X-Git-Url: https://git.xinqibao.xyz/dwm.git/blobdiff_plain/975c8983762246b50026d43079c60a78b341f81c..992956f2b7aaa5b7c632825d1582663b9781c036:/dwm.c diff --git a/dwm.c b/dwm.c index 3d6cc28..f266a37 100644 --- a/dwm.c +++ b/dwm.c @@ -3,7 +3,7 @@ * dynamic window manager is designed like any other X client as well. It is * driven through handling X events. In contrast to other X clients, a window * manager selects for SubstructureRedirectMask on the root window, to receive - * events about window (dis-)appearance. Only one X connection at a time is + * events about window (dis-)appearance. Only one X connection at a time is * allowed to select for this event mask. * * The event handlers of dwm are organized in an array which is accessed @@ -11,7 +11,7 @@ * in O(1) time. * * Each child of the root window is called a client, except windows which have - * set the override_redirect flag. Clients are organized in a linked client + * set the override_redirect flag. Clients are organized in a linked client * list on each monitor, the focus history is remembered through a stack list * on each monitor. Each client contains a bit array to indicate the tags of a * client. @@ -40,6 +40,12 @@ #include #endif /* XINERAMA */ #include +#include +#include +#ifdef __OpenBSD__ +#include +#include +#endif /* __OpenBSD */ #include "drw.h" #include "util.h" @@ -56,12 +62,11 @@ #define HEIGHT(X) ((X)->h + 2 * (X)->bw) #define TAGMASK ((1 << LENGTH(tags)) - 1) #define TEXTW(X) (drw_fontset_getwidth(drw, (X)) + lrpad) -#define ColBorder 2 /* enums */ enum { CurNormal, CurResize, CurMove, CurLast }; /* cursor */ enum { SchemeNorm, SchemeSel }; /* color schemes */ -enum { NetSupported, NetWMName, NetWMState, +enum { NetSupported, NetWMName, NetWMState, NetWMCheck, NetWMFullscreen, NetActiveWindow, NetWMWindowType, NetWMWindowTypeDialog, NetClientList, NetLast }; /* EWMH atoms */ enum { WMProtocols, WMDelete, WMState, WMTakeFocus, WMLast }; /* default atoms */ @@ -93,9 +98,11 @@ struct Client { int basew, baseh, incw, inch, maxw, maxh, minw, minh; 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; }; @@ -139,6 +146,8 @@ typedef struct { const char *title; unsigned int tags; int isfloating; + int isterminal; + int noswallow; int monitor; } Rule; @@ -153,7 +162,6 @@ static void buttonpress(XEvent *e); static void checkotherwm(void); static void cleanup(void); static void cleanupmon(Monitor *mon); -static void clearurgent(Client *c); static void clientmessage(XEvent *e); static void configure(Client *c); static void configurenotify(XEvent *e); @@ -171,6 +179,7 @@ static void focus(Client *c); static void focusin(XEvent *e); static void focusmon(const Arg *arg); static void focusstack(const Arg *arg); +static Atom getatomprop(Client *c, Atom prop); static int getrootptr(int *x, int *y); static long getstate(Window w); static int gettextprop(Window w, Atom atom, char *text, unsigned int size); @@ -204,6 +213,7 @@ static void setfullscreen(Client *c, int fullscreen); static void setlayout(const Arg *arg); static void setmfact(const Arg *arg); static void setup(void); +static void seturgent(Client *c, int urg); static void showhide(Client *c); static void sigchld(int unused); static void spawn(const Arg *arg); @@ -217,15 +227,15 @@ static void toggleview(const Arg *arg); static void unfocus(Client *c, int setfocus); static void unmanage(Client *c, int destroyed); static void unmapnotify(XEvent *e); -static int updategeom(void); static void updatebarpos(Monitor *m); static void updatebars(void); static void updateclientlist(void); +static int updategeom(void); static void updatenumlockmask(void); static void updatesizehints(Client *c); static void updatestatus(void); -static void updatewindowtype(Client *c); static void updatetitle(Client *c); +static void updatewindowtype(Client *c); static void updatewmhints(Client *c); static void view(const Arg *arg); static Client *wintoclient(Window w); @@ -235,6 +245,12 @@ static int xerrordummy(Display *dpy, XErrorEvent *ee); static int xerrorstart(Display *dpy, XErrorEvent *ee); static void zoom(const Arg *arg); +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[256]; @@ -263,11 +279,13 @@ static void (*handler[LASTEvent]) (XEvent *) = { static Atom wmatom[WMLast], netatom[NetLast]; static int running = 1; static Cur *cursor[CurLast]; -static Scm *scheme; +static Clr **scheme; static Display *dpy; static Drw *drw; static Monitor *mons, *selmon; -static Window root; +static Window root, wmcheckwin; + +static xcb_connection_t *xcon; /* configuration, allows nested code to access above variables */ #include "config.h" @@ -298,6 +316,8 @@ 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); @@ -414,6 +434,53 @@ 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) { @@ -440,12 +507,14 @@ buttonpress(XEvent *e) arg.ui = 1 << i; } else if (ev->x < x + blw) click = ClkLtSymbol; - else if (ev->x > selmon->ww - TEXTW(stext)) + else if (ev->x > selmon->ww - (int)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 < LENGTH(buttons); i++) @@ -485,6 +554,8 @@ cleanup(void) drw_cur_free(drw, cursor[i]); for (i = 0; i < LENGTH(colors); i++) free(scheme[i]); + free(scheme); + XDestroyWindow(dpy, wmcheckwin); drw_free(drw); XSync(dpy, False); XSetInputFocus(dpy, PointerRoot, RevertToPointerRoot, CurrentTime); @@ -507,19 +578,6 @@ cleanupmon(Monitor *mon) free(mon); } -void -clearurgent(Client *c) -{ - XWMHints *wmh; - - c->isurgent = 0; - if (!(wmh = XGetWMHints(dpy, c->win))) - return; - wmh->flags &= ~XUrgencyHint; - XSetWMHints(dpy, c->win, wmh); - XFree(wmh); -} - void clientmessage(XEvent *e) { @@ -529,15 +587,13 @@ clientmessage(XEvent *e) if (!c) return; if (cme->message_type == netatom[NetWMState]) { - if (cme->data.l[1] == netatom[NetWMFullscreen] || cme->data.l[2] == netatom[NetWMFullscreen]) + 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))); + || (cme->data.l[0] == 2 /* _NET_WM_STATE_TOGGLE */ && !c->isfullscreen))); } else if (cme->message_type == netatom[NetActiveWindow]) { - if (!ISVISIBLE(c)) { - c->mon->seltags ^= 1; - c->mon->tagset[c->mon->seltags] = c->tags; - } - pop(c); + if (c != selmon->sel && !c->isurgent) + seturgent(c, 1); } } @@ -665,6 +721,9 @@ destroynotify(XEvent *e) if ((c = wintoclient(ev->window))) unmanage(c, 1); + + else if ((c = swallowingclient(ev->window))) + unmanage(c->swallowing, 1); } void @@ -708,17 +767,20 @@ dirtomon(int dir) void drawbar(Monitor *m) { - int x, w, sw = 0; + int x, w, tw = 0; int boxs = drw->fonts->h / 9; int boxw = drw->fonts->h / 6 + 2; unsigned int i, occ = 0, urg = 0; Client *c; + if (!m->showbar) + return; + /* 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]); - sw = TEXTW(stext) - lrpad + 2; /* 2px right padding */ - drw_text(drw, m->ww - sw, 0, sw, bh, 0, stext, 0); + 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) { @@ -733,15 +795,15 @@ drawbar(Monitor *m) 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); + 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 - sw - x) > bh) { + 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); @@ -798,14 +860,13 @@ 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) selmon = c->mon; if (c->isurgent) - clearurgent(c); + seturgent(c, 0); detachstack(c); attachstack(c); grabbuttons(c, 1); @@ -819,7 +880,7 @@ focus(Client *c) drawbars(); } -/* there are some broken focus acquiring clients */ +/* there are some broken focus acquiring clients needing extra handling */ void focusin(XEvent *e) { @@ -838,8 +899,7 @@ focusmon(const Arg *arg) return; if ((m = dirtomon(arg->i)) == selmon) return; - unfocus(selmon->sel, 0); /* s/1/0/ fixes input focus issues - in gedit and anjuta */ + unfocus(selmon->sel, 0); selmon = m; focus(NULL); } @@ -849,7 +909,7 @@ focusstack(const Arg *arg) { Client *c = NULL, *i; - if (!selmon->sel) + if (!selmon->sel || (selmon->sel->isfullscreen && lockfullscreen)) return; if (arg->i > 0) { for (c = selmon->sel->next; c && !ISVISIBLE(c); c = c->next); @@ -879,7 +939,7 @@ getatomprop(Client *c, Atom prop) Atom da, atom = None; if (XGetWindowProperty(dpy, c->win, prop, 0L, sizeof atom, False, XA_ATOM, - &da, &di, &dl, &dl, &p) == Success && p) { + &da, &di, &dl, &dl, &p) == Success && p) { atom = *(Atom *)p; XFree(p); } @@ -906,7 +966,7 @@ getstate(Window w) Atom real; if (XGetWindowProperty(dpy, w, wmatom[WMState], 0L, 2L, False, wmatom[WMState], - &real, &format, &n, &extra, (unsigned char **)&p) != Success) + &real, &format, &n, &extra, (unsigned char **)&p) != Success) return -1; if (n != 0) result = *p; @@ -924,8 +984,7 @@ gettextprop(Window w, Atom atom, char *text, unsigned int size) if (!text || size == 0) return 0; text[0] = '\0'; - XGetTextProperty(dpy, w, &name, atom); - if (!name.nitems) + if (!XGetTextProperty(dpy, w, &name, atom) || !name.nitems) return 0; if (name.encoding == XA_STRING) strncpy(text, (char *)name.value, size - 1); @@ -948,17 +1007,16 @@ grabbuttons(Client *c, int focused) 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++) - XGrabButton(dpy, buttons[i].button, - buttons[i].mask | modifiers[j], - c->win, False, BUTTONMASK, - GrabModeAsync, GrabModeSync, None, None); - } else + if (!focused) XGrabButton(dpy, AnyButton, AnyModifier, c->win, False, - BUTTONMASK, GrabModeAsync, GrabModeSync, None, None); + BUTTONMASK, GrabModeSync, GrabModeSync, None, None); + 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); } } @@ -976,7 +1034,7 @@ grabkeys(void) 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); + True, GrabModeAsync, GrabModeAsync); } } @@ -1034,12 +1092,13 @@ 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; @@ -1054,6 +1113,7 @@ manage(Window w, XWindowAttributes *wa) } else { c->mon = selmon; applyrules(c); + term = termforwin(c); } if (c->x + WIDTH(c) > c->mon->mx + c->mon->mw) @@ -1063,7 +1123,7 @@ manage(Window w, XWindowAttributes *wa) 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->x + (c->w / 2) < c->mon->wx + c->mon->ww)) ? bh : c->mon->my); c->bw = borderpx; wc.border_width = c->bw; @@ -1082,7 +1142,7 @@ manage(Window w, XWindowAttributes *wa) attach(c); attachstack(c); XChangeProperty(dpy, root, netatom[NetClientList], XA_WINDOW, 