From 5f6eff938bcf9c1ef32ad6b5749766fc7cbc1751 Mon Sep 17 00:00:00 2001 From: c Date: Wed, 6 Dec 2023 16:03:15 -0500 Subject: More patches. Things are broken. I do not care. --- dwm.c | 383 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++--- 1 file changed, 366 insertions(+), 17 deletions(-) (limited to 'dwm.c') diff --git a/dwm.c b/dwm.c index 84fc3ea..5a66327 100644 --- a/dwm.c +++ b/dwm.c @@ -41,6 +41,12 @@ #include #endif /* XINERAMA */ #include +#include +#include +#ifdef __OpenBSD__ +#include +#include +#endif /* __OpenBSD */ #include #include "drw.h" @@ -101,9 +107,11 @@ struct Client { int basew, baseh, incw, inch, maxw, maxh, minw, minh, hintsvalid; int bw, oldbw; unsigned int tags; - int isfixed, isfloating, isurgent, neverfocus, oldstate, isfullscreen; + int isfixed, isfloating, isurgent, neverfocus, oldstate, isfullscreen, isterminal, noswallow; + pid_t pid; Client *next; Client *snext; + Client *swallowing; Monitor *mon; Window win; }; @@ -148,6 +156,8 @@ typedef struct { const char *title; unsigned int tags; int isfloating; + int isterminal; + int noswallow; int monitor; } Rule; @@ -207,6 +217,7 @@ static void maprequest(XEvent *e); static void monocle(Monitor *m); static void motionnotify(XEvent *e); static void movemouse(const Arg *arg); +static void moveresize(const Arg *arg); static Client *nexttiled(Client *c); static void pop(Client *c); static void propertynotify(XEvent *e); @@ -259,9 +270,17 @@ static int xerror(Display *dpy, XErrorEvent *ee); static int xerrordummy(Display *dpy, XErrorEvent *ee); static int xerrorstart(Display *dpy, XErrorEvent *ee); static void zoom(const Arg *arg); +static void centeredmaster(Monitor *m); +static void centeredfloatingmaster(Monitor *m); static void load_xresources(void); static void resource_load(XrmDatabase db, char *name, enum resource_type rtype, void *dst); +static pid_t getparentprocess(pid_t p); +static int isdescprocess(pid_t p, pid_t c); +static Client *swallowingclient(Window w); +static Client *termforwin(const Client *c); +static pid_t winpid(Window w); + /* variables */ static const char broken[] = "broken"; static char stext[512]; @@ -298,9 +317,31 @@ static Drw *drw; static Monitor *mons, *selmon; static Window root, wmcheckwin; +static xcb_connection_t *xcon; + /* configuration, allows nested code to access above variables */ #include "config.h" +static void +moveresize(const Arg *arg) +{ + XEvent ev; + Monitor *m = selmon; + + if(!(m->sel && arg && arg->v && m->sel->isfloating)) + return; + + resize(m->sel, + m->sel->x + ((int *)arg->v)[0], + m->sel->y + ((int *)arg->v)[1], + m->sel->w + ((int *)arg->v)[2], + m->sel->h + ((int *)arg->v)[3], + False); + + while(XCheckMaskEvent(dpy, EnterWindowMask, &ev)); +} + + /* compile-time check if all tags fit into an unsigned int bit array. */ struct NumTags { char limitexceeded[LENGTH(tags) > 31 ? -1 : 1]; }; @@ -327,6 +368,8 @@ applyrules(Client *c) && (!r->class || strstr(class, r->class)) && (!r->instance || strstr(instance, r->instance))) { + c->isterminal = r->isterminal; + c->noswallow = r->noswallow; c->isfloating = r->isfloating; c->tags |= r->tags; for (m = mons; m && m->num != r->monitor; m = m->next); @@ -445,6 +488,53 @@ attachstack(Client *c) c->mon->stack = c; } +void +swallow(Client *p, Client *c) +{ + + if (c->noswallow || c->isterminal) + return; + if (c->noswallow && !swallowfloating && c->isfloating) + return; + + detach(c); + detachstack(c); + + setclientstate(c, WithdrawnState); + XUnmapWindow(dpy, p->win); + + p->swallowing = c; + c->mon = p->mon; + + Window w = p->win; + p->win = c->win; + c->win = w; + updatetitle(p); + XMoveResizeWindow(dpy, p->win, p->x, p->y, p->w, p->h); + arrange(p->mon); + configure(p); + updateclientlist(); +} + +void +unswallow(Client *c) +{ + c->win = c->swallowing->win; + + free(c->swallowing); + c->swallowing = NULL; + + /* unfullscreen the client */ + setfullscreen(c, 0); + updatetitle(c); + arrange(c->mon); + XMapWindow(dpy, c->win); + XMoveResizeWindow(dpy, c->win, c->x, c->y, c->w, c->h); + setclientstate(c, NormalState); + focus(NULL); + arrange(c->mon); +} + void buttonpress(XEvent *e) { @@ -692,6 +782,9 @@ destroynotify(XEvent *e) if ((c = wintoclient(ev->window))) unmanage(c, 1); + + else if ((c = swallowingclient(ev->window))) + unmanage(c->swallowing, 1); } void @@ -1067,12 +1160,13 @@ killclient(const Arg *arg) void manage(Window w, XWindowAttributes *wa) { - Client *c, *t = NULL; + Client *c, *t = NULL, *term = NULL; 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; @@ -1087,6 +1181,7 @@ manage(Window w, XWindowAttributes *wa) } else { c->mon = selmon; applyrules(c); + term = termforwin(c); } if (c->x + WIDTH(c) > c->mon->wx + c->mon->ww) @@ -1121,6 +1216,8 @@ manage(Window w, XWindowAttributes *wa) c->mon->sel = c; arrange(c->mon); XMapWindow(dpy, c->win); + if (term) + swallow(term, c); focus(NULL); } @@ -1158,7 +1255,7 @@ monocle(Monitor *m) 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); + resize(c, m->wx+m->gappx, m->wy+m->gappx, m->ww - 2 * c->bw - 2*m->gappx, m->wh - 2 * c->bw - 2*m->gappx, 0); } void @@ -1766,16 +1863,16 @@ tile(Monitor *m) mw = m->ww - m->gappx; for (i = 0, my = ty = m->gappx, c = nexttiled(m->clients); c; c = nexttiled(c->next), i++) if (i < m->nmaster) { - h = (m->wh - my) / (MIN(n, m->nmaster) - i) - m->gappx; - resize(c, m->wx + m->gappx, m->wy + my, mw - (2*c->bw) - m->gappx, h - (2*c->bw), 0); - if (my + HEIGHT(c) + m->gappx < m->wh) - my += HEIGHT(c) + m->gappx; - } else { - h = (m->wh - ty) / (n - i) - m->gappx; - resize(c, m->wx + mw + m->gappx, m->wy + ty, m->ww - mw - (2*c->bw) - 2*m->gappx, h - (2*c->bw), 0); - if (ty + HEIGHT(c) + m->gappx < m->wh) - ty += HEIGHT(c) + m->gappx; - } + h = (m->wh - my) / (MIN(n, m->nmaster) - i) - m->gappx; + resize(c, m->wx + m->gappx, m->wy + my, mw - (2*c->bw) - m->gappx, h - (2*c->bw), 0); + if (my + HEIGHT(c) + m->gappx < m->wh) + my += HEIGHT(c) + m->gappx; + } else { + h = (m->wh - ty) / (n - i) - m->gappx; + resize(c, m->wx + mw + m->gappx, m->wy + ty, m->ww - mw - (2*c->bw) - 2*m->gappx, h - (2*c->bw), 0); + if (ty + HEIGHT(c) + m->gappx < m->wh) + ty += HEIGHT(c) + m->gappx; + } } void @@ -1854,6 +1951,20 @@ unmanage(Client *c, int destroyed) Monitor *m = c->mon; XWindowChanges wc; + if (c->swallowing) { + unswallow(c); + return; + } + + Client *s = swallowingclient(c->win); + if (s) { + free(s->swallowing); + s->swallowing = NULL; + arrange(m); + focus(NULL); + return; + } + detach(c); detachstack(c); if (!destroyed) { @@ -1869,9 +1980,12 @@ unmanage(Client *c, int destroyed) XUngrabServer(dpy); } free(c); - focus(NULL); - updateclientlist(); - arrange(m); + + if (!s) { + arrange(m); + focus(NULL); + updateclientlist(); + } } void @@ -2135,6 +2249,136 @@ view(const Arg *arg) arrange(selmon); } +pid_t +winpid(Window w) +{ + + pid_t result = 0; + +#ifdef __linux__ + 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; + +#endif /* __linux__ */ + +#ifdef __OpenBSD__ + Atom type; + int format; + unsigned long len, bytes; + unsigned char *prop; + pid_t ret; + + if (XGetWindowProperty(dpy, w, XInternAtom(dpy, "_NET_WM_PID", 0), 0, 1, False, AnyPropertyType, &type, &format, &len, &bytes, &prop) != Success || !prop) + return 0; + + ret = *(pid_t*)prop; + XFree(prop); + result = ret; + +#endif /* __OpenBSD__ */ + return result; +} + +pid_t +getparentprocess(pid_t p) +{ + unsigned int v = 0; + +#ifdef __linux__ + FILE *f; + char buf[256]; + snprintf(buf, sizeof(buf) - 1, "/proc/%u/stat", (unsigned)p); + + if (!(f = fopen(buf, "r"))) + return 0; + + fscanf(f, "%*u %*s %*c %u", &v); + fclose(f); +#endif /* __linux__*/ + +#ifdef __OpenBSD__ + int n; + kvm_t *kd; + struct kinfo_proc *kp; + + kd = kvm_openfiles(NULL, NULL, NULL, KVM_NO_FILES, NULL); + if (!kd) + return 0; + + kp = kvm_getprocs(kd, KERN_PROC_PID, p, sizeof(*kp), &n); + v = kp->p_ppid; +#endif /* __OpenBSD__ */ + + return (pid_t)v; +} + +int +isdescprocess(pid_t p, pid_t c) +{ + while (p != c && c != 0) + c = getparentprocess(c); + + return (int)c; +} + +Client * +termforwin(const Client *w) +{ + Client *c; + Monitor *m; + + if (!w->pid || w->isterminal) + return NULL; + + for (m = mons; m; m = m->next) { + for (c = m->clients; c; c = c->next) { + if (c->isterminal && !c->swallowing && c->pid && isdescprocess(c->pid, w->pid)) + return c; + } + } + + return NULL; +} + +Client * +swallowingclient(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 NULL; +} + Client * wintoclient(Window w) { @@ -2278,12 +2522,14 @@ main(int argc, char *argv[]) fputs("warning: no locale support\n", stderr); if (!(dpy = XOpenDisplay(NULL))) die("dwm: cannot open display"); + if (!