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preserveonrestart patch for dwm

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This commit is contained in:
Bartek Stalewski 2022-06-09 17:50:46 +02:00
parent 882f0ac47b
commit 402d08b797
2 changed files with 152 additions and 1 deletions
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38
_suckless/dwm/dwm.c
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@ -88,7 +88,7 @@ enum { SchemeNorm, SchemeSel }; /* color schemes */
enum { NetSupported, NetWMName, NetWMState, NetWMCheck,
NetSystemTray, NetSystemTrayOP, NetSystemTrayOrientation, NetSystemTrayOrientationHorz,
NetWMFullscreen, NetActiveWindow, NetWMWindowType,
NetWMWindowTypeDialog, NetClientList, NetLast }; /* EWMH atoms */
NetWMWindowTypeDialog, NetClientList, NetClientInfo, NetLast }; /* EWMH atoms */
enum { Manager, Xembed, XembedInfo, XLast }; /* Xembed atoms */
enum { WMProtocols, WMDelete, WMState, WMTakeFocus, WMLast }; /* default atoms */
enum { ClkTagBar, ClkLtSymbol, ClkStatusText, ClkClientWin,
@ -243,6 +243,7 @@ static void scan(void);
static int sendevent(Window w, Atom proto, int m, long d0, long d1, long d2, long d3, long d4);
static void sendmon(Client *c, Monitor *m);
static void setclientstate(Client *c, long state);
static void setclienttagprop(Client *c);
static void setfocus(Client *c);
static void setfullscreen(Client *c, int fullscreen);
static void setgaps(const Arg *arg);
@ -1397,6 +1398,26 @@ manage(Window w, XWindowAttributes *wa)
updatewindowtype(c);
updatesizehints(c);
updatewmhints(c);
{
int format;
unsigned long *data, n, extra;
Monitor *m;
Atom atom;
if (XGetWindowProperty(dpy, c->win, netatom[NetClientInfo], 0L, 2L, False, XA_CARDINAL,
&atom, &format, &n, &extra, (unsigned char **)&data) == Success && n == 2) {
c->tags = *data;
for (m = mons; m; m = m->next) {
if (m->num == *(data+1)) {
c->mon = m;
break;
}
}
}
if (n > 0)
XFree(data);
}
setclienttagprop(c);
XSelectInput(dpy, w, EnterWindowMask|FocusChangeMask|PropertyChangeMask|StructureNotifyMask);
grabbuttons(c, 0);
if (!c->isfloating)
@ -1830,6 +1851,7 @@ sendmon(Client *c, Monitor *m)
else
attach(c);
attachstack(c);
setclienttagprop(c);
focus(NULL);
arrange(NULL);
}
@ -2011,6 +2033,7 @@ 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);
netatom[NetClientInfo] = XInternAtom(dpy, "_NET_CLIENT_INFO", False);
xatom[Manager] = XInternAtom(dpy, "MANAGER", False);
xatom[Xembed] = XInternAtom(dpy, "_XEMBED", False);
xatom[XembedInfo] = XInternAtom(dpy, "_XEMBED_INFO", False);
@ -2040,6 +2063,7 @@ setup(void)
XChangeProperty(dpy, root, netatom[NetSupported], XA_ATOM, 32,
PropModeReplace, (unsigned char *) netatom, NetLast);
XDeleteProperty(dpy, root, netatom[NetClientList]);
XDeleteProperty(dpy, root, netatom[NetClientInfo]);
/* select events */
wa.cursor = cursor[CurNormal]->cursor;
wa.event_mask = SubstructureRedirectMask|SubstructureNotifyMask
@ -2123,11 +2147,22 @@ spawn(const Arg *arg)
}
}
void
setclienttagprop(Client *c)
{
long data[] = { (long) c->tags, (long) c->mon->num };
XChangeProperty(dpy, c->win, netatom[NetClientInfo], XA_CARDINAL, 32,
PropModeReplace, (unsigned char *) data, 2);
}
void
tag(const Arg *arg)
{
Client *c;
if (selmon->sel && arg->ui & TAGMASK) {
c = selmon->sel;
selmon->sel->tags = arg->ui & TAGMASK;
setclienttagprop(c);
focus(NULL);
arrange(selmon);
}
@ -2258,6 +2293,7 @@ toggletag(const Arg *arg)
newtags = selmon->sel->tags ^ (arg->ui & TAGMASK);
if (newtags) {
selmon->sel->tags = newtags;
setclienttagprop(selmon->sel);
focus(NULL);
arrange(selmon);
}