PolytreeDE/polytreewm
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Code Issues 4 Releases Activity

Apply "swallow" patch (dwm-swallow-20201211-61bb8b2.diff)

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This commit is contained in:
Alex Kotov 2021-11-16 04:28:25 +05:00
parent 6d253f4365
commit c04e59d42d
Signed by: kotovalexarian
GPG key ID: 553C0EBBEB5D5F08
4 changed files with 243 additions and 12 deletions
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1
README.md
View file

@ -67,6 +67,7 @@ Applied patches
* resetnmaster
* smartborders
* statusallmons
* swallow
* systray
Interesting patches (not applied)

7
config.def.h
View file

@ -3,6 +3,7 @@
static const char wm_name[] = "PolytreeWM";
/* appearance */
static const int swallowfloating = 0; /* 1 means swallow floating windows by default */
static const int showbar = 1; /* 0 means no bar */
static const int topbar = 1; /* 0 means bottom bar */
static const char *fonts[] = { "monospace:size=10" };
@ -28,8 +29,10 @@ static const Rule rules[] = {
* WM_CLASS(STRING) = instance, class
* WM_NAME(STRING) = title
*/
/* class instance title tags mask isfloating monitor */
{ "Gimp", NULL, NULL, 0, 1, -1 },
/* class, instance, title, tags mask, isfloating, isterminal, noswallow, monitor */
{ "Gimp", NULL, NULL, 0, 1, 0, 0, -1 },
{ "ptterm", NULL, NULL, 0, 0, 1, 0, -1 },
{ NULL, NULL, "Event Tester", 0, 0, 0, 1, -1 }, // xev
};
/* layout(s) */

3
config.mk
View file

@ -29,10 +29,11 @@ FREETYPEINC = /usr/include/freetype2
#FREETYPEINC = /usr/local/include/freetype2
# OpenBSD (uncomment)
#FREETYPEINC = ${X11INC}/freetype2
#KVMLIB = -lkvm
# includes and libs
INCS = -I${X11INC} -I${FREETYPEINC}
LIBS = -L${X11LIB} -lX11 ${XINERAMALIBS} ${FREETYPELIBS}
LIBS = -L${X11LIB} -lX11 ${XINERAMALIBS} ${FREETYPELIBS} -lX11-xcb -lxcb -lxcb-res ${KVMLIB}
# flags
CPPFLAGS = -D_DEFAULT_SOURCE -D_BSD_SOURCE -D_POSIX_C_SOURCE=200809L -DVERSION=\"${VERSION}\" ${XINERAMAFLAGS}

244
dwm.c
View file

@ -39,6 +39,12 @@
#include <X11/extensions/Xinerama.h>
#endif /* XINERAMA */
#include <X11/Xft/Xft.h>
#include <X11/Xlib-xcb.h>
#include <xcb/res.h>
#ifdef __OpenBSD__
#include <sys/sysctl.h>
#include <kvm.h>
#endif /* __OpenBSD */
#include "atoms.h"
#include "drw.h"
@ -107,9 +113,11 @@ 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;
};
@ -155,6 +163,8 @@ typedef struct {
const char *title;
unsigned int tags;
int isfloating;
int isterminal;
int noswallow;
int monitor;
} Rule;
@ -273,6 +283,12 @@ 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 Systray *systray = NULL;
static const char broken[] = "broken";
@ -307,6 +323,8 @@ 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"
@ -347,6 +365,8 @@ 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);
@ -499,6 +519,53 @@ 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)
{
@ -842,15 +909,18 @@ createmon(void)
void
destroynotify(XEvent *e)
{
Client *c;
XDestroyWindowEvent *ev = &e->xdestroywindow;
XDestroyWindowEvent *const ev = &e->xdestroywindow;
if ((c = wintoclient(ev->window)))
Client *c;
if ((c = wintoclient(ev->window))) {
unmanage(c, 1);
else if ((c = wintosystrayicon(ev->window))) {
} else if ((c = wintosystrayicon(ev->window))) {
removesystrayicon(c);
resizebarwin(selmon);
updatesystray();
} else if ((c = swallowingclient(ev->window))) {
unmanage(c->swallowing, 1);
}
}
@ -1222,6 +1292,7 @@ manage(Window w, XWindowAttributes *wa)
Client *const c = ecalloc(1, sizeof(Client));
c->win = w;
c->pid = winpid(w);
c->x = c->oldx = wa->x;
c->y = c->oldy = wa->y;
c->w = c->oldw = wa->width;
@ -1231,6 +1302,7 @@ manage(Window w, XWindowAttributes *wa)
updatetitle(c);
Window trans = None;
Client *term = NULL;
{
Client *t = NULL;
@ -1241,6 +1313,7 @@ manage(Window w, XWindowAttributes *wa)
} else {
c->mon = selmon;
applyrules(c);
term = termforwin(c);
}
}
@ -1332,6 +1405,8 @@ manage(Window w, XWindowAttributes *wa)
XMapWindow(dpy, c->win);
if (term) swallow(term, c);
focus(NULL);
}
@ -2223,6 +2298,20 @@ 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) {
@ -2237,9 +2326,12 @@ unmanage(Client *c, int destroyed)
XUngrabServer(dpy);
}
free(c);
focus(NULL);
updateclientlist();
arrange(m);
if (!s) {
arrange(m);
focus(NULL);
updateclientlist();
}
}
void
@ -2592,6 +2684,136 @@ viewrel(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)
{
@ -2691,12 +2913,16 @@ main(int argc, char *argv[])
die("polytreewm: cannot open display");
}
if (!(xcon = XGetXCBConnection(dpy))) {
die("polytreewm: cannot get xcb connection");
}
checkotherwm();
setup();
#ifdef __OpenBSD__
if (pledge("stdio rpath proc exec", NULL) == -1) {
if (pledge("stdio rpath proc exec ps", NULL) == -1) {
die("pledge");
}
#endif /* __OpenBSD__ */