Add statuscmd patch

This allows you to use a statusbar like dwmblocks and have different
things happen when you click on the modules (spawn a calendar, get
weather info via a gif)

3 files changed, 310 insertions, 6 deletions

diff --git a/config.h b/config.h
index f136841d..662e3ca5 100644
--- a/config.h
+++ b/config.h
@@ -57,6 +57,8 @@ 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 };
@@ -108,6 +110,9 @@ static const Button buttons[] = {
 	{ ClkLtSymbol,          0,              Button1,        setlayout,      {0} },
 	{ ClkLtSymbol,          0,              Button3,        setlayout,      {.v = &layouts[2]} },
 	{ ClkWinTitle,          0,              Button2,        zoom,           {0} },
+	{ ClkStatusText,        0,              Button1,        sigstatusbar,   {.i = 1} },
+	{ ClkStatusText,        0,              Button2,        sigstatusbar,   {.i = 2} },
+	{ ClkStatusText,        0,              Button3,        sigstatusbar,   {.i = 3} },
 	{ ClkStatusText,        0,              Button2,        spawn,          {.v = termcmd } },
 	{ ClkClientWin,         MODKEY,         Button1,        movemouse,      {0} },
 	{ ClkClientWin,         MODKEY,         Button2,        togglefloating, {0} },
diff --git a/dwm.c b/dwm.c
index b1e72d78..3b8821be 100644
--- 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);
@@ -205,6 +206,7 @@ static void setmfact(const Arg *arg);
 static void setup(void);
 static void seturgent(Client *c, int urg);
 static void showhide(Client *c);
+static void sigstatusbar(const Arg *arg);
 static void spawn(const Arg *arg);
 static void tag(const Arg *arg);
 static void tagmon(const Arg *arg);
@@ -239,6 +241,9 @@ static void centeredfloatingmaster(Monitor *m);
 /* 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;               /* bar height */
@@ -425,6 +430,7 @@ buttonpress(XEvent *e)
 	Client *c;
 	Monitor *m;
 	XButtonPressedEvent *ev = &e->xbutton;
+	char *text, *s, ch;
 
 	click = ClkRootWin;
 	/* focus monitor if necessary */
@@ -443,9 +449,23 @@ buttonpress(XEvent *e)
 			arg.ui = 1 << i;
 		} else if (ev->x < x + TEXTW(selmon->ltsymbol))
 			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);
@@ -711,9 +731,23 @@ 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) {
@@ -883,6 +917,31 @@ 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)
 {
@@ -893,6 +952,21 @@ getrootptr(int *x, int *y)
 	return XQueryPointer(dpy, root, &dummy, &dummy, x, y, &di, &di, &dui);
 }
 
+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);
+}
+
+
 long
 getstate(Window w)
 {
@@ -2013,8 +2087,25 @@ updatesizehints(Client *c)
 void
 updatestatus(void)
 {
-	if (!gettextprop(root, XA_WM_NAME, stext, sizeof(stext)))
-		strcpy(stext, "dwm-"VERSION);
+	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);
 }
 
diff --git a/patches/dwm-statuscmd-20210405-67d76bd.diff b/patches/dwm-statuscmd-20210405-67d76bd.diff
new file mode 100644
index 00000000..4b264201
--- /dev/null
+++ b/patches/dwm-statuscmd-20210405-67d76bd.diff
@@ -0,0 +1,208 @@
+From f58c7e4fd05ec13383518ccd51663167d45e92d0 Mon Sep 17 00:00:00 2001
+From: Daniel Bylinka <daniel.bylinka@gmail.com>
+Date: Fri, 2 Apr 2021 19:02:58 +0200
+Subject: [PATCH] [statuscmd] Signal mouse button and click location to status
+ monitor
+
+---
+ config.def.h |   6 +++-
+ dwm.c        | 100 ++++++++++++++++++++++++++++++++++++++++++++++++---
+ 2 files changed, 100 insertions(+), 6 deletions(-)
+
+diff --git a/config.def.h b/config.def.h
+index 1c0b587..154a59b 100644
+--- a/config.def.h
++++ b/config.def.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
+index b0b3466..d871457 100644
+--- 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)
+ {
+@@ -1637,6 +1696,20 @@ sigchld(int unused)
+ 	while (0 < waitpid(-1, NULL, WNOHANG));
+ }
+ 
++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)
+ {
+@@ -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);
+ }
+ 
+-- 
+2.31.0
+