dwm

dynamic window manager
git clone git://git.suckless.org/dwm
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commit 5ed9c481968a45f5032f1011d92ab8d5237aeba1
parent 3c91283ede911916452345d545435b08dce9d556
Author: Hiltjo Posthuma <hiltjo@codemadness.org>
Date:   Sun,  8 Nov 2015 23:11:48 +0100

code-style consistency

Diffstat:
dwm.c | 936++++++++++++++++++++++++++++++++++++++++++-------------------------------------
1 file changed, 503 insertions(+), 433 deletions(-)

diff --git a/dwm.c b/dwm.c @@ -275,7 +275,8 @@ struct NumTags { char limitexceeded[LENGTH(tags) > 31 ? -1 : 1]; }; /* function implementations */ void -applyrules(Client *c) { +applyrules(Client *c) +{ const char *class, *instance; unsigned int i; const Rule *r; @@ -289,126 +290,131 @@ applyrules(Client *c) { class = ch.res_class ? ch.res_class : broken; instance = ch.res_name ? ch.res_name : broken; - for(i = 0; i < LENGTH(rules); i++) { + for (i = 0; i < LENGTH(rules); i++) { r = &rules[i]; - if((!r->title || strstr(c->name, r->title)) + if ((!r->title || strstr(c->name, r->title)) && (!r->class || strstr(class, r->class)) && (!r->instance || strstr(instance, r->instance))) { c->isfloating = r->isfloating; c->tags |= r->tags; - for(m = mons; m && m->num != r->monitor; m = m->next); - if(m) + for (m = mons; m && m->num != r->monitor; m = m->next); + if (m) c->mon = m; } } - if(ch.res_class) + if (ch.res_class) XFree(ch.res_class); - if(ch.res_name) + if (ch.res_name) XFree(ch.res_name); c->tags = c->tags & TAGMASK ? c->tags & TAGMASK : c->mon->tagset[c->mon->seltags]; } int -applysizehints(Client *c, int *x, int *y, int *w, int *h, int interact) { +applysizehints(Client *c, int *x, int *y, int *w, int *h, int interact) +{ int baseismin; Monitor *m = c->mon; /* set minimum possible */ *w = MAX(1, *w); *h = MAX(1, *h); - if(interact) { - if(*x > sw) + if (interact) { + if (*x > sw) *x = sw - WIDTH(c); - if(*y > sh) + if (*y > sh) *y = sh - HEIGHT(c); - if(*x + *w + 2 * c->bw < 0) + if (*x + *w + 2 * c->bw < 0) *x = 0; - if(*y + *h + 2 * c->bw < 0) + if (*y + *h + 2 * c->bw < 0) *y = 0; - } - else { - if(*x >= m->wx + m->ww) + } else { + if (*x >= m->wx + m->ww) *x = m->wx + m->ww - WIDTH(c); - if(*y >= m->wy + m->wh) + if (*y >= m->wy + m->wh) *y = m->wy + m->wh - HEIGHT(c); - if(*x + *w + 2 * c->bw <= m->wx) + if (*x + *w + 2 * c->bw <= m->wx) *x = m->wx; - if(*y + *h + 2 * c->bw <= m->wy) + if (*y + *h + 2 * c->bw <= m->wy) *y = m->wy; } - if(*h < bh) + if (*h < bh) *h = bh; - if(*w < bh) + if (*w < bh) *w = bh; - if(resizehints || c->isfloating || !c->mon->lt[c->mon->sellt]->arrange) { + if (resizehints || c->isfloating || !c->mon->lt[c->mon->sellt]->arrange) { /* see last two sentences in ICCCM 4.1.2.3 */ baseismin = c->basew == c->minw && c->baseh == c->minh; - if(!baseismin) { /* temporarily remove base dimensions */ + if (!baseismin) { /* temporarily remove base dimensions */ *w -= c->basew; *h -= c->baseh; } /* adjust for aspect limits */ - if(c->mina > 0 && c->maxa > 0) { - if(c->maxa < (float)*w / *h) + if (c->mina > 0 && c->maxa > 0) { + if (c->maxa < (float)*w / *h) *w = *h * c->maxa + 0.5; - else if(c->mina < (float)*h / *w) + else if (c->mina < (float)*h / *w) *h = *w * c->mina + 0.5; } - if(baseismin) { /* increment calculation requires this */ + if (baseismin) { /* increment calculation requires this */ *w -= c->basew; *h -= c->baseh; } /* adjust for increment value */ - if(c->incw) + if (c->incw) *w -= *w % c->incw; - if(c->inch) + if (c->inch) *h -= *h % c->inch; /* restore base dimensions */ *w = MAX(*w + c->basew, c->minw); *h = MAX(*h + c->baseh, c->minh); - if(c->maxw) + if (c->maxw) *w = MIN(*w, c->maxw); - if(c->maxh) + if (c->maxh) *h = MIN(*h, c->maxh); } return *x != c->x || *y != c->y || *w != c->w || *h != c->h; } void -arrange(Monitor *m) { - if(m) +arrange(Monitor *m) +{ + if (m) showhide(m->stack); - else for(m = mons; m; m = m->next) + else for (m = mons; m; m = m->next) showhide(m->stack); - if(m) { + if (m) { arrangemon(m); restack(m); - } else for(m = mons; m; m = m->next) + } else for (m = mons; m; m = m->next) arrangemon(m); } void -arrangemon(Monitor *m) { +arrangemon(Monitor *m) +{ strncpy(m->ltsymbol, m->lt[m->sellt]->symbol, sizeof m->ltsymbol); - if(m->lt[m->sellt]->arrange) + if (m->lt[m->sellt]->arrange) m->lt[m->sellt]->arrange(m); } void -attach(Client *c) { +attach(Client *c) +{ c->next = c->mon->clients; c->mon->clients = c; } void -attachstack(Client *c) { +attachstack(Client *c) +{ c->snext = c->mon->stack; c->mon->stack = c; } void -buttonpress(XEvent *e) { +buttonpress(XEvent *e) +{ unsigned int i, x, click; Arg arg = {0}; Client *c; @@ -417,39 +423,38 @@ buttonpress(XEvent *e) { click = ClkRootWin; /* focus monitor if necessary */ - if((m = wintomon(ev->window)) && m != selmon) { + if ((m = wintomon(ev->window)) && m != selmon) { unfocus(selmon->sel, 1); selmon = m; focus(NULL); } - if(ev->window == selmon->barwin) { + if (ev->window == selmon->barwin) { i = x = 0; do x += TEXTW(tags[i]); - while(ev->x >= x && ++i < LENGTH(tags)); - if(i < LENGTH(tags)) { + while (ev->x >= x && ++i < LENGTH(tags)); + if (i < LENGTH(tags)) { click = ClkTagBar; arg.ui = 1 << i; - } - else if(ev->x < x + blw) + } else if (ev->x < x + blw) click = ClkLtSymbol; - else if(ev->x > selmon->ww - TEXTW(stext)) + else if (ev->x > selmon->ww - TEXTW(stext)) click = ClkStatusText; else click = ClkWinTitle; - } - else if((c = wintoclient(ev->window))) { + } else if ((c = wintoclient(ev->window))) { focus(c); click = ClkClientWin; } - for(i = 0; i < LENGTH(buttons); i++) - if(click == buttons[i].click && buttons[i].func && buttons[i].button == ev->button + for (i = 0; i < LENGTH(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) { +checkotherwm(void) +{ xerrorxlib = XSetErrorHandler(xerrorstart); /* this causes an error if some other window manager is running */ XSelectInput(dpy, DefaultRootWindow(dpy), SubstructureRedirectMask); @@ -459,7 +464,8 @@ checkotherwm(void) { } void -cleanup(void) { +cleanup(void) +{ Arg a = {.ui = ~0}; Layout foo = { "", NULL }; Monitor *m; @@ -467,15 +473,15 @@ cleanup(void) { view(&a); selmon->lt[selmon->sellt] = &foo; - for(m = mons; m; m = m->next) - while(m->stack) + for (m = mons; m; m = m->next) + while (m->stack) unmanage(m->stack, 0); XUngrabKey(dpy, AnyKey, AnyModifier, root); - while(mons) + while (mons) cleanupmon(mons); - for(i = 0; i < CurLast; i++) + for (i = 0; i < CurLast; i++) drw_cur_free(drw, cursor[i]); - for(i = 0; i < SchemeLast; i++) { + for (i = 0; i < SchemeLast; i++) { drw_clr_free(scheme[i].border); drw_clr_free(scheme[i].bg); drw_clr_free(scheme[i].fg); @@ -487,13 +493,14 @@ cleanup(void) { } void -cleanupmon(Monitor *mon) { +cleanupmon(Monitor *mon) +{ Monitor *m; - if(mon == mons) + if (mon == mons) mons = mons->next; else { - for(m = mons; m && m->next != mon; m = m->next); + for (m = mons; m && m->next != mon; m = m->next); m->next = mon->next; } XUnmapWindow(dpy, mon->barwin); @@ -502,11 +509,12 @@ cleanupmon(Monitor *mon) { } void -clearurgent(Client *c) { +clearurgent(Client *c) +{ XWMHints *wmh; c->isurgent = 0; - if(!(wmh = XGetWMHints(dpy, c->win))) + if (!(wmh = XGetWMHints(dpy, c->win))) return; wmh->flags &= ~XUrgencyHint; XSetWMHints(dpy, c->win, wmh); @@ -514,19 +522,19 @@ clearurgent(Client *c) { } void -clientmessage(XEvent *e) { +clientmessage(XEvent *e) +{ XClientMessageEvent *cme = &e->xclient; Client *c = wintoclient(cme->window); - if(!c) + if (!c) return; - if(cme->message_type == netatom[NetWMState]) { - if(cme->data.l[1] == netatom[NetWMFullscreen] || cme->data.l[2] == netatom[NetWMFullscreen]) + 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(!ISVISIBLE(c)) { + } else if (cme->message_type == netatom[NetActiveWindow]) { + if (!ISVISIBLE(c)) { c->mon->seltags ^= 1; c->mon->tagset[c->mon->seltags] = c->tags; } @@ -535,7 +543,8 @@ clientmessage(XEvent *e) { } void -configure(Client *c) { +configure(Client *c) +{ XConfigureEvent ce; ce.type = ConfigureNotify; @@ -553,20 +562,21 @@ configure(Client *c) { } void -configurenotify(XEvent *e) { +configurenotify(XEvent *e) +{ Monitor *m; XConfigureEvent *ev = &e->xconfigure; int dirty; /* TODO: updategeom handling sucks, needs to be simplified */ - if(ev->window == root) { + if (ev->window == root) { dirty = (sw != ev->width || sh != ev->height); sw = ev->width; sh = ev->height; - if(updategeom() || dirty) { + if (updategeom() || dirty) { drw_resize(drw, sw, bh); updatebars(); - for(m = mons; m; m = m->next) + for (m = mons; m; m = m->next) XMoveResizeWindow(dpy, m->barwin, m->wx, m->by, m->ww, bh); focus(NULL); arrange(NULL); @@ -575,46 +585,45 @@ configurenotify(XEvent *e) { } void -configurerequest(XEvent *e) { +configurerequest(XEvent *e) +{ Client *c; Monitor *m; XConfigureRequestEvent *ev = &e->xconfigurerequest; XWindowChanges wc; - if((c = wintoclient(ev->window))) { - if(ev->value_mask & CWBorderWidth) + if ((c = wintoclient(ev->window))) { + if (ev->value_mask & CWBorderWidth) c->bw = ev->border_width; - else if(c->isfloating || !selmon->lt[selmon->sellt]->arrange) { + else if (c->isfloating || !selmon->lt[selmon->sellt]->arrange) { m = c->mon; - if(ev->value_mask & CWX) { + if (ev->value_mask & CWX) { c->oldx = c->x; c->x = m->mx + ev->x; } - if(ev->value_mask & CWY) { + if (ev->value_mask & CWY) { c->oldy = c->y; c->y = m->my + ev->y; } - if(ev->value_mask & CWWidth) { + if (ev->value_mask & CWWidth) { c->oldw = c->w; c->w = ev->width; } - if(ev->value_mask & CWHeight) { + if (ev->value_mask & CWHeight) { c->oldh = c->h; c->h = ev->height; } - if((c->x + c->w) > m->mx + m->mw && c->isfloating) + 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) + 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))) + if ((ev->value_mask & (CWX|CWY)) && !(ev->value_mask & (CWWidth|CWHeight))) configure(c); - if(ISVISIBLE(c)) + if (ISVISIBLE(c)) XMoveResizeWindow(dpy, c->win, c->x, c->y, c->w, c->h); - } - else + } else configure(c); - } - else { + } else { wc.x = ev->x; wc.y = ev->y; wc.width = ev->width; @@ -628,7 +637,8 @@ configurerequest(XEvent *e) { } Monitor * -createmon(void) { +createmon(void) +{ Monitor *m; m = ecalloc(1, sizeof(Monitor)); @@ -644,65 +654,69 @@ createmon(void) { } void -destroynotify(XEvent *e) { +destroynotify(XEvent *e) +{ Client *c; XDestroyWindowEvent *ev = &e->xdestroywindow; - if((c = wintoclient(ev->window))) + if ((c = wintoclient(ev->window))) unmanage(c, 1); } void -detach(Client *c) { +detach(Client *c) +{ Client **tc; - for(tc = &c->mon->clients; *tc && *tc != c; tc = &(*tc)->next); + for (tc = &c->mon->clients; *tc && *tc != c; tc = &(*tc)->next); *tc = c->next; } void -detachstack(Client *c) { +detachstack(Client *c) +{ Client **tc, *t; - for(tc = &c->mon->stack; *tc && *tc != c; tc = &(*tc)->snext); + for (tc = &c->mon->stack; *tc && *tc != c; tc = &(*tc)->snext); *tc = c->snext; - if(c == c->mon->sel) { - for(t = c->mon->stack; t && !ISVISIBLE(t); t = t->snext); + if (c == c->mon->sel) { + for (t = c->mon->stack; t && !ISVISIBLE(t); t = t->snext); c->mon->sel = t; } } Monitor * -dirtomon(int dir) { +dirtomon(int dir) +{ Monitor *m = NULL; - if(dir > 0) { - if(!(m = selmon->next)) + if (dir > 0) { + if (!