void (*arrange)(Monitor *);
} Layout;
+typedef struct Pertag Pertag;
struct Monitor {
char ltsymbol[16];
float mfact;
Monitor *next;
Window barwin;
const Layout *lt[2];
+ Pertag *pertag;
};
typedef struct {
/* 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]; };
+/* dwm will keep pid's of processes from autostart array and kill them at quit */
+static pid_t *autostart_pids;
+static size_t autostart_len;
+
+/* execute command from autostart array */
+static void
+autostart_exec() {
+ const char *const *p;
+ size_t i = 0;
+
+ /* count entries */
+ for (p = autostart; *p; autostart_len++, p++)
+ while (*++p);
+
+ autostart_pids = malloc(autostart_len * sizeof(pid_t));
+ for (p = autostart; *p; i++, p++) {
+ if ((autostart_pids[i] = fork()) == 0) {
+ setsid();
+ execvp(*p, (char *const *)p);
+ fprintf(stderr, "dwm: execvp %s\n", *p);
+ perror(" failed");
+ _exit(EXIT_FAILURE);
+ }
+ /* skip arguments */
+ while (*++p);
+ }
+}
+
/* function implementations */
void
applyrules(Client *c)
createmon(void)
{
Monitor *m;
+ unsigned int i;
m = ecalloc(1, sizeof(Monitor));
m->tagset[0] = m->tagset[1] = 1;
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;
}
if ((w = m->ww - tw - x) > bh) {
if (m->sel) {
- drw_setscheme(drw, scheme[m == selmon ? SchemeSel : SchemeNorm]);
+ drw_setscheme(drw, scheme[m == selmon ? SchemeNorm : SchemeSel]);
drw_text(drw, x, 0, w, bh, lrpad / 2, m->sel->name, 0);
if (m->sel->isfloating)
drw_rect(drw, x + boxs, boxs, boxw, boxw, m->sel->isfixed, 0);
unfocus(selmon->sel, 0);
selmon = m;
focus(NULL);
+ if (selmon->sel)
+ XWarpPointer(dpy, None, selmon->sel->win, 0, 0, 0, 0, selmon->sel->w/2, selmon->sel->h/2);
}
void
if (c) {
focus(c);
restack(selmon);
+ XWarpPointer(dpy, None, c->win, 0, 0, 0, 0, c->w/2, c->h/2);
}
}
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);
}
void
quit(const Arg *arg)
{
+ size_t i;
+
+ /* kill child processes */
+ for (i = 0; i < autostart_len; i++) {
+ if (0 < autostart_pids[i]) {
+ kill(autostart_pids[i], SIGTERM);
+ waitpid(autostart_pids[i], NULL, 0);
+ }
+ }
+
running = 0;
}
resizemouse(const Arg *arg)
{
int ocx, ocy, nw, nh;
+ int ocx2, ocy2, nx, ny;
Client *c;
Monitor *m;
XEvent ev;
+ int horizcorner, vertcorner;
+ int di;
+ unsigned int dui;
+ Window dummy;
Time lasttime = 0;
if (!(c = selmon->sel))
restack(selmon);
ocx = c->x;
ocy = c->y;
+ ocx2 = c->x + c->w;
+ ocy2 = c->y + c->h;
if (XGrabPointer(dpy, root, False, MOUSEMASK, GrabModeAsync, GrabModeAsync,
None, cursor[CurResize]->cursor, CurrentTime) != GrabSuccess)
return;
- XWarpPointer(dpy, None, c->win, 0, 0, 0, 0, c->w + c->bw - 1, c->h + c->bw - 1);
+ if (!XQueryPointer (dpy, c->win, &dummy, &dummy, &di, &di, &nx, &ny, &dui))
+ return;
+ horizcorner = nx < c->w / 2;
+ vertcorner = ny < c->h / 2;
+ XWarpPointer (dpy, None, c->win, 0, 0, 0, 0,
+ horizcorner ? (-c->bw) : (c->w + c->bw -1),
+ vertcorner ? (-c->bw) : (c->h + c->bw -1));
do {
XMaskEvent(dpy, MOUSEMASK|ExposureMask|SubstructureRedirectMask, &ev);
switch(ev.type) {
nw = MAX(ev.xmotion.x - ocx - 2 * c->bw + 1, 1);
nh = MAX(ev.xmotion.y - ocy - 2 * c->bw + 1, 1);
+ nx = horizcorner ? ev.xmotion.x : c->x;
+ ny = vertcorner ? ev.xmotion.y : c->y;
+ nw = MAX(horizcorner ? (ocx2 - nx) : (ev.xmotion.x - ocx - 2 * c->bw + 1), 1);
+ nh = MAX(vertcorner ? (ocy2 - ny) : (ev.xmotion.y - ocy - 2 * c->bw + 1), 1);
+
if (c->mon->wx + nw >= selmon->wx && c->mon->wx + nw <= selmon->wx + selmon->ww
&& c->mon->wy + nh >= selmon->wy && c->mon->wy + nh <= selmon->wy + selmon->wh)
{
togglefloating(NULL);
}
if (!selmon->lt[selmon->sellt]->arrange || c->isfloating)
- resize(c, c->x, c->y, nw, nh, 1);
+ resize(c, nx, ny, nw, nh, 1);
break;
}
} while (ev.type != ButtonRelease);
- XWarpPointer(dpy, None, c->win, 0, 0, 0, 0, c->w + c->bw - 1, c->h + c->bw - 1);
+ XWarpPointer(dpy, None, c->win, 0, 0, 0, 0,
+ horizcorner ? (-c->bw) : (c->w + c->bw - 1),
+ vertcorner ? (-c->bw) : (c->h + c->bw - 1));
XUngrabPointer(dpy, CurrentTime);
while (XCheckMaskEvent(dpy, EnterWindowMask, &ev));
if ((m = recttomon(c->x, c->y, c->w, c->h)) != selmon) {
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);
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);
}
void
sigchld(int unused)
{
+ pid_t pid;
+
if (signal(SIGCHLD, sigchld) == SIG_ERR)
die("can't install SIGCHLD handler:");
- while (0 < waitpid(-1, NULL, WNOHANG));
+ while (0 < (pid = waitpid(-1, NULL, WNOHANG))) {
+ pid_t *p, *lim;
+
+ if (!(p = autostart_pids))
+ continue;
+ lim = &p[autostart_len];
+
+ for (; p < lim; p++) {
+ if (*p == pid) {
+ *p = -1;
+ break;
+ }
+ }
+
+ }
}
void
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);
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);
}
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);
}
if (!(dpy = XOpenDisplay(NULL)))
die("dwm: cannot open display");
checkotherwm();
+ autostart_exec();
setup();
#ifdef __OpenBSD__
if (pledge("stdio rpath proc exec", NULL) == -1)