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Add support for _NET_WM_FULLSCREEN_MONITORS

This patch adds the _NET_WM_FULLSCREEN_MONITORS hint as defined in EWMH which is based on Xinerama.
It's allowing a window to be displayed fullscreen on multiple monitors.

Issue mentioned at https://github.com/window-maker/wmaker/issues/8
Specs at https://specifications.freedesktop.org/wm-spec/1.5/ar01s06.html#idm45763309187776
GTK test program used https://bugzilla.gnome.org/show_bug.cgi?id=414476
This commit is contained in:
David Maciejak
2023-02-18 14:53:14 +08:00
committed by Carlos R. Mafra
parent ac75047aef
commit 4d658341d2
7 changed files with 139 additions and 2 deletions

View File

@@ -688,6 +688,9 @@ WWindow *wManageWindow(WScreen *scr, Window window)
XChangeWindowAttributes(dpy, window, CWEventMask | CWDontPropagate | CWSaveUnder, &attribs);
XSetWindowBorderWidth(dpy, window, 0);
if (wwin->wm_class != NULL && strcmp(wwin->wm_class, "DockApp") != 0)
wwin->flags.fullscreen_monitors[0] = -1;
/* get hints from GNUstep app */
if (wwin->wm_class != NULL && strcmp(wwin->wm_class, "GNUstep") == 0)
wwin->flags.is_gnustep = 1;