32, PropModeAppend, - (unsigned char *) &(c->win), 1); + (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) @@ -1090,6 +1150,8 @@ manage(Window w, XWindowAttributes *wa) c->mon->sel = c; arrange(c->mon); XMapWindow(dpy, c->win); + if (term) + swallow(term, c); focus(NULL); } @@ -1166,7 +1228,7 @@ movemouse(const Arg *arg) ocx = c->x; ocy = c->y; if (XGrabPointer(dpy, root, False, MOUSEMASK, GrabModeAsync, GrabModeAsync, - None, cursor[CurMove]->cursor, CurrentTime) != GrabSuccess) + None, cursor[CurMove]->cursor, CurrentTime) != GrabSuccess) return; if (!getrootptr(&x, &y)) return; @@ -1185,20 +1247,17 @@ 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 - && ny >= selmon->wy && ny <= selmon->wy + selmon->wh) { - if (abs(selmon->wx - nx) < snap) - nx = selmon->wx; - else if (abs((selmon->wx + selmon->ww) - (nx + WIDTH(c))) < snap) - nx = selmon->wx + selmon->ww - WIDTH(c); - if (abs(selmon->wy - ny) < snap) - ny = selmon->wy; - 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 - && (abs(nx - c->x) > snap || abs(ny - c->y) > snap)) - togglefloating(NULL); - } + if (abs(selmon->wx - nx) < snap) + nx = selmon->wx; + else if (abs((selmon->wx + selmon->ww) - (nx + WIDTH(c))) < snap) + nx = selmon->wx + selmon->ww - WIDTH(c); + if (abs(selmon->wy - ny) < snap) + ny = selmon->wy; + 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 + && (abs(nx - c->x) > snap || abs(ny - c->y) > snap)) + togglefloating(NULL); if (!selmon->lt[selmon->sellt]->arrange || c->isfloating) resize(c, nx, ny, c->w, c->h, 1); break; @@ -1244,7 +1303,7 @@ propertynotify(XEvent *e) default: break; case XA_WM_TRANSIENT_FOR: if (!c->isfloating && (XGetTransientForHint(dpy, c->win, &trans)) && - (c->isfloating = (wintoclient(trans)) != NULL)) + (c->isfloating = (wintoclient(trans)) != NULL)) arrange(c->mon); break; case XA_WM_NORMAL_HINTS: @@ -1324,7 +1383,7 @@ resizemouse(const Arg *arg) ocx = c->x; ocy = c->y; if (XGrabPointer(dpy, root, False, MOUSEMASK, GrabModeAsync, GrabModeAsync, - None, cursor[CurResize]->cursor, CurrentTime) != GrabSuccess) + 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); do { @@ -1449,7 +1508,7 @@ setclientstate(Client *c, long state) long data[] = { state, None }; XChangeProperty(dpy, c->win, wmatom[WMState], wmatom[WMState], 32, - PropModeReplace, (unsigned char *)data, 2); + PropModeReplace, (unsigned char *)data, 2); } int @@ -1483,8 +1542,8 @@ setfocus(Client *c) if (!c->neverfocus) { XSetInputFocus(dpy, c->win, RevertToPointerRoot, CurrentTime); XChangeProperty(dpy, root, netatom[NetActiveWindow], - XA_WINDOW, 32, PropModeReplace, - (unsigned char *) &(c->win), 1); + XA_WINDOW, 32, PropModeReplace, + (unsigned char *) &(c->win), 1); } sendevent(c, wmatom[WMTakeFocus]); } @@ -1494,7 +1553,7 @@ setfullscreen(Client *c, int fullscreen) { if (fullscreen && !c->isfullscreen) { XChangeProperty(dpy, c->win, netatom[NetWMState], XA_ATOM, 32, - PropModeReplace, (unsigned char*)&netatom[NetWMFullscreen], 1); + PropModeReplace, (unsigned char*)&netatom[NetWMFullscreen], 1); c->isfullscreen = 1; c->oldstate = c->isfloating; c->oldbw = c->bw; @@ -1504,7 +1563,7 @@ setfullscreen(Client *c, int fullscreen) XRaiseWindow(dpy, c->win); } else if (!fullscreen && c->isfullscreen){ XChangeProperty(dpy, c->win, netatom[NetWMState], XA_ATOM, 32, - PropModeReplace, (unsigned char*)0, 