give the systray a class so picom can exclude it from rounding

1 files changed, 2 insertions, 0 deletions

diff --git a/dwm.c b/dwm.c
index ade8f8e..f9aea1e 100644
--- a/dwm.c
+++ b/dwm.c
@@ -737,6 +737,8 @@ clientmessage(XEvent *e)
 			updatesystrayicongeom(c, wa.width, wa.height);
 			XAddToSaveSet(dpy, c->win);
 			XSelectInput(dpy, c->win, StructureNotifyMask | PropertyChangeMask | ResizeRedirectMask);
+            XClassHint ch = {"dwmsystray", "dwmsystray"};
+            XSetClassHint(dpy, c->win, &ch);
 			XReparentWindow(dpy, c->win, systray->win, 0, 0);
 			/* use parents background color */
 			swa.background_pixel  = scheme[SchemeNorm][ColBg].pixel;