diff options
Diffstat (limited to 'sys/cmd/dwm/dwm.c')
| -rw-r--r-- | sys/cmd/dwm/dwm.c | 1185 |
1 files changed, 0 insertions, 1185 deletions
diff --git a/sys/cmd/dwm/dwm.c b/sys/cmd/dwm/dwm.c deleted file mode 100644 index 0567650..0000000 --- a/sys/cmd/dwm/dwm.c +++ /dev/null @@ -1,1185 +0,0 @@ -#include "dwm.h" - -/* global variables */ -char broken[] = "<broken>"; -char stext[256]; -int scanner; -int screen; -int sw, sh; /* X display screen geometry width, height */ -int bh, blw = 0; /* bar geometry */ -int lrpad; /* sum of left and right padding for text */ -int (*xerrorxlib)(Display *, XErrorEvent *); -uint numlockmask = 0; -void (*handler[LASTEvent]) (XEvent *) = { - [ButtonPress] = buttonpress, - [ClientMessage] = clientmessage, - [ConfigureRequest] = configurerequest, - [ConfigureNotify] = configurenotify, - [DestroyNotify] = destroynotify, - [EnterNotify] = enternotify, - [Expose] = expose, - [FocusIn] = focusin, - [KeyPress] = keypress, - [MappingNotify] = mappingnotify, - [MapRequest] = maprequest, - [MotionNotify] = motionnotify, - [PropertyNotify] = propertynotify, - [UnmapNotify] = unmapnotify -}; - -xcb_connection_t *xcon; - -Atom wmatom[WMLast] = {0}, netatom[NetLast] = {0}; -int running = 1; -Cur *cursor[MouseLast] = {0}; -Clr **scheme = nil; -Display *dpy = nil; -Drw *drw = nil; -Monitor *mons = nil, *selmon = nil; -Window root = {0}, wmcheckwin = {0}; - -/* compile-time check if all tags fit into an uint bit array. */ -struct NumTags { char limitexceeded[arrlen(tags) > 31 ? -1 : 1]; }; - -/* function implementations */ -void -arrange(Monitor *m) -{ - if (m) - showhide(m->stack); - else for (m = mons; m; m = m->next) - showhide(m->stack); - if (m) { - arrangemon(m); - restack(m); - } else for (m = mons; m; m = m->next) - arrangemon(m); -} - -void -arrangemon(Monitor *m) -{ - strncpy(m->ltsymbol, m->lt[m->sellt]->symbol, sizeof m->ltsymbol); - if (m->lt[m->sellt]->arrange) - m->lt[m->sellt]->arrange(m); -} - -void -buttonpress(XEvent *e) -{ - uint i, x, click; - Arg arg = {0}; - Client *c; - Monitor *m; - XButtonPressedEvent *ev = &e->xbutton; - - click = ClkRootWin; - /* focus monitor if necessary */ - if ((m = wintomon(ev->window)) && m != selmon) { - unfocus(selmon->sel, 1); - selmon = m; - focus(nil); - } - if (ev->window == selmon->barwin) { - i = x = 0; - do - x += TEXTW(tags[i]); - while (ev->x >= x && ++i < arrlen(tags)); - if (i < arrlen(tags)) { - click = ClkTagBar; - arg.ui = 1 << i; - } else if (ev->x < x + blw) - click = ClkLtSymbol; - else if (ev->x > selmon->ww - TEXTW(stext)) - click = ClkStatusText; - else - click = ClkWinTitle; - } else if ((c = wintoclient(ev->window))) { - focus(c); - restack(selmon); - XAllowEvents(dpy, ReplayPointer, CurrentTime); - click = ClkClientWin; - } - for (i = 0; i < arrlen(buttons); i++) - if (click == buttons[i].click && buttons[i].func && buttons[i].button == ev->button - && CLEANMASK(buttons[i].mask) == CLEANMASK(ev->state)) - buttons[i].func(click == ClkTagBar && buttons[i].arg.i == 0 ? &arg : &buttons[i].arg); -} - -void -checkotherwm(void) -{ - xerrorxlib = XSetErrorHandler(xerrorstart); - /* this causes an error if some other window manager is running */ - XSelectInput(dpy, DefaultRootWindow(dpy), SubstructureRedirectMask); - XSync(dpy, False); - XSetErrorHandler(xerror); - XSync(dpy, False); -} - -void -cleanup(void) -{ - Arg a = {.ui = ~0}; - Layout foo = { "", nil }; - Monitor *m; - size_t i; - - view(&a); - selmon->lt[selmon->sellt] = &foo; - for (m = mons; m; m = m->next) - while (m->stack) - unmanage(m->stack, 0); - XUngrabKey(dpy, AnyKey, AnyModifier, root); - while (mons) - cleanupmon(mons); - for (i = 0; i < MouseLast; i++) - drw_cur_free(drw, cursor[i]); - for (i = 0; i < arrlen(colors); i++) - free(scheme[i]); - XDestroyWindow(dpy, wmcheckwin); - drw_free(drw); - XSync(dpy, False); - XSetInputFocus(dpy, PointerRoot, RevertToPointerRoot, CurrentTime); - XDeleteProperty(dpy, root, netatom[NetActiveWindow]); -} - -void -cleanupmon(Monitor *mon) -{ - Monitor *m; - - if (mon == mons) - mons = mons->next; - else { - for (m = mons; m && m->next != mon; m = m->next); - m->next = mon->next; - } - XUnmapWindow(dpy, mon->barwin); - XDestroyWindow(dpy, mon->barwin); - free(mon); -} - -void -clientmessage(XEvent *e) -{ - XClientMessageEvent *cme = &e->xclient; - Client *c = wintoclient(cme->window); - - if (!c) - return; - if (cme->message_type == netatom[NetWMState]) { - if (cme->data.l[1] == netatom[NetWMFullscreen] - || cme->data.l[2] == netatom[NetWMFullscreen]) - setfullscreen(c, (cme->data.l[0] == 1 /* _NET_WM_STATE_ADD */ - || (cme->data.l[0] == 2 /* _NET_WM_STATE_TOGGLE */ && !c->isfullscreen))); - } else if (cme->message_type == netatom[NetActiveWindow]) { - if (c != selmon->sel && !c->isurgent) - seturgent(c, 1); - } -} - -void -configurenotify(XEvent *e) -{ - Monitor *m; - Client *c; - XConfigureEvent *ev = &e->xconfigure; - int dirty; - - /* TODO: updategeom handling sucks, needs to be simplified */ - if (ev->window == root) { - dirty = (sw != ev->width || sh != ev->height); - sw = ev->width; - sh = ev->height; - if (updategeom() || dirty) { - drw_resize(drw, sw, bh); - updatebars(); - for (m = mons; m; m = m->next) { - for (c = m->clients; c; c = c->next) - if (c->isfullscreen) - resizeclient(c, m->mx, m->my, m->mw, m->mh); - XMoveResizeWindow(dpy, m->barwin, m->wx, m->by, m->ww, bh); - } - focus(nil); - arrange(nil); - } - } -} - -void -configurerequest(XEvent *e) -{ - Client *c; - Monitor *m; - XConfigureRequestEvent *ev = &e->xconfigurerequest; - XWindowChanges wc; - - if ((c = wintoclient(ev->window))) { - if (ev->value_mask & CWBorderWidth) - c->bw = ev->border_width; - else if (c->isfloating || !selmon->lt[selmon->sellt]->arrange) { - m = c->mon; - if (ev->value_mask & CWX) { - c->oldx = c->x; - c->x = m->mx + ev->x; - } - if (ev->value_mask & CWY) { - c->oldy = c->y; - c->y = m->my + ev->y; - } - if (ev->value_mask & CWWidth) { - c->oldw = c->w; - c->w = ev->width; - } - if (ev->value_mask & CWHeight) { - c->oldh = c->h; - c->h = ev->height; - } - if ((c->x + c->w) > m->mx + m->mw && c->isfloating) - c->x = m->mx + (m->mw / 2 - WIDTH(c) / 2); /* center in x direction */ - if ((c->y + c->h) > m->my + m->mh && c->isfloating) - c->y = m->my + (m->mh / 2 - HEIGHT(c) / 2); /* center in y direction */ - if ((ev->value_mask & (CWX|CWY)) && !(ev->value_mask & (CWWidth|CWHeight))) - configure(c); - if (ISVISIBLE(c)) - XMoveResizeWindow(dpy, c->win, c->x, c->y, c->w, c->h); - } else - configure(c); - } else { - wc.x = ev->x; - wc.y = ev->y; - wc.width = ev->width; - wc.height = ev->height; - wc.border_width = ev->border_width; - wc.sibling = ev->above; - wc.stack_mode = ev->detail; - XConfigureWindow(dpy, ev->window, ev->value_mask, &wc); - } - XSync(dpy, False); -} - -Monitor * -createmon(void) -{ - Monitor *m; - - m = ecalloc(1, sizeof(Monitor)); - m->tagset[0] = m->tagset[1] = 1; - m->mfact = mfact; - m->nmaster = nmaster; - m->showbar = showbar; - m->topbar = topbar; - m->lt[0] = &layouts[0]; - m->lt[1] = &layouts[1 % arrlen(layouts)]; - strncpy(m->ltsymbol, layouts[0].symbol, sizeof m->ltsymbol); - return m; -} - -void -destroynotify(XEvent *e) -{ - Client *c; - XDestroyWindowEvent *ev = &e->xdestroywindow; - - if ((c = wintoclient(ev->window))) - unmanage(c, 1); - else if ((c = swallowing(ev->window))) - unmanage(c->swallowing, 1); -} - -Monitor * -dirtomon(int dir) -{ - Monitor *m = nil; - - if (dir > 0) { - if (!