. (Works in KDE and XFCE). > > The XComposite extension is in place. > > The Visual (as far as I can tell) is 32-Bit True Color. > > I cannot seem to get a transparent window, no matter what. > > > I also tried it on an Ubuntu system as well. Same problem. > > > Basically I just need a transparent terminal for text overlay. > > > I am sending this to the Workers mailing list as if there is > something I can contribute to fix this, I would like to try. > > > I am running: fvwm 2.6.8-4-g4e759d6 compiled on Oct 31 2018 at 08:54:15 > > I tried adding this to fvwm/fvwm.c: > > 2281 XMatchVisualInfo(dpy, DefaultScreen(dpy), 32, TrueColor, > &template); > > 2291 XMatchVisualInfo(dpy, DefaultScreen(dpy), 32, TrueColor, > &template); > > No luck. > > If a window shows up as transparent in XFCE, why would that > same application not be that way in FVWM? > >
