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diff --git a/dwm.c b/dwm.c
index 664c527..ac8e4ec 100644
--- a/dwm.c
+++ b/dwm.c
@@ -111,6 +111,7 @@ typedef struct {
void (*arrange)(Monitor *);
} Layout;
+typedef struct Pertag Pertag;
struct Monitor {
char ltsymbol[16];
float mfact;
@@ -130,6 +131,7 @@ struct Monitor {
Monitor *next;
Window barwin;
const Layout *lt[2];
+ Pertag *pertag;
};
typedef struct {
@@ -272,6 +274,15 @@ 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]; };
@@ -632,6 +643,7 @@ Monitor *
createmon(void)
{
Monitor *m;
+ unsigned int i;
m = ecalloc(1, sizeof(Monitor));
m->tagset[0] = m->tagset[1] = 1;
@@ -642,6 +654,20 @@ 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;
}
@@ -967,7 +993,7 @@ 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);
}
@@ -1502,9 +1528,9 @@ 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);
@@ -1523,7 +1549,7 @@ 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);
}
@@ -1702,7 +1728,7 @@ 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);
@@ -1741,9 +1767,33 @@ 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);
}
@@ -2038,11 +2088,37 @@ 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);
}
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