swallow patch
This commit is contained in:
Luke Smith
parent
dc2cfafa7e
commit
9025265545
3 changed files with 189 additions and 9 deletions
6
config.h
6
config.h
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@ -32,9 +32,9 @@ static const Rule rules[] = {
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* WM_CLASS(STRING) = instance, class
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* WM_NAME(STRING) = title
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*/
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/* class instance title tags mask isfloating monitor */
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{ "Gimp", NULL, NULL, 1 << 8, 0, -1 },
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/* { "Firefox", NULL, NULL, 1 << 8, 0, -1 }, */
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/* class instance title tags mask isfloating isterminal noswallow monitor */
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{ "Gimp", NULL, NULL, 1 << 8, 0, 0, 0, -1 },
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{ "St", NULL, NULL, 0, 0, 1, 0, -1 },
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};
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/* layout(s) */
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@ -22,7 +22,7 @@ FREETYPEINC = /usr/include/freetype2
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# includes and libs
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INCS = -I${X11INC} -I${FREETYPEINC}
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LIBS = -L${X11LIB} -lX11 ${XINERAMALIBS} ${FREETYPELIBS}
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LIBS = -L${X11LIB} -lX11 ${XINERAMALIBS} ${FREETYPELIBS} -lX11-xcb -lxcb -lxcb-res
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# flags
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CPPFLAGS = -D_DEFAULT_SOURCE -D_BSD_SOURCE -D_POSIX_C_SOURCE=200809L -DVERSION=\"${VERSION}\" ${XINERAMAFLAGS}
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190
dwm.c
190
dwm.c
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@ -41,6 +41,8 @@
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#include <X11/extensions/Xinerama.h>
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#endif /* XINERAMA */
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#include <X11/Xft/Xft.h>
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#include <X11/Xlib-xcb.h>
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#include <xcb/res.h>
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#include "drw.h"
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#include "util.h"
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@ -114,9 +116,11 @@ struct Client {
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int basew, baseh, incw, inch, maxw, maxh, minw, minh;
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int bw, oldbw;
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unsigned int tags;
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int isfixed, isfloating, isurgent, neverfocus, oldstate, isfullscreen, issticky;
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int isfixed, isfloating, isurgent, neverfocus, oldstate, isfullscreen, isterminal, noswallow, issticky;
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pid_t pid;
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Client *next;
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Client *snext;
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Client *swallowing;
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Monitor *mon;
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Window win;
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};
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@ -164,6 +168,8 @@ typedef struct {
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const char *title;
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unsigned int tags;
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int isfloating;
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int isterminal;
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int noswallow;
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int monitor;
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} Rule;
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@ -272,6 +278,13 @@ static int xerrorstart(Display *dpy, XErrorEvent *ee);
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static void xrdb(const Arg *arg);
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static void zoom(const Arg *arg);
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static pid_t getparentprocess(pid_t p);
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static int isdescprocess(pid_t p, pid_t c);
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static Client *swallowingclient(Window w);
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static Client *termforwin(const Client *c);
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static pid_t winpid(Window w);
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/* variables */
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static const char broken[] = "broken";
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static char stext[256];
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@ -310,6 +323,8 @@ static Drw *drw;
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static Monitor *mons, *selmon;
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static Window root, wmcheckwin;
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static xcb_connection_t *xcon;
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/* configuration, allows nested code to access above variables */
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#include "config.h"
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@ -341,6 +356,7 @@ applyrules(Client *c)
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&& (!r->class || strstr(class, r->class))
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&& (!r->instance || strstr(instance, r->instance)))
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{
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c->isterminal = r->isterminal;
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c->isfloating = r->isfloating;
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c->tags |= r->tags;
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for (m = mons; m && m->num != r->monitor; m = m->next);
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@ -457,6 +473,47 @@ attachstack(Client *c)
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c->mon->stack = c;
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}
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void
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swallow(Client *p, Client *c)
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{
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if (c->noswallow || c->isterminal)
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return;
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detach(c);
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detachstack(c);
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setclientstate(c, WithdrawnState);
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XUnmapWindow(dpy, p->win);
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p->swallowing = c;
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c->mon = p->mon;
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Window w = p->win;
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p->win = c->win;
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c->win = w;
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updatetitle(p);
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arrange(p->mon);
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XMoveResizeWindow(dpy, p->win, p->x, p->y, p->w, p->h);
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configure(p);
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updateclientlist();
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}
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void
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unswallow(Client *c)
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{
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c->win = c->swallowing->win;
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free(c->swallowing);
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c->swallowing = NULL;
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updatetitle(c);
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arrange(c->mon);
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XMapWindow(dpy, c->win);
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XMoveResizeWindow(dpy, c->win, c->x, c->y, c->w, c->h);
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configure(c);
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setclientstate(c, NormalState);
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}
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void
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buttonpress(XEvent *e)
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{
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@ -735,6 +792,9 @@ destroynotify(XEvent *e)
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if ((c = wintoclient(ev->window)))
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unmanage(c, 1);
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else if ((c = swallowingclient(ev->window)))
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unmanage(c->swallowing, 1);
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}
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void
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@ -1132,12 +1192,13 @@ loadxrdb()
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void
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manage(Window w, XWindowAttributes *wa)
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{
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Client *c, *t = NULL;
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Client *c, *t = NULL, *term = NULL;
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Window trans = None;
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XWindowChanges wc;
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c = ecalloc(1, sizeof(Client));