(m = selmon->next)) - m = mons; - } else if (selmon == mons) - for (m = mons; m->next; m = m->next); - else - for (m = mons; m->next != selmon; m = m->next); - return m; -} - -void -drawbar(Monitor *m) -{ - int x, w, tw = 0; - int boxs = drw->fonts->h / 9; - int boxw = drw->fonts->h / 6 + 2; - uint i, occ = 0, urg = 0; - Client *c; - - /* draw status first so it can be overdrawn by tags later */ - if(m == selmon) { /* status is only drawn on selected monitor */ - drw_setscheme(drw, scheme[SchemeNorm]); - tw = TEXTW(stext) - lrpad + 2; /* 2px right padding */ - drw_text(drw, m->ww - tw, 0, tw, bh, 0, stext, 0); - } - - for(c = m->clients; c; c = c->next) { - occ |= c->tags; - if (c->isurgent) - urg |= c->tags; - } - x = 0; - for(i = 0; i < arrlen(tags); i++) { - w = TEXTW(tags[i]); - drw_setscheme(drw, scheme[m->tagset[m->seltags] & 1 << i ? SchemeSel : SchemeNorm]); - drw_text(drw, x, 0, w, bh, lrpad / 2, tags[i], urg & 1 << i); - if (occ & 1 << i) - drw_rect(drw, x + boxs, boxs, boxw, boxw, - m == selmon && selmon->sel && selmon->sel->tags & 1 << i, - urg & 1 << i); - x += w; - } - w = blw = TEXTW(m->ltsymbol); - drw_setscheme(drw, scheme[SchemeNorm]); - x = drw_text(drw, x, 0, w, bh, lrpad / 2, m->ltsymbol, 0); - - if((w = m->ww - tw - x) > bh) { - if (m->sel) { - drw_setscheme(drw, scheme[m == selmon ? SchemeSel : SchemeNorm]); - drw_text(drw, x, 0, w, bh, lrpad / 2, m->sel->name, 0); - if (m->sel->isfloating) - drw_rect(drw, x + boxs, boxs, boxw, boxw, m->sel->isfixed, 0); - } else { - drw_setscheme(drw, scheme[SchemeNorm]); - drw_rect(drw, x, 0, w, bh, 1, 1); - } - } - drw_map(drw, m->barwin, 0, 0, m->ww, bh); -} - -void -drawbars(void) -{ - Monitor *m; - - for (m = mons; m; m = m->next) - drawbar(m); -} - -void -enternotify(XEvent *e) -{ - Client *c; - Monitor *m; - XCrossingEvent *ev = &e->xcrossing; - - if ((ev->mode != NotifyNormal || ev->detail == NotifyInferior) && ev->window != root) - return; - c = wintoclient(ev->window); - m = c ? c->mon : wintomon(ev->window); - if (m != selmon) { - unfocus(selmon->sel, 1); - selmon = m; - } else if (!c || c == selmon->sel) - return; - focus(c); -} - -void -expose(XEvent *e) -{ - Monitor *m; - XExposeEvent *ev = &e->xexpose; - - if (ev->count == 0 && (m = wintomon(ev->window))) - drawbar(m); -} - -/* there are some broken focus acquiring clients needing extra handling */ -void -focusin(XEvent *e) -{ - XFocusChangeEvent *ev = &e->xfocus; - - if (selmon->sel && ev->window != selmon->sel->win) - setfocus(selmon->sel); -} - -int -getrootptr(int *x, int *y) -{ - int di; - uint dui; - Window dummy; - - return XQueryPointer(dpy, root, &dummy, &dummy, x, y, &di, &di, &dui); -} - -long -getstate(Window w) -{ - int format; - long result = -1; - unsigned char *p = nil; - unsigned long n, extra; - Atom real; - - if (XGetWindowProperty(dpy, w, wmatom[WMState], 0L, 2L, False, wmatom[WMState], - &real, &format, &n, &extra, (unsigned char **)&p) != Success) - return -1; - if (n != 0) - result = *p; - XFree(p); - return result; -} - -int -gettextprop(Window