(m = selmon->next)) m = mons; - } - else if(selmon == mons) - for(m = mons; m->next; m = m->next); + } else if (selmon == mons) + for (m = mons; m->next; m = m->next); else - for(m = mons; m->next != selmon; m = m->next); + for (m = mons; m->next != selmon; m = m->next); return m; } void -drawbar(Monitor *m) { +drawbar(Monitor *m) +{ int x, xx, w, dx; unsigned int i, occ = 0, urg = 0; Client *c; dx = (drw->fonts[0]->ascent + drw->fonts[0]->descent + 2) / 4; - for(c = m->clients; c; c = c->next) { + for (c = m->clients; c; c = c->next) { occ |= c->tags; - if(c->isurgent) + if (c->isurgent) urg |= c->tags; } x = 0; - for(i = 0; i < LENGTH(tags); i++) { + for (i = 0; i < LENGTH(tags); i++) { w = TEXTW(tags[i]); drw_setscheme(drw, m->tagset[m->seltags] & 1 << i ? &scheme[SchemeSel] : &scheme[SchemeNorm]); drw_text(drw, x, 0, w, bh, tags[i], urg & 1 << i); @@ -715,25 +729,23 @@ drawbar(Monitor *m) { drw_text(drw, x, 0, w, bh, m->ltsymbol, 0); x += w; xx = x; - if(m == selmon) { /* status is only drawn on selected monitor */ + if (m == selmon) { /* status is only drawn on selected monitor */ w = TEXTW(stext); x = m->ww - w; - if(x < xx) { + if (x < xx) { x = xx; w = m->ww - xx; } drw_text(drw, x, 0, w, bh, stext, 0); - } - else + } else x = m->ww; - if((w = x - xx) > bh) { + if ((w = x - xx) > bh) { x = xx; - if(m->sel) { + if (m->sel) { drw_setscheme(drw, m == selmon ? &scheme[SchemeSel] : &scheme[SchemeNorm]); drw_text(drw, x, 0, w, bh, m->sel->name, 0); drw_rect(drw, x + 1, 1, dx, dx, m->sel->isfixed, m->sel->isfloating, 0); - } - else { + } else { drw_setscheme(drw, &scheme[SchemeNorm]); drw_rect(drw, x, 0, w, bh, 1, 0, 1); } @@ -742,60 +754,62 @@ drawbar(Monitor *m) { } void -drawbars(void) { +drawbars(void) +{ Monitor *m; - for(m = mons; m; m = m->next) + for (m = mons; m; m = m->next) drawbar(m); } void -enternotify(XEvent *e) { +enternotify(XEvent *e) +{ Client *c; Monitor *m; XCrossingEvent *ev = &e->xcrossing; - if((ev->mode != NotifyNormal || ev->detail == NotifyInferior) && ev->window != root) + 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) { + if (m != selmon) { unfocus(selmon->sel, 1); selmon = m; - } - else if(!c || c == selmon->sel) + } else if (!c || c == selmon->sel) return; focus(c); } void -expose(XEvent *e) { +expose(XEvent *e) +{ Monitor *m; XExposeEvent *ev = &e->xexpose; - if(ev->count == 0 && (m = wintomon(ev->window))) + if (ev->count == 0 && (m = wintomon(ev->window))) drawbar(m); } void -focus(Client *c) { - if(!c || !ISVISIBLE(c)) - for(c = selmon->stack; c && !ISVISIBLE(c); c = c->snext); - /* was if(selmon->sel) */ - if(selmon->sel && selmon->sel != c) +focus(Client *c) +{ + if (!c || !ISVISIBLE(c)) + for (c = selmon->stack; c && !ISVISIBLE(c); c = c->snext); + /* was if (selmon->sel) */ + if (selmon->sel && selmon->sel != c) unfocus(selmon->sel, 0); - if(c) { - if(c->mon != selmon) + if (c) { + if (c->mon != selmon) selmon = c->mon; - if(c->isurgent) + if (c->isurgent) clearurgent(c); detachstack(c); attachstack(c); grabbuttons(c, 1); XSetWindowBorder(dpy, c->win, scheme[SchemeSel].border->pix); setfocus(c); - } - else { + } else { XSetInputFocus(dpy, root, RevertToPointerRoot, CurrentTime); XDeleteProperty(dpy, root, netatom[NetActiveWindow]); } @@ -803,21 +817,24 @@ focus(Client *c) { drawbars(); } +/* there are some broken focus acquiring clients */ void -focusin(XEvent *e) { /* there are some broken focus acquiring clients */ +focusin(XEvent *e) +{ XFocusChangeEvent *ev = &e->xfocus; - if(selmon->sel && ev->window != selmon->sel->win) + if (selmon->sel && ev->window != selmon->sel->win) setfocus(selmon->sel); } void -focusmon(const Arg *arg) { +focusmon(const Arg *arg) +{ Monitor *m; - if(!mons->next) + if (!mons->next) return; - if((m = dirtomon(arg->i)) == selmon) + if ((m = dirtomon(arg->i)) == selmon) return; unfocus(selmon->sel, 0); /* s/1/0/ fixes input focus issues in gedit and anjuta */ @@ -826,39 +843,40 @@ focusmon(const Arg *arg) { } void -focusstack(const Arg *arg) { +focusstack(const Arg *arg) +{ Client *c = NULL, *i; - if(!selmon->sel) + if (!selmon->sel) return; - if(arg->i > 0) { - for(c = selmon->sel->next; c && !ISVISIBLE(c); c = c->next); - if(!c) - for(c = selmon->clients; c && !ISVISIBLE(c); c = c->next); - } - else { - for(i = selmon->clients; i != selmon->sel; i = i->next) - if(ISVISIBLE(i)) + if (arg->i > 0) { + for (c = selmon->sel->next; c && !ISVISIBLE(c); c = c->next); + if (!c) + for (c = selmon->clients; c && !ISVISIBLE(c); c = c->next); + } else { + for (i = selmon->clients; i != selmon->sel; i = i->next) + if (ISVISIBLE(i)) c = i; - if(!c) - for(; i; i = i->next) - if(ISVISIBLE(i)) + if (!c) + for (; i; i = i->next) + if (ISVISIBLE(i)) c = i; } - if(c) { + if (c) { focus(c); restack(selmon); } } Atom -getatomprop(Client *c, Atom prop) { +getatomprop(Client *c, Atom prop) +{ int di; unsigned long dl; unsigned char *p = NULL; Atom da, atom = None; - if(XGetWindowProperty(dpy, c->win, prop, 0L, sizeof atom, False, XA_ATOM, + if (XGetWindowProperty(dpy, c->win, prop, 0L, sizeof atom, False, XA_ATOM, &da, &di, &dl, &dl, &p) == Success && p) { atom = *(Atom *)p; XFree(p); @@ -867,7 +885,8 @@ getatomprop(Client *c, Atom prop) { } int -getrootptr(int *x, int *y) { +getrootptr(int *x, int *y) +{ int di; unsigned int dui; Window dummy; @@ -876,38 +895,40 @@ getrootptr(int *x, int *y) { } long -getstate(Window w) { +getstate(Window w) +{ int format; long result = -1; unsigned char *p = NULL; unsigned long n, extra; Atom real; - if(XGetWindowProperty(dpy, w, wmatom[WMState], 0L, 2L, False, wmatom[WMState], + if (XGetWindowProperty(dpy, w, wmatom[WMState], 0L, 2L, False, wmatom[WMState], &real, &format, &n, &extra, (unsigned char **)&p) != Success) return -1; - if(n != 0) + if (n != 0) result = *p; XFree(p); return result; } int -gettextprop(Window w, Atom atom, char *text, unsigned int size) { +gettextprop(Window w, Atom atom, char *text, unsigned int size) +{ char **list = NULL; int n; XTextProperty name; - if(!text || size == 0) + if (!text || size == 0) return 0; text[0] = '\0'; XGetTextProperty(dpy, w, &name, atom); - if(!name.nitems) + if (!name.nitems) return 0; - if(name.encoding == XA_STRING) + if (name.encoding == XA_STRING) strncpy(text, (char *)name.value, size - 1); else { - if(XmbTextPropertyToTextList(dpy, &name, &list, &n) >= Success && n > 0 && *list) { + if (XmbTextPropertyToTextList(dpy, &name, &list, &n) >= Success && n > 0 && *list) { strncpy(text, *list, size - 1); XFreeStringList(list); } @@ -918,29 +939,30 @@ gettextprop(Window w, Atom atom, char *text, unsigned int size) { } void -grabbuttons(Client *c, int focused) { +grabbuttons(Client *c, int focused) +{ updatenumlockmask(); { unsigned int i, j; unsigned int modifiers[] = { 0, LockMask, numlockmask, numlockmask|LockMask }; XUngrabButton(dpy, AnyButton, AnyModifier, c->win); - if(focused) { - for(i = 0; i < LENGTH(buttons); i++) - if(buttons[i].click == ClkClientWin) - for(j = 0; j < LENGTH(modifiers); j++) + if (focused) { + for (i = 0; i < LENGTH(buttons); i++) + if (buttons[i].click == ClkClientWin) + for (j = 0; j < LENGTH(modifiers); j++) XGrabButton(dpy, buttons[i].button, buttons[i].mask | modifiers[j], c->win, False, BUTTONMASK, GrabModeAsync, GrabModeSync, None, None); - } - else + } else XGrabButton(dpy, AnyButton, AnyModifier, c->win, False, BUTTONMASK, GrabModeAsync, GrabModeSync, None, None); } } void -grabkeys(void) { +grabkeys(void) +{ updatenumlockmask(); { unsigned int i, j; @@ -948,25 +970,27 @@ grabkeys(void) { KeyCode code; XUngrabKey(dpy, AnyKey, AnyModifier, root); - for(i = 0; i < LENGTH(keys); i++) - if((code = XKeysymToKeycode(dpy, keys[i].keysym))) - for(j = 0; j < LENGTH(modifiers); j++) + for (i = 0; i < LENGTH(keys); i++) + if ((code = XKeysymToKeycode(dpy, keys[i].keysym))) + for (j = 0; j < LENGTH(modifiers); j++) XGrabKey(dpy, code, keys[i].mod | modifiers[j], root, True, GrabModeAsync, GrabModeAsync); } } void -incnmaster(const Arg *arg) { +incnmaster(const Arg *arg) +{ selmon->nmaster = MAX(selmon->nmaster + arg->i, 0); arrange(selmon); } #ifdef XINERAMA 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 +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; @@ -974,25 +998,27 @@ isuniquegeom(XineramaScreenInfo *unique, size_t n, XineramaScreenInfo *info) { #endif /* XINERAMA */ void -keypress(XEvent *e) { +keypress(XEvent *e) +{ unsigned int i; KeySym keysym; XKeyEvent *ev; ev = &e->xkey; keysym = XKeycodeToKeysym(dpy, (KeyCode)ev->keycode, 0); - for(i = 0; i < LENGTH(keys); i++) - if(keysym == keys[i].keysym + for (i = 0; i < LENGTH(keys); i++) + if (keysym == keys[i].keysym && CLEANMASK(keys[i].mod) == CLEANMASK(ev->state) && keys[i].func) keys[i].func(&(keys[i].arg)); } void -killclient(const Arg *arg) { - if(!selmon->sel) +killclient(const Arg *arg) +{ + if (!selmon->sel) return; - if(!sendevent(selmon->sel, wmatom[WMDelete])) { + if (!sendevent(selmon->sel, wmatom[WMDelete])) { XGrabServer(dpy); XSetErrorHandler(xerrordummy); XSetCloseDownMode(dpy, DestroyAll); @@ -1004,7 +1030,8 @@ killclient(const Arg *arg) { } void -manage(Window w, XWindowAttributes *wa) { +manage(Window w, XWindowAttributes *wa) +{ Client *c, *t = NULL; Window trans = None; XWindowChanges wc; @@ -1012,11 +1039,10 @@ manage(Window w, XWindowAttributes *wa) { c = ecalloc(1, sizeof(Client)); c->win = w; updatetitle(c); - if(XGetTransientForHint(dpy, w, &trans) && (t = wintoclient(trans))) { + if (XGetTransientForHint(dpy, w, &trans) && (t = wintoclient(trans))) { c->mon = t->mon; c->tags = t->tags; - } - else { + } else { c->mon = selmon; applyrules(c); } @@ -1027,9 +1053,9 @@ manage(Window w, XWindowAttributes *wa) { c->h = c->oldh = wa->height; c->oldbw = wa->border_width; - if(c->x + WIDTH(c) > c->mon->mx + c->mon->mw) + 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) + 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 */ @@ -1046,9 +1072,9 @@ manage(Window w, XWindowAttributes *wa) { updatewmhints(c); XSelectInput(dpy, w, EnterWindowMask|FocusChangeMask|PropertyChangeMask|StructureNotifyMask); grabbuttons(c, 0); - if(!c->isfloating) + if (!c->isfloating) c->isfloating = c->oldstate = trans != None || c->isfixed; - if(c->isfloating) + if (c->isfloating) XRaiseWindow(dpy, c->win); attach(c); attachstack(c); @@ -1065,50 +1091,54 @@ manage(Window w, XWindowAttributes *wa) { } void -mappingnotify(XEvent *e) { +mappingnotify(XEvent *e) +{ XMappingEvent *ev = &e->xmapping; XRefreshKeyboardMapping(ev); - if(ev->request == MappingKeyboard) + if (ev->request == MappingKeyboard) grabkeys(); } void -maprequest(XEvent *e) { +maprequest(XEvent *e) +{ static XWindowAttributes wa; XMapRequestEvent *ev = &e->xmaprequest; - if(!XGetWindowAttributes(dpy, ev->window, &wa)) + if (!XGetWindowAttributes(dpy, ev->window, &wa)) return; - if(wa.override_redirect) + if (wa.override_redirect) return; - if(!wintoclient(ev->window)) + if (!wintoclient(ev->window)) manage(ev->window, &wa); } void -monocle(Monitor *m) { +monocle(Monitor *m) +{ unsigned int n = 0; Client *c; - for(c = m->clients; c; c = c->next) - if(ISVISIBLE(c)) + for (c = m->clients; c; c = c->next) + if (ISVISIBLE(c)) n++; - if(n > 0) /* override layout symbol */ + if (n > 0) /* override layout symbol */ snprintf(m->ltsymbol, sizeof m->ltsymbol, "[%d]", n); - for(c = nexttiled(m->clients); c; c = nexttiled(c->next)) + 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) { +motionnotify(XEvent *e) +{ static Monitor *mon = NULL; Monitor *m; XMotionEvent *ev = &e->xmotion; - if(ev->window != root) + if (ev->window != root) return; - if((m = recttomon(ev->x_root, ev->y_root, 1, 1)) != mon && mon) { + if ((m = recttomon(ev->x_root, ev->y_root, 1, 1)) != mon && mon) { unfocus(selmon->sel, 1); selmon = m; focus(NULL); @@ -1117,24 +1147,25 @@ motionnotify(XEvent *e) { } void -movemouse(const Arg *arg) { +movemouse(const Arg *arg) +{ int x, y, ocx, ocy, nx, ny; Client *c; Monitor *m; XEvent ev; Time lasttime = 0; - if(!(c = selmon->sel)) + if (!