Apply per tag patch

More general approach to taglayouts patch. This patch keeps layout,
mwfact, barpos and nmaster per tag.
This commit is contained in:
Sanchayan Maity 2020-10-15 15:38:55 +05:30
parent 7729d3e9c7
commit e5a742eb19

88
dwm.c
View file

@ -118,6 +118,7 @@ typedef struct {
void (*arrange)(Monitor *);
} Layout;
typedef struct Pertag Pertag;
struct Monitor {
char ltsymbol[16];
float mfact;
@ -137,6 +138,7 @@ struct Monitor {
Monitor *next;
Window barwin;
const Layout *lt[2];
Pertag *pertag;
};
typedef struct {
@ -281,6 +283,15 @@ static Window root, wmcheckwin;
/* configuration, allows nested code to access above variables */
#include "config.h"
struct Pertag {
unsigned int curtag, prevtag; /* current and previous tag */
int nmasters[LENGTH(tags) + 1]; /* number of windows in master area */
float mfacts[LENGTH(tags) + 1]; /* mfacts per tag */
unsigned int sellts[LENGTH(tags) + 1]; /* selected layouts */
const Layout *ltidxs[LENGTH(tags) + 1][2]; /* matrix of tags and layouts indexes */
int showbars[LENGTH(tags) + 1]; /* display bar for the current tag */
};
/* compile-time check if all tags fit into an unsigned int bit array. */
struct NumTags { char limitexceeded[LENGTH(tags) > 31 ? -1 : 1]; };
@ -674,6 +685,7 @@ Monitor *
createmon(void)
{
Monitor *m;
unsigned int i;
m = ecalloc(1, sizeof(Monitor));
m->tagset[0] = m->tagset[1] = 1;
@ -684,6 +696,20 @@ createmon(void)
m->lt[0] = &layouts[0];
m->lt[1] = &layouts[1 % LENGTH(layouts)];
strncpy(m->ltsymbol, layouts[0].symbol, sizeof m->ltsymbol);
m->pertag = ecalloc(1, sizeof(Pertag));
m->pertag->curtag = m->pertag->prevtag = 1;
for (i = 0; i <= LENGTH(tags); i++) {
m->pertag->nmasters[i] = m->nmaster;
m->pertag->mfacts[i] = m->mfact;
m->pertag->ltidxs[i][0] = m->lt[0];
m->pertag->ltidxs[i][1] = m->lt[1];
m->pertag->sellts[i] = m->sellt;
m->pertag->showbars[i] = m->showbar;
}
return m;
}
@ -1009,7 +1035,7 @@ grabkeys(void)
void
incnmaster(const Arg *arg)
{
selmon->nmaster = MAX(selmon->nmaster + arg->i, 0);
selmon->nmaster = selmon->pertag->nmasters[selmon->pertag->curtag] = MAX(selmon->nmaster + arg->i, 0);
arrange(selmon);
}
@ -1557,9 +1583,9 @@ void
setlayout(const Arg *arg)
{
if (!arg || !arg->v || arg->v != selmon->lt[selmon->sellt])
selmon->sellt ^= 1;
selmon->sellt = selmon->pertag->sellts[selmon->pertag->curtag] ^= 1;
if (arg && arg->v)
selmon->lt[selmon->sellt] = (Layout *)arg->v;
selmon->lt[selmon->sellt] = selmon->pertag->ltidxs[selmon->pertag->curtag][selmon->sellt] = (Layout *)arg->v;
strncpy(selmon->ltsymbol, selmon->lt[selmon->sellt]->symbol, sizeof selmon->ltsymbol);
if (selmon->sel)
arrange(selmon);
@ -1578,7 +1604,7 @@ setmfact(const Arg *arg)
f = arg->f < 1.0 ? arg->f + selmon->mfact : arg->f - 1.0;
if (f < 0.05 || f > 0.95)
return;
selmon->mfact = f;
selmon->mfact = selmon->pertag->mfacts[selmon->pertag->curtag] = f;
arrange(selmon);
}
@ -1774,7 +1800,7 @@ tile(Monitor *m)
void
togglebar(const Arg *arg)
{
selmon->showbar = !selmon->showbar;
selmon->showbar = selmon->pertag->showbars[selmon->pertag->curtag] = !selmon->showbar;
updatebarpos(selmon);
XMoveResizeWindow(dpy, selmon->barwin, selmon->wx, selmon->by, selmon->ww, bh);
arrange(selmon);
@ -1813,9 +1839,33 @@ void
toggleview(const Arg *arg)
{
unsigned int newtagset = selmon->tagset[selmon->seltags] ^ (arg->ui & TAGMASK);
int i;
if (newtagset) {
selmon->tagset[selmon->seltags] = newtagset;
if (newtagset == ~0) {
selmon->pertag->prevtag = selmon->pertag->curtag;
selmon->pertag->curtag = 0;
}
/* test if the user did not select the same tag */
if (!(newtagset & 1 << (selmon->pertag->curtag - 1))) {
selmon->pertag->prevtag = selmon->pertag->curtag;
for (i = 0; !(newtagset & 1 << i); i++) ;
selmon->pertag->curtag = i + 1;
}
/* apply settings for this view */
selmon->nmaster = selmon->pertag->nmasters[selmon->pertag->curtag];
selmon->mfact = selmon->pertag->mfacts[selmon->pertag->curtag];
selmon->sellt = selmon->pertag->sellts[selmon->pertag->curtag];
selmon->lt[selmon->sellt] = selmon->pertag->ltidxs[selmon->pertag->curtag][selmon->sellt];
selmon->lt[selmon->sellt^1] = selmon->pertag->ltidxs[selmon->pertag->curtag][selmon->sellt^1];
if (selmon->showbar != selmon->pertag->showbars[selmon->pertag->curtag])
togglebar(NULL);
focus(NULL);
arrange(selmon);
}
@ -2143,11 +2193,37 @@ updatewmhints(Client *c)
void
view(const Arg *arg)
{
int i;
unsigned int tmptag;
if ((arg->ui & TAGMASK) == selmon->tagset[selmon->seltags])
return;
selmon->seltags ^= 1; /* toggle sel tagset */
if (arg->ui & TAGMASK)
if (arg->ui & TAGMASK) {
selmon->tagset[selmon->seltags] = arg->ui & TAGMASK;
selmon->pertag->prevtag = selmon->pertag->curtag;
if (arg->ui == ~0)
selmon->pertag->curtag = 0;
else {
for (i = 0; !(arg->ui & 1 << i); i++) ;
selmon->pertag->curtag = i + 1;
}
} else {
tmptag = selmon->pertag->prevtag;
selmon->pertag->prevtag = selmon->pertag->curtag;
selmon->pertag->curtag = tmptag;
}
selmon->nmaster = selmon->pertag->nmasters[selmon->pertag->curtag];
selmon->mfact = selmon->pertag->mfacts[selmon->pertag->curtag];
selmon->sellt = selmon->pertag->sellts[selmon->pertag->curtag];
selmon->lt[selmon->sellt] = selmon->pertag->ltidxs[selmon->pertag->curtag][selmon->sellt];
selmon->lt[selmon->sellt^1] = selmon->pertag->ltidxs[selmon->pertag->curtag][selmon->sellt^1];
if (selmon->showbar != selmon->pertag->showbars[selmon->pertag->curtag])
togglebar(NULL);
focus(NULL);
arrange(selmon);
}