w, Atom atom, char *text, uint size) -{ - char **list = nil; - int n; - XTextProperty name; - - if (!text || size == 0) - return 0; - text[0] = '\0'; - if (!XGetTextProperty(dpy, w, &name, atom) || !name.nitems) - return 0; - if (name.encoding == XA_STRING) - strncpy(text, (char *)name.value, size - 1); - else { - if (XmbTextPropertyToTextList(dpy, &name, &list, &n) >= Success && n > 0 && *list) { - strncpy(text, *list, size - 1); - XFreeStringList(list); - } - } - text[size - 1] = '\0'; - XFree(name.value); - return 1; -} - -void -grabkeys(void) -{ - updatenumlockmask(); - { - uint i, j; - uint modifiers[] = { 0, LockMask, numlockmask, numlockmask|LockMask }; - KeyCode code; - - XUngrabKey(dpy, AnyKey, AnyModifier, root); - for (i = 0; i < arrlen(keys); i++) - if ((code = XKeysymToKeycode(dpy, keys[i].keysym))) - for (j = 0; j < arrlen(modifiers); j++) - XGrabKey(dpy, code, keys[i].mod | modifiers[j], root, - True, GrabModeAsync, GrabModeAsync); - } -} - -static -int -isuniquegeom(XineramaScreenInfo *unique, size_t n, XineramaScreenInfo *info) -{ - while (n--) - if (unique[n].x_org == info->x_org && unique[n].y_org == info->y_org - && unique[n].width == info->width && unique[n].height == info->height) - return 0; - return 1; -} - -void -keypress(XEvent *e) -{ - uint i; - KeySym keysym; - XKeyEvent *ev; - - ev = &e->xkey; - keysym = XkbKeycodeToKeysym(dpy, (KeyCode)ev->keycode, 0, 0); - for (i = 0; i < arrlen(keys); i++) - if (keysym == keys[i].keysym - && CLEANMASK(keys[i].mod) == CLEANMASK(ev->state) - && keys[i].func) - keys[i].func(&(keys[i].arg)); -} - -void -manage(Window w, XWindowAttributes *wa) -{ - Client *c, *t = nil, *term = nil; - Window trans = None; - XWindowChanges wc; - - c = ecalloc(1, sizeof(Client)); - c->win = w; - c->pid = winpid(w); - /* geometry */ - c->x = c->oldx = wa->x; - c->y = c->oldy = wa->y; - c->w = c->oldw = wa->width; - c->h = c->oldh = wa->height; - c->oldbw = wa->border_width; - - updatetitle(c); - if (XGetTransientForHint(dpy, w, &trans) && (t = wintoclient(trans))) { - c->mon = t->mon; - c->tags = t->tags; - } else { - c->mon = selmon; - applyrules(c); - term = termof(c); - } - - if (c->x + WIDTH(c) > c->mon->mx + c->mon->mw) - c->x = c->mon->mx + c->mon->mw - WIDTH(c); - if (c->y + HEIGHT(c) > c->mon->my + c->mon->mh) - c->y = c->mon->my + c->mon->mh - HEIGHT(c); - c->x = MAX(c->x, c->mon->mx); - /* only fix client y-offset, if the client center might cover the bar */ - c->y = MAX(c->y, ((c->mon->by == c->mon->my) && (c->x + (c->w / 2) >= c->mon->wx) - && (c->x + (c->w / 2) < c->mon->wx + c->mon->ww)) ? bh : c->mon->my); - c->bw = borderpx; - - selmon->tagset[selmon->seltags] &= ~scratchtag; - if(!strcmp(c->name, scratchname)) { - c->mon->tagset[c->mon->seltags] |= c->tags = scratchtag; - c->isfloating = 1; - c->x = c->mon->wx + (c->mon->ww / 2 - WIDTH(c) / 2); - c->y = c->mon->wy + (c->mon->wh / 2 - HEIGHT(c) / 2); - } - - wc.border_width = c->bw; - XConfigureWindow(dpy, w, CWBorderWidth, &wc); - XSetWindowBorder(dpy, w, scheme[SchemeNorm][ColBorder].pixel); - configure(c); /* propagates border_width, if size doesn't change */ - updatewindowtype(c); - updatesizehints(c); - updatewmhints(c); - XSelectInput(dpy, w, EnterWindowMask|FocusChangeMask|PropertyChangeMask|StructureNotifyMask); - grabbuttons(c, 0); - - if (!c->isfloating) - c->isfloating = c->oldstate = trans != None || c->isfixed; - if (c->isfloating) - XRaiseWindow(dpy, c->win); - - /* attach(c); */ - attachbottom(c); - attachstack(c); - - XChangeProperty(dpy, root, netatom[NetClientList], XA_WINDOW, 32, PropModeAppend, - (unsigned char *) &(c->win), 1); - XMoveResizeWindow(dpy, c->win, c->x + 2 * sw, c->y, c->w, c->h); /* some windows require this */ - setclientstate(c, NormalState); - if (c->mon == selmon) - unfocus(selmon->sel, 0); - c->mon->sel = c; - arrange(c->mon); - XMapWindow(dpy, c->win); - if (term) - swallow(term, c); - focus(nil); -} - -void -mappingnotify(XEvent *e) -{ - XMappingEvent *ev = &e->xmapping; - - XRefreshKeyboardMapping(ev); - if (ev->request == MappingKeyboard) - grabkeys(); -} - -void -maprequest(XEvent *e) -{ - static XWindowAttributes wa; - XMapRequestEvent *ev = &e->xmaprequest; - - if (!XGetWindowAttributes(dpy, ev->window, &wa)) - return; - if (wa.override_redirect) - return; - if (!wintoclient(ev->window)) - manage(ev->window, &wa); -} - -void -monocle(Monitor *m) -{ - uint n = 0; - Client *c; - - for (c = m->clients; c; c = c->next) - if (ISVISIBLE(c)) - n++; - if (n > 0) /* override layout symbol */ - snprintf(m->ltsymbol, sizeof m->ltsymbol, "[%d]", n); - for (c = nexttiled(m->clients); c; c = nexttiled(c->next)) - resize(c, m->wx, m->wy, m->ww - 2 * c->bw, m->wh - 2 * c->bw, 0); -} - -void -motionnotify(XEvent *e) -{ - static Monitor *mon = nil; - Monitor *m; - XMotionEvent *ev = &e->xmotion; - - if (ev->window != root) - return; - if ((m = recttomon(ev->x_root, ev->y_root, 1, 1)) != mon && mon) { - unfocus(selmon->sel, 1); - selmon = m; - focus(nil); - } - mon = m; -} - -void -propertynotify(XEvent *e) -{ - Client *c; - Window trans; - XPropertyEvent *ev = &e->xproperty; - - if ((ev->window == root) && (ev->atom == XA_WM_NAME)) - updatestatus(); - else if (ev->state == PropertyDelete) - return; /* ignore */ - else if ((c = wintoclient(ev->window))) { - switch(ev->atom) { - default: break; - case XA_WM_TRANSIENT_FOR: - if (!c->isfloating && (XGetTransientForHint(dpy, c->win, &trans)) && - (c->isfloating = (wintoclient(trans)) != nil)) - arrange(c->mon); - break; - case XA_WM_NORMAL_HINTS: - updatesizehints(c); - break; - case XA_WM_HINTS: - updatewmhints(c); - drawbars(); - break; - } - if (ev->atom == XA_WM_NAME || ev->atom == netatom[NetWMName]) { - updatetitle(c); - if (c == c->mon->sel) - drawbar(c->mon); - } - if (ev->atom == netatom[NetWMWindowType]) - updatewindowtype(c); - } -} - -Monitor * -recttomon(int x, int y, int w, int h) -{ - Monitor *m, *r = selmon; - int a, area = 0; - - for (m = mons; m; m = m->next) - if ((a = INTERSECT(x, y, w, h, m)) > area) { - area = a; - r = m; - } - return r; -} - -void -restack(Monitor *m) -{ - Client *c; - XEvent ev; - XWindowChanges wc; - - drawbar(m); - if (!m->sel) - return; - if (m->sel->isfloating || !m->lt[m->sellt]->arrange) - XRaiseWindow(dpy, m->sel->win); - if (m->lt[m->sellt]->arrange) { - wc.stack_mode = Below; - wc.sibling = m->barwin; - for (c = m->stack; c; c = c->snext) - if (!c->isfloating && ISVISIBLE(c)) { - XConfigureWindow(dpy, c->win, CWSibling|CWStackMode, &wc); - wc.sibling = c->win; - } - } - XSync(dpy, False); - while (XCheckMaskEvent(dpy, EnterWindowMask, &ev)); -} - -void -run(void) -{ - XEvent ev; - /* main event loop */ - XSync(dpy, False); - while (running && !XNextEvent(dpy, &ev)) - if (handler[ev.type]) - handler[ev.type](&ev); /* call handler */ -} - -void -scan(void) -{ - uint i, num; - Window d1, d2, *wins = nil; - XWindowAttributes wa; - char swin[256]; - - scanner = 1; - - 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 || getstate(wins[i]) == IconicState) - manage(wins[i], &wa); - else if (gettextprop(wins[i], netatom[NetClientList], swin, sizeof swin)) - manage(wins[i], &wa); - } - for (i = 0; i < num; i++) { /* now the transients */ - if (!XGetWindowAttributes(dpy, wins[i], &wa)) - continue; - if (XGetTransientForHint(dpy, wins[i], &d1) - && (wa.map_state == IsViewable || getstate(wins[i]) == IconicState)) - manage(wins[i], &wa); - } - if (wins) - XFree(wins); - } - - scanner = 0; -} - -void -setup(void) -{ - int i; - XSetWindowAttributes wa; - Atom utf8string; - - /* clean up any zombies immediately */ - sigchld(0); - - /* init screen */ - screen = DefaultScreen(dpy); - sw = DisplayWidth(dpy, screen); - sh = DisplayHeight(dpy, screen); - root = RootWindow(dpy, screen); - drw = drw_create(dpy, screen, root, sw, sh); - if (!drw_fontset_create(drw, fonts, arrlen(fonts))) - fatal("no fonts could be loaded."); - - lrpad = drw->fonts->h; - bh = drw->fonts->h + 2; - updategeom(); - - /* init atoms */ - utf8string = XInternAtom(dpy, "UTF8_STRING", False); - wmatom[WMProtocols] = XInternAtom(dpy, "WM_PROTOCOLS", False); - wmatom[WMDelete] = XInternAtom(dpy, "WM_DELETE_WINDOW", False); - wmatom[WMState] = XInternAtom(dpy, "WM_STATE", False); - wmatom[WMTakeFocus] = XInternAtom(dpy, "WM_TAKE_FOCUS", False); - - netatom[NetActiveWindow] = XInternAtom(dpy, "_NET_ACTIVE_WINDOW", False); - netatom[NetSupported] = XInternAtom(dpy, "_NET_SUPPORTED", False); - netatom[NetWMName] = XInternAtom(dpy, "_NET_WM_NAME", False); - netatom[NetWMState] = XInternAtom(dpy, "_NET_WM_STATE", False); - netatom[NetWMCheck] = XInternAtom(dpy, "_NET_SUPPORTING_WM_CHECK", False); - netatom[NetWMFullscreen] = XInternAtom(dpy, "_NET_WM_STATE_FULLSCREEN", False); - netatom[NetWMWindowType] = XInternAtom(dpy, "_NET_WM_WINDOW_TYPE", False); - netatom[NetWMWindowOpacity] = XInternAtom(dpy, "_NET_WM_WINDOW_OPACITY", False); - netatom[NetWMWindowTypeDialog] = XInternAtom(dpy, "_NET_WM_WINDOW_TYPE_DIALOG", False); - netatom[NetClientList] = XInternAtom(dpy, "_NET_CLIENT_LIST", False); - - /* init cursors */ - cursor[MouseNormal] = drw_cur_create(drw, XC_left_ptr); - cursor[MouseResize] = drw_cur_create(drw, XC_sizing); - cursor[MouseMove] = drw_cur_create(drw, XC_fleur); - - /* init appearance */ - scheme = ecalloc(arrlen(colors), sizeof(Clr *)); - for (i = 0; i < arrlen(colors); i++) - scheme[i] = drw_scm_create(drw, colors[i], 3); - - /* init bars */ - updatebars(); - updatestatus(); - - /* supporting window for NetWMCheck */ - wmcheckwin = XCreateSimpleWindow(dpy, root, 0, 0, 1, 1, 0, 0, 0); - XChangeProperty(dpy, wmcheckwin, netatom[NetWMCheck], XA_WINDOW, 32, - PropModeReplace, (uchar *) &wmcheckwin, 1); - XChangeProperty(dpy, wmcheckwin, netatom[NetWMName], utf8string, 8, - PropModeReplace, (uchar *) "dwm", 3); - XChangeProperty(dpy, root, netatom[NetWMCheck], XA_WINDOW, 32, - PropModeReplace, (uchar *) &wmcheckwin, 1); - /* EWMH support per view */ - XChangeProperty(dpy, root, netatom[NetSupported], XA_ATOM, 32, - PropModeReplace, (uchar *) netatom, NetLast); - XDeleteProperty(dpy, root, netatom[NetClientList]); - /* select events */ - wa.cursor = cursor[MouseNormal]->cursor; - wa.event_mask = SubstructureRedirectMask|SubstructureNotifyMask - |ButtonPressMask|PointerMotionMask|EnterWindowMask - |LeaveWindowMask|StructureNotifyMask|PropertyChangeMask; - XChangeWindowAttributes(dpy, root, CWEventMask|CWCursor, &wa); - XSelectInput(dpy, root, wa.event_mask); - grabkeys(); - focus(nil); -} - - -void -sigchld(int unused) -{ - if (signal(SIGCHLD, sigchld) == SIG_ERR) - fatal("can't install SIGCHLD handler:"); - while (0 < waitpid(-1, nil, WNOHANG)); -} - -Client * -swallowing(Window w) -{ - Client *c; - Monitor *m; - - for (m = mons; m; m = m->next) { - for (c = m->clients; c; c = c->next) { - if (c->swallowing && c->swallowing->win == w) - return c; - } - } - - return nil; -} - -void -tile(Monitor *m) -{ - uint i, n, h, r, mw, my, ty; - Client *c; - - for (n = 0, c = nexttiled(m->clients); c; c = nexttiled(c->next), n++) - ; - - if (n == 0) - return; - - if (n > m->nmaster) - mw = m->nmaster ? (m->ww+gapx) * m->mfact : 0; - else - mw = m->ww - gapx; - - for (i = 0, my = ty = gapx, c = nexttiled(m->clients); c; c = nexttiled(c->next), i++) - if (i < m->nmaster) { - r = MIN(n, m->nmaster) - i; - h = (m->wh - my)/r - gapx; - resize(c, m->wx + gapx, m->wy + my, mw - (2*c->bw) - gapx, h - (2*c->bw), 0); - if (my + HEIGHT(c) + gapx < m->wh) - my += HEIGHT(c) + gapx; - } else { - r = (n-i); - h = (m->wh - ty)/r - gapx; - resize(c, m->wx + mw + gapx, m->wy + ty, m->ww - mw - (2*c->bw) - (2*gapx), h - (2*c->bw), 0); - if (ty + HEIGHT(c) + gapx < m->wh) - ty += HEIGHT(c) + gapx; - } -} - -void -unmapnotify(XEvent *e) -{ - Client *c; - XUnmapEvent *ev = &e->xunmap; - - if ((c = wintoclient(ev->window))) { - if (ev->send_event) - setclientstate(c, WithdrawnState); - else - unmanage(c, 0); - } -} - -void -updatebars(void) -{ - Monitor *m; - XSetWindowAttributes wa = { - .override_redirect = True, - .background_pixmap = ParentRelative, - .event_mask = ButtonPressMask|ExposureMask - }; - XClassHint ch = {"dwm", "dwm"}; - for (m = mons; m; m = m->next) { - if (m->barwin) - continue; - m->barwin = XCreateWindow(dpy, root, m->wx, m->by, m->ww, bh, 0, DefaultDepth(dpy, screen), - CopyFromParent, DefaultVisual(dpy, screen), - CWOverrideRedirect|CWBackPixmap|CWEventMask, &wa); - XDefineCursor(dpy, m->barwin, cursor[MouseNormal]->cursor); - XMapRaised(dpy, m->barwin); - XSetClassHint(dpy, m->barwin, &ch); - } -} - -void -updatebarpos(Monitor *m) -{ - m->wy = m->my; - m->wh = m->mh; - if (m->showbar) { - m->wh -= bh; - m->by = m->topbar ? m->wy : m->wy + m->wh; - m->wy = m->topbar ? m->wy + bh : m->wy; - } else - m->by = -bh; -} - -void -updateclientlist() -{ - Client *c; - Monitor *m; - - XDeleteProperty(dpy, root, netatom[NetClientList]); - for (m = mons; m; m = m->next) - for (c = m->clients; c; c = c->next) - XChangeProperty(dpy, root, netatom[NetClientList], - XA_WINDOW, 32, PropModeAppend, - (unsigned char *) &(c->win), 1); -} - -int -updategeom(void) -{ - int dirty = 0; - - if (XineramaIsActive(dpy)) { - int i, j, n, nn; - Client *c; - Monitor *m; - XineramaScreenInfo *info = XineramaQueryScreens(dpy, &nn); - XineramaScreenInfo *unique = nil; - - for (n = 0, m = mons; m; m = m->next, n++); - /* only consider unique geometries as separate screens */ - unique = ecalloc(nn, sizeof(XineramaScreenInfo)); - for (i = 0, j = 0; i < nn; i++) - if (isuniquegeom(unique, j, &info[i])) - memcpy(&unique[j++], &info[i], sizeof(XineramaScreenInfo)); - XFree(info); - nn = j; - if (n <= nn) { /* new monitors available */ - for (i = 0; i < (nn - n); i++) { - for (m = mons; m && m->next; m = m->next); - if (m) - m->next = createmon(); - else - mons = createmon(); - } - for (i = 0, m = mons; i < nn && m; m = m->next, i++) - if (i >= n - || unique[i].x_org != m->mx || unique[i].y_org != m->my - || unique[i].width != m->mw || unique[i].height != m->mh) - { - dirty = 1; - m->num = i; - m->mx = m->wx = unique[i].x_org; - m->my = m->wy = unique[i].y_org; - m->mw = m->ww = unique[i].width; - m->mh = m->wh = unique[i].height; - updatebarpos(m); - } - } else { /* less monitors available nn < n */ - for (i = nn; i < n; i++) { - for (m = mons; m && m->next; m = m->next); - while ((c = m->clients)) { - dirty = 1; - m->clients = c->next; - detachstack(c); - c->mon = mons; - /* attach(c); */ - attachbottom(c); - attachstack(c); - } - if (m == selmon) - selmon = mons; - cleanupmon(m); - } - } - free(unique); - } else - { /* default monitor setup */ - if (!mons) - mons = createmon(); - if (mons->mw != sw || mons->mh != sh) { - dirty = 1; - mons->mw = mons->ww = sw; - mons->mh = mons->wh = sh; - updatebarpos(mons); - } - } - if (dirty) { - selmon = mons; - selmon = wintomon(root); - } - return dirty; -} - -void -updatenumlockmask(void) -{ - uint i, j; - XModifierKeymap *modmap; - - numlockmask = 0; - 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); -} - -void -updatestatus(void) -{ - if (!gettextprop(root, XA_WM_NAME, stext, sizeof(stext))) - strcpy(stext, "dwm-"VERSION); - drawbar(selmon); -} - -pid_t -winpid(Window w) -{ - pid_t result = 0; - - xcb_res_client_id_spec_t spec = {0}; - spec.client = w; - spec.mask = XCB_RES_CLIENT_ID_MASK_LOCAL_CLIENT_PID; - - xcb_generic_error_t *e = NULL; - xcb_res_query_client_ids_cookie_t c = xcb_res_query_client_ids(xcon, 1, &spec); - xcb_res_query_client_ids_reply_t *r = xcb_res_query_client_ids_reply(xcon, c, &e); - - if (!r) - return (pid_t)0; - - xcb_res_client_id_value_iterator_t i = xcb_res_query_client_ids_ids_iterator(r); - for (; i.rem; xcb_res_client_id_value_next(&i)) { - spec = i.data->spec; - if (spec.mask & XCB_RES_CLIENT_ID_MASK_LOCAL_CLIENT_PID) { - uint32_t *t = xcb_res_client_id_value_value(i.data); - result = *t; - break; - } - } - - free(r); - - if (result == (pid_t)-1) - result = 0; - - return result; -} - -Client * -wintoclient(Window w) -{ - Client *c; - Monitor *m; - - for (m = mons; m; m = m->next) - for (c = m->clients; c; c = c->next) - if (c->win == w) - return c; - return nil; -} - -Monitor * -wintomon(Window w) -{ - int x, y; - Client *c; - Monitor *m; - - if (w == root && getrootptr(&x, &y)) - return recttomon(x, y, 1, 1); - for (m = mons; m; m = m->next) - if (w == m->barwin) - return m; - if ((c = wintoclient(w))) - return c->mon; - return selmon; -} - -/* 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_GrabButton && ee->error_code == BadAccess) - || (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 -xerrordummy(Display *dpy, XErrorEvent *ee) -{ - return 0; -} - -/* Startup Error handler to check if another window manager - * is already running. */ -int -xerrorstart(Display *dpy, XErrorEvent *ee) -{ - fatal("dwm: another window manager is already running"); - return -1; -} - -int -main(int argc, char *argv[]) -{ - if (argc == 2 && !strcmp("-v", argv[1])) - fatal("dwm-"VERSION); - else if (argc != 1) - fatal("usage: dwm [-v]"); - if (!setlocale(LC_CTYPE, "") || !XSupportsLocale()) - fputs("warning: no locale support\n", stderr); - if (!(dpy = XOpenDisplay(nil))) - fatal("dwm: cannot open display"); - if (!(xcon = XGetXCBConnection(dpy))) - fatal("dwm: cannot get xcb connection"); - - checkotherwm(); - setup(); - -#ifdef __OpenBSD__ - if (pledge("stdio rpath proc exec", nil) == -1) - fatal("pledge"); -#endif /* __OpenBSD__ */ - - scan(); - run(); - cleanup(); - - XCloseDisplay(dpy); - return 0; -} |