suckless/dwm/dwm-betterswallow-20250116-89eeca1.diff
2025-07-02 15:45:16 +01:00

280 lines
8 KiB
Diff
Executable file

diff -up -x dwm -x '*.o' -x compile_commands.json dwm-6.3-orig/config.mk dwm-6.3/config.mk
--- dwm-6.3-orig/config.mk 2024-06-25 01:55:26.769203813 +0200
+++ dwm-6.3/config.mk 2024-12-15 01:12:39.132847648 +0100
@@ -24,6 +24,8 @@ FREETYPEINC = /usr/include/freetype2
INCS = -I${X11INC} -I${FREETYPEINC}
LIBS = -L${X11LIB} -lX11 ${XINERAMALIBS} ${FREETYPELIBS}
+LIBS += -lXRes
+
# flags
CPPFLAGS = -D_DEFAULT_SOURCE -D_BSD_SOURCE -D_POSIX_C_SOURCE=200809L -DVERSION=\"${VERSION}\" ${XINERAMAFLAGS}
#CFLAGS = -g -std=c99 -pedantic -Wall -O0 ${INCS} ${CPPFLAGS}
diff -up -x dwm -x '*.o' -x compile_commands.json dwm-6.3-orig/dwm.c dwm-6.3/dwm.c
--- dwm-6.3-orig/dwm.c 2024-06-25 01:55:26.771203825 +0200
+++ dwm-6.3/dwm.c 2025-01-16 21:07:02.942737362 +0100
@@ -40,6 +40,7 @@
#include <X11/extensions/Xinerama.h>
#endif /* XINERAMA */
#include <X11/Xft/Xft.h>
+#include <X11/extensions/XRes.h>
#include "drw.h"
#include "util.h"
@@ -49,7 +50,7 @@
#define CLEANMASK(mask) (mask & ~(numlockmask|LockMask) & (ShiftMask|ControlMask|Mod1Mask|Mod2Mask|Mod3Mask|Mod4Mask|Mod5Mask))
#define INTERSECT(x,y,w,h,m) (MAX(0, MIN((x)+(w),(m)->wx+(m)->ww) - MAX((x),(m)->wx)) \
* MAX(0, MIN((y)+(h),(m)->wy+(m)->wh) - MAX((y),(m)->wy)))
-#define ISVISIBLE(C) ((C->tags & C->mon->tagset[C->mon->seltags]))
+#define ISVISIBLE(C) (C->swallowed == NULL && (C->tags & C->mon->tagset[C->mon->seltags]))
#define LENGTH(X) (sizeof X / sizeof X[0])
#define MOUSEMASK (BUTTONMASK|PointerMotionMask)
#define WIDTH(X) ((X)->w + 2 * (X)->bw)
@@ -93,6 +94,11 @@ struct Client {
int bw, oldbw;
unsigned int tags;
int isfixed, isfloating, isurgent, neverfocus, oldstate, isfullscreen;
+
+ Client *swallower;
+ Client *swallowed;
+ Client *next_swallowed;
+
Client *next;
Client *snext;
Monitor *mon;
@@ -141,6 +147,12 @@ typedef struct {
int monitor;
} Rule;
+typedef struct SwallowDef {
+ pid_t pid;
+ Client *swallower;
+ struct SwallowDef *next;
+} SwallowDef;
+
/* function declarations */
static void applyrules(Client *c);
static int applysizehints(Client *c, int *x, int *y, int *w, int *h, int interact);
@@ -260,6 +272,8 @@ static void (*handler[LASTEvent]) (XEven
[PropertyNotify] = propertynotify,
[UnmapNotify] = unmapnotify
};
+static Atom swallow_atom;
+static SwallowDef *swallowlist;
static Atom wmatom[WMLast], netatom[NetLast];
static int running = 1;
static Cur *cursor[CurLast];
@@ -400,6 +414,69 @@ arrangemon(Monitor *m)
m->lt[m->sellt]->arrange(m);
}
+pid_t
+wintopid(Window window) {
+ XResClientIdSpec spec;
+ spec.client = window;
+ spec.mask = XRES_CLIENT_ID_XID;
+
+ long count;
+ XResClientIdValue *output;
+ XResQueryClientIds(dpy, 1, &spec, &count, &output);
+
+ pid_t pid = -1;
+
+ for (int i = 0; i < count; ++i)
+ if (output[i].spec.mask == XRES_CLIENT_ID_PID_MASK) {
+ pid = *(pid_t *)output[i].value;
+ break;
+ }
+
+ XResClientIdsDestroy(count, output);
+
+ return pid;
+}
+
+void
+copyclientpos(Client *dst, Client *src) {
+ dst->bw = src->bw;
+ resizeclient(dst, src->x, src->y, src->w, src->h);
+ dst->oldx = src->oldx;
+ dst->oldy = src->oldy;
+ dst->oldw = src->oldw;
+ dst->oldh = src->oldh;
+ dst->oldbw = src->oldbw;
+ dst->oldstate = src->oldstate;
+ dst->isfullscreen = src->isfullscreen;
+ dst->isfloating = src->isfloating;
+ dst->tags = src->tags;
+ dst->mon = src->mon;
+}
+
+void
+checkswallowed(Client *c) {
+ pid_t pid = wintopid(c->win);
+
+ if(pid < 0) return;
+ for(SwallowDef *sd = swallowlist; sd != NULL; sd = sd->next) {
+ if(pid == sd->pid) {
+ c->swallower = sd->swallower;
+ copyclientpos(c, sd->swallower);
+
+ c->next_swallowed = c->swallower->swallowed;
+ c->swallower->swallowed = c;
+
+ c->next = c->swallower->next;
+ c->swallower->next = c;
+
+ c->snext = c->swallower->snext;
+ c->swallower->snext = c;
+
+ return;
+ }
+ }