(c = selmon->sel)) return; - if(c->isfullscreen) /* no support moving fullscreen windows by mouse */ + if (c->isfullscreen) /* no support moving fullscreen windows by mouse */ return; restack(selmon); ocx = c->x; ocy = c->y; - if(XGrabPointer(dpy, root, False, MOUSEMASK, GrabModeAsync, GrabModeAsync, + if (XGrabPointer(dpy, root, False, MOUSEMASK, GrabModeAsync, GrabModeAsync, None, cursor[CurMove]->cursor, CurrentTime) != GrabSuccess) return; - if(!getrootptr(&x, &y)) + if (!getrootptr(&x, &y)) return; do { XMaskEvent(dpy, MOUSEMASK|ExposureMask|SubstructureRedirectMask, &ev); @@ -1151,27 +1182,27 @@ movemouse(const Arg *arg) { nx = ocx + (ev.xmotion.x - x); ny = ocy + (ev.xmotion.y - y); - if(nx >= selmon->wx && nx <= selmon->wx + selmon->ww + if (nx >= selmon->wx && nx <= selmon->wx + selmon->ww && ny >= selmon->wy && ny <= selmon->wy + selmon->wh) { - if(abs(selmon->wx - nx) < snap) + if (abs(selmon->wx - nx) < snap) nx = selmon->wx; - else if(abs((selmon->wx + selmon->ww) - (nx + WIDTH(c))) < snap) + else if (abs((selmon->wx + selmon->ww) - (nx + WIDTH(c))) < snap) nx = selmon->wx + selmon->ww - WIDTH(c); - if(abs(selmon->wy - ny) < snap) + if (abs(selmon->wy - ny) < snap) ny = selmon->wy; - else if(abs((selmon->wy + selmon->wh) - (ny + HEIGHT(c))) < snap) + else if (abs((selmon->wy + selmon->wh) - (ny + HEIGHT(c))) < snap) ny = selmon->wy + selmon->wh - HEIGHT(c); - if(!c->isfloating && selmon->lt[selmon->sellt]->arrange + if (!c->isfloating && selmon->lt[selmon->sellt]->arrange && (abs(nx - c->x) > snap || abs(ny - c->y) > snap)) togglefloating(NULL); } - if(!selmon->lt[selmon->sellt]->arrange || c->isfloating) + if (!selmon->lt[selmon->sellt]->arrange || c->isfloating) resize(c, nx, ny, c->w, c->h, 1); break; } - } while(ev.type != ButtonRelease); + } while (ev.type != ButtonRelease); XUngrabPointer(dpy, CurrentTime); - if((m = recttomon(c->x, c->y, c->w, c->h)) != selmon) { + if ((m = recttomon(c->x, c->y, c->w, c->h)) != selmon) { sendmon(c, m); selmon = m; focus(NULL); @@ -1179,13 +1210,15 @@ movemouse(const Arg *arg) { } Client * -nexttiled(Client *c) { - for(; c && (c->isfloating || !ISVISIBLE(c)); c = c->next); +nexttiled(Client *c) +{ + for (; c && (c->isfloating || !ISVISIBLE(c)); c = c->next); return c; } void -pop(Client *c) { +pop(Client *c) +{ detach(c); attach(c); focus(c); @@ -1193,20 +1226,21 @@ pop(Client *c) { } void -propertynotify(XEvent *e) { +propertynotify(XEvent *e) +{ Client *c; Window trans; XPropertyEvent *ev = &e->xproperty; - if((ev->window == root) && (ev->atom == XA_WM_NAME)) + if ((ev->window == root) && (ev->atom == XA_WM_NAME)) updatestatus(); - else if(ev->state == PropertyDelete) + else if (ev->state == PropertyDelete) return; /* ignore */ - else if((c = wintoclient(ev->window))) { + else if ((c = wintoclient(ev->window))) { switch(ev->atom) { default: break; case XA_WM_TRANSIENT_FOR: - if(!c->isfloating && (XGetTransientForHint(dpy, c->win, &trans)) && + if (!c->isfloating && (XGetTransientForHint(dpy, c->win, &trans)) && (c->isfloating = (wintoclient(trans)) != NULL)) arrange(c->mon); break; @@ -1218,28 +1252,30 @@ propertynotify(XEvent *e) { drawbars(); break; } - if(ev->atom == XA_WM_NAME || ev->atom == netatom[NetWMName]) { + if (ev->atom == XA_WM_NAME || ev->atom == netatom[NetWMName]) { updatetitle(c); - if(c == c->mon->sel) + if (c == c->mon->sel) drawbar(c->mon); } - if(ev->atom == netatom[NetWMWindowType]) + if (ev->atom == netatom[NetWMWindowType]) updatewindowtype(c); } } void -quit(const Arg *arg) { +quit(const Arg *arg) +{ running = 0; } Monitor * -recttomon(int x, int y, int w, int h) { +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) { + for (m = mons; m; m = m->next) + if ((a = INTERSECT(x, y, w, h, m)) > area) { area = a; r = m; } @@ -1247,13 +1283,15 @@ recttomon(int x, int y, int w, int h) { } void -resize(Client *c, int x, int y, int w, int h, int interact) { - if(applysizehints(c, &x, &y, &w, &h, interact)) +resize(Client *c, int x, int y, int w, int h, int interact) +{ + if (applysizehints(c, &x, &y, &w, &h, interact)) resizeclient(c, x, y, w, h); } void -resizeclient(Client *c, int x, int y, int w, int h) { +resizeclient(Client *c, int x, int y, int w, int h) +{ XWindowChanges wc; c->oldx = c->x; c->x = wc.x = x; @@ -1267,21 +1305,22 @@ resizeclient(Client *c, int x, int y, int w, int h) { } void -resizemouse(const Arg *arg) { +resizemouse(const Arg *arg) +{ int ocx, ocy, nw, nh; Client *c; Monitor *m; XEvent ev; Time lasttime = 0; - if(!(c = selmon->sel)) + if (!(c = selmon->sel)) return; - if(c->isfullscreen) /* no support resizing fullscreen windows by mouse */ + if (c->isfullscreen) /* no support resizing fullscreen windows by mouse */ return; restack(selmon); ocx = c->x; ocy = c->y; - if(XGrabPointer(dpy, root, False, MOUSEMASK, GrabModeAsync, GrabModeAsync, + if (XGrabPointer(dpy, root, False, MOUSEMASK, GrabModeAsync, GrabModeAsync, None, cursor[CurResize]->cursor, CurrentTime) != GrabSuccess) return; XWarpPointer(dpy, None, c->win, 0, 0, 0, 0, c->w + c->bw - 1, c->h + c->bw - 1); @@ -1300,22 +1339,22 @@ resizemouse(const Arg *arg) { nw = MAX(ev.xmotion.x - ocx - 2 * c->bw + 1, 1); nh = MAX(ev.xmotion.y - ocy - 2 * c->bw + 1, 1); - if(c->mon->wx + nw >= selmon->wx && c->mon->wx + nw <= selmon->wx + selmon->ww + if (c->mon->wx + nw >= selmon->wx && c->mon->wx + nw <= selmon->wx + selmon->ww && c->mon->wy + nh >= selmon->wy && c->mon->wy + nh <= selmon->wy + selmon->wh) { - if(!c->isfloating && selmon->lt[selmon->sellt]->arrange + if (!c->isfloating && selmon->lt[selmon->sellt]->arrange && (abs(nw - c->w) > snap || abs(nh - c->h) > snap)) togglefloating(NULL); } - if(!selmon->lt[selmon->sellt]->arrange || c->isfloating) + if (!selmon->lt[selmon->sellt]->arrange || c->isfloating) resize(c, c->x, c->y, nw, nh, 1); break; } - } while(ev.type != ButtonRelease); + } while (ev.type != ButtonRelease); XWarpPointer(dpy, None, c->win, 0, 0, 0, 0, c->w + c->bw - 1, c->h + c->bw - 1); XUngrabPointer(dpy, CurrentTime); - while(XCheckMaskEvent(dpy, EnterWindowMask, &ev)); - if((m = recttomon(c->x, c->y, c->w, c->h)) != selmon) { + while (XCheckMaskEvent(dpy, EnterWindowMask, &ev)); + if ((m = recttomon(c->x, c->y, c->w, c->h)) != selmon) { sendmon(c, m); selmon = m; focus(NULL); @@ -1323,68 +1362,72 @@ resizemouse(const Arg *arg) { } void -restack(Monitor *m) { +restack(Monitor *m) +{ Client *c; XEvent ev; XWindowChanges wc; drawbar(m); - if(!m->sel) + if (!m->sel) return; - if(m->sel->isfloating || !m->lt[m->sellt]->arrange) + if (m->sel->isfloating || !m->lt[m->sellt]->arrange) XRaiseWindow(dpy, m->sel->win); - if(m->lt[m->sellt]->arrange) { + 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)) { + 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)); + while (XCheckMaskEvent(dpy, EnterWindowMask, &ev)); } void -run(void) { +run(void) +{ XEvent ev; /* main event loop */ XSync(dpy, False); - while(running && !XNextEvent(dpy, &ev)) - if(handler[ev.type]) + while (running && !XNextEvent(dpy, &ev)) + if (handler[ev.type]) handler[ev.type](&ev); /* call handler */ } void -scan(void) { +scan(void) +{ unsigned int i, num; Window d1, d2, *wins = NULL; XWindowAttributes wa; - if(XQueryTree(dpy, root, &d1, &d2, &wins, &num)) { - for(i = 0; i < num; i++) { - if(!XGetWindowAttributes(dpy, wins[i], &wa) + 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) + if (wa.map_state == IsViewable || getstate(wins[i]) == IconicState) manage(wins[i], &wa); } - for(i = 0; i < num; i++) { /* now the transients */ - if(!XGetWindowAttributes(dpy, 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) + if (XGetTransientForHint(dpy, wins[i], &d1) && (wa.map_state == IsViewable || getstate(wins[i]) == IconicState)) manage(wins[i], &wa); } - if(wins) + if (wins) XFree(wins); } } void -sendmon(Client *c, Monitor *m) { - if(c->mon == m) +sendmon(Client *c, Monitor *m) +{ + if (c->mon == m) return; unfocus(c, 1); detach(c); @@ -1398,7 +1441,8 @@ sendmon(Client *c, Monitor *m) { } void -setclientstate(Client *c, long state) { +setclientstate(Client *c, long state) +{ long data[] = { state, None }; XChangeProperty(dpy, c->win, wmatom[WMState], wmatom[WMState], 32, @@ -1406,18 +1450,19 @@ setclientstate(Client *c, long state) { } int -sendevent(Client *c, Atom proto) { +sendevent(Client *c, Atom proto) +{ int n; Atom *protocols; int exists = 0; XEvent ev; - if(XGetWMProtocols(dpy, c->win, &protocols, &n)) { - while(!exists && n--) + if (XGetWMProtocols(dpy, c->win, &protocols, &n)) { + while (!exists && n--) exists = protocols[n] == proto; XFree(protocols); } - if(exists) { + if (exists) { ev.type = ClientMessage; ev.xclient.window = c->win; ev.xclient.message_type = wmatom[WMProtocols]; @@ -1430,8 +1475,9 @@ sendevent(Client *c, Atom proto) { } void -setfocus(Client *c) { - if(!c->neverfocus) { +setfocus(Client *c) +{ + if (!c->neverfocus) { XSetInputFocus(dpy, c->win, RevertToPointerRoot, CurrentTime); XChangeProperty(dpy, root, netatom[NetActiveWindow], XA_WINDOW, 32, PropModeReplace, @@ -1441,8 +1487,9 @@ setfocus(Client *c) { } void -setfullscreen(Client *c, int fullscreen) { - if(fullscreen && !c->isfullscreen) { +setfullscreen(Client *c, int fullscreen) +{ + if (fullscreen && !c->isfullscreen) { XChangeProperty(dpy, c->win, netatom[NetWMState], XA_ATOM, 32, PropModeReplace, (unsigned char*)&netatom[NetWMFullscreen], 1); c->isfullscreen = 1; @@ -1452,8 +1499,7 @@ setfullscreen(Client *c, int fullscreen) { c->isfloating = 1; resizeclient(c, c->mon->mx, c->mon->my, c->mon->mw, c->mon->mh); XRaiseWindow(dpy, c->win); - } - else if(!fullscreen && c->isfullscreen){ + } else if (!fullscreen && c->isfullscreen){ XChangeProperty(dpy, c->win, netatom[NetWMState], XA_ATOM, 32, PropModeReplace, (unsigned char*)0, 0); c->isfullscreen = 0; @@ -1469,13 +1515,14 @@ setfullscreen(Client *c, int fullscreen) { } void -setlayout(const Arg *arg) { - if(!arg || !arg->v || arg->v != selmon->lt[selmon->sellt]) +setlayout(const Arg *arg) +{ + if (!arg || !arg->v || arg->v != selmon->lt[selmon->sellt]) selmon->sellt ^= 1; - if(arg && arg->v) + if (arg && arg->v) selmon->lt[selmon->sellt] = (Layout *)arg->v; strncpy(selmon->ltsymbol, selmon->lt[selmon->sellt]->symbol, sizeof selmon->ltsymbol); - if(selmon->sel) + if (selmon->sel) arrange(selmon); else drawbar(selmon); @@ -1483,20 +1530,22 @@ setlayout(const Arg *arg) { /* arg > 1.0 will set mfact absolutly */ void -setmfact(const Arg *arg) { +setmfact(const Arg *arg) +{ float f; - if(!arg || !selmon->lt[selmon->sellt]->arrange) + if (!arg || !selmon->lt[selmon->sellt]->arrange) return; f = arg->f < 1.0 ? arg->f + selmon->mfact : arg->f - 1.0; - if(f < 0.1 || f > 0.9) + if (f < 0.1 || f > 0.9) return; selmon->mfact = f; arrange(selmon); } void -setup(void) { +setup(void) +{ XSetWindowAttributes wa; /* clean up any zombies immediately */ @@ -1555,34 +1604,38 @@ setup(void) { } void -showhide(Client *c) { - if(!c) +showhide(Client *c) +{ + if (!c) return; - if(ISVISIBLE(c)) { /* show clients top down */ + if (ISVISIBLE(c)) { + /* show clients top down */ XMoveWindow(dpy, c->win, c->x, c->y); - if((!c->mon->lt[c->mon->sellt]->arrange || c->isfloating) && !c->isfullscreen) + if ((!c->mon->lt[c->mon->sellt]->arrange || c->isfloating) && !c->isfullscreen) resize(c, c->x, c->y, c->w, c->h, 0); showhide(c->snext); - } - else { /* hide clients bottom up */ + } else { + /* hide clients bottom up */ showhide(c->snext); XMoveWindow(dpy, c->win, WIDTH(c) * -2, c->y); } } void -sigchld(int unused) { - if(signal(SIGCHLD, sigchld) == SIG_ERR) +sigchld(int unused) +{ + if (signal(SIGCHLD, sigchld) == SIG_ERR) die("can't install SIGCHLD handler:"); - while(0 < waitpid(-1, NULL, WNOHANG)); + while (0 < waitpid(-1, NULL, WNOHANG)); } void -spawn(const Arg *arg) { - if(arg->v == dmenucmd) +spawn(const Arg *arg) +{ + if (arg->v == dmenucmd) dmenumon[0] = '0' + selmon->num; - if(fork() == 0) { - if(dpy) + if (fork() == 0) { + if (dpy) close(ConnectionNumber(dpy)); setsid(); execvp(((char **)arg->v)[0], (char **)arg->v); @@ -1593,8 +1646,9 @@ spawn(const Arg *arg) { } void -tag(const Arg *arg) { - if(selmon->sel && arg->ui & TAGMASK) { +tag(const Arg *arg) +{ + if (selmon->sel && arg->ui & TAGMASK) { selmon->sel->tags = arg->ui & TAGMASK; focus(NULL); arrange(selmon); @@ -1602,32 +1656,33 @@ tag(const Arg *arg) { } void -tagmon(const Arg *arg) { - if(!selmon->sel || !mons->next) +tagmon(const Arg *arg) +{ + if (!selmon->sel || !mons->next) return; sendmon(selmon->sel, dirtomon(arg->i)); } void -tile(Monitor *m) { +tile(Monitor *m) +{ unsigned int i, n, h, mw, my, ty; Client *c; - for(n = 0, c = nexttiled(m->clients); c; c = nexttiled(c->next), n++); - if(n == 0) + for (n = 0, c = nexttiled(m->clients); c; c = nexttiled(c->next), n++); + if (n == 0) return; - if(n > m->nmaster) + if (n > m->nmaster) mw = m->nmaster ? m->ww * m->mfact : 0; else mw = m->ww; - for(i = my = ty = 0, c = nexttiled(m->clients); c; c = nexttiled(c->next), i++) - if(i < m->nmaster) { + for (i = my = ty = 0, c = nexttiled(m->clients); c; c = nexttiled(c->next), i++) + if (i < m->nmaster) { h = (m->wh - my) / (MIN(n, m->nmaster) - i); resize(c, m->wx, m->wy + my, mw - (2*c->bw), h - (2*c->bw), 0); my += HEIGHT(c); - } - else { + } else { h = (m->wh - ty) / (n - i); resize(c, m->wx + mw, m->wy + ty, m->ww - mw - (2*c->bw), h - (2*c->bw), 0); ty += HEIGHT(c); @@ -1635,7 +1690,8 @@ tile(Monitor *m) { } void -togglebar(const Arg *arg) { +togglebar(const Arg *arg) +{ selmon->showbar = !selmon->showbar; updatebarpos(selmon); XMoveResizeWindow(dpy, selmon->barwin, selmon->wx, selmon->by, selmon->ww, bh); @@ -1643,26 +1699,28 @@ togglebar(const Arg *arg) { } void -togglefloating(const Arg *arg) { - if(!selmon->sel) +togglefloating(const Arg *arg) +{ + if (!selmon->sel) return; - if(selmon->sel->isfullscreen) /* no support for fullscreen windows */ + if (selmon->sel->isfullscreen) /* no support for fullscreen windows */ return; selmon->sel->isfloating = !selmon->sel->isfloating || selmon->sel->isfixed; - if(selmon->sel->isfloating) + if (selmon->sel->isfloating) resize(selmon->sel, selmon->sel->x, selmon->sel->y, selmon->sel->w, selmon->sel->h, 0); arrange(selmon); } void -toggletag(const Arg *arg) { +toggletag(const Arg *arg) +{ unsigned int newtags; - if(!selmon->sel) + if (!selmon->sel) return; newtags = selmon->sel->tags ^ (arg->ui & TAGMASK); - if(newtags) { + if (newtags) { selmon->sel->tags = newtags; focus(NULL); arrange(selmon); @@ -1670,10 +1728,11 @@ toggletag(const Arg *arg) { } void -toggleview(const Arg *arg) { +toggleview(const Arg *arg) +{ unsigned int newtagset = selmon->tagset[selmon->seltags] ^ (arg->ui & TAGMASK); - if(newtagset) { + if (newtagset) { selmon->tagset[selmon->seltags] = newtagset; focus(NULL); arrange(selmon); @@ -1681,26 +1740,28 @@ toggleview(const Arg *arg) { } void -unfocus(Client *c, int setfocus) { - if(!c) +unfocus(Client *c, int setfocus) +{ + if (!c) return; grabbuttons(c, 0); XSetWindowBorder(dpy, c->win, scheme[SchemeNorm].border->pix); - if(setfocus) { + if (setfocus) { XSetInputFocus(dpy, root, RevertToPointerRoot, CurrentTime); XDeleteProperty(dpy, root, netatom[NetActiveWindow]); } } void -unmanage(Client *c, int destroyed) { +unmanage(Client *c, int destroyed) +{ Monitor *m = c->mon; XWindowChanges wc; /* The server grab construct avoids race conditions. */ detach(c); detachstack(c); - if(!destroyed) { + if (!destroyed) { wc.border_width = c->oldbw; XGrabServer(dpy); XSetErrorHandler(xerrordummy); @@ -1718,12 +1779,13 @@ unmanage(Client *c, int destroyed) { } void -unmapnotify(XEvent *e) { +unmapnotify(XEvent *e) +{ Client *c; XUnmapEvent *ev = &e->xunmap; - if((c = wintoclient(ev->window))) { - if(ev->send_event) + if ((c = wintoclient(ev->window))) { + if (ev->send_event) setclientstate(c, WithdrawnState); else unmanage(c, 0); @@ -1731,14 +1793,15 @@ unmapnotify(XEvent *e) { } void -updatebars(void) { +updatebars(void) +{ Monitor *m; XSetWindowAttributes wa = { .override_redirect = True, .background_pixmap = ParentRelative, .event_mask = ButtonPressMask|ExposureMask }; - for(m = mons; m; m = m->next) { + 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), @@ -1750,61 +1813,63 @@ updatebars(void) { } void -updatebarpos(Monitor *m) { +updatebarpos(Monitor *m) +{ m->wy = m->my; m->wh = m->mh; - if(m->showbar) { + 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 + } else m->by = -bh; } void -updateclientlist() { +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) + 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) { +updategeom(void) +{ int dirty = 0; #ifdef XINERAMA - if(XineramaIsActive(dpy)) { + if (XineramaIsActive(dpy)) { int i, j, n, nn; Client *c; Monitor *m; XineramaScreenInfo *info = XineramaQueryScreens(dpy, &nn); XineramaScreenInfo *unique = NULL; - for(n = 0, m = mons; m; m = m->next, n++); + 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])) + 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) { - for(i = 0; i < (nn - n); i++) { /* new monitors available */ - for(m = mons; m && m->next; m = m->next); - if(m) + if (n <= nn) { + for (i = 0; i < (nn - n); i++) { /* new monitors available */ + 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 + 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)) { @@ -1816,11 +1881,11 @@ updategeom(void) { 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(m->clients) { + } else { + /* less monitors available nn < n */ + for (i = nn; i < n; i++) { + for (m = mons; m && m->next; m = m->next); + while (m->clients) { dirty = 1; c = m->clients; m->clients = c->next; @@ -1829,27 +1894,26 @@ updategeom(void) { attach(c); attachstack(c); } - if(m == selmon) + if (m == selmon) selmon = mons; cleanupmon(m); } } free(unique); - } - else + } else #endif /* XINERAMA */ /* default monitor setup */ { - if(!mons) + if (!mons) mons = createmon(); - if(mons->mw != sw || mons->mh != sh) { + if (mons->mw != sw || mons->mh != sh) { dirty = 1; mons->mw = mons->ww = sw; mons->mh = mons->wh = sh; updatebarpos(mons); } } - if(dirty) { + if (dirty) { selmon = mons; selmon = wintomon(root); } @@ -1857,108 +1921,106 @@ updategeom(void) { } void -updatenumlockmask(void) { +updatenumlockmask(void) +{ unsigned int 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] + 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 -updatesizehints(Client *c) { +updatesizehints(Client *c) +{ long msize; XSizeHints size; - if(!XGetWMNormalHints(dpy, c->win, &size, &msize)) + if (!XGetWMNormalHints(dpy, c->win, &size, &msize)) /* size is uninitialized, ensure that size.flags aren't used */ size.flags = PSize; - if(size.flags & PBaseSize) { + if (size.flags & PBaseSize) { c->basew = size.base_width; c->baseh = size.base_height; - } - else if(size.flags & PMinSize) { + } else if (size.flags & PMinSize) { c->basew = size.min_width; c->baseh = size.min_height; - } - else + } else c->basew = c->baseh = 0; - if(size.flags & PResizeInc) { + if (size.flags & PResizeInc) { c->incw = size.width_inc; c->inch = size.height_inc; - } - else + } else c->incw = c->inch = 0; - if(size.flags & PMaxSize) { + if (size.flags & PMaxSize) { c->maxw = size.max_width; c->maxh = size.max_height; - } - else + } else c->maxw = c->maxh = 0; - if(size.flags & PMinSize) { + if (size.flags & PMinSize) { c->minw = size.min_width; c->minh = size.min_height; - } - else if(size.flags & PBaseSize) { + } else if (size.flags & PBaseSize) { c->minw = size.base_width; c->minh = size.base_height; - } - else + } else c->minw = c->minh = 0; - if(size.flags & PAspect) { + if (size.flags & PAspect) { c->mina = (float)size.min_aspect.y / size.min_aspect.x; c->maxa = (float)size.max_aspect.x / size.max_aspect.y; - } - else + } else c->maxa = c->mina = 0.0; c->isfixed = (c->maxw && c->minw && c->maxh && c->minh && c->maxw == c->minw && c->maxh == c->minh); } void -updatetitle(Client *c) { - if(!gettextprop(c->win, netatom[NetWMName], c->name, sizeof c->name)) +updatetitle(Client *c) +{ + if (!gettextprop(c->win, netatom[NetWMName], c->name, sizeof c->name)) gettextprop(c->win, XA_WM_NAME, c->name, sizeof c->name); - if(c->name[0] == '\0') /* hack to mark broken clients */ + if (c->name[0] == '\0') /* hack to mark broken clients */ strcpy(c->name, broken); } void -updatestatus(void) { - if(!gettextprop(root, XA_WM_NAME, stext, sizeof(stext))) +updatestatus(void) +{ + if (!gettextprop(root, XA_WM_NAME, stext, sizeof(stext))) strcpy(stext, "dwm-"VERSION); drawbar(selmon); } void -updatewindowtype(Client *c) { +updatewindowtype(Client *c) +{ Atom state = getatomprop(c, netatom[NetWMState]); Atom wtype = getatomprop(c, netatom[NetWMWindowType]); - if(state == netatom[NetWMFullscreen]) + if (state == netatom[NetWMFullscreen]) setfullscreen(c, 1); - if(wtype == netatom[NetWMWindowTypeDialog]) + if (wtype == netatom[NetWMWindowTypeDialog]) c->isfloating = 1; } void -updatewmhints(Client *c) { +updatewmhints(Client *c) +{ XWMHints *wmh; - if((wmh = XGetWMHints(dpy, c->win))) { - if(c == selmon->sel && wmh->flags & XUrgencyHint) { + if ((wmh = XGetWMHints(dpy, c->win))) { + if (c == selmon->sel && wmh->flags & XUrgencyHint) { wmh->flags &= ~XUrgencyHint; XSetWMHints(dpy, c->win, wmh); - } - else + } else c->isurgent = (wmh->flags & XUrgencyHint) ? 1 : 0; - if(wmh->flags & InputHint) + if (wmh->flags & InputHint) c->neverfocus = !wmh->input; else c->neverfocus = 0; @@ -1967,40 +2029,43 @@ updatewmhints(Client *c) { } void -view(const Arg *arg) { - if((arg->ui & TAGMASK) == selmon->tagset[selmon->seltags]) +view(const Arg *arg) +{ + if ((arg->ui & TAGMASK) == selmon->tagset[selmon->seltags]) return; selmon->seltags ^= 1; /* toggle sel tagset */ - if(arg->ui & TAGMASK) + if (arg->ui & TAGMASK) selmon->tagset[selmon->seltags] = arg->ui & TAGMASK; focus(NULL); arrange(selmon); } Client * -wintoclient(Window w) { +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) + for (m = mons; m; m = m->next) + for (c = m->clients; c; c = c->next) + if (c->win == w) return c; return NULL; } Monitor * -wintomon(Window w) { +wintomon(Window w) +{ int x, y; Client *c; Monitor *m; - if(w == root && getrootptr(&x, &y)) + if (w == root && getrootptr(&x, &y)) return recttomon(x, y, 1, 1); - for(m = mons; m; m = m->next) - if(w == m->barwin) + for (m = mons; m; m = m->next) + if (w == m->barwin) return m; - if((c = wintoclient(w))) + if ((c = wintoclient(w))) return c->mon; return selmon; } @@ -2009,8 +2074,9 @@ wintomon(Window w) { * 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 +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) @@ -2026,40 +2092,44 @@ xerror(Display *dpy, XErrorEvent *ee) { } int -xerrordummy(Display *dpy, XErrorEvent *ee) { +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) { +xerrorstart(Display *dpy, XErrorEvent *ee) +{ die("dwm: another window manager is already running\n"); return -1; } void -zoom(const Arg *arg) { +zoom(const Arg *arg) +{ Client *c = selmon->sel; - if(!selmon->lt[selmon->sellt]->arrange + if (!selmon->lt[selmon->sellt]->arrange || (selmon->sel && selmon->sel->isfloating)) return; - if(c == nexttiled(selmon->clients)) - if(!c || !(c = nexttiled(c->next))) + if (c == nexttiled(selmon->clients)) + if (!c || !(c = nexttiled(c->next))) return; pop(c); } int -main(int argc, char *argv[]) { - if(argc == 2 && !strcmp("-v", argv[1])) - die("dwm-"VERSION", © 2006-2015 dwm engineers, see LICENSE for details\n"); - else if(argc != 1) +main(int argc, char *argv[]) +{ + if (argc == 2 && !strcmp("-v", argv[1])) + die("dwm-"VERSION "\n"); + else if (argc != 1) die("usage: dwm [-v]\n"); - if(!setlocale(LC_CTYPE, "") || !XSupportsLocale()) + if (!setlocale(LC_CTYPE, "") || !XSupportsLocale()) fputs("warning: no locale support\n", stderr); - if(!(dpy = XOpenDisplay(NULL))) + if (!(dpy = XOpenDisplay(NULL))) die("dwm: cannot open display\n"); checkotherwm(); setup();