(xcon = XGetXCBConnection(dpy))) + die("dwm: cannot get xcb connection\n"); checkotherwm(); XrmInitialize(); load_xresources(); setup(); #ifdef __OpenBSD__ - if (pledge("stdio rpath proc exec", NULL) == -1) ++ if (pledge("stdio rpath proc exec ps", NULL) == -1) die("pledge"); #endif /* __OpenBSD__ */ scan(); @@ -2292,3 +2538,106 @@ main(int argc, char *argv[]) XCloseDisplay(dpy); return EXIT_SUCCESS; } + +void +centeredmaster(Monitor *m) +{ + unsigned int i, n, h, mw, mx, my, oty, ety, tw; + Client *c; + + /* count number of clients in the selected monitor */ + for (n = 0, c = nexttiled(m->clients); c; c = nexttiled(c->next), n++); + if (n == 0) + return; + + /* initialize areas */ + mw = m->ww; + mx = 0; + my = 0; + tw = mw; + + if (n > m->nmaster) { + /* go mfact box in the center if more than nmaster clients */ + mw = m->nmaster ? m->ww * m->mfact : 0; + tw = m->ww - mw; + + if (n - m->nmaster > 1) { + /* only one client */ + mx = (m->ww - mw) / 2; + tw = (m->ww - mw) / 2; + } + } + + oty = 0; + ety = 0; + for (i = 0, c = nexttiled(m->clients); c; c = nexttiled(c->next), i++) + if (i < m->nmaster) { + /* nmaster clients are stacked vertically, in the center + * of the screen */ + h = (m->wh - my) / (MIN(n, m->nmaster) - i); + resize(c, m->wx + mx, m->wy + my + m->gappx, mw - (2*c->bw), + h - (2*c->bw) - 2*m->gappx, 0); + my += HEIGHT(c); + } else { + /* stack clients are stacked vertically */ + if ((i - m->nmaster) % 2 ) { + h = (m->wh - ety) / ( (1 + n - i) / 2); + resize(c, m->wx + m->gappx, m->wy + ety + m->gappx, tw - (2*c->bw) - 2*m->gappx, + h - (2*c->bw) - 2*m->gappx, 0); + ety += HEIGHT(c); + } else { + h = (m->wh - oty) / ((1 + n - i) / 2); + resize(c, m->wx + mx + mw + m->gappx, m->wy + oty + m->gappx, + tw - (2*c->bw) - 2*m->gappx, h - (2*c->bw) - 2*m->gappx, 0); + oty += HEIGHT(c); + } + } +} + +void +centeredfloatingmaster(Monitor *m) +{ + unsigned int i, n, w, mh, mw, mx, mxo, my, myo, tx; + Client *c; + + /* count number of clients in the selected monitor */ + for (n = 0, c = nexttiled(m->clients); c; c = nexttiled(c->next), n++); + if (n == 0) + return; + + /* initialize nmaster area */ + if (n > m->nmaster) { + /* go mfact box in the center if more than nmaster clients */ + if (m->ww > m->wh) { + mw = m->nmaster ? m->ww * m->mfact : 0; + mh = m->nmaster ? m->wh * 0.9 : 0; + } else { + mh = m->nmaster ? m->wh * m->mfact : 0; + mw = m->nmaster ? m->ww * 0.9 : 0; + } + mx = mxo = (m->ww - mw) / 2; + my = myo = (m->wh - mh) / 2; + } else { + /* go fullscreen if all clients are in the master area */ + mh = m->wh; + mw = m->ww; + mx = mxo = 0; + my = myo = 0; + } + + for(i = tx = 0, c = nexttiled(m->clients); c; c = nexttiled(c->next), i++) + if (i < m->nmaster) { + /* nmaster clients are stacked horizontally, in the center + * of the screen */ + w = (mw + mxo - mx) / (MIN(n, m->nmaster) - i); + resize(c, m->wx + mx + m->gappx, m->wy + my + m->gappx, w - (2*c->bw) - 2*m->gappx, + mh - (2*c->bw) - 2*m->gappx, 0); + mx += WIDTH(c); + } else { + /* stack clients are stacked horizontally */ + w = (m->ww - tx) / (n - i); + resize(c, m->wx + tx + m->gappx, m->wy + m->gappx, w - (2*c->bw) - 2*m->gappx, + m->wh - (2*c->bw) - 2*m->gappx, 0); + tx += WIDTH(c); + } +} -- cgit v1.2.3