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generated by cgit-pink 1.4.1-2-gfad0 (git 2.36.2.497.gbbea4dcf42) at 2024-12-25 18:07:56 +0000
span> dc.font.xfont = NULL; if(!(dc.font.xfont = XLoadQueryFont(dpy, fontstr))) eprint("error, cannot load font: '%s'\n", fontstr); dc.font.ascent = dc.font.xfont->ascent; dc.font.descent = dc.font.xfont->descent; } dc.font.height = dc.font.ascent + dc.font.descent; } static void scan(void) { unsigned int i, num; Window *wins, d1, d2; XWindowAttributes wa; wins = NULL; if(XQueryTree(dpy, root, &d1, &d2, &wins, &num)) { for(i = 0; i < num; i++) { if(!XGetWindowAttributes(dpy, wins[i], &wa) || wa.override_redirect || XGetTransientForHint(dpy, wins[i], &d1)) continue; if(wa.map_state == IsViewable) manage(wins[i], &wa); } } if(wins) XFree(wins); } static void setup(void) { int i, j; unsigned int mask; Window w; XModifierKeymap *modmap; XSetWindowAttributes wa; /* init atoms */ wmatom[WMProtocols] = XInternAtom(dpy, "WM_PROTOCOLS", False); wmatom[WMDelete] = XInternAtom(dpy, "WM_DELETE_WINDOW", False); wmatom[WMState] = XInternAtom(dpy, "WM_STATE", 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); /* init modifier map */ modmap = XGetModifierMapping(dpy); for (i = 0; i < 8; i++) for (j = 0; j < modmap->max_keypermod; j++) { if(modmap->modifiermap[i * modmap->max_keypermod + j] == XKeysymToKeycode(dpy, XK_Num_Lock)) numlockmask = (1 << i); } XFreeModifiermap(modmap); /* select for events */ wa.event_mask = SubstructureRedirectMask | SubstructureNotifyMask | EnterWindowMask | LeaveWindowMask | StructureNotifyMask; wa.cursor = cursor[CurNormal]; XChangeWindowAttributes(dpy, root, CWEventMask | CWCursor, &wa); XSelectInput(dpy, root, wa.event_mask); grabkeys(); compileregs(); for(ntags = 0; tags[ntags]; ntags++); seltag = emallocz(sizeof(Bool) * ntags); seltag[0] = True; /* style */ dc.norm[ColBorder] = initcolor(NORMBORDERCOLOR); dc.norm[ColBG] = initcolor(NORMBGCOLOR); dc.norm[ColFG] = initcolor(NORMFGCOLOR); dc.sel[ColBorder] = initcolor(SELBORDERCOLOR); dc.sel[ColBG] = initcolor(SELBGCOLOR); dc.sel[ColFG] = initcolor(SELFGCOLOR); initfont(FONT); /* geometry */ sx = sy = 0; sw = DisplayWidth(dpy, screen); sh = DisplayHeight(dpy, screen); initlayouts(); /* bar */ dc.h = bh = dc.font.height + 2; wa.override_redirect = 1; wa.background_pixmap = ParentRelative; wa.event_mask = ButtonPressMask | ExposureMask; barwin = XCreateWindow(dpy, root, sx, sy, sw, bh, 0, DefaultDepth(dpy, screen), CopyFromParent, DefaultVisual(dpy, screen), CWOverrideRedirect | CWBackPixmap | CWEventMask, &wa); XDefineCursor(dpy, barwin, cursor[CurNormal]); updatebarpos(); XMapRaised(dpy, barwin); strcpy(stext, "dwm-"VERSION); /* pixmap for everything */ dc.drawable = XCreatePixmap(dpy, root, sw, bh, DefaultDepth(dpy, screen)); dc.gc = XCreateGC(dpy, root, 0, 0); XSetLineAttributes(dpy, dc.gc, 1, LineSolid, CapButt, JoinMiter); if(!dc.font.set) XSetFont(dpy, dc.gc, dc.font.xfont->fid); /* multihead support */ selscreen = XQueryPointer(dpy, root, &w, &w, &i, &i, &i, &i, &mask); } /* * Startup Error handler to check if another window manager * is already running. */ static int xerrorstart(Display *dsply, XErrorEvent *ee) { otherwm = True; return -1; } /* extern */ void quit(const char *arg) { readin = running = False; } void updatebarpos(void) { XEvent ev; wax = sx; way = sy; wah = sh; waw = sw; switch(bpos) { default: wah -= bh; way += bh; XMoveWindow(dpy, barwin, sx, sy); break; case BarBot: wah -= bh; XMoveWindow(dpy, barwin, sx, sy + wah); break; case BarOff: XMoveWindow(dpy, barwin, sx, sy - bh); break; } XSync(dpy, False); while(XCheckMaskEvent(dpy, EnterWindowMask, &ev)); } /* There's no way to check accesses to destroyed windows, thus those cases are * ignored (especially on UnmapNotify's). Other types of errors call Xlibs * default error handler, which may call exit. */ int xerror(Display *dpy, XErrorEvent *ee) { if(ee->error_code == BadWindow || (ee->request_code == X_SetInputFocus && ee->error_code == BadMatch) || (ee->request_code == X_PolyText8 && ee->error_code == BadDrawable) || (ee->request_code == X_PolyFillRectangle && ee->error_code == BadDrawable) || (ee->request_code == X_PolySegment && ee->error_code == BadDrawable) || (ee->request_code == X_ConfigureWindow && ee->error_code == BadMatch) || (ee->request_code == X_GrabKey && ee->error_code == BadAccess) || (ee->request_code == X_CopyArea && ee->error_code == BadDrawable)) return 0; fprintf(stderr, "dwm: fatal error: request code=%d, error code=%d\n", ee->request_code, ee->error_code); return xerrorxlib(dpy, ee); /* may call exit */ } int main(int argc, char *argv[]) { char *p; int r, xfd; fd_set rd; XEvent ev; if(argc == 2 && !strcmp("-v", argv[1])) eprint("dwm-"VERSION", © 2006-2007 A. R. Garbe, S. van Dijk, J. Salmi, P. Hruby, S. Nagy\n"); else if(argc != 1) eprint("usage: dwm [-v]\n"); setlocale(LC_CTYPE, ""); if(!(dpy = XOpenDisplay(0))) eprint("dwm: cannot open display\n"); xfd = ConnectionNumber(dpy); screen = DefaultScreen(dpy); root = RootWindow(dpy, screen); otherwm = False; XSetErrorHandler(xerrorstart); /* this causes an error if some other window manager is running */ XSelectInput(dpy, root, SubstructureRedirectMask); XSync(dpy, False); if(otherwm) eprint("dwm: another window manager is already running\n"); XSync(dpy, False); XSetErrorHandler(NULL); xerrorxlib = XSetErrorHandler(xerror); XSync(dpy, False); setup(); drawstatus(); scan(); /* main event loop, also reads status text from stdin */ XSync(dpy, False); readin = True; while(running) { FD_ZERO(&rd); if(readin) FD_SET(STDIN_FILENO, &rd); FD_SET(xfd, &rd); if(select(xfd + 1, &rd, NULL, NULL, NULL) == -1) { if(errno == EINTR) continue; eprint("select failed\n"); } if(FD_ISSET(STDIN_FILENO, &rd)) { switch(r = read(STDIN_FILENO, stext, sizeof stext - 1)) { case -1: strncpy(stext, strerror(errno), sizeof stext - 1); stext[sizeof stext - 1] = '\0'; readin = False; break; case 0: strncpy(stext, "EOF", 4); readin = False; break; default: for(stext[r] = '\0', p = stext + strlen(stext) - 1; p >= stext && *p == '\n'; *p-- = '\0'); for(; p >= stext && *p != '\n'; --p); if(p > stext) strncpy(stext, p + 1, sizeof stext); } drawstatus(); } while(XPending(dpy)) { XNextEvent(dpy, &ev); if(handler[ev.type]) (handler[ev.type])(&ev); /* call handler */ } } cleanup(); XCloseDisplay(dpy); return 0; }