0); + PropModeReplace, (unsigned char*)0, 0); c->isfullscreen = 0; c->isfloating = c->oldstate; c->bw = c->oldbw; @@ -1531,7 +1590,7 @@ setlayout(const Arg *arg) drawbar(selmon); } -/* arg > 1.0 will set mfact absolutly */ +/* arg > 1.0 will set mfact absolutely */ void setmfact(const Arg *arg) { @@ -1540,7 +1599,7 @@ setmfact(const Arg *arg) 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 < 0.05 || f > 0.95) return; selmon->mfact = f; arrange(selmon); @@ -1551,6 +1610,7 @@ setup(void) { int i; XSetWindowAttributes wa; + Atom utf8string; /* clean up any zombies immediately */ sigchld(0); @@ -1567,6 +1627,7 @@ setup(void) 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); @@ -1575,6 +1636,7 @@ setup(void) 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[NetWMWindowTypeDialog] = XInternAtom(dpy, "_NET_WM_WINDOW_TYPE_DIALOG", False); @@ -1584,26 +1646,49 @@ setup(void) cursor[CurResize] = drw_cur_create(drw, XC_sizing); cursor[CurMove] = drw_cur_create(drw, XC_fleur); /* init appearance */ - scheme = ecalloc(LENGTH(colors), sizeof(Scm)); + scheme = ecalloc(LENGTH(colors), sizeof(Clr *)); for (i = 0; i < LENGTH(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, (unsigned char *) &wmcheckwin, 1); + XChangeProperty(dpy, wmcheckwin, netatom[NetWMName], utf8string, 8, + PropModeReplace, (unsigned char *) "dwm", 3); + XChangeProperty(dpy, root, netatom[NetWMCheck], XA_WINDOW, 32, + PropModeReplace, (unsigned char *) &wmcheckwin, 1); /* EWMH support per view */ XChangeProperty(dpy, root, netatom[NetSupported], XA_ATOM, 32, - PropModeReplace, (unsigned char *) netatom, NetLast); + PropModeReplace, (unsigned char *) netatom, NetLast); XDeleteProperty(dpy, root, netatom[NetClientList]); - /* select for events */ + /* select events */ wa.cursor = cursor[CurNormal]->cursor; - wa.event_mask = SubstructureRedirectMask|SubstructureNotifyMask|ButtonPressMask|PointerMotionMask - |EnterWindowMask|LeaveWindowMask|StructureNotifyMask|PropertyChangeMask; + 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(NULL); } + +void +seturgent(Client *c, int urg) +{ + XWMHints *wmh; + + c->isurgent = urg; + if (!(wmh = XGetWMHints(dpy, c->win))) + return; + wmh->flags = urg ? (wmh->flags | XUrgencyHint) : (wmh->flags & ~XUrgencyHint); + XSetWMHints(dpy, c->win, wmh); + XFree(wmh); +} + void showhide(Client *c) { @@ -1682,11 +1767,13 @@ tile(Monitor *m) 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); + if (my + HEIGHT(c) < m->wh) + my += HEIGHT(c); } 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); + if (ty + HEIGHT(c) < m->wh) + ty += HEIGHT(c); } } @@ -1709,7 +1796,7 @@ togglefloating(const Arg *arg) selmon->sel->isfloating = !selmon->sel->isfloating || selmon->sel->isfixed; if (selmon->sel->isfloating) resize(selmon->sel, selmon->sel->x, selmon->sel->y, - selmon->sel->w, selmon->sel->h, 0); + selmon->sel->w, selmon->sel->h, 0); arrange(selmon); } @@ -1759,12 +1846,25 @@ unmanage(Client *c, int destroyed) Monitor *m = c->mon; XWindowChanges wc; - /* The server grab construct avoids race conditions. */ + 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) { wc.border_width = c->oldbw; - XGrabServer(dpy); + XGrabServer(dpy); /* avoid race conditions */ XSetErrorHandler(xerrordummy); XConfigureWindow(dpy, c->win, CWBorderWidth, &wc); /* restore border */ XUngrabButton(dpy, AnyButton, AnyModifier, c->win); @@ -1774,9 +1874,12 @@ unmanage(Client *c, int destroyed) XUngrabServer(dpy); } free(c); - focus(NULL); - updateclientlist(); - arrange(m); + + if (!s) { + arrange(m); + focus(NULL); + updateclientlist(); + } } void @@ -1802,14 +1905,16 @@ updatebars(void) .