ss="w"> fprintf(stdout, "%s",
"dwm-"VERSION", (C)opyright MMVI Anselm R. Garbe\n");
exit(0);
break;
default:
eprint("usage: dwm [-v]\n");
break;
}
}
dpy = XOpenDisplay(0);
if(!dpy)
eprint("dwm: cannot connect X server\n");
screen = DefaultScreen(dpy);
root = RootWindow(dpy, screen);
/* check if another WM is already running */
otherwm = False;
XSetErrorHandler(xerrorstart);
/* this causes an error if some other WM is running */
XSelectInput(dpy, root, SubstructureRedirectMask);
XSync(dpy, False);
if(otherwm)
eprint("dwm: another window manager is already running\n");
XSetErrorHandler(NULL);
xerrorxlib = XSetErrorHandler(xerror);
/* init atoms */
wmatom[WMProtocols] = XInternAtom(dpy, "WM_PROTOCOLS", False);
wmatom[WMDelete] = XInternAtom(dpy, "WM_DELETE_WINDOW", False);
netatom[NetSupported] = XInternAtom(dpy, "_NET_SUPPORTED", False);
netatom[NetWMName] = XInternAtom(dpy, "_NET_WM_NAME", False);
XChangeProperty(dpy, root, netatom[NetSupported], XA_ATOM, 32,
PropModeReplace, (unsigned char *) netatom, NetLast);
/* init cursors */
cursor[CurNormal] = XCreateFontCursor(dpy, XC_left_ptr);
cursor[CurResize] = XCreateFontCursor(dpy, XC_sizing);
cursor[CurMove] = XCreateFontCursor(dpy, XC_fleur);
grabkeys();
/* style */
dc.bg = getcolor(BGCOLOR);
dc.fg = getcolor(FGCOLOR);
dc.border = getcolor(BORDERCOLOR);
setfont(FONT);
sx = sy = 0;
sw = DisplayWidth(dpy, screen);
sh = DisplayHeight(dpy, screen);
mw = (sw * MASTERW) / 100;
wa.override_redirect = 1;
wa.background_pixmap = ParentRelative;
wa.event_mask = ButtonPressMask | ExposureMask;
bx = by = 0;
bw = sw;
dc.h = bh = dc.font.height + 4;
barwin = XCreateWindow(dpy, root, bx, by, bw, bh, 0, DefaultDepth(dpy, screen),
CopyFromParent, DefaultVisual(dpy, screen),
CWOverrideRedirect | CWBackPixmap | CWEventMask, &wa);
XDefineCursor(dpy, barwin, cursor[CurNormal]);
XMapRaised(dpy, barwin);
dc.drawable = XCreatePixmap(dpy, root, sw, bh, DefaultDepth(dpy, screen));
dc.gc = XCreateGC(dpy, root, 0, 0);
drawstatus();
issel = XQueryPointer(dpy, root, &w, &w, &i, &i, &i, &i, &mask);
wa.event_mask = SubstructureRedirectMask | EnterWindowMask \
| LeaveWindowMask;
wa.cursor = cursor[CurNormal];
XChangeWindowAttributes(dpy, root, CWEventMask | CWCursor, &wa);
strcpy(stext, "dwm-"VERSION);
scan();
/* main event loop, reads status text from stdin as well */
Mainloop:
while(running) {
FD_ZERO(&rd);
if(readstdin)
FD_SET(STDIN_FILENO, &rd);
FD_SET(ConnectionNumber(dpy), &rd);
i = select(ConnectionNumber(dpy) + 1, &rd, 0, 0, 0);
if(i == -1 && errno == EINTR)
continue;
if(i < 0)
eprint("select failed\n");
else if(i > 0) {
if(FD_ISSET(ConnectionNumber(dpy), &rd)) {
while(XPending(dpy)) {
XNextEvent(dpy, &ev);
if(handler[ev.type])
(handler[ev.type])(&ev); /* call handler */
}
}
if(readstdin && FD_ISSET(STDIN_FILENO, &rd)) {
i = n = 0;
for(;;) {
if((i = getchar()) == EOF) {
/* broken pipe/end of producer */
readstdin = False;
strcpy(stext, "broken pipe");
goto Mainloop;
}
if(i == '\n' || n >= sizeof(stext) - 1)
break;
stext[n++] = i;
}
stext[n] = 0;
drawstatus();
}
}
}
cleanup();
XCloseDisplay(dpy);
return 0;
}