preserveonrestart

This commit is contained in:
Luke Smith 2022-11-02 12:53:16 -04:00
parent eec78faa7c
commit 4ecf33f469

38
dwm.c
View file

@ -90,7 +90,7 @@ enum { CurNormal, CurResize, CurMove, CurLast }; /* cursor */
enum { SchemeNorm, SchemeSel }; /* color schemes */
enum { NetSupported, NetWMName, NetWMState, NetWMCheck,
NetWMFullscreen, NetActiveWindow, NetWMWindowType,
NetWMWindowTypeDialog, NetClientList, NetLast }; /* EWMH atoms */
NetWMWindowTypeDialog, NetClientList, NetClientInfo, NetLast }; /* EWMH atoms */
enum { WMProtocols, WMDelete, WMState, WMTakeFocus, WMLast }; /* default atoms */
enum { ClkTagBar, ClkLtSymbol, ClkStatusText, ClkWinTitle,
ClkClientWin, ClkRootWin, ClkLast }; /* clicks */
@ -251,6 +251,7 @@ static void scan(void);
static int sendevent(Client *c, Atom proto);
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 setlayout(const Arg *arg);
@ -1283,6 +1284,26 @@ 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);
c->x = c->mon->mx + (c->mon->mw - WIDTH(c)) / 2;
c->y = c->mon->my + (c->mon->mh - HEIGHT(c)) / 2;
XSelectInput(dpy, w, EnterWindowMask|FocusChangeMask|PropertyChangeMask|StructureNotifyMask);
@ -1681,6 +1702,7 @@ sendmon(Client *c, Monitor *m)
c->tags = m->tagset[m->seltags]; /* assign tags of target monitor */
attach(c);
attachstack(c);
setclienttagprop(c);
focus(NULL);
arrange(NULL);
}
@ -1857,6 +1879,7 @@ 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);
/* init cursors */
cursor[CurNormal] = drw_cur_create(drw, XC_left_ptr);
cursor[CurResize] = drw_cur_create(drw, XC_sizing);
@ -1880,6 +1903,7 @@ 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
@ -1982,11 +2006,22 @@ 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);
}
@ -2075,6 +2110,7 @@ toggletag(const Arg *arg)
newtags = selmon->sel->tags ^ (arg->ui & TAGMASK);
if (newtags) {
selmon->sel->tags = newtags;
setclienttagprop(selmon->sel);
focus(NULL);
arrange(selmon);
}