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); + CopyFromParent, DefaultVisual(dpy, screen), + CWOverrideRedirect|CWBackPixmap|CWEventMask, &wa); XDefineCursor(dpy, m->barwin, cursor[CurNormal]->cursor); XMapRaised(dpy, m->barwin); + XSetClassHint(dpy, m->barwin, &ch); } } @@ -1836,8 +1941,8 @@ updateclientlist() 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); + XA_WINDOW, 32, PropModeAppend, + (unsigned char *) &(c->win), 1); } int @@ -1861,8 +1966,8 @@ updategeom(void) memcpy(&unique[j++], &info[i], sizeof(XineramaScreenInfo)); XFree(info); nn = j; - if (n <= nn) { - for (i = 0; i < (nn - n); i++) { /* new monitors available */ + 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(); @@ -1871,8 +1976,8 @@ updategeom(void) } 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)) + || 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; @@ -1882,13 +1987,11 @@ updategeom(void) m->mh = m->wh = unique[i].height; updatebarpos(m); } - } else { - /* less monitors available nn < n */ + } else { /* less monitors available nn < n */ for (i = nn; i < n; i++) { for (m = mons; m && m->next; m = m->next); - while (m->clients) { + while ((c = m->clients)) { dirty = 1; - c = m->clients; m->clients = c->next; detachstack(c); c->mon = mons; @@ -1903,8 +2006,7 @@ updategeom(void) free(unique); } else #endif /* XINERAMA */ - /* default monitor setup */ - { + { /* default monitor setup */ if (!mons) mons = createmon(); if (mons->mw != sw || mons->mh != sh) { @@ -1932,7 +2034,7 @@ updatenumlockmask(void) 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)) + == XKeysymToKeycode(dpy, XK_Num_Lock)) numlockmask = (1 << i); XFreeModifiermap(modmap); } @@ -1977,8 +2079,15 @@ updatesizehints(Client *c) c->maxa = (float)size.max_aspect.x / size.max_aspect.y; } 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); + c->isfixed = (c->maxw && c->maxh && c->maxw == c->minw && c->maxh == c->minh); +} + +void +updatestatus(void) +{ + if (!gettextprop(root, XA_WM_NAME, stext, sizeof(stext))) + strcpy(stext, "dwm-"VERSION); + drawbar(selmon); } void @@ -1990,14 +2099,6 @@ updatetitle(Client *c) strcpy(c->name, broken); } -void -updatestatus(void) -{ - if (!gettextprop(root, XA_WM_NAME, stext, sizeof(stext))) - strcpy(stext, "dwm-"VERSION); - drawbar(selmon); -} - void updatewindowtype(Client *c) { @@ -2041,6 +2142,136 @@ 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) { @@ -2072,8 +2303,8 @@ wintomon(Window w) } /* 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. */ + * ignored (especially on UnmapNotify's). Other types of errors call Xlibs + * default error handler, which may call exit. */ int xerror(Display *dpy, XErrorEvent *ee) { @@ -2088,7 +2319,7 @@ xerror(Display *dpy, XErrorEvent *ee) || (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); + ee->request_code, ee->error_code); return xerrorxlib(dpy, ee); /* may call exit */ } @@ -2132,8 +2363,14 @@ 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(); setup(); +#ifdef __OpenBSD__ + if (pledge("stdio rpath proc exec ps", NULL) == -1) + die("pledge"); +#endif /* __OpenBSD__ */ scan(); run(); cleanup();