dwm

git clone git://mattcarlson.org/repos/dwm.git
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commit d5d282a5eaf3691f56d04292abdc9474b60d0b2d
parent 3f868d15d75d61bea3cd0da18421331b04db6f8a
Author: Matthew Carlson <matt@mcarlson.xyz>
Date:   Sat,  3 Jul 2021 21:30:56 +0000

statuscmd

Diffstat:
Mconfig.h | 6+++++-
Mdwm.c | 100+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++----
2 files changed, 100 insertions(+), 6 deletions(-)

diff --git a/config.h b/config.h @@ -54,6 +54,8 @@ static const Layout layouts[] = { /* helper for spawning shell commands in the pre dwm-5.0 fashion */ #define SHCMD(cmd) { .v = (const char*[]){ "/bin/sh", "-c", cmd, NULL } } +#define STATUSBAR "dwmblocks" + /* commands */ static char dmenumon[2] = "0"; /* component of dmenucmd, manipulated in spawn() */ static const char *dmenucmd[] = { "dmenu_run", "-m", dmenumon, "-fn", dmenufont, "-nb", col_gray1, "-nf", col_gray3, "-sb", col_cyan, "-sf", col_gray4, NULL }; @@ -103,7 +105,9 @@ static Button buttons[] = { { ClkLtSymbol, 0, Button1, setlayout, {0} }, { ClkLtSymbol, 0, Button3, setlayout, {.v = &layouts[2]} }, { ClkWinTitle, 0, Button2, zoom, {0} }, - { ClkStatusText, 0, Button2, spawn, {.v = termcmd } }, + { ClkStatusText, 0, Button1, sigstatusbar, {.i = 1} }, + { ClkStatusText, 0, Button2, sigstatusbar, {.i = 2} }, + { ClkStatusText, 0, Button3, sigstatusbar, {.i = 3} }, { ClkClientWin, MODKEY, Button1, movemouse, {0} }, { ClkClientWin, MODKEY, Button2, togglefloating, {0} }, { ClkClientWin, MODKEY, Button3, resizemouse, {0} }, diff --git a/dwm.c b/dwm.c @@ -172,6 +172,7 @@ static void focusstack(const Arg *arg); static Atom getatomprop(Client *c, Atom prop); static int getrootptr(int *x, int *y); static long getstate(Window w); +static pid_t getstatusbarpid(); static int gettextprop(Window w, Atom atom, char *text, unsigned int size); static void grabbuttons(Client *c, int focused); static void grabkeys(void); @@ -206,6 +207,7 @@ static void setup(void); static void seturgent(Client *c, int urg); static void showhide(Client *c); static void sigchld(int unused); +static void sigstatusbar(const Arg *arg); static void spawn(const Arg *arg); static void tag(const Arg *arg); static void tagmon(const Arg *arg); @@ -238,6 +240,9 @@ static void zoom(const Arg *arg); /* variables */ static const char broken[] = "broken"; static char stext[256]; +static int statusw; +static int statussig; +static pid_t statuspid = -1; static int screen; static int sw, sh; /* X display screen geometry width, height */ static int bh, blw = 0; /* bar geometry */ @@ -422,6 +427,7 @@ buttonpress(XEvent *e) Client *c; Monitor *m; XButtonPressedEvent *ev = &e->xbutton; + char *text, *s, ch; click = ClkRootWin; /* focus monitor if necessary */ @@ -440,9 +446,23 @@ buttonpress(XEvent *e) arg.ui = 1 << i; } else if (ev->x < x + blw) click = ClkLtSymbol; - else if (ev->x > selmon->ww - (int)TEXTW(stext)) + else if (ev->x > selmon->ww - statusw) { + x = selmon->ww - statusw; click = ClkStatusText; - else + statussig = 0; + for (text = s = stext; *s && x <= ev->x; s++) { + if ((unsigned char)(*s) < ' ') { + ch = *s; + *s = '\0'; + x += TEXTW(text) - lrpad; + *s = ch; + text = s + 1; + if (x >= ev->x) + break; + statussig = ch; + } + } + } else click = ClkWinTitle; } else if ((c = wintoclient(ev->window))) { focus(c); @@ -704,9 +724,24 @@ drawbar(Monitor *m) /* draw status first so it can be overdrawn by tags later */ if (m == selmon) { /* status is only drawn on selected monitor */ + char *text, *s, ch; drw_setscheme(drw, scheme[SchemeNorm]); - tw = TEXTW(stext) - lrpad + 2; /* 2px right padding */ - drw_text(drw, m->ww - tw, 0, tw, bh, 0, stext, 0); + + x = 0; + for (text = s = stext; *s; s++) { + if ((unsigned char)(*s) < ' ') { + ch = *s; + *s = '\0'; + tw = TEXTW(text) - lrpad; + drw_text(drw, m->ww - statusw + x, 0, tw, bh, 0, text, 0); + x += tw; + *s = ch; + text = s + 1; + } + } + tw = TEXTW(text) - lrpad + 2; + drw_text(drw, m->ww - statusw + x, 0, tw, bh, 0, text, 0); + tw = statusw; } for (c = m->clients; c; c = c->next) { @@ -872,6 +907,30 @@ getatomprop(Client *c, Atom prop) return atom; } +pid_t +getstatusbarpid() +{ + char buf[32], *str = buf, *c; + FILE *fp; + + if (statuspid > 0) { + snprintf(buf, sizeof(buf), "/proc/%u/cmdline", statuspid); + if ((fp = fopen(buf, "r"))) { + fgets(buf, sizeof(buf), fp); + while ((c = strchr(str, '/'))) + str = c + 1; + fclose(fp); + if (!strcmp(str, STATUSBAR)) + return statuspid; + } + } + if (!(fp = popen("pidof -s "STATUSBAR, "r"))) + return -1; + fgets(buf, sizeof(buf), fp); + pclose(fp); + return strtol(buf, NULL, 10); +} + int getrootptr(int *x, int *y) { @@ -1638,6 +1697,20 @@ sigchld(int unused) } void +sigstatusbar(const Arg *arg) +{ + union sigval sv; + + if (!statussig) + return; + sv.sival_int = arg->i; + if ((statuspid = getstatusbarpid()) <= 0) + return; + + sigqueue(statuspid, SIGRTMIN+statussig, sv); +} + +void spawn(const Arg *arg) { if (arg->v == dmenucmd) @@ -1990,8 +2063,25 @@ updatesizehints(Client *c) void updatestatus(void) { - if (!gettextprop(root, XA_WM_NAME, stext, sizeof(stext))) + if (!gettextprop(root, XA_WM_NAME, stext, sizeof(stext))) { strcpy(stext, "dwm-"VERSION); + statusw = TEXTW(stext) - lrpad + 2; + } else { + char *text, *s, ch; + + statusw = 0; + for (text = s = stext; *s; s++) { + if ((unsigned char)(*s) < ' ') { + ch = *s; + *s = '\0'; + statusw += TEXTW(text) - lrpad; + *s = ch; + text = s + 1; + } + } + statusw += TEXTW(text) - lrpad + 2; + + } drawbar(selmon); }