+}
+
void
attach(Client *c)
{
@@ -526,7 +603,15 @@ clientmessage(XEvent *e)
} else if (cme->message_type == netatom[NetActiveWindow]) {
if (c != selmon->sel && !c->isurgent)
seturgent(c, 1);
+ } else if(cme->message_type == swallow_atom) {
+ SwallowDef *node = ecalloc(1, sizeof(SwallowDef));
+ node->pid = cme->data.l[0];
+ node->swallower = c;
+ node->next = swallowlist;
+ swallowlist = node;
+ return;
}
+
}
void
@@ -1052,6 +1137,7 @@ manage(Window w, XWindowAttributes *wa)
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->bw = borderpx;
+ checkswallowed(c);
wc.border_width = c->bw;
XConfigureWindow(dpy, w, CWBorderWidth, &wc);
@@ -1066,8 +1152,10 @@ manage(Window w, XWindowAttributes *wa)
c->isfloating = c->oldstate = trans != None || c->isfixed;
if (c->isfloating)
XRaiseWindow(dpy, c->win);
- attach(c);
- attachstack(c);
+ if(!c->swallower) {
+ attach(c);
+ attachstack(c);
+ }
XChangeProperty(dpy, root, netatom[NetClientList], XA_WINDOW, 32, PropModeAppend,
(unsigned char *) &(c->win), 1);
XMoveResizeWindow(dpy, c->win, c->x + 2 * sw, c->y, c->w, c->h); /* some windows require this */
@@ -1164,6 +1252,10 @@ movemouse(const Arg *arg)
case Expose:
case MapRequest:
handler[ev.type](&ev);
+
+ // A MapRequest could've caused the current window to swallow another one.
+ if(c->swallowed)
+ c = c->swallowed;
break;
case MotionNotify:
if ((ev.xmotion.time - lasttime) <= (1000 / 60))
@@ -1318,6 +1410,9 @@ resizemouse(const Arg *arg)
case Expose:
case MapRequest:
handler[ev.type](&ev);
+
+ if(c->swallowed)
+ c = c->swallowed;
break;
case MotionNotify:
if ((ev.xmotion.time - lasttime) <= (1000 / 60))
@@ -1566,6 +1661,7 @@ setup(void)
netatom[NetWMWindowType] = XInternAtom(dpy, "_NET_WM_WINDOW_TYPE", False);
netatom[NetWMWindowTypeDialog] = XInternAtom(dpy, "_NET_WM_WINDOW_TYPE_DIALOG", False);
netatom[NetClientList] = XInternAtom(dpy, "_NET_CLIENT_LIST", False);
+ swallow_atom = XInternAtom(dpy, "_BETTER_SWALLOW", False);
/* init cursors */
cursor[CurNormal] = drw_cur_create(drw, XC_left_ptr);
cursor[CurResize] = drw_cur_create(drw, XC_sizing);
@@ -1583,6 +1679,8 @@ setup(void)
PropModeReplace, (unsigned char *) &wmcheckwin, 1);
XChangeProperty(dpy, wmcheckwin, netatom[NetWMName], utf8string, 8,
PropModeReplace, (unsigned char *) "dwm", 3);
+ XChangeProperty(dpy, root, swallow_atom, utf8string, 8,
+ PropModeReplace, (unsigned char *) "supported", 9);
XChangeProperty(dpy, root, netatom[NetWMCheck], XA_WINDOW, 32,
PropModeReplace, (unsigned char *) &wmcheckwin, 1);
/* EWMH support per view */
@@ -1766,11 +1864,55 @@ unfocus(Client *c, int setfocus)
}
void
+deleteswallower(Client *c) {
+ SwallowDef **prevnext = &swallowlist;
+ for(SwallowDef *sd = swallowlist; sd != NULL;) {
+ if(sd->swallower == c) {
+ SwallowDef *next = sd->next;
+ *prevnext = next;
+ free(sd);
+ sd = next;
+ } else {
+ prevnext = &sd->next;
+ sd = sd->next;
+ }
+ }
+
+ Client *sw = c->swallowed;
+ while(sw) {
+ sw->swallower = NULL;
+ Client *next = sw->next_swallowed;
+ sw->next_swallowed = NULL;
+ sw = next;
+ }
+}
+
+void
unmanage(Client *c, int destroyed)
{
Monitor *m = c->mon;
XWindowChanges wc;
+ if(c->swallower) {
+ Client **prev = &c->swallower->swallowed;
+ for(; *prev != c; prev = &(*prev)->next_swallowed)
+ ;
+ *prev = c->next_swallowed;
+ c->next_swallowed = NULL;
+
+ if(c->swallower->swallowed == NULL) {
+ detach(c->swallower);
+ detachstack(c->swallower);
+
+ c->swallower->next = c->next;
+ c->next = c->swallower;
+ c->swallower->snext = c->snext;
+ c->snext = c->swallower;
+
+ copyclientpos(c->swallower, c);
+ }
+ }
+
detach(c);
detachstack(c);
if (!destroyed) {
@@ -1783,9 +1925,10 @@ unmanage(Client *c, int destroyed)
XSync(dpy, False);
XSetErrorHandler(xerror);
XUngrabServer(dpy);
- }
+ } else deleteswallower(c);
+ if(c->swallower) focus(c->swallower);
+ else focus(NULL);
free(c);
- focus(NULL);
updateclientlist();
arrange(m);
}