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c->win = w;
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c->pid = winpid(w);
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/* geometry */
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c->x = c->oldx = wa->x;
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c->y = c->oldy = wa->y;
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@ -1152,6 +1213,7 @@ manage(Window w, XWindowAttributes *wa)
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} else {
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c->mon = selmon;
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applyrules(c);
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term = termforwin(c);
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}
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if (c->x + WIDTH(c) > c->mon->mx + c->mon->mw)
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@ -1196,6 +1258,8 @@ manage(Window w, XWindowAttributes *wa)
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c->mon->sel = c;
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arrange(c->mon);
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XMapWindow(dpy, c->win);
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if (term)
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swallow(term, c);
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focus(NULL);
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}
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@ -1994,6 +2058,20 @@ unmanage(Client *c, int destroyed)
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Monitor *m = c->mon;
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XWindowChanges wc;
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if (c->swallowing) {
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unswallow(c);
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return;
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}
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Client *s = swallowingclient(c->win);
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if (s) {
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free(s->swallowing);
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s->swallowing = NULL;
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arrange(m);
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focus(NULL);
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return;
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}
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detach(c);
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detachstack(c);
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if (!destroyed) {
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@ -2008,9 +2086,12 @@ unmanage(Client *c, int destroyed)
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XUngrabServer(dpy);
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}
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free(c);
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focus(NULL);
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updateclientlist();
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arrange(m);
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if (!s) {
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arrange(m);
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focus(NULL);
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updateclientlist();
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}
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}
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void
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@ -2275,6 +2356,103 @@ view(const Arg *arg)
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arrange(selmon);
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}
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pid_t
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winpid(Window w)
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{
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pid_t result = 0;
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xcb_res_client_id_spec_t spec = {0};
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spec.client = w;
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spec.mask = XCB_RES_CLIENT_ID_MASK_LOCAL_CLIENT_PID;
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xcb_generic_error_t *e = NULL;
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xcb_res_query_client_ids_cookie_t c = xcb_res_query_client_ids(xcon, 1, &spec);
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xcb_res_query_client_ids_reply_t *r = xcb_res_query_client_ids_reply(xcon, c, &e);
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if (!r)
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return (pid_t)0;
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xcb_res_client_id_value_iterator_t i = xcb_res_query_client_ids_ids_iterator(r);
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for (; i.rem; xcb_res_client_id_value_next(&i)) {
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spec = i.data->spec;
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if (spec.mask & XCB_RES_CLIENT_ID_MASK_LOCAL_CLIENT_PID) {
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uint32_t *t = xcb_res_client_id_value_value(i.data);
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result = *t;
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break;
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}
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}
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free(r);
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if (result == (pid_t)-1)
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result = 0;
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return result;
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}
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pid_t
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getparentprocess(pid_t p)
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{
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unsigned int v = 0;
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#ifdef __linux__
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FILE *f;
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char buf[256];
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snprintf(buf, sizeof(buf) - 1, "/proc/%u/stat", (unsigned)p);
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if (!(f = fopen(buf, "r")))
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return 0;
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fscanf(f, "%*u %*s %*c %u", &v);
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fclose(f);
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#endif /* __linux__ */
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return (pid_t)v;
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}
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int
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isdescprocess(pid_t p, pid_t c)
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{
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while (p != c && c != 0)
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c = getparentprocess(c);
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return (int)c;
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}
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Client *
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termforwin(const Client *w)
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{
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Client *c;
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Monitor *m;
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if (!w->pid || w->isterminal)
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return NULL;
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for (m = mons; m; m = m->next) {
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for (c = m->clients; c; c = c->next) {
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if (c->isterminal && !c->swallowing && c->pid && isdescprocess(c->pid, w->pid))
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return c;
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}
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}
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return NULL;
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}
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Client *
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swallowingclient(Window w)
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{
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Client *c;
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Monitor *m;
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for (m = mons; m; m = m->next) {
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for (c = m->clients; c; c = c->next) {
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if (c->swallowing && c->swallowing->win == w)
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return c;
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}
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}
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return NULL;
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}
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Client *
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wintoclient(Window w)
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{
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@ -2377,6 +2555,8 @@ main(int argc, char *argv[])
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fputs("warning: no locale support\n", stderr);
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if (!(dpy = XOpenDisplay(NULL)))
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die("dwm: cannot open display");
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if (!(xcon = XGetXCBConnection(dpy)))
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die("dwm: cannot get xcb connection\n");
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checkotherwm();
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XrmInitialize();
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loadxrdb();
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