PolytreeDE
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polytreewm
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Code Issues 4 Releases Activity

Disable swallowing

This commit is contained in:
Alex Kotov 2021-11-20 21:42:59 +05:00
parent f47259928b
commit 6d9aa2282d
Signed by: kotovalexarian
GPG Key ID: 553C0EBBEB5D5F08
8 changed files with 9 additions and 242 deletions
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1
Makefile
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@ -31,7 +31,6 @@ MODULES_SRC = \
DWM_SRC = \
src/dwm/handlers.c \
src/dwm/layouts.c \
src/dwm/swallow.c \
src/dwm/xerror.c
MODULES_HDR = $(MODULES_SRC:.c=.h)

1
README.md
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@ -42,4 +42,3 @@ different now. It also includes the following dwm patches:
* [nmaxmaster](https://dwm.suckless.org/patches/nmaxmaster)
* [resetnmaster](https://dwm.suckless.org/patches/resetnmaster)
* [smartborders](https://dwm.suckless.org/patches/smartborders)
* [swallow](https://dwm.suckless.org/patches/swallow)

2
config/3-defvars.mk
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@ -1,7 +1,7 @@
CC = cc
PKGCONFIG = pkg-config
PKGS += fontconfig freetype2 x11 x11-xcb xcb xcb-res xft
PKGS += fontconfig freetype2 x11 xft
CFLAGS += `$(PKGCONFIG) --cflags $(PKGS)`
LDFLAGS += `$(PKGCONFIG) --libs $(PKGS)`

6
src/config.def.h
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@ -21,9 +21,9 @@ static const Rule rules[] = {
* WM_CLASS(STRING) = instance, class
* WM_NAME(STRING) = title
*/
/* class, instance, title, isfloating, isterminal, noswallow, monitor */
{ "alacritty", NULL, NULL, 0, 1, 0, -1 },
{ NULL, NULL, "Event Tester", 0, 0, 1, -1 }, // xev
/* class, instance, title, isfloating, monitor */
{ "alacritty", NULL, NULL, 0, -1 },
{ NULL, NULL, "Event Tester", 0, -1 }, // xev
};
/* layout(s) */

55
src/dwm.c
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@ -21,18 +21,11 @@
#include <X11/Xproto.h>
#include <X11/Xutil.h>
#include <X11/Xft/Xft.h>
#include <X11/Xlib-xcb.h>
#include <xcb/res.h>
#ifdef ENABLE_XINERAMA
#include <X11/extensions/Xinerama.h>
#endif // ENABLE_XINERAMA
#ifdef __OpenBSD__
#include <sys/sysctl.h>
#include <kvm.h>
#endif // __OpenBSD
// TODO: Include necessary headers in this header.
#include "drw.h"
@ -92,11 +85,9 @@ struct Client {
int oldx, oldy, oldw, oldh;
int basew, baseh, incw, inch, maxw, maxh, minw, minh;
int bw, oldbw;
int isfixed, isfloating, isurgent, neverfocus, oldstate, isfullscreen, isterminal, noswallow;
pid_t pid;
int isfixed, isfloating, isurgent, neverfocus, oldstate, isfullscreen;
Client *next;
Client *snext;
Client *swallowing;
Monitor *mon;
Window win;
};
@ -133,8 +124,6 @@ typedef struct {
const char *instance;
const char *title;
int isfloating;
int isterminal;
int noswallow;
int monitor;
} Rule;
@ -214,7 +203,6 @@ static void zoom(const Arg *arg);
#include "dwm/handlers.h"
#include "dwm/layouts.h"
#include "dwm/swallow.h"
#include "dwm/xerror.h"
/*************
@ -249,8 +237,6 @@ static Drw *drw;
static Monitor *mons, *selmon;
static Window root, wmcheckwin;
static xcb_connection_t *xcon;
/***************************************************************
* configuration, allows nested code to access above variables *
***************************************************************/
@ -263,7 +249,6 @@ static xcb_connection_t *xcon;
#include "dwm/handlers.c"
#include "dwm/layouts.c"
#include "dwm/swallow.c"
#include "dwm/xerror.c"
int main(int argc, char *argv[])
@ -284,10 +269,6 @@ int main(int argc, char *argv[])
die("polytreewm: cannot open display");
}
if (!(xcon = XGetXCBConnection(dpy))) {
die("polytreewm: cannot get xcb connection");
}
checkotherwm();
if (!setup()) {
@ -295,7 +276,7 @@ int main(int argc, char *argv[])
}
#ifdef __OpenBSD__
if (pledge("stdio rpath proc exec ps", NULL) == -1) {
if (pledge("stdio rpath proc exec", NULL) == -1) {
die("pledge");
}
#endif /* __OpenBSD__ */
@ -328,8 +309,6 @@ void 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;
for (m = mons; m && m->num != r->monitor; m = m->next);
if (m)
@ -843,7 +822,6 @@ void 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;
@ -853,7 +831,6 @@ void manage(Window w, XWindowAttributes *wa)
updatetitle(c);
Window trans = None;
Client *term = NULL;
{
Client *t = NULL;
@ -863,7 +840,6 @@ void manage(Window w, XWindowAttributes *wa)
} else {
c->mon = selmon;
applyrules(c);
term = termforwin(c);
}
}
@ -941,11 +917,7 @@ void manage(Window w, XWindowAttributes *wa)
c->mon->sel = c;
arrange(c->mon);
XMapWindow(dpy, c->win);
if (term) swallow(term, c);
focus(NULL);
}
@ -1574,20 +1546,6 @@ void 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) {
@ -1602,12 +1560,9 @@ void unmanage(Client *c, int destroyed)
XUngrabServer(dpy);
}
free(c);
if (!s) {
arrange(m);
focus(NULL);
updateclientlist();
}
focus(NULL);
updateclientlist();
arrange(m);
}
void updateclientlist()

2
src/dwm/handlers.c
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@ -140,8 +140,6 @@ void on_destroy_notify(XEvent *e)
if ((c = wintoclient(ev->window))) {
unmanage(c, 1);
} else if ((c = swallowingclient(ev->window))) {
unmanage(c->swallowing, 1);
}
}

172
src/dwm/swallow.c
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@ -1,172 +0,0 @@
#ifndef _DWM_SWALLOW_C
#define _DWM_SWALLOW_C
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;
}
void swallow(Client *p, Client *c)
{
if (!settings_get_enable_swallowing()) return;
if (c->noswallow || c->isterminal) return;
if (!settings_get_swallow_floating() && 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();
}
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 *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;
}
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);
}
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;
}
#endif // _DWM_SWALLOW_C

12
src/dwm/swallow.h
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@ -1,12 +0,0 @@
#ifndef _DWM_SWALLOW_H
#define _DWM_SWALLOW_H
static pid_t getparentprocess(pid_t p);
static int isdescprocess(pid_t p, pid_t c);
static void swallow(Client *p, Client *c);
static Client *swallowingclient(Window w);
static Client *termforwin(const Client *c);
static void unswallow(Client *c);
static pid_t winpid(Window w);
#endif // _DWM_SWALLOW_H